Testing UCVM Vs Values
Summary of testing low Vs values returned by UCVM for some velocity models when Ely GTL is applied
Contents
Relationship between UCVM Vs30 for point and Vs returned by Ely GTL
-115.1000 32.6000 0.000 20.000 187.832 cvms5 2590.639 1347.202 2223.546 elygtl 0.000 187.832 0.000 ely 653.574 93.916 1000.000 Vs30 187.832 Vs 93.916 ratio Vs/Vs30 0.5 -115.6000 32.8000 0.000 -9.985 228.200 cvms5 2266.979 1222.258 2186.597 elygtl 0.000 228.200 0.000 ely 689.649 114.100 1000.000 Vs30 228.200 Vs 114.100 ratio Vs/Vs30 0.5 -115.7800 33.2000 0.000 -70.960 180.000 cvms5 2221.783 1226.802 2188.058 elygtl 0.000 180.000 0.000 ely 646.448 90.000 1000.000 Vs30 180.000 Vs 90.000 ratio Vs/Vs30 0.5 -118.1000 33.8000 0.000 5.077 228.200 cvms5 2195.387 1144.858 2160.235 elygtl 0.000 228.200 0.000 ely 689.649 114.100 1000.000 Vs30 228.200 Vs 114.100 ratio Vs/Vs30 0.5 -118.0000 34.8000 0.000 704.403 238.467 cvms5 3313.720 2070.858 2353.114 elygtl 0.000 238.467 0.000 ely 698.655 119.234 1000.000 Vs30 238.467 Vs 119.234 ratio Vs/Vs30 0.5000020967261717 -116.5200 36.5000 0.000 701.274 213.306 cvms5 5239.446 3017.712 2533.212 elygtl 0.000 213.306 0.000 ely 676.464 106.653 1000.000 Vs30 213.306 Vs 106.653 ratio Vs/Vs30 0.5 -119.5000 36.0000 0.000 61.622 228.200 cvms5 3913.290 2088.075 2355.411 elygtl 0.000 228.200 0.000 ely 689.649 114.100 1000.000 Vs30 228.200 Vs 114.100 ratio Vs/Vs30 0.5
Test Impact of Z range of ElyGTL
Tests below show no impact on surface Vs by extending the Z range
-bash-4.2$ ./bin/ucvm_query -f ./conf/ucvm.conf -c gd -m cvms5,elygtl:ely -z 0,350 < file.in Using Geo Depth coordinates as z mode.
-115.1000 32.6000 0.000 20.000 187.832 cvms5 2250.415 1178.551 2172.060 elygtl 0.000 187.832 0.000 ely 653.574 93.916 1000.000 -115.6000 32.8000 0.000 -9.985 228.200 cvms5 2000.182 1059.580 2127.748 elygtl 0.000 228.200 0.000 ely 689.649 114.100 1000.000 -115.7800 33.2000 0.000 -70.960 180.000 cvms5 1955.449 1002.836 2103.969 elygtl 0.000 180.000 0.000 ely 646.448 90.000 1000.000 -118.1000 33.8000 0.000 5.077 228.200 cvms5 1769.035 910.839 2061.457 elygtl 0.000 228.200 0.000 ely 689.649 114.100 1000.000 -118.0000 34.8000 0.000 704.403 238.467 cvms5 3036.981 1859.951 2324.091 elygtl 0.000 238.467 0.000 ely 698.655 119.234 1000.000 -116.5200 36.5000 0.000 701.274 213.306 cvms5 5214.103 2999.543 2527.909 elygtl 0.000 213.306 0.000 ely 676.464 106.653 1000.000 -119.5000 36.0000 0.000 61.622 228.200 cvms5 3794.050 2052.842 2350.708 elygtl 0.000 228.200 0.000 ely 689.649 114.100 1000.000
-bash-4.2$ ./bin/ucvm_query -f ./conf/ucvm.conf -c gd -m cvms5,elygtl:ely -z 0,1000 < file.in
-115.1000 32.6000 0.000 20.000 187.832 cvms5 2590.639 1347.202 2223.546 elygtl 0.000 187.832 0.000 ely 653.574 93.916 1000.000 -115.6000 32.8000 0.000 -9.985 228.200 cvms5 2266.979 1222.258 2186.597 elygtl 0.000 228.200 0.000 ely 689.649 114.100 1000.000 -115.7800 33.2000 0.000 -70.960 180.000 cvms5 2221.783 1226.802 2188.058 elygtl 0.000 180.000 0.000 ely 646.448 90.000 1000.000 -118.1000 33.8000 0.000 5.077 228.200 cvms5 2195.387 1144.858 2160.235 elygtl 0.000 228.200 0.000 ely 689.649 114.100 1000.000 -118.0000 34.8000 0.000 704.403 238.467 cvms5 3313.720 2070.858 2353.114 elygtl 0.000 238.467 0.000 ely 698.655 119.234 1000.000 -116.5200 36.5000 0.000 701.274 213.306 cvms5 5239.446 3017.712 2533.212 elygtl 0.000 213.306 0.000 ely 676.464 106.653 1000.000 -119.5000 36.0000 0.000 61.622 228.200 cvms5 3913.290 2088.075 2355.411 elygtl 0.000 228.200 0.000 ely 689.649 114.100 1000.000
However, adding the elyGTL without specifying a z range has significant impact:
-bash-4.2$ ./bin/ucvm_query -f ./conf/ucvm.conf -c gd -m cvms5,elygtl:ely < file.in Using Geo Depth coordinates as z mode.
-115.1000 32.6000 0.000 20.000 187.832 cvms5 2117.109 1106.877 2146.231 none 0.000 0.000 0.000 crust 2117.109 1106.877 2146.231 -115.6000 32.8000 0.000 -9.985 228.200 cvms5 1894.677 1001.519 2103.395 none 0.000 0.000 0.000 crust 1894.677 1001.519 2103.395 -115.7800 33.2000 0.000 -70.960 180.000 cvms5 1831.621 938.975 2074.998 none 0.000 0.000 0.000 crust 1831.621 938.975 2074.998 -118.1000 33.8000 0.000 5.077 228.200 cvms5 1605.554 834.269 2022.078 none 0.000 0.000 0.000 crust 1605.554 834.269 2022.078 -118.0000 34.8000 0.000 704.403 238.467 cvms5 3034.279 1858.337 2323.856 none 0.000 0.000 0.000 crust 3034.279 1858.337 2323.856 -116.5200 36.5000 0.000 701.274 213.306 cvms5 5212.431 2999.594 2527.924 none 0.000 0.000 0.000 crust 5212.431 2999.594 2527.924 -119.5000 36.0000 0.000 61.622 228.200 cvms5 3763.020 2030.096 2347.663 none 0.000 0.000 0.000 crust 3763.020 2030.096 2347.663
Compare Command line ElyJordan values versus Model Flag ElyJordan Values
The CVM-S4.26 model can apply the ElyJordan either with a model flag, or using the elyJordan model on the command line.
These test show that the method produce different results. The command line version better reflects the processing, by showing that the "final results" in the last three columns
This testing shows that the command line returns rho values that are different than the rho values returned when the model flag is turned on.
Test using Ely Jordan command line. First confirm the cvms5 model flag is set to off.
-bash-4.2$ pwd /home/scec-06/maechlin/ucvm/ucvm194/model/cvms5/data -bash-4.2$ cat config # UTM Zone utm_zone = 11 # Model directory model_dir = s5 # GTL on or off? gtl = off
-bash-4.2$ ./bin/ucvm_query -f ./conf/ucvm.conf -c gd -m cvms5,elygtl:ely -z 0,350 < file.in Using Geo Depth coordinates as z mode. -115.1000 32.6000 0.000 20.000 187.832 cvms5 2250.415 1178.551 2172.060 elygtl 0.000 187.832 0.000 ely 653.574 93.916 1000.000 -115.6000 32.8000 0.000 -9.985 228.200 cvms5 2000.182 1059.580 2127.748 elygtl 0.000 228.200 0.000 ely 689.649 114.100 1000.000 -115.7800 33.2000 0.000 -70.960 180.000 cvms5 1955.449 1002.836 2103.969 elygtl 0.000 180.000 0.000 ely 646.448 90.000 1000.000 -118.1000 33.8000 0.000 5.077 228.200 cvms5 1769.035 910.839 2061.457 elygtl 0.000 228.200 0.000 ely 689.649 114.100 1000.000 -118.0000 34.8000 0.000 704.403 238.467 cvms5 3036.981 1859.951 2324.091 elygtl 0.000 238.467 0.000 ely 698.655 119.234 1000.000 -116.5200 36.5000 0.000 701.274 213.306 cvms5 5214.103 2999.543 2527.909 elygtl 0.000 213.306 0.000 ely 676.464 106.653 1000.000 -119.5000 36.0000 0.000 61.622 228.200 cvms5 3794.050 2052.842 2350.708 elygtl 0.000 228.200 0.000 ely 689.649 114.100 1000.000
Test using Model Flag. Confirm model Flat is set to on.
-bash-4.2$ pwd /home/scec-06/maechlin/ucvm/ucvm194/model/cvms5/data -bash-4.2$ cat config # UTM Zone utm_zone = 11 # Model directory model_dir = s5 # GTL on or off? gtl = on
-bash-4.2$ ./bin/ucvm_query -f ./conf/ucvm.conf -c gd -m cvms5 < file.in Using Geo Depth coordinates as z mode. -115.1000 32.6000 0.000 20.000 187.832 cvms5 652.396 93.267 1407.476 none 0.000 0.000 0.000 crust 652.396 93.267 1407.476 -115.6000 32.8000 0.000 -9.985 228.200 cvms5 689.649 114.100 1431.446 none 0.000 0.000 0.000 crust 689.649 114.100 1431.446 -115.7800 33.2000 0.000 -70.960 180.000 cvms5 646.448 90.000 1403.678 none 0.000 0.000 0.000 crust 646.448 90.000 1403.678 -118.1000 33.8000 0.000 5.077 228.200 cvms5 689.649 114.100 1431.446 none 0.000 0.000 0.000 crust 689.649 114.100 1431.446 -118.0000 34.8000 0.000 704.403 238.467 cvms5 821.503 193.300 1518.692 none 0.000 0.000 0.000 crust 821.503 193.300 1518.692 -116.5200 36.5000 0.000 701.274 213.306 cvms5 671.046 103.617 1419.438 none 0.000 0.000 0.000 crust 671.046 103.617 1419.438 -119.5000 36.0000 0.000 61.622 228.200 cvms5 689.649 114.100 1431.446 none 0.000 0.000 0.000 crust 689.649 114.100 1431.44
depth profiles for 33.8,-118.1
File:D loc D's location on map |
Internal GTL's 'GTL area' is fixed from 0 up to model's depth_interval which is 500m for cvms5 (ie. -z 0,500)
Low Vs Test Points
Low Vs values are found for the following points from CVM-S4.26 using elygtl.
lon, lat, Vs(m/s) A: -115.1 32.6 93.916 B: -115.6 32.8 114.1 C: -115.78 33.2 90.0 D: -118.1 33.8 114.1 E: -118.0 34.8 119.234 F: -116.52 36.5 106.563 G: -119.5 36.0 114.1
Map of Low Vs Values from UCVM
This map shows Vs values for CVMS+elygtl (cvms5,elygtl:ely -z 0,1000).