Changes between Version 6 and Version 7 of Lakes


Ignore:
Timestamp:
Oct 19, 2010 11:27:35 AM (15 years ago)
Author:
celine
Comment:

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  • Lakes

    v6 v7  
    77Differents "types" of lakes :[[BR]] 
    88[[Image(source:data/Docs/trac/Lakes/Lakes4.jpg,500px)]] 
    9  * Some are on the same river segement --> one wso1_id = one upstream_a 
    10  * Some cross different river segements --> severals wso1_id = one upstream_a 
     9Lake 1 : upstream_a=350 = cont_pixel du riversegement 1 
     10Lake 2 : uptream_a=60826=cont_pixel du riversegment 2  (and pfafstette lake2 = pfafstette riversegment2) 
     11Lake 3 : upstream_a=0 (but several cont_pixel=0) 
     12 
     13 * Some are on the same river segement --> one cont_pixel in riversegments = one upstream_a 
     14 * Some cross different river segements --> severals cont_pixel = one upstream_a 
    1115 * Some are not on a river segement 
    1216||[[Image(source:data/Docs/trac/Lakes/Lakes3.jpg,500px)]]||[[Image(source:data/Docs/trac/Lakes/Lakes1.jpg,500px)]]||[[Image(source:data/Docs/trac/Lakes/Lakes2.jpg,500px)]]|| 
     17 
     18The "shape_area" variable is more accurate than "area" variable, same as "shape_leng" and "perimeter"[[BR]]