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Aerial image processing software user manual

1. Use DOF cut function to split the orthophoto map into smaller parts or simply create a new orthophoto from the area in question This will reduce the size of your files and speed up further work with your results 64 X 461824 75 Y 101955 70 Select the area by left clicking and dragging your mouse over the image to draw a selection rectangle Click Confirm to calculate DOF cut 65 3 5 4 MERGE DOF In case you have 2 orthophoto maps calculated from images taken during two different flights you can use Merge DOF function and produce a single orthophoto map Click Merge button to start Continue by selecting the area for you merged orthophoto To select it you can simply use a left mouse click or you can do it by setting specific coordinates of the map corners Select the area and click Next The Merge wizard will appear Select the first orthophoto and click Paste selected DOF Select the second orthophoto set the Alpha to medium position to clearly see the coverage of two orthophoto maps Click Select merge area and use a left mouse to select it right click to finish it set the Blending size to 50 and click Merge selection Try to avoid any obstructions when selecting your merge area That will help you get the best results 66 As a result you get a single orthophoto map Click Finish if you re pleased with it or simply repeat the merging process for improvements 3 5 5 CALCULATE AREA Use this functio
2. Team ence Coleta ota Meton pora Matter ires 2055 Miura defin Cus IR Click Wire only to see the triangulated mesh buge Ponte 294 DO Pe Project race wo Pme CSM Dat i rs Litet Mah Caes dana Jam mes deo wea DATEI Aire onis decem r irtoa Cope DO Po spor cenctoez Te Tok Ow Oosa sunctod Cueste Meta poat Matter Urea 25 dura acc Cd kc var 3 4 6 FLATTEN Use Flatten function to take irregularities out smooth even surface of DSM and app 53 Select the area with a left mouse click finish the selection with a right mouse click inspect the selection and click Flatten Surface smoothness will be calculated based on edge of selection points Project imeges Oste PoietCleud OSM DOF images PobtOeud DSM DOF Profile Ust of Mesh Clouds Y PointCloud 2015 07 10 13 39 55 This is what it looks like after using Flatten function 54 Project Images Data PointCloud DSM DOF reset ven M Too dor M ortho mode Mlzcurdna box Free fight Punt cauds sosm m d a 3 4 7 VOLUME CALCULATION Volume calculation based on one surface Calculate volume of material for a single measurement This option comes in handy when calculating the volume of excavated material Calculate or load point cloud of the area gt Click DSM gt Calculate New and set DSM calculation parameters as shown in the image below LITE Yo dom to noce DYTT
3. Transverse profiles are presented under the longitudinal profile Zoom in to inspect the specific profile or double click the profile in the list You can also zoom in to specific profile by left clicking a section line in the longitudinal profile 37 Me 3Dsurvey 1 8 2 O x Project Images Data Pointcloud DSM DOF Options Images Point doud DSM DOF Profile List of profiles Profile 1 Profile 1 stacionaza 0 00 Profile 1 stacionaza 10 00 Profile 1 stacionada 20 00 Profile 1 stacionaza 30 00 Profile 1 stacionaza 40 00 Profile 1 staciona a 50 00 Profile 1 stacionaza 60 00 Profile 1 stacionata 70 00 Profile 1 stacionaza 80 00 Profile 1 stacionaza 90 00 ES SJ S S S IS S S KIK J S Vertical exaggeration G o el Text size xaxs 36 2 vaxs 24 1 Profile title 36 _ 2 Profile ines Anchor ponts Reset view Export DXF Export PDF Remove selected X 461747 04 Y 101959 28 te 30survey 1 8 2 _ O x Project Images Data Pointcloud DSM DOF Options Images Point doud DSM DOF Profie List of profiles Profile 1 Profile 1 staciona a 0 00 Profile 1 stacionaza 10 00 Profile 1 stacionaza 20 00 Profile 1 stacionaza 30 00 Profile 1 stacionaza 40 00 Profile 1 staciona a 50 00 Profile 1 stacionaza 60 00 Profile 1 staciona a 70 00 Profile 1 stacionaza 80 00 Profile 1 stacionaza 90 00 S S S E E S FT RS S TL T Vertical exagge
4. to check for orientation s accuracy Orientation summary displays GCP errors Check GCPs accuracy by observing their residuals If residuals show high misplacement of a certain GCP it should be revisited Click back button in the upper left corner and repeat the marking Click Finish when they are adequate Save your project 15 Orientation summary Estimated error m To achieve better accuracy select a couple of GCPs as Check points or mark points that you established for control 16 Select GCP file GCP file location x y 461826 497 101890 277 461890 872 101944 218 461912 476 101975 102 461918 598 102038 315 461924 782 102083 948 461889 252 102029 085 461862 244 101990 371 461863 334 102042 424 461828 060 102028 207 461796 036 101953 868 pro C ee r r m m ee coca Proceed with either automatic or semi automatic orientation as previously described Orientation summary Estimated error m 17 Going back to orientation summary you can observe the adjusted accuracy In this case orientation is computed based only on selected GCPs due to 4 points being used as control points As described above residuals need to be low If they are high markings need to be corrected If you do not use control points your results will be similar to those presented on page 14 3 2 3 3 Troubleshooting with orientation If your automatically selected point markers do not match
5. Homegroup w Pictures Li 2015 L contours A 29 PINE P6230170 contours projects ES Dropbox OneDrive E This PC TS v P6230178 File name P 230178 P6230118 P6230119 P6230120 P6230121 P6230122 P6230123 P6 Image files jpeg jpg v Open Cancel Load photos from which Point Cloud is calculated 3 2 2 BUNDLE ADJUSTMENT Click Bundle Adjustment tab to calculate parameters of camera orientations 3 2 2 1 Sensor size and focal length 3Dsurvey has a large database of camera models and their sensor sizes If the camera is not in the database an Unknown camera data type will appear as its device name 3Dsurvey 1 8 2 Dn x Project Images Data Pointcloud DSM DOF Options Images Point cloud DSM DOF Profile List of Images P6230118 NN m AN ee P6230119 NES Y P6230120 WES ee lt P6230121 NNS A P6230122 es 22 61 CRA P6230123 g features VN P6230124 P6230125 P6230126 gt P6230127 au P6230128 7 P6230129 Adjusting tie points P6230130 P6230131 P6230132 P6230133 P6230134 P6230135 P6230136 P6230137 p6230138 P6230139 P6230140 P6230141 P6230142 P6230143 v i Bundle Adjustment Onentate i Matching features 4 61 Reconstruction Set the correct Focal length Sensor Width or Sensor diagonal in millimetres or inches If you are not able to find camera parameters
6. control points file txt and click next Images GCP Map Residual 3 2 3 1 Automatic orientation Select an image containing GCP in the left pane of the pop up window Scroll to Zoom in or out For automatic orientation mark GCP with a right mouse click The point gets an orange circle and a question mark as its name isn t defined yet 11 Locate GCPs Mark unknown Dear unknown marks Confirm unknown marks Y Detect targets 0 35m_ s m Mark two additional GCPs from across the surveyed area Upon selecting the third GCP the automatic recognition for all other GCPs will start automatically GCPs now appear in green circles with names identified Locate GCPs P6230122 P6230123 P6230124 P6230125 If you mismark the position of a GCP click Clear all marks button and repeat the steps 12 3 2 3 2 Semiautomatic orientation Use the GCP Map and 1 select the name of the ground control point on the GCP map with a left mouse click i e 2009 2 mark its position on an image with a left mouse click The position gets a blue circle and an ID If you mismark the position of a GCP click Clear mark button and repeat the step Clear all marks button clears all selected positions Locate GCPs j Mark unknown Gear unknown marks Confirm unknown marks Clear mark Clear ali marks V Detect targets Mark two additional GCPs from across the
7. k T X P6230147 992 c a DATA E at store storage R 30148 y T ik un z u a ii IK P623015 NO A P6230167 P 230168 PO230165 P0230170 P6230177 P6230178 Example of a GCP file 2000 461826 497 101890 277 293 0933 2002 461890 872 101944 218 306 204 2003 461912 476 101975 102 298 454 2004 461918 598 102038 315 298 804 2005 461924 782 102083 948 298 882 2006 461889 252 102029 085 297 192 2007 461862 244 101990 371 294 797 2008 461863 334 102042 424 294 880 2009 461828 060 102028 207 300 632 2010 461796 036 101953 868 299 634 Start 3Dsurvey and set preferred language Click Options gt Language and select language Changes will be seen after resetting the application as noted in a pop up window vey 1 8 2 Project Images Data Pointcloud DSM DOF Options eee terete se Please select your language English Continue Cancel Changes will be seen after resetting the application Bundle Adjustment Orientate Reconstruction 3 2 Aerotriangulation and reconstruction 3 2 1 LOAD IMAGES Start 3Dsurvey click Images gt Load images and select project images in your folder A 3Dsurvey 1 8 2 o x Project Images Data Pointcloud DSM DOF Options Images Point doud DSM DOF Profile Mb Load images T i ThisPC gt Documents gt projects gt project_construction_site gt images Organise New folder x Quick access BH Desktop J Downloads lt Documents 4 amp
8. select Estimate automatically and the software will calculate the best value for your camera a Images Point doud DSM DOF Profile List of Images IMAG1514 IMAG1515 IMAG1516 IMAG1517 IMAG1518 IMAG1519 IMAG1520 IMAG1521 IMAG1522 IMAG1523 IMAG1524 IMAG1525 d Unknown camera data for HTC HTC Desire 816 Focal length Sensor width Focal length CCD width 3 T mm lt 0 000 iS CCD diagonal 0 000 _ Bundle Adjustment Onentate Reconstruction Click Continue to start Bundle adjustment After you are finished with Bundle Adjustment click Project gt Save and continue with orientation and reconstruction Ah 3Dsurvey 1 8 2 O x Project Images Data Pointcloud DSM DOF Options New project Ctil N Images Point doud DSM DOF Profile Open Ctrl O List of Images zm P623011 Save Hes rl P6230119 Save as P6230120 _ y 2 DA 230171 Save 3Dsurvey project as ZA A 3 lt projects project construction site v O Organise New folder Homegroup Pictures s lt Im _ navodila _ projects _ creen shot images Screenshots ES Dropbox fii OneDrive CA This PC File name Kula Save as type 3Dsurvey project 3Dproject a Hide Folders Save project 3 2 3 ORIENTATION Click Orientation tab to geoJocate your project Project images Date PomtCloud OSM DOF 10 Follow the Orientation pop up wizard select the ground
9. 3 Profile manipulation Use profile manipulation buttons from the bottom of the profile window to play with your results Mtt 30survey 1 8 2 O x Project Images Data Pointcloud DSM DOF Options s Po ntdoud DSM DOF Profile i Li b t of profiles Profile 1 Profile 1 stacionaza 0 00 Profile 1 stacionaza 10 00 Profile 1 stacionada 20 00 Profile 1 stacionaza 30 00 Profile 1 stacionaza 40 00 Profile 1 stacionaza 50 00 Profile 1 stacionaza 60 00 Profile 1 stacionada 70 00 Profile 1 stacionaza 80 00 Profile 1 stacionaza 90 00 al DONE IS S IS S S J S Vertical exaggerabon juo El Text sze X axis 38 Y axis 24 Profile title 36 Profile points Profieines Anchor points Reset view Export DXF Export PDF Remove selected X 461747 04 Y 101959 28 39 3 3 7 3 1 Profile points Profile points coloured in grey are calculated based on the point cloud data points detected in the definition line buffer zone Mt 3Dsurvey 1 8 2 DOF Options Images Data Pointcloud DSM Project 9 00 E Profie points 7 Profile ines Anchor ponts 7 Reset view Export DXF X 461960 78 Y 101815 54 d 3Dsurvey 1 8 2 Project Images Data Pointcloud DSM DOF Options 9 00 Profile ines Profile points Anchor ponts Reset view Export DXF X 461960 78 Y 101815 54 O Images Pointdoud DSM DOF Profile Ust of profiles 1 Profile 1 Vertical
10. 3Dsurvey Aerial image processing software USER MANUAL Version 1 8 3 TABLE OF CONTENTS TABLE OE CONTENTS ocn EUH hu dinos naaa 3 ABOUT 2220550960 m 5 RECOMMENDED HARDWARE SPECIFICATION 5 WORK FLO Won oo 6 3 1 PFE EL m M 6 3 2 Aerotriangulation and reconstruction eeee eee ee eee eere 7 SAM Ns E T LT 7 32 2 Bundle adTUsL rie fib anillos le cadens 8 3 2 2 1 Sensor size and focal length ooocccncccoocnnnnnnnaconnnononocononnnanos 8 3 2 T B EIC MCA OM US esos eto abd Kleto o RE RANG ebbe donent eto uM 06 20910015 ea 10 3 2 3 1 Automatic OF ENTATION iio 11 3 2 3 2 Semiautomatic orientation eeeeeeeeeee eese eene enne nennt nnn 13 3 2 3 3 Troubleshooting with orientation sees 18 3 2 A RSeCODSLEUCEIOTL s coke cde ue beoe Da edu N epi dunes cue EE de rede te dn 19 3 3 Point cloud manipulation eio vae by Ya a EE Eu eR OE FU Cn eu dba e vn e Evo aab EE LEN OF YU UR eo oda 20 S D Point Tender lle ouo M eaten A 21 OZ EOL DA Pine ds 22 II I SA ui nto RANO A iced ei OECO DIA MR CASACO Lat caud 22 3 9 P POIBE e Lo 0 ORIS dosi RECON MEP O TI ime pases nsu fee vta one LAGANO A Dus s a 25 Deo J deletinb POIDS o soda de ID d be dd oe dm du tates o cde 26 590 Manpala LING PONS aaa 26 3 97 C aleulating Profile sireni ads 28 AS AA O nsn drea He T reines 30 3 9 7 2 Transverse prollles ac dd 34 3 3 7 3 P
11. Calculate volume Calculated profile in the Orthophoto tab 32 Ae 3Dsurvey 1 8 2 Dn x Project Images Data Pointcloud DSM DOF Options Images Point doud DSM DOF Profile List of DOFs 7 DOF 3Dsurvey cellSize0 2 resolution10 Remove selected Cut Merge Calculate area X 461744 66 Y 101807 28 You can access the calculated profile via the Profile tab as well There is an option to manipulate profile data You can change the text size for X axis Y axis or Profile title You can rename the profile by double clicking the profile name Reconnect the anchor point by left mouse clicking the 2 red dots and Reconnect button or the R key on your keyboard Move the anchor point by drag amp dropping it or delete it with left mouse click selection and delete button on your keyboard You can turn off profile point profile lines or anchor points You can change the scale between X and Y axis When you are pleased with your profile section graph you can export it to dxf or pdf 33 3Dsurvey 1 8 2 n X Project Images Data Pointcloud DSM DOF Option 5 Images Pointdoud DSM DOF Profile List of profiles FA Profile 1 X gt Y axis Profile points Profile ines Anchor points Reset view Export DXF Export PDF Remove selected 3 461960 78 Y 101815 54 3 3 7 2 Transverse profiles To compute a transverse profile Calculate transverse profiles must be enabled Click Select profile de
12. DOF Profi List of point doucs oblak profili 14 User cloud Delete Merge Pant der ape view on Heghtmap nt snapping Sele Deselect Celete selected elete oth Manipulate ponts Y Clear t selection Point piciana A Ir Me calculation Calodate profe 3 3 4 POINT SELECTION Click Select button and draw a selection around the area Use a left mouse click and finish the selection with a right mouse click Selected points will be coloured Use Deselect function to remove points from your selection Again select with a left mouse click finish with a right mouse click Use ESC on your keyboard to cancel selection or click clear button la 3Dsurvey 1 8 1 TRIAL 0 Project Images Dats PointCloud OSM DOF v P loud 2015 07 10 13 39 55 Delete sue View xohtmap Pont mapon Se Deselect Delete selected Delete other Manipulate points ar Undo Pont selector Point pick Calculate profile 25 3 3 5 DELETING POINTS To delete points you need to select them first mA Wu Date intCloud DSM OOF Delete selected points either by clicking Delete selected button or use delete button on your keyboard Use Delete other function to quickly delete everything else not selected Use Undo or Redo function in case you change your mind 3 3 6 MANIPULATING POINTS Pop up window Manipulate points enables you to set height increase height or compute average height of selected area Sele
13. DSM DOF Options Images Point cloud List of Images DSM DOF Profile P6230118 P6230119 P6230120 P6230121 P6230122 iue 6230123 h a lt lt 59 U Use minimal number of images Cancel 19 P6230124 P6230125 P6230126 P6230127 P6230128 P6230129 P6230130 P6230131 P6230132 P6230133 P6230134 P6230135 P6230136 P6230137 P6230138 P6230139 P6230140 P6230141 P6230142 P6230143 Bundle Adjustment Orientate Reconstruction 3 3 Point cloud manipulation The calculated point cloud will appear in Point Cloud tab To manipulate the point cloud use 1 left mouse click to rotate 2 scroll to zoom in or out and 3 middle mouse button to pan the model BEE 3D Rotate Scroll Wheel to Pan Vertical Zoom in or Out Function Navigation d 3Dsurvey 1 8 2 B x Project Images Data Pointcloud OSM DOF Options ema Gos coos eer A Images Point cloud D5M DOF Profile List of point douds E oblak profili a oe ra A 4 1 Hechtmap Pant snapping Polygon selection Select Deselect Delete selected Delete other Manipulate points Y Clear Point selection Pant piero Bi S fox Profile calculation Cakadate prole Point Cloud includes points from surface buildings vegetation and other objects Digital Orthophoto production requires a digital terrain model therefore all obstructions and points that do not define
14. DSM DOF Options Ortho mode I Bounding Box Free flight Point clouds and DSM If you wish to see Point Cloud and DSM at the same time click Point cloud amp DSM button You can use this function in Point Cloud tab or 23 DSM tab This is a useful tool when working with Point Picking function d 3Dsurvey 1 8 2 Project Images Data Pointcloud DSM DOF Options Jrtho mode Bounding Box Free flight Point douds and DSM Bounding Box is a useful tool for two reasons First move sections freely left right up or down and the tool lets you easily inspect the data inside the box whilst ignoring everything outside your box selection Second sliding 2 opposite Bounding Box panes together gives you a 3D profile of the surface model To move through the 3D model press CTRL and left click the Bounding Box pane and you ll be able to slide it in any direction and explore all the sections on the fly Turning on the Heightmap displays the height differences even more clearly Use Bounding box in either point cloud tab or DSM tab It is possible to inspect the differences between several point clouds or surfaces of course For example loading two point clouds from the same area but measured at a different time and using Bounding Box will clearly show the difference Apply different colours to surfaces for even more impressive results 24 Me 3Dsurvey 1 8 2 O Project images Data Pointcloud DSM DOF Options Font dow d OSM
15. Data Point Cloud OSM DOF Images Point Coud os DOF Profe Lst of Mesh Clouds w dmr msmocthingsizelOfdls tholes C dmr 2msmoothingssze5fiatmoles _ dmr 2msmocthingsize2fisiholes View options Show grid retmi Polygon selection Select Delete selected Delete othe Manpulate ponts Y Matten Volume calculation Cakulate volume To export computed DSMs to different formats go to DSM gt Save as and select from a dropdown menu ply default Stanford mesh file koo file of coordinates txt text file Port zaak B D f S o Lacamata papu prosi coratructen de Cegarra New Soio Ntar le Mera Por D dn enorm ent dC hard DI AER E 51 buge Pomian 204 DO Pe La ones ENET m deo qe DTI n nore zart rapes Copo Ox Pe ege menctor Sos Dast Ou Twewameacind Coleta zte Medan poa Matter durs idee CAU b man 3 4 3 DRAPE DOF For better visualization and presentation DOF can be placed on top of DSM Open DOF folder select model and click Drape DOF The result of placing selected orthophoto over a DSM is a fully realistic 3D model 3 4 4 VIEW STYLES Different view styles are available 52 Click Show grid button to view DSM wire surface tuge Pomian 294 D Pu reject races D Peir ZEZ Lach Hahn Care LA CLE ore O o CIDTNLZ Yana LE deo eon vmar zl sart cra wm DO Pongo tecto Los Tok Oe
16. T ne ngu TTE 3Dsurvey 1 8 1 TRIAL 55 Images PontCoud pom DOF profe I Mesghtmap Point swapping Polygon selection Select Desciect Delete selected Delete other Manipulete ponts Oca b Click Select button to define the area for which you want to calculate the volume Start the selection with a left mouse click finish it with a right mouse click and press Calculate volume TI OS AT pet Lower surface of your selection is generated based on edge of selection points The results contain the following Fill volume of needed mass to fill holes below mean surface Cut volume of mass above mean surface Area 3D three dimensional area of selected surface Area 2D horizontal area of selected surface Volume calculation based on two surfaces two consecutive measurements Measure the volume difference between two consecutive measurements Ideal for construction site monitoring How Calculate or load two point clouds of the area you would like to calculate gt Click DSM gt Calculate New and set DSM calculation parameters as shown in the image below 56 cra ETO Port auis A OS k Documents projects New folder Aeg This PC im Desktop 4 Documents de Downloads D Muse E Pictures B Video de Windows C a RECOVERY D y DATA ax store utorage V Network T File name project construction ste de report fist measurement Y 42 second mess
17. ct the area and click set height Type in the new height and click OK The selected points will be moved to the new value 26 kuge Cella CN ne bue Lat ct Tort Qood Avete itm Por are ere Men acr LR as E Demwriecei Deae Papos pare cw s vq ride Partatiat p measat Tac lt Malh diode n In case you would like to lower or raise the selected points use increase height function and type in the value For example to lower the points by 0 5m enter 0 5 To raise the points by 1 5m enter 1 5 and click OK Project Images Data PointCloud OSM DOF 27 Images PontCiud DSM DOF List of Point Clouds PointCloud 2 PaintCloud 20 PoiitCloud 2X PointCloud 201 PointCloud 2015 07 PomtCloud PointCloud O jama del jama del 2 C jama del jama del 2 User cloud Y jama Delete Point render size View options Heghimap Point maong Polygon selection Select Deselect Delete selected Delete other Manipulate points Y Pont selecton Pont picking Profile calculation You can also compute the average height of selected points First select the area go to Manipulate points and click Average height 3 3 7 CALCULATING PROFILE Calculate profile is a nice tool to present 3D terrain model with characteristic lines 3Dsurvey offers great functionalities for calculating profile lines as well as a lot of manipulation tools and export optio
18. e 1 Vertical exaggeration B 1 00 X axis 36 El v axis 24 Profile title 35 gt Profile points Profle Ines Reset view Export DXF Export PDF Remove selected _X 461960 78 Y 101815 54 3 3 7 3 5 Reconnect It is a tool that helps you correct profile lines for even better results Reconnect the anchor point by selecting 2 red dots and Reconnect button or the R key on your keyboard e 3Dsurvey 1 8 2 o x Project Images Data Pointcloud DSM DOF Options Images Point doud DSM DOF Profile Ust of profiles 7 Profile 1 Vertical exaggeration m 1 00 Text size 0 i i X axis 50 gt Y mis 5 Profile title 10 Profile points Reset view Reconnect Delete Export DXF Export PDF Remove selected 42 All the anchor points between two selected ones will be deleted 3Dsurvey 1 8 2 Project Images Data Pointcloud DSM DOF Options Images Point cloud DSM DOF Profile List of profiles 7 Profile 1 Vertical exaggeration E 1 00 E Text size i X axis 50 Y axis 5 Profile title 10 Profile points Profile lines Anchor points Reset view Reconnect Delete Export DXF Export PDF Remove selected Use a double mouse click to add a new anchor point Mt 3Dsurvey 1 8 2 Project Images Data Pointcloud DSM DOF Options Images Point doud DSM DOF Profile List of profiles 7 Profile 1 Vertical exaggeration a 1 00 Text size 8 d i X axis 50 Y axis 5 Profile
19. edo Point selection Point picking M 5 px Profile calculation Caladate profile Use a left mouse click to select a profile definition line and a right mouse click to finish the selection d 3Dsurvey 1 8 2 O x Project Images Data Pointcloud DSM DOF Options ev Join p rte node OS Free tom ETT fe DE Images Point cloud DSM DOF Profile List of point douds E oblak profili Delete Merge Point render size View optons Polygon selection Select Deselect Delete selected Delete other Manipulate points Clear Undo Redo Point selection id Paint ping H s px Be Profile calculation um F E tA Calculate profile PERG Calculated profile in the Point cloud tab 31 Mf 3Dsurvey 1 8 2 dO x Project Images Data Pointcloud DSM DOF Options Images Pointdoud DSM DOF Profile List of point douds 7 oblak profili Point render size n View options 0 Heghtmap Point snapping Polygon selection Select Deselect Delete selected Delete other Manpuatepontsv Cear Unde Tl Redo Point selection ront pcna B 5 px Calculated profile in the DSM tab Me 3Dsurvey 1 8 2 O x Project Images Data Pointcloud DSM DOF Options Images Pointdoud DSM DOF Profile List of Mesh Clouds 7 DSM PC AG 4 meritev clip Delete selected Delete other Manipulate points Flatten Volume calculation
20. eightmap Point snapping Drape DOF Polygon selection Select Deselect Clear Delete selected Delete other Manipulate points Y Flatten Undo Redo Volume calculation The results contain the following Fill volume of added mass Cut volume of removed mass Calculate volume Area 3D three dimensional area of selected surfaces Area 2D horizontal area of selected surfaces 59 Important to calculate the volume differences between two surfaces the DSM parameters have to be the same 3 4 8 DELETE Select DSM files you would like to delete and click delete button 3 5 Digital orthophoto manipulation 3 5 1 DIGITAL ORTHOPHOTO CALCULATION Go to DOF gt Calculate new 3Dsurvey 1 8 2 o x Project images Data Pointcloud DSM DOF s 3 Piet BL To doan oro mede s ener ror Loa Flatten Set Desired resolution 2cm for example As the value may not be computed Actual resolution is displayed below It is an outcome of your desired value and DSM cell size which is based on selected DSM If you click more you can check split DOF box Default Tile maximum size is set to 20 000 meaning DOF will be split if it exceeds 20 000 pixels Click Calculate to start the orthophoto calculation 60 Images PontCoud DSM OCF Profle List of DOFs V PointCloud 2015 07 10 13 39 55 celiSize 2 resalution1 Save your project Go to DOF gt Save as and select the export format from a dropdo
21. elect Delete selected Delete other Manpdate points v Clear Point selection Pont pekng Bi 5 px Profie calculation 1c461820 00 y 101927 33 z 301 61 3 3 3 3Dsurvey VIEWER Use Reset view to set the default view d 3Dsurvey 1 8 2 Project Images Data Pointcloud DSM DOF Options Bounding Box Free flight Point clouds and DSM If you would like to view a Point Cloud or DSM in nadir click Top down button The model can now be rotated only around z axis The button is coloured blue when turned on and stays ON unless it is manually turned OFF 22 d 3Dsurvey 1 8 2 Project Images Data Point cloud DSM DOF Options Bounding Box Free flight Point clouds and DSM If you would like to view a Point Cloud in orthogonal projection click Ortho mode button The model can be rotated in any direction Disable the Ortho mode by clicking the button one more time d 3Dsurvey 1 8 2 Project Images Data Pointcloud DSM DOF Options Bounding Box Free flight Point clouds and DSM Use Free flight to capture movies of your 3D model Use any external software and smoothly fly through and around your 3D model and objects Do so by using left mouse click keyboard A to move left D to move right W to move forward S to move backward F to zoom in R to zoom out V to zoom in the centre Scroll to set vertical view angle to speed up and to slow down de 3Dsurvey 1 8 2 Project Images Data Pointcloud
22. exaggeration 1 00 Text size Kans 36 S Yass 24 Profile title 36 Export PDF Remove selected O Images Polntdoud OSM DOF Profile List of profiles A Profile 1 Vertical exaggeration B 1 00 Text size X axis 136 Y axis 24 Profilettie 36 Export PDF Remove selected 40 3 3 7 3 2 Profile lines Profile lines are lines that define the profile by connecting the anchor points 3Dsurvey 1 8 2 D X Project Images Data Pointcloud DSM DOF Options Images Pointdoud OSM DOF Profile List of profiles 1 Profile 1 Vertical exaggerabon EI a 1 00 Text size X axis 36 Y axss 24 Profile title 36 i Profie points Profieines Anchor ponts Reset view Export DXF Export PDF Remove selected X 461960 78 Y 101815 54 3 3 7 3 3 Anchor points Anchor points interpolated points based on profile points 3Dsurvey 1 8 2 O x Project Images Data Pointcloud DSM DOF Options Images Point doud DSM Dor Profile Ust of profiles 1 Profile 1 Vertical exaggeration a n 1 00 Xaxs 36 vaxs 24 2 Profile title 3 s Profile points 7 Profile ines Anchor points 3 Reset view Export DXF Export PDF Remove selected X 461960 78 Y 101815 54 3 3 7 3 4 Reset view Reset view default view amp 3Dsurvey 1 8 2 Project Images Data Pointcloud DSM DOF Options Images Paint coud DSM DOF Profile List of profiles Ez Profil
23. finition line to define a profile Enter the distance between transversal profiles 10m for example Go on by entering the length of the profile on each side 50m for example Click Select profile definition line 34 Images Point doud DSM DOF Profile List of pont douds RA oblak profili F PC AG 4 meritev clip Reset view Saunan ox Fee nont Front doucs an 0s lt be i A A Profile calculation Consider points within distance 0 15 o Approximate segment length 0 15 E Delete Merge Calculate transverse profiles aZ t render size Distance between transverse profiles 10 00 _ j ah ae Length of transverse profile on each side so 21 few options Select profile definition ine Heightmap Point snapping Cancel Select Deselect Delete selected Delete other Manipulate points Clear Undo Redo Point selection Point picking Y Profile calculation Start the selection with a left moose click and finish it with a right mouse click Give it a few moments and you ll see the transversal profiles or section lines automatically generated based on selected parameters db 3Dsurvey 1 8 2 O x Project Images Data Pointcloud DSM DOF Options Images Point doud DSM DOF Profile List of point douds FA oblak profili Delete Merge Point render size View options Heightmap Point snapping Polygon selection Select Deselect Delete selected Delete ot
24. her Manipuatepontsv Clear Undo Redo Pont selection Point picking BM 5 px Profile calculation Caloulate profile Here you can see the profile of selected definition line along with transverse profiles Delete all obstructions for a clear representation of terrain model Raw point cloud is left turned on in this case to see the difference even more clearly ae 30survey 1 8 2 o x Project DSM Images Point doud DSM DOF Profile Pont douds and DSM List of point douds 4 oblake profili Images Data Point cloud DOF Options Delete Merge Point render size 1 View options Heightmap Point snapping Polygon selection Select Deselect Delete selected Delete other Manipulate points Y Clear Unde Redo E 5 px The same profile presented in the DSM tab 4 3Dsurvey 1 8 2 O x Project Images Data Pointcloud DSM DOF Options A ow Hace List of Mesh Clouds DSM PC AG 4 meritev clip Delete Mew options Show grid Wire only Heightmap Point snapping Drape DOF Polygon selection Select Deselect Gear Delete selected Delete other Manipulate points Y Flatten Undo Redo Volume calculation Calculate volume 36 Calculated profiles in the DOF tab Me 3Dsurvey 1 8 2 O x Project Images Data Pointcloud DSM DOF Options Images Point doud DSM DOF Profile List of DOFs po F_3Dsurvey_cellSize0 2_resolution10 Calculate area X 461747 04 Y 101959 28 Profile tab
25. id Wire only Heightmap Point snapping Drape DOF Polygon selection Select Deselect Clear Delete selected Delete other Manipulate points v Flatten Undo Redo Volume calculation Calculate volume Use Delete other button to see the selection a bit more clearly and to be able to save the results exactly 3Dsurvey 1 8 2 O x Project images Data Pointcloud DSM DOF Options Ln d eee Ust of Mesh Clouds 2 second measurement F 4 fourth measurement Delete View options Show gid on Heightmap Point snapping Drape DOF Polygon selection Select Deselect Gear Delete selected Delete other Manipulate ponts Y Flatten Undo Redo Volume calculation 58 4f amp 3Dsurvey 1 8 2 O x Project Images Data Pointcloud DSM DOF Options Images Point cloud DSM DOF Profile Bounding Box Free fight Point clouds and DSM List of Mesh Clouds 2 second measurement 4 fourth measurement Delete View options Heightmap Point snapping Drape DOF Polygon selection Select Deselect Clear Delete selected Delete other Manipulate points Y Flatten Undo Redo Volume calculation Calculate volume lick Calcul l Click Calculate volume button and save results a Ima Point cloud DSM DOF Profile Bounding tox ree tot front dae and DSM Su List of Mesh Clouds 2_second_measurement 4_fourth_measurement 4 Volume result x Fill 7805 21m Cut 0 60 m 2074 83 m 1969 00 m Delete a oo H
26. lo PesntCleud 2015 PointCloud 2t PosintCloud X PoentCloud_2 PointClowd_2015_07_10 13_39_55 jama del jama del 7 Y jama del jama del 2 User cloud User cloud Deiete Pont render sce View options Heightnap Pont swooping Polygon selector Select Deselect Delete selected Delete other Manpulate panis Y Ces Point selector Point poung 6 px Profle calculation adate profe 3 3 9 HEIGHT MAP Use Height map function to inspect calculated data by height Utilize the hypsometric view in the Point Cloud tab or DSM tab The height scale is available on the left side of the window 47 3 3 10 DELETE Select the point cloud you would like to delete and click delete button 3 3 11 POINT PICKING Point picking tool is specifically designed to create characteristic points from a point cloud To avoid importing millions of points into you software when generating your survey plan simply pick points you want and connect them or use them as height attributes The tool calculates the average height of the blue circle see Image below and helps you get the most accurate terrain height in case of a bad texture i e asphalt Use the Point picking slider to change the circle s radius An example of three selected options 48 Project Images Date PointCloud OSM DOF os KCTTE EDU C CST COSTET is x 461971 31 y 101912 74 z 303 09 3 3 12 SAVING POINT CLOUDS Start by saving your project Go to Point clo
27. n to compute instant information about a particular area or part of your map Click Calculate area button and draw a selection A pop up results window displays the information Area planimetric 2D map of selected region Perimeter circumference of selected region a 3Dsurvey 18 1 TRIAL o 3 5 6 DELETE Select orthophoto maps in DOF list and delete them from application by clicking delete button 67 GENERATING REPORT Use generate report wizard to get the final tasks and results report of your project Click Project gt Generate report Report wizard pops up Enter a report name or use project name by default Click next to start creating it Na iapa Ponte omi DO Pze 9 Iga Tua Amy su xn Uzvautz spot am ET na I Mans Vet ams AE TEM Macao aider T yens comme al The next step is to select and capture a point cloud Choose a view type select point cloud and click capture Click next to proceed zr EUN e M EC EU 68 Move on to the next step select and capture a DSM Again you can use a view type of your choice select DSM and select model presentation Capture desired view and click next The final step of report generation is to select and capture a DOF Select your desired DOF and click Finish Your final report is saved and available in pdf and odf file formats 69 70
28. ns Start the Calculate profile function in the Point Cloud tab by clicking Calculate profile The pop up window will appear and you can set the following Consider point within distance 0 15 by default distance of buffer zone for snapping longitudinal profile to Point Cloud 28 Approximate segment length 0 15 by default approximate stationary distance of longitudinal profile Calculate transverse profiles disabled by default set computing of transverse profiles Distance between transverse profiles 70 by default stationary distance on longitudinal profile to compute transverse profiles Length of transverse profile on each side 70 by default width of either flank of transverse profile 29 3 3 7 1 Single profile To calculate a Single profile the Calculate transverse profiles must be disabled Click Select profile definition line to define a profile 30 Images Pointdoud DSM DOF Profile Free ight k A EI gt e EH amp Y List of point douds Mi oblak profili C PC_AG_4_meritev_clip Profile calculation Consider points within distance 0 15 T Delete Merge Approximate segment length 0 15 Point Em Calculate transverse profiles L1 E Distance between transverse profiles 10 00 Length of transverse profile on each side 50 00 View optons 7 o I Heightmap ij Point snapping Polygon selection Select Deselect Delete selected Delete other Manipulate points Y Clear Undo R
29. ort DXF Export PDF Remove selected 3 3 7 3 10 Text size Profile title change Profile title text size 45 X axis change X value text size Y axis change Y value text size 48 30survey 1 8 2 O x Project Images Data Pointcloud DSM DOF Options Images Point doud DSM DOF Profile Ust of profiles M Profile 1 Profile 1 0 00 5 00 Profile points Profile ines Anchor points Reset view Export DXF 3 3 8 POINT CLOUD MERGE 3Dsurvey allows you to merge point clouds from different flights and of different types For example you can merge photogrammetric point cloud LIDAR data or points measured with traditional method control points Simply select point clouds you would like to merge and click Merge button 46 T LR eee si Pe ee AMIA I t images Data PoimeCloud OSM DOF Images Pont Goud DSM DOF Pro le Barr Bo Port cous a DSM List of Point Couds PointCloud 2015 0 49 06 PointCloud 2015 54 59 PointCloud 5 48 PointCloud 9 55 PointCloud 2015 07 12 14 36 56 PointCloud 2015 06 29 12 16 4 PointCloud 2015 07 10 13 39 55 Y jame del v jame del 2 Yi User cloud Delete Merge Port render 92e Pant snaconc Select Desetect Delete selected Delete other Maripulate points Y Cer Undo Porz selecton sibi f Profile calculamon Calculate profile Project images Data PoimtCloud DSM DOF mages Pont Ocud DSM DOF Profile List of Point Clouds PointCloud 2 Point C
30. ration A 100 l Text size X axis 100 Y axis 100 Profile tite 100 Profile points Anchor points Reset view Export DXF Export PDF Remove selected X 461747 04 Y 101959 28 Use the same functionalities when working with multiple point clouds to observe and compare all the differences 38 48 3Dsurvey 1 8 2 O x Project Images Data Pointcloud DSM DOF Options Images Pointdoud DSM DOF Profile List of profiles Profile 1 Profile 1 stacionaza 0 00 Profile 1 stacionaza 10 00 Profile 1 stacionaza 20 00 Profile 1 stacionaza 30 00 Profile 1 stacionaza 40 00 Profile 1 stacionaza 50 00 Profile 1 stacionaza 60 00 Profile 1 stacionaza 70 00 Profile 1 stacionaza 80 00 Profile 1 stacionaza 90 00 Profile 1 stacionaza 100 00 Profile 1 stacionaza 110 00 Profile 1 stacionaza 120 00 Profile 1 stacionaza 130 00 Profile 1 stacionaza 140 00 Profile 1 stacionaza 150 00 Profile 1 stacionaza 160 00 Profile 2 Profile 2 stacionaza 0 00 Profile 2 stacionaza 10 00 Profile 2 stacionaza 20 00 v SS S S S lt IS S ST ST IS S ST ST S S ST lt S lt S ST S Vertical exaggeration 4 1 00 Text size 4 X axis 100 Y axis 100 Profile title 150 Profile points Reset view Reconnect Delete Export DXF Export PDF Remove selected 3 3 7
31. reate your own orthophotos DOF generate digital surface models DSM and calculate volumes in a fast and easy manner Processing is fully automatic and is done based on images and ground control points GCP The contents of this user manual will let you know everything you need to work like a professional and get stunning results For more information support details or tutorials visit our website www 3Dsurvey si RECOMMENDED HARDWARE SPECIFICATION System Windows XP 7 8 10 64 bit CPU Intel i5 17 Memory 8GB RAM or more Graphics GeForce GTX 760 or any other card Nvidia Recommended system settings a Using notebook PC Set Power plan to high performance b Using additional graphics card Dedicate it to 3Dsurvey WORK FLOW 3 1 Preparation Create a project folder on your hard drive and copy images from SD card into the folder Save ground control points coordinates GCP file into the same folder GCP file needs to be saved as txt File data needs to follow this order point name x coordinate y coordinate z coordinate space delimited JIQ _ Picture Toot project construction site zs T d This PC Documents projects project comtrucbon site H Favourites NU Desktop n ib Downloads poda d Recent pleces V e GCP P62301 Hd Homegroup de Desktop Documents P6230136 b Downlosd d Music E Pictur es B Videos p4230137 04230131 P4230136 56230143 4230145 4230146 b Windows C canam
32. residuals will show coordinate differences that exceed 1m limit Click clear all marks and proceed with semiautomatic orientation as described above Keep in mind that all selected points need to be checked manually as well Look for misplacements and readjust the markers where necessary An example of such situation is in the image below O x P8191355 P8191351 P8191362 Mark unknown Clear unknown marks Confirm unknown marks Gear mark Dear al marks P8191373 P8191374 P8191381 P8191383 P8191384 P8191355 P8191387 18 3 2 4 RECONSTRUCTION The next step is Reconstruction of a dense point cloud Click Reconstruction and set your Reconstruction level There are 6 levels 5 lowest O highest Below is a description of all levels along with the processing time There were 61 images to reconstruct in this case 5 witha maximum of 1000 images per batch 3 61 images 4with a maximum of 1000 images per batch 4 61 images 3 with a maximum of 858 images per batch 9 61 images 2with a maximum of 214 images per batch 34 61 images 1 with a maximum of 53 images per batch 2h16 61 images Owith a maximum of 13 images per batch 27h30 61 images Processing speed and number of images per batch both depend on RAM capability and image resolution Use minimal number of images should NOT be ticked if you want the best results Me 3Dsurvey 1 8 2 Project Images Data Pointcloud
33. rofile manipulati Nina 39 SA O e bn EVEN 40 3 9 T32 7 Profle De Sesso coo hebdo etes Re fad De S eoa c eT tenait 41 9 9 TSA A a EC GORKOG PERG RKO 41 33734 RESC W yc ane a abies nex cuneus oan pad Gera E ere EON Ra 42 3D 1 33 RECON U sg eee uen taste psa ee 42 33 oOr CCC T 44 S ou OT OE upelustucomtei dst rto eiae Put ena EU NIS M atom 44 oo EOP DE citea od 44 KIo SP R 45 3 9 9 105 A N 45 2 33 0110116 01116 MOr AIP OR A 207229 E 204 E 46 KIHE ENEI otio B pae hier d duh apud dude tuae ENDA i ped 47 3 3 10 Delirio 48 3 3 11 POMEpreKIN a s so sto a E 48 3 3 12 Saving DOME Clouds nada iria 49 3 4 Digital surface model manipulation eee eee eee eee 50 3 4 1 CalculatING digital surface model DSM eseeeeeeeessesss 50 3213 Drape DO atico 52 AA VILE Wr SUV ICS mee P dH EINE 52 SALE Cel aa a A 53 34 TN Olume calculada 55 D Buc 60 3 5 Digital orthophoto manipulation eeeee ecce eene eene nennen 60 3 5 1 Digital orthophoto calculati0N oooooonnccnnnnnncnccnnnonnnnonnnnnncnnnnnnnnnnonononnnnnnos 60 3 5 2 Digitalorthophoto COFteCtlOTISa s soa o ese p pci Iv di be UM opea ar Eo ae 62 3S DOP CUC mM 64 O A a a E O GEJA sea URA A PAO J KOLA 66 e A O O NES AGS e 67 SOI a E EYE A P UM PE EE 67 GENERATING REPOR Sos 68 ABOUT 3Dsurvey is a photogrammetric software solution that lets you c
34. surveyed area Upon selecting the third GCP the automatic recognition for all other GCPs will start automatically GCPs now appear in green circles with names identified 13 In the lower right pane of the window you will find residuals of marked points Residuals should be within 1m Keep in mind that the selected GCPs automatic positions need to be checked for calculation errors on all images Green circles must mark all GCPs targets If not correct them manually by selecting the name of a GCP on a GCP Map followed by marking the exact position on an image 4 i When all markers are in place click next to continue with orientation In the figure below we can see the automatic recognition of ground control points If the target is not recognised marking is eliminated and coloured in red If you want to include it in your orientation anyway simply double click it and the red overlay will disappear You can also correct the automatic recognition simply by clicking the image and moving the centre of GCP to the green cross The same 14 applies if you want to correct the positions of GCPs that have been automatically detected but not measured perfectly due to bad conditions during data acquisition If you wish to change the scale of the images use the slider at the bottom of the pane d J OLOZ y SI piri 9 alo lo lola ola dolo ola lola oo alolalalol9lo o Dagono When all points are marked correctly click next
35. the terrain itself need to be deleted 20 3 3 1 POINT RENDERING af 3Dsurvey 1 8 2 a x Project Images Data Pointcloud DSM DOF Options era I ton A List of point douds E oblak profili Delete Me je Point render sze G View options Hesghtmap Pont snapping Polygon selection Select Deselect Delete selected Delete other Manipulate ponts Y Clear Undo Redo Point selection Point picking B 5 px Profile calculation Calculate profile Use the Point render size bar to increase or decrease the point size of a Point Cloud PC 3Dsurvey 1 8 2 O x Project images Data Pointcloud DSM DOF Options Images Point doud DSM DOF Profile List of point douds FA oblak profili Delete Merge Point render size View options Heightmap Point snapping Polygon selection Select Deselect Delete selected Delete other Manipulate ponts Y Clear Unde Redo Point selection Point picking B 5 px Profile calculation Calaulate profile 2l 3 3 2 POINT SNAPPING Use the Point snapping tool to inspect the 3D coordinates of a Point Cloud The x y z values are presented in the lower left corner of 3Dsurvey window 3Dsurvey 1 8 2 O x Project Images Data Pointcloud DSM DOF Options Images Pointdoud DSM DOF Profile Oro rod poni dore ond OSH List of point clouds F oblak profili int B View options Heightmap Point snapping Polygon selection Select Des
36. title 10 Profile points Profile lines Reset view Reconnect Delete Export DXF Export PDF Remove selected To move the existing anchor points drag amp drop them with a left mouse click 43 3 3 7 3 6 Delete This function deletes selected anchor points and automatically reconnects their former neighbouring points 3 3 7 3 7 Export DXF 3Dsurvey offers an option to export profile lines in dxf format which is compatible with most of CAD software ae 3Dsurvey 1 8 2 O Project Images Data Pointcloud DSM DOF Options Images Point cloud DSM DOF Profile List of profiles 7 Profile 1 Profile 1 o E Profile points Anchor points Reset view Reconnect Delete Export DXF Export PDF Remove selected 3 3 7 3 8 Export PDF Use this option to export the actual view in pdf Before the export set all the parameters text size profile name view 44 Profile 1 299 00 298 00 m gt 297 00 J X 296 00 Pa i S cn I Z 295 00 0 00 10 00 20 00 30 00 40 00 dd 3 3 7 3 9 Vertical exaggeration Vertical exaggeration slide bar allows you to emphasize the vertical le of fil scale OT your prorile ae 30survey 1 8 2 O x Project Images Data Pointcloud DSM DOF Options Images Paint doud DSM DOF Profile List of profiles E Profile 1 Vertical exaggeration 800 5 Text aze X axis 36 S Y axis 24 G Profile title 35 Profile points Profie ines Anchor points Reset view Exp
37. ud from a dropdown menu ply Stanford mesh file koo file of coordinates las laser format file txt text file pang enes report A Anto arcatiryir lla s lt B IR rier E A Ante rurccettiny i 3d ECO fre IJ dee has AS t THT e C2 49 Images Point Goud jr DOF Profile List of Point Clouds PeintCloud 201 0 12 49 0 PointCloud 2015 07 10 12 54 59 PeintCloud 2015 0 13 05 46 PeintCloud 2015 07 10 13 39 55 PointCloud 2015 07 12 14 56 6 PointCloud 2015 06 29 12 16 41 PointCloud 2015 07 10 13 39 55 jama del jama del 2 jama del jama del 2 User cloud jama User cloud neghtrep Polygor selection Select Delete selected Delete other Undo Pont selectior Point pecking Profe calculation gt Save as and select kuge vi an Oa DO Poe Lit ch Park Onoda DADA 7105 07 12 72 3 98 Pert rac car er ka pian rw EID Hone qms d eX re ceci wach Paire pores iw rm Por neto Tar pian Prete cabo borc Cous rc pe z Ma 3 4 Digital surface model manipulation 3 4 1 CALCULATING DIGITAL SURFACE MODEL DSM Pont mapping Deselect Delete selected Delete other Manpulate pants Y Ceser undo Point picking To generate an Orthophoto the default parameters are e Grid cell size 1 0m e Hole filling mode All e Smoothing size 3 cells The lowest grid cell size value is 0 02m and generates the most detailed result 50 Project images
38. urement devo mimoothengsine Vhllamole dmllmamonthngsizel holes A dmndimimontteagsize SAlialihale lt dMmrOmsmoathangsize lDallholes PointCloud 2 10 12 49 08 PointCleud 2015 07 10 12 54 50 PomtCioud_2 PomtCioud PowtCtoud_2 7_10 13 39 55 15 07 12 14 36 59 2 second messurement fast measurement 3Dsurvey 1 8 1 TRIAL v Polygon file pl reset vew Qf Too down orte nace boring tor Pree tt ET DSM calculat Grid cell size Hole filing mode All 2 celis Smoothing size Open lmages Port Coud Ise DOF Profie List of Point Odo Part render qve ves apbons Han anap Pant masong Polygon selector Select Deselect Cencel Delete selected Delete other Maspuate ponts Y Clear Part sete Chor och 5 px Profe lodo Calcdete sofie Images Point cloud DSM DOF Profile List of point douds El 2 second measurement El 4 fourth_measurement Delete Merge Point render size View options Mesghtmap Point snapping Polygon selection Select Deselect Delete selected Delete other Manipulate points v Clear Undo Redo Point selection Point picking E 5 px Profile calculation Calculate profile Select the area of interest and check the selected surfaces 57 Mt 3Dsurvey 1 8 2 u Project Images Data Pointcioud DSM DOF Options cca 7 EED a o SS T cm Images Point cloud DSM DOF Profile List of Mesh Clouds F 2 second measurement 4 fourth measurement Show gr
39. wn menu jpg jpeg jgw if tiff tfw pn pgw Pret moce De Pree Deed DSM Georeferenced data file is automatically generated with every orthophoto image 61 3 5 2 DIGITAL ORTHOPHOTO CORRECTIONS To calculate a digital orthophoto follow steps from 3Dsurvey Workflow chapter If you are not satisfied with the results use correction tools to improve on them Because of low altitude flights there are often obstructions in your imagery i e objects on roofs of buildings That can easily be corrected with the Recalculate DOF tool Note Simply loading your orthophoto into 3Dsurvey is not enough to use Recalculate DOF function To do so you need to go through the whole process of DOF calculation How After your orthophoto is calculated select the area you would like to recalculate with Select button and click Recalculate DOF 62 3Dsurvey will automatically show you images needed Select one click Confirm and wait for results 4f amp DOF correction x P6230158 P6230141 P6230139 P6230138 P6230137 P6230140 P6230157 P6230136 P6230142 P6230119 In case you have several objects to work on repeat the same process across the area Click Recalculate DOF button to finish Project image Data PomtCloud DSM DOF Images PointChud DSM DOF Profle List of DOFs A PosintCloud 2015 07 10 13 39 55 cellSize0 2 resolubon10 63 Results Before 3 5 3 DOF CUT

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