e-training p4 Transformations and Height

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Information about e-training p4 Transformations and Height
Science-Technology

Published on January 6, 2009

Author: StefanKolev

Source: authorstream.com

Slide 1: ???2 ??? ???????? ???????????????????? ????: ????????????? ? ????????? ?????? Slide 2:  ???????? ?? ?????????? Leica GPS System 500 ???????? ???? (?????) : ???????? ???? (?????) ??????? ? ??????????????? ?????????? , ????? ???-????? ??????????? ???????? ?????? ????. ??????? ? ??????, ?? ??????????? ??????????. ????? ?????? ?? ????????????? ???????????. ???? ?? ?? ????? ? ????????? ????? ?????????. ?????? ??????? ??????? ???? ??????? ?????? ?????????? ???????? ???? (?????) : ???????? ???? (?????) ???????????? ???? ????????? ???????? ?? ??????? ??? ???????? ?????? ???? ? ?? ??????? ????????????. ? ?????????????? ?? ?? ????????? ?????? ??????. ?????????????? ???????? ?? ????????? ? ??????????? ???????????? ???????? ? ?? ? ???????? ?? ????????????? ?????. ???????? : ???????? ???????? ? ????????????? ??????, ????? ???? ?? ???? ?????????? ???? ???????? ?????????: ?????? ?????? (a) ????. 6 378 245 m ? ????? ?????? (b) ??? ??????????? (f) = (a-b)/a ????. a=1/298.3 ???????????? ?????? ??????????? ??????????. ?? ???? ?? ???? ??????? ???? ?????????? ? ??????????. ???????? ? ????? : ???? ??????? ?????? ?????????? ???????? ? ????? ??? ???????? ?? ???????? ?????? WGS84 ???????? : WGS84 ???????? The World Geodetic System 1984 (WGS84) ???-????? ?????? ??????? ?? ?????? A = 6,378,137.000 m 1/f = 298.2572236 ???? ??????? ?????? N ??????? ??????? ?????? ?????????? ??????? ??????????? ??????? : ?? ??????? ??, ???????? ?????????? ????????? ??????? ???????? ?????????? ???????: Swiss co-ordinate system (???????? Bessel ? ?????????? ????????) UK co-ordinate system (???????? Airy ? ???????? ??????????? ????????) ??? ?? ???????? ?? WGS84 ?????????? ??? ??-???????? ?? ?????????? ??????? ??????????? ????? ?????? ?? ???????? ?????????? ?????? ??????????.... ??????? ??????????? ??????? WGS84 ???????? ?????????? ????????????? ? ????????? ???????????????? : ????????????? ? ????????? ???????????????? ???????? ?????? ?????????? ?????? ????????????? ?????????? ?????????? 3D ???????????? (Onestep) ??????????? (Twostep) ???????????? ???????? ??????? ????? WGS84 ????????? ? ???????????? ?????????? : WGS84 ????????? ? ???????????? ?????????? ???? ? ???? ????????? ????? P ???? ?? ??? ???????? ??? WGS84 ?????????? ??????? ??????????? ??????? : ??????? ??????????? ??????? ?????? ????? P ???? ?? ?????????? ? ? ?????? ??????????? ??????? ... ?? ???????? ???????? ????? ?????????? ??????? ??????? P ???? ?? ??? ???????????? WGS84 ????????? ? ??????? ????????? ?????????? ??????????????? (?????? ?? ?????????? 3D) ?????? ????????????? 2-?? ?????????? 3 ???????????? - dx, dy and dz 3 ??????? Rx, Ry, Rz ????? ??????? ? WGS84 ????????? ?????????? : ??????? ? WGS84 ????????? ?????????? ???? ???? ????? ?? ??????????? ????? ??????? ? WGS84 ????????? ?????????? WGS84 ????????? : X, Y, Z P = 4264650.810 X 724089.202 Y 4672014.4546 Z ??????? ????????? ? ???????????? ?????????? : ??????? ????????? ? ???????????? ?????????? ???? ????? ??? ?? ??????????? ????? ????????? ? ???????????? ?????????? ??????? ???????????? ? ???????? ?????????? (1) : ??????? ???????????? ? ???????? ?????????? (1) ...?? ?????????? ?????????? ?? ????? ??-?????????? ?? ???????????? ?? ?? ???????? ?? ??????? ???????????? ? ??????? ???????? ??????????, ?? ? ?????????? ???????? ??????????? ????? ?????? ????????: ???????? ???????????, ??????????, ?????? ?????????? ???????? ????. ?????????? ? ????? ? ?????(Easting; Northing) ? ???????? ?.?. ??????????, ????? ?? ???????? ? ?????????? ??????, ?????? ?? ??????? ? ??????? ?? ????????, ????????? ?????????? ? ??. ???????... ??????? ???????????? ? ???????? ?????????? (2) : ??????? ???????????? ? ???????? ?????????? (2) ? ????...???? ????? ??? ?? ??????????? ?? ??????? ???????????? ??? ??????? ???????? ?????????? ?????????? ?????? ?????????? : ?????????? ?????? ?????????? WGS84 ??? ?? ??????????? ???? ???????? ??????????? ??????? Classic 3D ????????????? : Classic 3D ????????????? WGS84 ?????????? ????? ??????? ?????????? ????? ??????????? ?? Classic 3D ????????????? (1) : ??????????? ?? Classic 3D ????????????? (1) ???????? ?????? ?????? ?????, ?? ?? ????????? ??????????????? WGS84 Co-ordinate Side Local Co-ordinate Side ??????????? ?? Classic 3D ????????????? (2) : ??????????? ??????????, ?? ?? ?????? ??? ?? ?????, ????? ?????? ?? ?? ???????? ?? ???????????? ?????????????????? ????????? ????? ?? ????? ?????? ??????????? ?? Classic 3D ????????????? (2) !!! !!! ????????? ?? Classic 3D ??????????????? : ????????? ?? Classic 3D ??????????????? ???? ?? ?? ??????? ? LGO ? ? GPS ????????? ??????? ???? 3 ???? ?????, ???????? ?? ??????? ? ???????? (???? ?? ?? ??????? ? ? ??-????? ?? 3 ?????, ?? ???? ?? ? ??????????????) ?????? ???????????? ?? ????? ???????? ???????? ? ???????? ???????? ????????? ? ?????????? ?? ????? ?? ????? ??????????? ??????? ???????, ????? ????????? ?????? ???????????? ?? ?? ???????? ?? ??????? ? ???????? Classic 3D ??????????????? ???? ?? ?? ??????? ????? ???????????? ???? ?? ???????? ??? ?????????? ?? ??????, ????? ???????? ??????? ? ???????? ???????? ?????????? ??????????? ??? Classic 3D ??????????????? : ??????????? ??? Classic 3D ??????????????? ?? ???? ?? ?? ???????? ??? ???????? ??????: ?????????? ??????? ?????????? ???????? / ???????? ??-????? ?? 3 ???? ????? ?? ?????? ????? ???? ?????????? ??????? ? ??????? WGS84 ??????? One-step ????????????? : One-step ????????????? One-step ??????????????? ????????? ???????? ??????????? ????? WGS84 ? ??????? ???????? ?????????? WGS84 Co-ordinate Side Local Co-ordinate Side One-step ????????????? : One-step ????????????? ????? ? ????????? ?? ??????..? WGS84 Co-ordinate Side Local Co-ordinate Side ??? ?????? One-step ??????????????? .? : ??? ?????? One-step ??????????????? .? ?? ????????????? ?? ????????? WGS84 ???????????? ?? ?????????? ????? ????????????? ???????, ?? ????? ?? ???????? ???????? ??????????? ?????? ???????? ???? ???? ?? ????????? Classical 2D ????????????? ????????? ? ?????????? ?? ???????? ???????, ?? 1-?????????? ????????????? ???? ?? ?? ??????? ????? ?????????? ???? ????????? ?? One-step ??????????????? : ????????? ?? One-step ??????????????? ???? ?? ?? ??????? ? LGO ? ? GPS ????????? ?? ? ???????????? ????? ???????? ???????? ? ???????? ???????? ???? ?? ?? ??????? ???? ? ???? ???? ????? ?? ?? ?????????? ?? ???? ?? ?? ??????? ????? ? ??????? ???? ?? ?? ????????? ??????? ????? ? ???????? ???? ???????? ?????????? ??????? ???? ?? ?? ???????? ?? Ca?? ???????, ???? ???????? ??? ??????? ? ???????? ..?? ? ????????? ???? ????? ?????????? ???? ?????????????? ? ?? ?? ?? ????????? ?? ????? ??? 10x10 km, ?? ?? ?? ???????? ??????????????, ????????? ?? ???????????? ????????. Two-Step ????????????? : Two-Step ????????????? ????????? ???????????? ?? Classic 3D ? One-step ????????? ? ?????????? ?? ???????? ??????? (????? ??? One-step), ?? ?? ???????? ??? ????????? ? ???????? ???????? ?? ????????? ????? Pre-Classic 3D ????????????? ????????????? ??? ??????????? ?? ??????, ?? ????? ?? ??????? ??????????????? Slide 27: ??? ??????...? Two-Step ????????????? WGS84 Co-ordinate Side Local Co-ordinate Side Slide 28: Two-Step ????????????? ? LGO ? GPS ????????? ????????? ?? Two-step ??????????????? : ???? ?? ?? ??????? ? LGO ? ? GPS ????????? ???????? ?? ????????????? ?????????????, ??? ? ???????? ???? ?? ?? ???????? ? ?????? ????????????? ????????????? ?????? ???????????? ?? ????? ???????? ???????? ? ???????? ???????? ???? ??????? ?? ?? ????????? ????? ? ???????? ???? ???????? ?????????? ??????? ???? ?? ?? ???????? ?? Ca?? ???????, ???? ???????? ??? ??????? ? ???????? ??? ??????????? ?? ??????, ?? ????? ??????????? two-step ????????????? ????????? ?? Two-step ??????????????? ????????? ?? Interpolation ??????????????? : ????????? ?? Interpolation ??????????????? ???? ?? ?? ??????? ? LGO ??????? ???????????????? ?????????, ???????? ?? ?????? ????????????? GPS ???????????? ?? ??????/????????/?????????? ????????, ?? ?? ?? ???????? ??? ???????? ????? ? ????????? ???? ???? ? ???????? ?????? ?? ? ?????/??? ?????? ???? ?? ?? ?????? ?????? ?? ??????????? (level of distortion) ?? ?????? ?? ????? ???????? ???????? ? ???????? ???????? ????????? ? ?????????? ?? ???????? ??????? ??????????? ?? ???? 10x10 km ????????? ?? Step Wise ??????????????? : ????????? ?? Step Wise ??????????????? ???? ?? ?? ??????? ? LGO ????????? ??????????????? Classic 3D ? Interpolation Classic 3D ?? ???????? ?? ?????????????? ?? ??????? ?? ??????? Interpolation ?? ???????? ?? ?????????????? ?? ??????? ?? ???????? ???? ?? ?? ?????? ?????? ?? ??????????? (level of distortion) ????????? ? ?????????? ?? ???????? ??????? ?????? ?? ????? ???????? ???????? ? ???????? ???????? ??? ??????????? ?? ??????, ?? ????? ??????????? step-wise ????????????? ?????? ???????? : ?????? ???????? ???????????? ???????? ?? ??????? ??? ????????? ????? ?????????? ?? ????????????? ? LGO ??? GPS ?????????, ?????? ?? ??????? ???? ?? ??????????, ????? ?????? ?? ??????? ???? ???????? ?????????????? ???????? ?? ??????? ??? ?????? ?????? ????? ??????????(? GPS) ? ????????????(? ??????? ???????) ???????? ?????? ???????? ? ??????????? ??????? : ?????? ???????? ? ??????????? ??????? ???? ????????... ???? ???????? (Height mode) ?? ?????? ? ??????????????? ?????? ????????????? ????? ?? ??????? ? ?????????? ? ???????????? ???????? WGS84 ???????? (???? ??????????) ??????? ???????? ???????????? ??? ?????????? ????????????? (classic 3d, one-step…) ???????????? ??? ?????????? ??????? ?? ???????? ???????? ? GPS ????????? : ??????? ?? ???????? ???????? ? GPS ????????? ????? ? ??????? ? ?????????? ????? ??? ? ?????? ?? ????????? ?? ???????? ??????? Shift F2 - ?? ?? ???????????? ????? ???????? ???????? (??? ??? ??????? ?????) ??????? ?? T??????? ???????? (Height Mode) ? LGO : ??????? ?? T??????? ???????? (Height Mode) ? LGO ????? ?? ????? ?????????? ? ????? ???????? ????????: Points tab view, Property views… ? ?????????? LOCAL ???? ?? ??????? ???????????? ????????? ?? ?????????? ? ???????????? ????????. ? ?????????? 84 – ???? ?????????? ??? ?? ??????? ???? ?? ?????????? (Height Mode)? : ??? ?? ??????? ???? ?? ?????????? (Height Mode)? Leica Geo Office – ??? ????????????? ?? ??????????????? ??? ?? ??????? ???? ?? ?????????? (Height Mode)? : ??? ?? ??????? ???? ?? ?????????? (Height Mode)? GPS ???????? – ?????? ?? ??? ????????????? ?? ?????????? ?????????? ?? ??????????? ??????? (Determine Coordinate System) ???????? ?? ????????????? LGO <-> GPS ???????? ???? ???????? ?? ???????, ?????? ??????????????? ?? ????????? ?? ???????? LGO ??? GPS ?????????, ? ???????. Slide 38: ??? ?? ?????? “??????” ??? ????????? ????????? ????? ?? ?????? (Geoid Model) ! ...?? ??? ?????? ???????? ?????? ??? ????? ????? ?? ???????????? ?????? ???? ?????????? ?? ????????? ????????? (N). ?? ???????????? ????????????, ????? ??????? ?????? ? ????????? ????????? ????????? ???? ?? ???? ??????????? ??? ??????????? ? ?????????? ?? ????, ???? ?????? ? ??? ??? ??? ????????? ? ?????? ?????. ??? ????????? ????????? N ? ???????????? ???????? h ?? ????????, ?????????????? ???????? ???? ?? ???? ??????????. h=H+N Slide 39: ????????????? ? ??????? ????? ????????????? ? ??????? ?????: ??????? ??????????... ?????????? Classic 3D ????????????? ? ??????? ??????? ????? Shift F2 ?? ??????????? ????? ???????? ???????? Slide 40: ???????, ?? ?????? ??????? ?????, ?????????? ???? ????????? ?????? ????? ? ??????? ?????????? ? ????????????? ????????.... ????????????? ????? ???????? ?? ??????? ??????????????? - ???????? ORTHOMETRIC ??????????* ?? ??????????????? ?????? ?????? ?? ?????????? ?? ???????????? ?????? ????? * ??? ?? ??????? ????????? ?? ??????? ? ????????, ????? ?? “????” ???????????????. ????????????? ?????? ?? ??????????? ?? ?????? ?? ?????????????? ???????? ?? ??????????? ?????? ????? ????????????? ? ??????? ????? ????????? ?? ????????????? - ?????????? : ????????? ?? ????????????? - ?????????? ????????????? ?? ?????? ?????, ????. WGS 84 ? ?.?.1970 ?????? ????? ?????? ?? ???????? ?????? ????, ?? ????? ????????? ??????????????? ..?? ?? ????? ?????????? ?????????? ???????? ?? ??????????????? ?? ?? ?????????? ????? ??????, ??????? ?? ?????? ????? ???????? ????????? ??????????? ? ??????????? ?? ???????????? ????? ???????, ????????? ?? ?????? ????? ??????? ????????????? ??????????? ????????????? ??? ?? ??????? ?????????? ?? ??????????? ?????????????? : ??? ?? ??????? ?????????? ?? ??????????? ?????????????? ?????????? ???????????????? ????? ? “??????????” ?? ?????? ?????????? ???? ?? ?????? ????? ?? ???????????? ?? ??????????????? ?????????? ????????? ????????? ??????????? ????? ?????? ????? ? ??????????? ??????? ????????? ?????????? ??????????? ????????? ????? ???????????????? ? ???????? ?????????? ?? ??????????? ????? ????????? ???? ??????? ?? ?????? ???? ????????? ????? ???? ?? ???? ?????????? ????? ??????? ?? ???????? ?? ???????????????

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