UCVM VS30 etree map (Wills 2015) UCVM's interpolation - Revision history

Mei: /* vs30 etree map */

2022-11-29T22:56:04Z

vs30 etree map

← Older revision		Revision as of 22:56, 29 November 2022
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	</pre>		</pre>

	[~~http~~://~~hypocenter~~.~~usc~~.~~edu~~/~~research~~/~~ucvmc_result~~/vs30_etree_map/~~vs30_etree_map~~.tar.gz raw data]		[https://g-c662a6.a78b8.36fe.data.globus.org/scecpedia/ucvm/vs30_etree_map/vs30_etree_map_wills2015.tar.gz raw data]

	== Related Links ==		== Related Links ==
	*[[Wills_Map]]		*[[Wills_Map]]
	*[[UCVM]]		*[[UCVM]]

Mei: /* vs30 etree map in UCVM */

2022-11-29T22:36:19Z

vs30 etree map in UCVM

← Older revision		Revision as of 22:36, 29 November 2022
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	~~== vs30 etree map in UCVM ==~~

	~~After UCVM v22.7, vs30 tree map, ucvm.e, was updated to a new release by Thompson's latest ver. 2.0~~

	* Thompson, E.M. (2018), An Updated Vs30 Map for California with Geologic and Topographic Constraints (ver. 2.0, July 2022): U.S. Geological Survey data release, doi:10.5066/F7JQ108S.

Mei: /* vs30 etree map */

2022-11-29T22:24:51Z

vs30 etree map

← Older revision		Revision as of 22:24, 29 November 2022
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			== vs30 etree map in UCVM ==

			After UCVM v22.7, vs30 tree map, ucvm.e, was updated to a new release by Thompson's latest ver. 2.0

			* Thompson, E.M. (2018), An Updated Vs30 Map for California with Geologic and Topographic Constraints (ver. 2.0, July 2022): U.S. Geological Survey data release, doi:10.5066/F7JQ108S.



			>>> Below is for version before UCVM v22.7 using Wills 2015 <<<

	== vs30 etree map ==		== vs30 etree map ==

Mei: /* vs30 etree map */

2020-05-12T06:00:45Z

vs30 etree map

← Older revision		Revision as of 06:00, 12 May 2020
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	== vs30 etree map ==		== vs30 etree map ==

	In UCVM, the extraction of ~~vs33~~ & surface values from vs30 etree map(ucvm.e) base		In UCVM, the extraction of vs30 & surface values from vs30 etree map(ucvm.e) base
	on Wills 2015 is in src/ucvm/ucvm_map.c		on Wills 2015 is in src/ucvm/ucvm_map.c

Mei: /* vs30 etree map */

2020-04-07T17:22:11Z

vs30 etree map

← Older revision		Revision as of 17:22, 7 April 2020
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	== vs30 etree map ==		== vs30 etree map ==

	In UCVM, the extraction of ~~vs30,~~ surface ~~value~~ from vs30 etree map(ucvm.e) base		In UCVM, the extraction of vs33 & surface values from vs30 etree map(ucvm.e) base
	on Wills 2015 is in src/ucvm/ucvm_map.c		on Wills 2015 is in src/ucvm/ucvm_map.c

	UCVM's method:		UCVM's method:

	~~From Latlngs, points are~~ converted from geo to xy offset and then calculate the ~~grid point~~ into the etree map		A Latlng is converted from geo to xy offset and then calculate the matching gridpoint into the etree map
	4 corners of interpolation grid plane points are extracted from etree		4 corners of interpolation grid plane points are extracted from etree
	Interpolate_bilinear are called to arrive at the final surf and final vs30 values		Interpolate_bilinear are called to arrive at the final surf and final vs30 values
Line 12:		Line 12:
	Rob's method:		Rob's method:

	Figure out the ~~closes~~ vs30 etree grid ~~points~~ and then use it		Figure out the closest vs30 etree grid point and then use it

	There are 2 big discrepancies in vs30 returned from UCVM and vs30 from Rob		There are 2 big discrepancies in vs30 returned from UCVM and vs30 from Rob

Mei: /* vs30 etree map */

2020-04-07T17:19:27Z

vs30 etree map

← Older revision		Revision as of 17:19, 7 April 2020
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	UCVM's method:		UCVM's method:

	From Latlngs, points are converted from geo to xy offset and then calculate the		From Latlngs, points are converted from geo to xy offset and then calculate the grid point into the etree map
	grid point into the etree map		4 corners of interpolation grid plane points are extracted from etree
	4 corners of interpolation grid plane points are extracted from etree		Interpolate_bilinear are called to arrive at the final surf and final vs30 values
	Interpolate_bilinear are called to arrive at the final surf and final vs30 values

	Rob's method:		Rob's method:

	Figure out the closes vs30 etree grid points and then use it		Figure out the closes vs30 etree grid points and then use it

	There are 2 big discrepancies in vs30 returned from UCVM and vs30 from Rob		There are 2 big discrepancies in vs30 returned from UCVM and vs30 from Rob

Mei: /* vs30 etree map */

2020-04-06T22:46:43Z

vs30 etree map

@@ Line 1: / Line 1: @@
 == vs30 etree map ==
-{|
+   From Latlngs, points are converted from geo to xy offset and then calculate the
-| [[FILE:ABC.png|thumb|300px|original Z1.0]]
+grid point into the etree map
-| [[FILE:EFG.png|thumb|300px|gtl Z1.0]]
+corners of interpolation grid plane points are extracted from etree
-|}
+   Interpolate_bilinear are called to arrive at the final surf and final vs30 values
-[http://hypocenter.usc.edu/research/ucvmc_result/vs30_etree_map/dumdum.tar.gz raw data]
+There are 2 big discrepancies in vs30 returned from UCVM and vs30 from Rob
 == Related Links ==
 *[[Wills_Map]]
 *[[UCVM]]

Mei: /* Related Links */

2020-04-06T20:14:34Z

Mei: Created page with "== vs30 etree map == {| | original Z1.0 | gtl Z1.0 |} [http://hypocenter.usc.edu/research/ucvmc_result/vs30_et..."

2020-04-06T20:14:16Z

Created page with "== vs30 etree map == {| | thumb|300px|original Z1.0 | thumb|300px|gtl Z1.0 |} [http://hypocenter.usc.edu/research/ucvmc_result/vs30_et..."

New page

== vs30 etree map ==

{|
| [[FILE:ABC.png|thumb|300px|original Z1.0]]
| [[FILE:EFG.png|thumb|300px|gtl Z1.0]]
|}

[http://hypocenter.usc.edu/research/ucvmc_result/vs30_etree_map/dumdum.tar.gz raw data]

== Related Links ==
*[[Wills_Map]
*[[UCVM]]

← Older revision		Revision as of 20:14, 6 April 2020
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	== Related Links ==		== Related Links ==
	*[[Wills_Map]		*[[Wills_Map]]
	*[[UCVM]]		*[[UCVM]]