Changes between Version 30 and Version 31 of PostGIS_Raster_SoC_Idea_2012/Distance_Analysis_Tools/test


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Timestamp:
Aug 29, 2012, 1:27:02 PM (12 years ago)
Author:
qliu
Comment:

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  • PostGIS_Raster_SoC_Idea_2012/Distance_Analysis_Tools/test

    v30 v31  
    1 == Test 0: ==
     1= ST_EuclideanDistance() TEST =
     2
     3{{{
     4#!html
     5<div style='background-color: #F4F4F4; border: 1px solid gray; width:400px;' >
     6<br>
     7<UL>
     8<LI><A href=http://trac.osgeo.org/postgis/wiki/PostGIS_Raster_SoC_Idea_2012/Distance_Analysis_Tools/test#TestingEnvironment>Testing Environment</A></LI>
     9<LI><A href=http://trac.osgeo.org/postgis/wiki/PostGIS_Raster_SoC_Idea_2012/Distance_Analysis_Tools/test#Test0>Test 0: NULL raster; Empty raster Test</A></LI>
     10<LI><A href=http://trac.osgeo.org/postgis/wiki/PostGIS_Raster_SoC_Idea_2012/Distance_Analysis_Tools/test#Test1>Test 1: Small number of sources vs low resolution raster: (Source: 10 points, Raster: 10x10)</A></LI>
     11<LI><A href=http://trac.osgeo.org/postgis/wiki/PostGIS_Raster_SoC_Idea_2012/Distance_Analysis_Tools/test#Test2>Test 2: Small number of sources vs high resolution raster:(Source: 10 points, Raster: 300x300)</A></LI>
     12<LI><A href=http://trac.osgeo.org/postgis/wiki/PostGIS_Raster_SoC_Idea_2012/Distance_Analysis_Tools/test#Test3>Test 3: Large number of sources vs high resolution raster:(Source: 1000 points, Raster: 300x300)</A></LI>
     13<LI><A href=http://trac.osgeo.org/postgis/wiki/PostGIS_Raster_SoC_Idea_2012/Distance_Analysis_Tools/test#Test4>Test 4: Performance test</A></LI>
     14<LI><A href=http://trac.osgeo.org/postgis/wiki/PostGIS_Raster_SoC_Idea_2012/Distance_Analysis_Tools/test#Test5>Test 5: Scalability test</A></LI>
     15</UL>
     16<br>
     17</div>
     18}}}
     19[[BR]]
     20----
     21[[BR]]
     22== Testing Environment ==
     23 CPU: Intel Pentium 4, 3.00GHz
     24 RAM: 2.00G
     25 OS: MS Windows XP Professional 2002 SP 3
     26 PostgreSQL 9.1
     27 PostGIS 2.1.0SVN
     28[[BR]]
     29----
     30[[BR]]
     31== Test 0 ==
    232{{{
    333#!sql
    … …  
    1949}}}
    2050
    21 == Test 1: Small number of sources vs low resolution raster: (Source: 10 points, Raster: 10x10) ==
     51== Test 1 ==
     52=== Small number of sources vs low resolution raster: (Source: 10 points, Raster: 10x10) ===
    2253 1-a: Source geometry within the extent of the desired raster:[[BR]]
    2354{{{
    … …  
    209240'''Cases of source point geometries OUTSIDE of the extent of the desired raster will NOT be tested for the following tests'''
    210241----
    211 == Test 2: Small number of sources vs high resolution raster:(Source: 10 points, Raster: 300x300) ==
     242== Test 2 ==
     243=== Small number of sources vs high resolution raster:(Source: 10 points, Raster: 300x300) ===
    212244{{{
    213245#!sql
    … …  
    271303    result: same as test_eudist_2_a_4.gif[[BR]]
    272304[[BR]]
    273 == Test 3: Large number of sources vs high resolution raster:(Source: 1000 points, Raster: 300x300) ==
     305== Test 3 ==
     306=== Large number of sources vs high resolution raster:(Source: 1000 points, Raster: 300x300) ===
    274307{{{
    275308#!sql
    … …  
    316349{{{
    317350#!sql
    318 CREATE TABLE test_eudist_3_b_2 AS (SELECT 1 AS rid,ST_EuclideanDistance(300,300,0,0,1,1,0,0,4326,NULL,'32BF','public','test_source_geometry_3','the_geom',True,12) AS rast FROM test_ref_raster_3);
     351CREATE TABLE test_eudist_3_b_2 AS (
     352..........SELECT 1 AS rid,ST_EuclideanDistance(300,300,0,0,1,1,0,0,4326,NULL,'32BF','public','test_source_geometry_3','the_geom',True,12) AS rast FROM test_ref_raster_3);
    319353}}}
    320354  3-b-3: Snap is False; Max distance NOT specified:
    … …  
    329363}}}
    330364[[BR]]
    331 == Test 4: Performance test: ==
     365== Test 4 ==
     366=== Performance Test ===
    332367{{{
    333368#!sql
    … …  
    422457}}}
    423458  * 204460 ms execution time.
    424     result:[[BR]][[BR]]
    425     [[Image(test_eudist_4_i.gif)]][[BR]][[BR]]
     459    result: too many source point, picture doesn't make too much sense.[[BR]][[BR]]
    426460 4-j: Source: 640,000 points; Raster: 300x300
    427461{{{
    … …  
    432466}}}
    433467  * 168992 ms execution time.
    434     result:[[BR]][[BR]]
    435     [[Image(test_eudist_4_j.gif)]][[BR]][[BR]]
    436 [[BR]]
    437 == Test 5: Scalability test:==
     468    result: too many source point, picture doesn't make too much sense.[[BR]][[BR]]
     469[[BR]]
     470== Test 5 ==
     471=== Scalability test ===
     472Very large size source points vs very high resolution raster:
    438473 5-a: Source: 10,000 points; Raster: 1000x1000
    439474{{{
    … …  
    447482    result:[[BR]][[BR]]
    448483    [[Image(test_eudist_5_a.gif)]][[BR]][[BR]]
     484[[BR]]