Changes between Version 2 and Version 3 of CCM


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Timestamp:
Feb 10, 2010 11:45:23 AM (15 years ago)
Author:
celine
Comment:

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  • CCM

    v2 v3  
    33== Describing the CCM layers == 
    44 
    5 gid:: 
    6   id (corresponds to line number) 
    7 wso1_id:: 
    8   id of the primary catchment drained by the river segment. 
    9 wso_id:: 
    10   id of the Sea-outlet to which the river segment belongs. 
    11 rvr_id:: 
    12  reference of the name of the river to which the segment belongs (often 0) 
    13 fromnode:: 
    14  upstream node  
    15 tonode:: 
    16  downstream node 
    17 strahler:: 
    18  the stream order hierarchy, the sizes range from a first order stream to the largest a 11th order stream 
    19 pfafstette:: 
    20  Pfafstetter code (?) of the river segment and its primary catchment 
    21 nextdownid:: 
    22  next segment identifyer downstream points to wso_id 
    23 longpath:: 
    24  identifies wether the river segment is part of the longest flow path in the River Basin (sea-outlet), Y(es) or NULL 
    25 maindrain_:: 
    26  ? 
    27 maindrain1:: 
    28  ? 
    29 length:: 
    30  length of a river segment in meters 
    31 cum_len:: 
    32  cumulated length of the upstream flow network, including the river segment itself (longest route ?)-in meters 
    33 pixels_100:: 
    34  area directly drained by the river segment (area of the primary catchment), in 100m*100m grid-cells 
    35 catchment_:: 
    36  ? 
    37 cont_pixel:: 
    38  area upstream of the From Node drained by the river segment in 100m*100m grid-cells 
    39 drain_km2:: 
    40  full area drained by the river segment and upstream area - in square kilometres 
    41 alt_gradie:: 
    42  relief Energy of the river segment : ((Elevation at From Node-Elevation at ToNode)/Segment Length)*100 in per cent 
    43 burned:: 
    44  percentage grid-cells of the river segment having a high confidence level with respect to its geographical position   confidence:: 
    45  percentage of grid-cells of the river segment having a high confidence level with respect to its geographical position 
    46 window:: 
    47  here 2003 
    48 shape_leng:: 
    49  ? 
    50 the_geom:: 
    51  the_geom  
     5[[Color(,#3849ce,gid)]]: id (corresponds to line number)[[BR]] 
     6[[Color(,#3849ce,wso1_id)]]: id of the primary catchment drained by the river segment.[[BR]] 
     7[[Color(,#3849ce,wso_id)]]: id of the Sea-outlet to which the river segment belongs.[[BR]] 
     8[[Color(,#3849ce,rvr_id)]]: reference of the name of the river to which the segment belongs (often 0)[[BR]] 
     9[[Color(,#3849ce,fromnode)]]: upstream node [[BR]] 
     10[[Color(,#3849ce,tonode)]]: downstream node[[BR]] 
     11[[Color(,#3849ce,strahler)]]: the stream order hierarchy, the sizes range from a first order stream to the largest a 11th order stream[[BR]] 
     12[[Color(,#3849ce,pfafstette)]]: Pfafstetter code (?) of the river segment and its primary catchment[[BR]] 
     13[[Color(,#3849ce,nextdownid)]]: next segment identifyer downstream points to wso_id[[BR]] 
     14[[Color(,#3849ce,longpath)]]: identifies wether the river segment is part of the longest flow path in the River Basin (sea-outlet), Y(es) or NULL[[BR]] 
     15[[Color(,#3849ce,maindrain_)]]: ?[[BR]] 
     16[[Color(,#3849ce,maindrain1)]]: ?[[BR]] 
     17[[Color(,#3849ce,length)]]: length of a river segment in meters[[BR]] 
     18[[Color(,#3849ce,cum_len)]]: cumulated length of the upstream flow network, including the river segment itself (longest route ?)-in meters[[BR]] 
     19[[Color(,#3849ce,pixels_100)]]: area directly drained by the river segment (area of the primary catchment), in 100m*100m grid-cells[[BR]] 
     20[[Color(,#3849ce,catchment_)]]: ?[[BR]] 
     21[[Color(,#3849ce,cont_pixel)]]: area upstream of the From Node drained by the river segment in 100m*100m grid-cells[[BR]] 
     22[[Color(,#3849ce,drain_km2)]]: full area drained by the river segment and upstream area - in square kilometres[[BR]] 
     23[[Color(,#3849ce,alt_gradie)]]: relief Energy of the river segment : ((Elevation at From Node-Elevation at ToNode)/Segment Length)*100 in per cent[[BR]] 
     24[[Color(,#3849ce,burned)]]: percentage grid-cells of the river segment having a high confidence level with respect to its geographical position[[BR]] 
     25[[Color(,#3849ce,confidence)]]: percentage of grid-cells of the river segment having a high confidence level with respect to its geographical position[[BR]] 
     26[[Color(,#3849ce,window)]]: here 2003[[BR]] 
     27[[Color(,#3849ce,shape_leng)]]: ?[[BR]] 
     28[[Color(,#3849ce,the_geom)]]: the_geom [[BR]] 
    5229 
    5330 
    5431== Comparison BDCarthage (green) - CCM (red) from different views == 
    5532 
    56 [[Image(source:data/Docs/trac/Comparaison BDCarthage CCM Vue3.jpg)]] 
    57 [[Image(source:data/Docs/trac/Comparaison BDCarthage CCM Vue 2.jpg)]] 
     33[[Image(source:data/Docs/trac/Comparaison BDCarthage CCM Vue3.jpg,600px)]] 
     34[[Image(source:data/Docs/trac/Comparaison BDCarthage CCM Vue 2.jpg,600px)]] 
     35 
     36== Comparaison des longueurs des tronçons CCM == 
     37- Europe - France[[BR]] 
     38 
     39[[Image(source:data/Docs/trac/Europe-France Longueur des tronçons CCM.jpeg,450px)]][[BR]] 
     40 
     41- Loire Bretagne - Bretagne[[BR]] 
     42 
     43[[Image(source:data/Docs/trac/Loire Bretagne Longueur des tronçons CCM.jpeg,450px)]][[BR]] 
     44 
     45- Bassins français[[BR]] 
     46 
     47[[Image(source:data/Docs/trac/Longueur des tronçons CCM par bassin.jpeg,450px)]]