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Transcript of (Vector to Raster) - site.iugaza.edu.pssite.iugaza.edu.ps/washqar/files/DEM.pdf · (DEM). (Vector...
:
)(DEM
.
(Vector to Raster)
.(Global Mapper v.8.0 & Arc
Gis v. 9.0) .
1-)Countour Maps:(
(Global Mapper v.8.0 & Arc Gis v. 9.0)
)Ship file (
)161.(
)161 (
dmentmai/prof/edu.utexas.ce.www://http
2-)Slope(:
Raster
Flat
( ArcGIS ))23(:
1 -Degree.
2-Percentage .
)162( :
=
= / tan = rise \ run
) = ( rise / ( run ( X 100
3058.%
)45 ( 100.%
)76 ( 375
Arc map 9.0.
)162 ( :- ArcGIS, Help of the program
)163(.
)163 ( aidmentm/prof/edu.utexas.ce.www://http
3-Aspect:
.Aspect
)Hill face
. (Aspect TIN) (
Raster.
)clockwise ( ) (
)360(Raster
)164. (
Aspect :
1- .
2- .
3- .
4- ( Land slide )
.
)164 ()Aspect(
maidment/prof/edu.utexas.ce.www//:http
4-
:Hill shade
)Surface(
Raster
.ArcGIS 9.0
)
180 (
clockwise )( )165 (:
1- .
2-
.
3-
.
4- .
5 -.
)165 ()Hiishade( maidment/prof/edu.utexas.ce.www://http
5-(24): View shed
)50 (
) 1000( )
1000()1000(
( Flat )
.
.( Viewshed )
( Global Mapper )
.
:
1-( Transmitter name ).
2-( Transmitter Elevation )
.
3-( Receiver Elevation )
.
4-( Transmission angle )
( Tower )(
Transmitters ))120 (
)3()360(
.)120 (
.
5-( Earth Curvature )
)(
.
6-( Atmospheric Correction )
)
1.33333. (
7-( Radius View )
( View ).
8=.
9- .
)166(( Global Mapper )
.)167 (
:
1-
.
2-( Mobile )
.
3-.
4-
.
5=( Internet Networks ) .
6- .
)166 (
)167 (
:
2007.
6- )Curvature: (
( DEMs )
( Convexity )) ( Concavity
( Raster )
( DEMs ).
( 3 * 3 )
( 9 ): -
Z
Z: -
Z = Ax²y² + Bx²y + Cxy² + Dx² + Ey² + Fxy + Gx + Hy + I
X,y = .
A,B,C,D,E,F,G,H,I
:-
A = [(Z1 + Z3 + Z7 + Z9) /4 - (Z2 + Z4 + Z6 + Z8) /2 + Z5] /L4
B = [(Z1 + Z3 - Z7 - Z9) /4 - (Z2 - Z8) /2] /L3
C = [(-Z1 + Z3 - Z7 + Z9) /4 + (Z4 - Z6)] /2] /L3
D = [(Z4 + Z6) /2 - Z5] /L2
E = [(Z2 + Z8) /2 - Z5] /L2
F = (-Z1 + Z3 + Z7 - Z9) /4L2
G = (-Z4 +Z6) /2L
H = (Z2 - Z8) /2L
I = Z5
L = .
Curvature = -2(D + E) * 100
)168 (. ArcGIS , Help of the program :
:Arc GIS,Help of program
:
1- ( Convex ).
2- ( Concave ).
3- )(
( Flat ).
:
1- .
2- ( Surface Runoff ).
3- ( Drainage patterns ).
4- ( Deposition ).
5- ( Erosion )
.
)169 (.
)169(.
:
2007.
:
2007.
7-:Cut and Fill
( Global Mapper )
( Civil Engineering )
.
( User )
)(
(
Ground ).
.
( Cut and Fill ):
1-
.
2- .
3- .
4- .
( Profiles ):
( ArcGIS )(
Profiles) )
(:-
1- .
2- .
3- .
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