User contributions for ⚠️NikosA
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9 August 2013
- 09:1309:13, 9 August 2013 diff hist +239 m Atmospheric correction →References: restructured, added link to NASA's "Atmospheric Correction Parameter Calculator"
8 August 2013
- 12:4812:48, 8 August 2013 diff hist +31 m GRASS GSoC 2012 Image Segmentation →SPOT5 scene: put code in <source lang="bash">
6 August 2013
- 22:0322:03, 6 August 2013 diff hist +31 m GRASS GSoC 2012 Image Segmentation →Ortho-photo: put code inside <source lang="bash">
- 21:5121:51, 6 August 2013 diff hist +2,325 m Compile and Install Added a Funtoo section :-)
4 August 2013
- 20:4320:43, 4 August 2013 diff hist −59 m WorldView →Automatising Conversions: some "wrong" comment removed from script
- 20:4120:41, 4 August 2013 diff hist −19 m WorldView →Automatising Conversions
- 20:3920:39, 4 August 2013 diff hist +3,134 m WorldView →Deriving Physical Quantities: script added
- 20:3620:36, 4 August 2013 diff hist +713 m WorldView →Overview: retouched
- 12:5212:52, 4 August 2013 diff hist +129 m WorldView →Planetary Reflectance: some note added
- 12:5012:50, 4 August 2013 diff hist +3 m WorldView →Inside GRASS GIS: s/IKONOS/WorldView
- 12:2512:25, 4 August 2013 diff hist −1 m WorldView →Deriving Physical Quantities
- 12:2412:24, 4 August 2013 diff hist +882 m WorldView →Deriving Physical Quantities: added band-specific radiometric parameters
- 12:0912:09, 4 August 2013 diff hist +11,815 N WorldView scratching a WorldView related page
2 August 2013
- 23:5623:56, 2 August 2013 diff hist +156 m IKONOS →Modules overview: some re-structuring
- 23:5323:53, 2 August 2013 diff hist +237 m IKONOS →Outside of GRASS: links to useful gdal tools
- 23:3923:39, 2 August 2013 diff hist +3,983 m IKONOS →Pan-Sharpening: experimentally scripting pan-sharpening & rgb composition
- 15:5215:52, 2 August 2013 diff hist +1 m QuickBird Some re-structuring
- 15:4115:41, 2 August 2013 diff hist +647 m QuickBird →Overview: cleaning-up, enriching intro
- 15:0115:01, 2 August 2013 diff hist +203 m IKONOS Some re-structuring
- 11:2211:22, 2 August 2013 diff hist +3,102 m GRASS-Wiki Undo revision 19536 by Jambekebo (talk) Reverted back to normal.
1 August 2013
- 23:2623:26, 1 August 2013 diff hist +37 m Talk:Atmospheric correction Suggestion: make this page sensor-independent current
- 23:2423:24, 1 August 2013 diff hist +15 m Atmospheric correction →Calculating radiance values: some prettifying
- 23:1523:15, 1 August 2013 diff hist +819 m LANDSAT Some re-structuring, re-wording
- 22:4722:47, 1 August 2013 diff hist +313 m IKONOS →References / Sources: some "Landsat" sources added
31 July 2013
- 19:2919:29, 31 July 2013 diff hist +2 m IKONOS →Post-Processing: some grammar... :-/
- 19:2819:28, 31 July 2013 diff hist +415 m IKONOS →Post-Processing: some re-structuring
- 19:0019:00, 31 July 2013 diff hist +72 IKONOS Some cleaning on the Head of the page
- 18:4818:48, 31 July 2013 diff hist −61 m QuickBird →Deriving Physical Quantities: some left-over removed
- 17:3517:35, 31 July 2013 diff hist +5,269 m Compile and Install Ubuntu Stuff that concern Ubuntu moved here from the generic "Compile and Install" page
- 17:3417:34, 31 July 2013 diff hist −5,125 m Compile and Install →Ubuntu: Ubuntu related stuff moved to the "Ubuntu" page
- 15:4815:48, 31 July 2013 diff hist +155 N File:IKONOS PanSharpening Three Inputs Rebalanced Three Methods.png Pan sharpening attempts (ihs, brovey, pca) using IKONOS DNs, Radiance and Reflectance values. RGB shown composites are Color Rebalanced (i.landsat.rgb -p). current
- 15:4715:47, 31 July 2013 diff hist +135 N File:IKONOS PanSharpening Three Inputs Greyscaled Three Methods.png Pan sharpening attempts (ihs, brovey, pca) using IKONOS DNs, Radiance and Reflectance values. RGB shown composites are not re-balanced. current
- 10:5010:50, 31 July 2013 diff hist +160 m QuickBird Categories, revised
- 10:3810:38, 31 July 2013 diff hist −241 m QuickBird →Pre-Processing Overview: removed "attention" notice
- 10:3810:38, 31 July 2013 diff hist +108 m QuickBird →Pre-Processing Overview: intro cleaned-up
- 10:0110:01, 31 July 2013 diff hist +16 m QuickBird →Automatising Conversions: some re-wording...
- 09:5909:59, 31 July 2013 diff hist +3,524 m QuickBird →Automatising Conversions: bash script for DN > Radiance > ToAR
30 July 2013
- 13:5213:52, 30 July 2013 diff hist +145 m QuickBird →Deriving Physical Quantities: added Band-Averaged Solar Spectral Irradiance as constants
- 13:3613:36, 30 July 2013 diff hist −461 m QuickBird →Deriving Physical Quantities: conversion factors constants tables cleaned-up
- 11:0411:04, 30 July 2013 diff hist +257 m QuickBird →Deriving Physical Quantities: in deriving physical units, 32-bit fp calculations are required
- 10:1510:15, 30 July 2013 diff hist +7,828 m QuickBird Overall restructuring
- 09:2909:29, 30 July 2013 diff hist +22 m IKONOS →Automatising Conversions: moved SZA setting out of the loop
- 09:2109:21, 30 July 2013 diff hist +212 m IKONOS →Modules overview: first entries
- 09:1609:16, 30 July 2013 diff hist +21 m IKONOS →Pre-Processing Overview: some hierarchy again
- 09:1009:10, 30 July 2013 diff hist +15 m IKONOS →Pre-Processing Overview: some hierarchy
29 July 2013
- 16:3616:36, 29 July 2013 diff hist +135 m IKONOS →Example Instructions: some hierarchy
- 16:3316:33, 29 July 2013 diff hist +176 m IKONOS →Example Instructions: loop rescaling 11-bit bands to 8-bit
- 16:2816:28, 29 July 2013 diff hist +450 m IKONOS →Example Instructions: bash: repeat last command with string substitution
- 16:2216:22, 29 July 2013 diff hist +62 m IKONOS →Spectral Radiance: set region, convert DNs to Radiance(s)
- 16:1916:19, 29 July 2013 diff hist +661 m IKONOS →Importing data: creating another Mapset, copying over material and optionally renaming
- 16:1116:11, 29 July 2013 diff hist 0 m IKONOS →Pre-Processing: why didn't {{cmd|r.in.gdal}} work?
- 16:0916:09, 29 July 2013 diff hist +425 m IKONOS →Importing data: looping r.in.gdal over GeoTIFF bands
- 09:1509:15, 29 July 2013 diff hist +151 m IKONOS →Automatising Conversions: script constants, band parameters on script's top
- 09:0909:09, 29 July 2013 diff hist +11 m IKONOS →Planetary Reflectance: some hierarchy
- 09:0809:08, 29 July 2013 diff hist −22 m IKONOS →Automatising Conversions: units="..." was too long in the script
- 09:0709:07, 29 July 2013 diff hist −19 m IKONOS →Automatising Conversions: minor typos
- 09:0609:06, 29 July 2013 diff hist +2,303 m IKONOS →Deriving Physical Quantities: bash scripted conversions from to DN to Radiances & Reflectances
- 01:2001:20, 29 July 2013 diff hist +3,253 m IKONOS →Pan Sharpening: one approach creating a color-balanced pan-sharpened composite from 11-bit bands
27 July 2013
- 12:5612:56, 27 July 2013 diff hist +672 m QuickBird →Overview: "imagery MUST be converted to radiance"
- 12:3512:35, 27 July 2013 diff hist +151 m Atmospheric correction →References: added link to http://apollomapping.com/about-us/whitepapers
- 12:3212:32, 27 July 2013 diff hist −2 m Image processing →Satellite Data: HR Data in own sub-section under Satellite Data
- 12:2912:29, 27 July 2013 diff hist +40 m Image processing →Correction for atmospheric effects: minor re-structuring
- 12:2612:26, 27 July 2013 diff hist +116 m Image processing →High resolution data: ilnk to <http://apollomapping.com/about-us/whitepapers>
- 12:2012:20, 27 July 2013 diff hist +14 m Image processing →High resolution data: IKONOS under High Resolution data
- 12:1812:18, 27 July 2013 diff hist +30 m IKONOS Category: High Resolution
- 10:1610:16, 27 July 2013 diff hist +114 m IKONOS →Deriving Physical Quantities: some re-structuring
- 10:1210:12, 27 July 2013 diff hist +14 m IKONOS →Pre-Processing Overview: lower case \theta and link to {{wikipedia|Solar_zenith_angle}} -- link does not work?
- 09:4809:48, 27 July 2013 diff hist +1 m IKONOS →Planetary Reflectance: lower case greek mi is \mu
- 09:4109:41, 27 July 2013 diff hist +417 m IKONOS various changes in structure, typos, added source to L7 handbook
26 July 2013
- 23:3323:33, 26 July 2013 diff hist −1 IKONOS →Calculate Planetary Reflectance: <math> works!
- 23:3023:30, 26 July 2013 diff hist −11 m IKONOS →Pre-Processing Overview: proper <math> syntax works!
- 23:2123:21, 26 July 2013 diff hist +1,873 m IKONOS →Calculate Planetary Reflectance: restructured, added more stuff
- 23:0323:03, 26 July 2013 diff hist 0 m Atmospheric correction →Calculating radiance values: corrected small <math> related typo
- 19:5319:53, 26 July 2013 diff hist +90 m IKONOS →Calculate Planetary Reflectance: some important note on the DN to Radiance conversion example
- 19:4319:43, 26 July 2013 diff hist +446 m IKONOS →Calculate Planetary Reflectance: r.mapcalc based example conversion commands
- 16:0516:05, 26 July 2013 diff hist +2 m Image processing →General introduction: added some space for readability
- 15:4515:45, 26 July 2013 diff hist +147 m IKONOS →Availability (Sample Data): added link to sample IKONOS data provided by ISPRS
- 15:0715:07, 26 July 2013 diff hist +45 m IKONOS re-structuring
- 15:0215:02, 26 July 2013 diff hist +263 m IKONOS →Pre-Processing Overview: More on at-sensor Radiance
- 14:0514:05, 26 July 2013 diff hist +290 m IKONOS →Pre-Processing Overview: added equation for at-sensor Radiance, needs "LaTeX" attention!
- 13:5013:50, 26 July 2013 diff hist +66 m IKONOS →Pre-Processing Overview: Re-wording intro-sentences.
- 12:2212:22, 26 July 2013 diff hist +33 m IKONOS minor corrections
- 12:1912:19, 26 July 2013 diff hist +92 m IKONOS →See also: link to Image_Processing
- 11:5511:55, 26 July 2013 diff hist −90 m IKONOS changed description of link to IKONOS data sheet
- 10:4410:44, 26 July 2013 diff hist +64 m IKONOS →References / Sources: link did not appear nicely before (?)
- 10:4210:42, 26 July 2013 diff hist +235 m IKONOS →References / Sources: link to some short presentation about DN to R
- 10:3910:39, 26 July 2013 diff hist +1,327 m IKONOS →Pre-Processing Overview: adding more stuff, \rho does not work -- check math/README
- 01:2501:25, 26 July 2013 diff hist +199 m IKONOS →Calculate Planetary Reflectance: some links added
- 01:1701:17, 26 July 2013 diff hist +1,203 N IKONOS scratching an IKONOS related page
15 July 2013
- 07:5607:56, 15 July 2013 diff hist +577 R.sun →References: Links to study based on r.sun current
- 07:4907:49, 15 July 2013 diff hist +137 m Tips for Arc users →See also: Added link to an external "transition" guide/case
1 July 2013
- 11:5211:52, 1 July 2013 diff hist +6 m Image classification →Supervised classification: minor formatting
- 11:4211:42, 1 July 2013 diff hist −1 m Image processing →Texture: formatting
30 June 2013
- 21:3721:37, 30 June 2013 diff hist +5,653 N User:NikosA/Landsat Modified existing Landsat import script to take care about Landsat8 current
16 June 2013
- 21:4821:48, 16 June 2013 diff hist +23 m Compile and Install Ubuntu →GRASS GIS: added "/usr/include/libavutil" in configuration for G7
14 June 2013
- 11:0311:03, 14 June 2013 diff hist +72 m User:NikosA/About Clustering →Discussions about i.cluster: link (pointed by MN) to relevant historical discussion
7 June 2013
- 00:5900:59, 7 June 2013 diff hist 0 m User:NikosA →EVI2 vs NDVI
- 00:5700:57, 7 June 2013 diff hist −1 m CORINE Land Cover →Raster: typo corrected
- 00:5700:57, 7 June 2013 diff hist +8 m CORINE Land Cover →Raster: itemised
- 00:5600:56, 7 June 2013 diff hist +262 m CORINE Land Cover →Raster: Newer CLC2000 versions (12/2009)