Presentation is loading. Please wait.

Presentation is loading. Please wait.

Aerial survey and mapping systems Productivity analysis.

Similar presentations


Presentation on theme: "Aerial survey and mapping systems Productivity analysis."— Presentation transcript:

1 Aerial survey and mapping systems Productivity analysis

2 VisionMap Proprietary The A3 family of Aerial Survey and Mapping Systems Aerial Survey Digital Frame Camera Ground Processing System

3 VisionMap Proprietary A3 & A3 EDGE Digital Rotating Frame Cameras A3 EDGEA3Camera type 35 Total Weight (kg) 53*53*53 Size (cm) 10 Camera installation time (min) 111.28109.62Max FOV (deg) 80,500 * 10,20060,000 * 8,000Max Footprint (pix) 780460Max SLF size (pix) 5.59.0Pixel size (micron) 300 Focal lengths (mm) RGB / RGB+CIR Color 12 Color depth (bit) Forward, Roll, Vibration (FMC,RMC,VC) Motion Compensation 8 - 96 - 8 On-board storage capacity for continues acquisition (hours)

4 VisionMap Proprietary Visionmap A3 Differentiators The highest productivity in Aerial Survey and Processing Vertical and Oblique images in one flight by single camera Fully automatic Orthophoto production

5 VisionMap Proprietary Visionmap A3 Differentiators Three types of aircraft installation Three types of aerial survey

6 VisionMap Proprietary Aircraft installation

7 VisionMap Proprietary Vertical Flight Scheme Orthophoto area 2α Wo Q1 W1s/W2s Dv Qp 2α FOV FOV - full coverage angle 2α – permissible orthophoto angle W1s/W2s – sweep/photo coverage width Wo – orthophoto width Q1 – orthophoto side overlap Qp – side sweep/photo coverage overlap Do – flight lines distance

8 VisionMap Proprietary Two-side Oblique Flight Scheme Oblique coverage βmax Q2 W2o βmin Rmax Rmin Oblique coverage Lmin Lmax Lmin Do βmax - oblique max. angle βmin - oblique min. angle Q2 - side oblique overlap Rmax - max. oblique footprint Rmin - min. oblique footprint Lmax - max. oblique distance Lmin - min. oblique distance W2o - oblique coverage width Do - oblique flight lines distance

9 VisionMap Proprietary One-side Oblique Flight Scheme Oblique coverage βmax Q2 W2o βmin Rmax Rmin Oblique coverage Lmax Lmin Do βmax - oblique max. angle βmin - oblique min. angle Q2 - side oblique overlap Rmax - max. oblique footprint Rmin - min. oblique footprint Lmax - max. oblique distance Lmin - min. oblique distance W2o - oblique coverage width Do - oblique flight lines distance

10 VisionMap Proprietary Parameters of different cameras Digital cameras Analog cameras Parameters A3 EDGE A3 EAGLE 210 EAGLE 80 DMCII 250 UC-Xp DMCII 230 UC-X DMCII 140 UC-Xp wa DMCUC-LADS80DSS RC-30 150 RC-30 300 Focus (mm) 300 210801121009210092701207062.7760150300 Pixel Size / Scan resolution (µ) 7.0*9.05.2 5.66 7.2 6127.26.56.815 Max frame size cross track (pix) 80,48860,000 20,010 17,21617,31015,10414,40012,09617,31013,8249,73512,0007,21615,000 Frame size along track (pix) 10,1728,000 13,080 14,65611,31014,4009,40011,20011,3107,6806,5885,41215,000 Frame area size (Mpix) 781328 262 252196217135 19610664- 39225 Max FOV across track (deg) 111.28109.6227.866.146.654.949.454.850.773.169.353.263.744.573.741.1 FOV along track (deg) 13.2613.4718.446.140.237.547.337.447.351.742.037.442.634.173.741.1 FPS (frame/sec) 4.807.400.56 0.590.740.590.740.50 0.480.40-0.36 -- Comments: 1.Technical parameters of the cameras are taken from open internet sources; 2.A3 EDGE - sub-pixel binning from 5.5 um

11 VisionMap Proprietary Flight planning elements for A3 Orthophoto area 2α Wo Q1 W1s Dv Qp 2α FOV FOV – field of view 2α – allowable orthophoto angle W1s – one strip image coverage (SLF/sweep width) Wo – one strip orthophoto coverage Q1 – side overlap (~10%) between orthophoto coverages from adjacent strips Qp – side overlap between adjacent strips (~60%) Dv – flight lines distance

12 VisionMap Proprietary Aerial survey productivity comparison Comments: 1.Calculations for different cameras have been made with technical parameters of the cameras published in open internet sources;

13 VisionMap Proprietary Aerial survey productivity comparison Comments: 1.Calculations for different cameras have been made with technical parameters of the cameras published in open internet sources; 2.Image acquisition productivity depends on different camera and flight parameters – flight altitude, ground speed, camera FOV, permissible orthophoto angle, minimal allowable forward and side overlap. 3.These calculations are based on the following assumptions: Same ground resolution for all the cameras, Same ground speed for all the cameras if there is no special speed limitations for the camera mentioned by the camera manufacturer, Minimal side overlap for A3 camera is 60%. Minimal side overlap for other cameras is 20%, Same or less permissible orthophoto angle. Less – when the side overlap is getting less then 20%. Ortho Angle (deg) GSD (cm) A3 EDGE A3 EAGL E 210 DMCII 250 RC-30 300 UC-Xp DMCII 230 EAGLE 80 UC-X DMCII 140 UC-Xp wa DMC RC-30 150 UC-LADS80DSS Aerial Survey Productivity (sq.km/hour) 153 107709044 37 3431282622 141211 205 257176226112 93928678716556 54 38 4010 1,163849607538466448442414374344314269 261260160 4515 2,2951,6921,128999865947865874789691663568 553549417 5020 3,7762,8501,6481,4601,2651,4191,2651,4391,1821,0101,091935 808903592 5525 6,1934,7002,4212,1451,8582,1361,8582,3601,7371,4831,7901,534 1,1871,481895 6030 9,3507,1213,2962,9202,5302,9072,5303,3512,4222,0192,7022,316 1,6152,0171,219

14 VisionMap Proprietary Footprint Comments: 1.Calculations for different cameras have been made with technical parameters of the cameras published in open internet sources;

15 VisionMap Proprietary Footprint GSD (cm) A3 EDGE A3 EAGLE 210 EAGLE 80 UC-Xp UC-Xp wa DMCII 250 DMCII 230 RC-30 150 RC-30 300 UC-XDMC DMCII 140 ADS80UC-LDSS Footprint (m) 3 761590600 519 516453450 432415363360292216 5 1,7031,3221,001 866 861755750 720691605600487361 10 7,0595,5692,001 1,731 1,7221,5101,500 1,4401,3821,2101,200974722 15 11,8819,3513,002 2,597 2,5822,2662,250 2,1602,0741,8141,8001,4601,082 20 18,28614,0094,002 3,462 3,4433,0213,000 2,8802,7652,4192,4001,9471,443 25 25,41919,4515,003 4,328 4,3043,7763,750 3,6003,4563,0243,0002,4341,804 30 33,88725,9576,003 5,193 5,1654,5314,500 4,3204,1473,6293,6002,9212,165 Comments: 1.Calculations for different cameras have been made with technical parameters of the cameras published in open internet sources;

16 VisionMap Proprietary Distance between flight lines Comments: 1.Calculations for different cameras have been made with technical parameters of the cameras published in open internet sources;

17 VisionMap Proprietary Distance between flight lines GSD (cm) A3 EDGE A3 EAGLE 210 DMCII 250 RC-30 300 UC-Xp DMCII 230 EAGLE 80 UC-X DMCII 140 UC- Xp wa RC-30 150 DMCUC-LADS80DSS Distance between flight lines (m) 3 303237287142 11811710999918371 69 63 5 676529641317 264261244220203185159 154153140 10 2,7922,1841,4791,3101,1351,0921,0761,008910837764655 637633547 15 4,7663,7282,2181,9651,7031,8641,7031,7211,5531,3591,3051,118 1,0871,080820 20 7,1545,5962,9582,6212,2702,5472,2702,5832,1221,8121,9581,679 1,4501,6211,063 25 9,9827,8093,6973,2762,8383,2612,8383,6042,6532,2652,7332,342 1,8122,2621,367 30 13,28610,3924,4373,9313,4053,9133,4054,5113,2612,7183,6373,118 2,1752,7151,641 Comments: 1.Calculations for different cameras have been made with technical parameters of the cameras published in open internet sources; 2.Distance between flight lines depends on different camera and flight parameters – flight altitude, camera FOV, permissible orthophoto angle, minimal permissible forward and side overlap. 3.These calculations are based on the following assumptions: Same ground resolution for all the cameras, Same ground speed for all the cameras if there is no special speed limitations for the camera mentioned by the camera manufacturer, Minimal side overlap for A3 camera is 60%. Minimal side overlap for other cameras is 20%, Same or less permissible orthophoto angle. Less – when the side overlap is getting less then 20%.

18 VisionMap Proprietary A3 EDGE SLF – Super Large Frame Flight Direction Single Frame Super Large Frame – up to 780 Mpix Lenses Sweep Movement Double Frame Smooth sweep movement; Up to 31 double frames per sweep; Along strip overlap between frames 2%; Cross strip overlap between frames 25%; Forward overlap between two sweeps – determinable

19 VisionMap Proprietary Frame area Comments: 1.Calculations for different cameras have been made with technical parameters of the cameras published in open internet sources;

20 VisionMap Proprietary Frame area GSD (cm) A3 EDGE A3 EAGLE 210 EAGLE 80 DMCII 250 RC-30 150 RC-30 300 DMCII 230 UC-Xp UC-Xp wa DMCII 140 UC-XDMCUC-LADS80DSS Frame area (sq.km) 3 0.230.140.24 0.230.20 0.18 0.12 0.100.060.080.04 5 0.880.540.65 0.630.56 0.540.49 0.34 0.270.160.230.10 10 8.115.042.62 2.522.25 2.171.96 1.35 1.060.640.900.39 15 21.0813.065.89 5.685.06 4.894.40 3.05 2.391.442.030.88 20 45.1226.9810.47 10.099.00 8.707.83 5.425.414.252.573.611.56 25 81.2948.4816.36 15.7714.06 13.5912.24 8.478.466.644.015.652.44 30 135.3480.7423.56 22.7120.25 19.5717.62 12.1912.189.565.778.133.51 Comments: 1.Calculations for different cameras have been made with technical parameters of the cameras published in open internet sources; 2.Frame area depends on different camera and flight parameters – flight altitude, camera FOV, permissible orthophoto angle, minimal permissible forward and side overlap. 3.These calculations are based on the following assumptions: Same ground resolution for all the cameras, Same ground speed for all the cameras if there is no special speed limitations for the camera mentioned by the camera manufacturer, Minimal side overlap for A3 camera is 60%. Minimal side overlap for other cameras is 20%, Same or less permissible orthophoto angle. Less – when the side overlap is getting less then 20%.

21 VisionMap Proprietary Summary - A3 / A3 EDGE aerial survey productivity Orthophoto GSD (cm)351015202530 A3 Flight Altitude (m)1,0001,6673,3335,0006,6678,33310,000 Ground speed (km/hour)296333389454509602685 Distance between flight lines (m)2375292,1843,7285,5967,80910,392 Aerial survey productivity (sq.km/hour) 701768491,6922,8504,7007,121 A3 EDGE Flight Altitude (m)1,2782,1314,2616,3928,52310,65312,784 Ground speed (km/hour)352380417482528620704 Distance between flight lines (m)3036762,7924,7667,1549,98213,286 Aerial survey productivity (sq.km/hour) 1072571,1632,2953,7766,1939,350

22 VisionMap Proprietary A3 Light Speed Ground processing system A3 DataViewer – a viewer for aerial survey data, images, data processing, reports, absolute orientation, analysis and export. A3 Light Speed (Processing and Control Center) - an application for cluster management and end-to-end ground processing: Aerial triangulation, DSM creation, Orthophoto production.

23 VisionMap Proprietary Visionmap A3 End-to-end workflow Aerial survey, Imagery downloading, GPS processing is executed by GrafNav program, Aerial triangulation including matching and bundle block adjustment with self calibration, DSM creation, DSM to DTM filtering currently is executed by third party programs, Orthophoto creation with automatic cut-lines and radiometric adjustment. There is a built-in graph editor for cut-lines editing. Optional: -Export – single images, SLFs, DSM. -Import – exterior DTM, vector layers, GPS, GCP.

24 VisionMap Proprietary A3 Light Speed Final mapping products Vertical and Oblique photogrammetrically oriented images, SLFs – super large photogrammetrically oriented frames for stereo compilation, DSM – digital surface model, Orthophoto.

25 VisionMap Proprietary A3 Light Speed Orthophoto processing productivity Orthophoto GSD (cm) 351015202530 A3 EDGE aerial survey productivity (sq.km/hour) 1072571,1632,2953,7766,1939,350 A3 Light Speed orthophoto processing productivity (sq.km/24 hours) 902501,0002,2504,0006,2509,000 Comments: 1.Processing productivity is calculated for a fully automatic A3 processing not including DSM calculation and common manual processes like cut-line editing and QA. 2.Processing productivity is calculated for the A3 Light Speed standard cluster, optimal aerial survey parameters and assumes parallel processing of several projects.

26 VisionMap Proprietary Spain S = 504,030 sq.km; Lwe ~ 850 km; Lsn ~ 850 km;

27 VisionMap Proprietary Aircrafts for Nation wide Mapping projects with A3 EDGE Aircraft Service Ceiling (m) Cruise Speed (km/h) Recommended Flight Altitude (m) Ortho GSD (cm) Learjet 25D13,71585912,78430 King Air B20010,70053610,65325 Cessna 4219,2054448,52320 Cessna 4028,6003948,52320 Aero Commander 6858,0004127,67018 Cessna 404 Titan7,9253037,67018

28 VisionMap Proprietary Mapping of Spain with A3 EDGE & A3 LightSpeed Aircraft Ortho GSD (cm) Distance between Flight Lines (m) Number of Flight lines Aerial Survey Productivity (sq.km/hour) Processing Productivity (sq.km/day) Total Aerial Survey Time (day) Total Processing time (day) Learjet 25D 3011,9795410,2949,0001056 King Air B200 259,982645,3436,2501781 Cessna 421 207,986803,5504,00026126 Cessna 402 207,986803,1504,00029126 Aero Commander 685 187,187892,9553,30031153 Cessna 404 Titan 187,187892,1833,30041153 Comments: 1.For these calculations the mapping area is presented as a rectangle of size 800 km x 630 km = 504,000 sq.km; 2.Permissible orthophoto angle – 55 degrees; 3.Forward overlap – 50 - 55%; Side overlap – 58 - 68%; 4.Aerial survey day – 6 hours; 5.Aerial survey time per one A3 EDGE camera including time for turns (5 min) between flight lines; 6.Processing time is calculated per one standard A3 LightSpeed processing system supplied by VM; 7.Processing time does not include DTM creation and manual processes like QA;

29 VisionMap Proprietary Cameras Productivity Comparison Comments: 1.Permissible orthophoto angle – not more than 55 degrees; 2.Side overlap – not less than 20%; 3.Calculations are made for the flight with Ground Speed = 289 knots (535 km/hour) and GSD=25 cm; ParametersA3 EDGEA3 EAGLE 210 EAGLE 80 DMCII 250 UC-Xp DMCII 230 RMK TOP 300 UC-Xp wa UC-XDMC RMK TOP 150 DMCII 140 ADS80 GSD (m)25 Ground speed (knot)289 Allowable orthophoto angle (deg) 55 235540474235554655 4355 Flight altitude (m)10,6538,33310,0963,8465,0004,1674,1075,0002,9173,4722,500 3,1942,414 Forward overlap (calculated, %) 55 92 93 60 899184 6089- Side overlap (calculated, %) 6867222420 2120332228342120 Frame area (sq. km)108.1063.5116.36 15.7712.2413.5914.0612.248.466.6414.068.475.65 Flight Lines Distance (m)9,9827,8093,6973,6043,2763,2612,838 2,7332,6532,342 2,2652,262 Aerial Survey Productivity (sq.km/hour) 5,3434,1792,0892,0361,8511,8421,603 1,5441,4991,323 1,2801,278 Productivity Comparison (%) 100783938353430 292825 24

30 VisionMap Proprietary Cameras Productivity Comparison Comments: 1.Permissible orthophoto angle – not more than 55 degrees; 2.Side overlap – not less than 20%; 3.Calculations are made for the flight with Ground Speed = 289 knots (535 km/hour) and GSD=25 cm;

31 VisionMap Proprietary Aerial triangulation accuracies RMSE Dz (m) RMSE Dy (m) RMSE Dx (m) GCP/ChPGPSGSD (cm)Alt. (m)Alt.(feet)StripsFlight Mission 0.040.050.040/99DGPS103,30011,0003 * 2Bel A306 0.03 0.029/90DGPS103,30011,0003 * 2Bel A306 0.200.06 0/95DGPS103,30011,0003Bel A307 0.050.030.024/91DGPS103,30011,0003Bel A307 0.220.090.130/68PPP7.52,5008,2006USA A313 0.070.090.064/64PPP7.52,5008,2006USA A313 0.490.150.280/68PPP155,00016,4003USA A310 0.170.140.114/64PPP155,00016,4003USA A310 0.530.300.200/76PPP155,10016,70010 * 6RUS A311 Comments: 1.PPP – Precise Point Positioning GPS processing (without ground reference stations) 2.DGPS – Differential GPS processing (with ground reference stations) 3.GCP (Ground Control Points) = 0 – adjustment without GCPs (only GPS) 4.ChP (Check Points) – GCPs are not participated in the adjustment. 5.All 4 first were flown on test-fields with signalized GCPs. RUSA311 mission was checked with natural GCPs. 6.Strips examples : 3 – three parallel strips; 3*2 - three parallel and 2 cross strips.

32 VisionMap Proprietary Conclusion 1 – A3 camera Substantial cost reduction in aerial survey Easy to use Very high aerial survey productivity Pre-flight preparation time – 10 minutes Flight time reduction Maximal utilization of good weather Very effective aerial survey in urban areas with high GSD Vertical and oblique images in one flight by single camera in the same time

33 VisionMap Proprietary Conclusion 2 – A3 processing Substantial cost reduction in processing Very high processing productivity Fully automatic triangulation, DSM, orthophoto and mosaic of very large blocks End-to-end workflow in one software solution Multiple projects parallel processing

34 VisionMap Proprietary Conclusion 3 – A3 SLF A3 SLF area up to 6 times larger than the frame area of other cameras A3 SLF is very useful for large area stereo- compilation, monitoring and photo-interpretation

35 VisionMap Proprietary Conclusion 4 – A3 Accuracy A3 system enables PPP or DGPS processing utilization A3 system ensures high photogrammetric accuracy with or without GCPs A3 system does not need IMU

36 VisionMap Proprietary Thank you for your attention ! www.visionmap.com Visionmap video on YouTube: 1. A3 Digital Mapping System - http://www.youtube.com/watch?v=PDmwSKj38Jw&feature=related http://www.youtube.com/watch?v=PDmwSKj38Jw&feature=related 2. A3 Automatic Processing System - http://www.youtube.com/watch?v=ljWjgoezxsk&feature=related http://www.youtube.com/watch?v=ljWjgoezxsk&feature=related The information contained in this publication is provided for general guidance only and forms no part of the contract and shall not in any circumstances constitute a trade description. The Company reserves the right to change or amend specification without prior notice.


Download ppt "Aerial survey and mapping systems Productivity analysis."

Similar presentations


Ads by Google