All public logs

Combined display of all available logs of the change wiki. You can narrow down the view by selecting a log type, the username (case-sensitive), or the affected page (also case-sensitive).

01:09, 31 August 2022 Elie talk contribs uploaded File:yields-if-crop-choices.data-float64-895x1
01:06, 31 August 2022 Elie talk contribs created page File:fao-crops-processed.csv (Similar to File:fao-crops-primary.csv, but instead of data on crop production, it's data on products ''derived'' from the crops.)
01:06, 31 August 2022 Elie talk contribs uploaded File:fao-crops-processed.csv (Similar to File:fao-crops-primary.csv, but instead of data on crop production, it's data on products ''derived'' from the crops.)
01:00, 31 August 2022 Elie talk contribs created page Code:stb image.h (Created page with "C header for reading image files. * Downloaded from http://nothings.org/stb * Author: Sean Barrett * License: Public domain. See also: Code:stb_image_write.h for ''writing'' images. ==Code== <syntaxhighlight lang="c"> /* stb_image - v2.26 - public domain image loader - http://nothings.org/stb no warranty implied; use at your own risk Do this: #define STB_IMAGE_IMPLEMENTATION before you include this fi...")
00:56, 31 August 2022 Elie talk contribs created page Code:stb image write.h (Created page with "C header for writing image files. * Downloaded from http://nothings.org/stb * Author: Sean Barrett * License: Public domain. See also: Code:stb_image.h for ''reading'' images. ==Code== <syntaxhighlight lang="c"> /* stb_image_write - v1.15 - public domain - http://nothings.org/stb writes out PNG/BMP/TGA/JPEG/HDR images to C stdio - Sean Barrett 2010-2015 no warranty implied; use at your own risk Before #i...")
00:45, 31 August 2022 Elie talk contribs created page Code:convert-nasa-countries.c (Created page with "Input: gpw_v4_national_identifier_grid_rev11_2pt5_min.asc, extracted from File:gpw-v4-population-count-rev11_2020_2pt5_min_asc.zip Output: File:countries.data-int16-8640x4320 Dependencies: File:stb_image_write.h <syntaxhighlight lang="c"> // Converts NASA GPWv4 data (country indicator) from ASCII format to binary data (64-bit double-precision floating point 2D array) // To compile: gcc convert-nasa-countries.c -O -o convert-nasa-countries #define IN_F...")
00:39, 31 August 2022 Elie talk contribs uploaded File:land water.png
00:38, 31 August 2022 Elie talk contribs created page File:land water.png (Created page with "World map of land(black) and water(white). Projection: equirectangular (geographic) Source: [https://sedac.ciesin.columbia.edu/data/collection/gpw-v4/sets/browse NASA GPWv4] Converted from File:gpw-v4-land-water-area-rev11_landareakm_2pt5_min_asc.zip. ==See also== * File:population.data-float64-8640x4320 * File:countries.data-float64-8640x4320")
00:37, 31 August 2022 Elie talk contribs created page File:gpw-v4-land-water-area-rev11 landareakm 2pt5 min asc.zip (Created page with "==Summary== Primary data from NASA: A grid of land and water (world map). Source: [https://sedac.ciesin.columbia.edu/data/collection/gpw-v4 NASA GPWv4, revision 11] For full documentation, read the following source: : Center for International Earth Science Information Network (CIESIN), Columbia University. 2018. Documentation for the Gridded Population of the World, Version 4 (GPWv4), Revision 11 Data Sets. Palisades NY: NASA Socioeconomic Data and Ap...")
00:27, 31 August 2022 Elie talk contribs created page File:gpw-v4-national-identifier-grid-rev11 2pt5 min asc.zip (Created page with "==Summary== Primary data from NASA: A grid of M49 country codes. Source: [https://sedac.ciesin.columbia.edu/data/collection/gpw-v4 NASA GPWv4, revision 11] For full documentation, read the following source: : Center for International Earth Science Information Network (CIESIN), Columbia University. 2018. Documentation for the Gridded Population of the World, Version 4 (GPWv4), Revision 11 Data Sets. Palisades NY: NASA Socioeconomic Data and Application...")
00:10, 31 August 2022 Elie talk contribs created page File:countries.data-int16-8640x4320
00:10, 31 August 2022 Elie talk contribs uploaded File:countries.data-int16-8640x4320
19:50, 30 August 2022 Elie talk contribs created page File:CroplandPastureArea2000 Geotiff.zip (Created page with "==Summary== Primary data on cropland & pasture (world map / raster grid), year 2000. Data source: : Ramankutty, N., A.T. Evan, C. Monfreda, and J.A. Foley (2008), Farming the planet: 1. Geographic distribution of global agricultural lands in the year 2000. Global Biogeochemical Cycles 22, GB1003, doi:10.1029/2007GB002952. : http://www.earthstat.org/cropland-pasture-area-2000/")
19:41, 30 August 2022 Elie talk contribs uploaded File:cropland.data-float32-4320x2160
19:19, 30 August 2022 Elie talk contribs created page File:pasture.data-float32-4320x2160
19:19, 30 August 2022 Elie talk contribs uploaded File:pasture.data-float32-4320x2160
09:35, 30 August 2022 Elie talk contribs uploaded File:land-usage1.png
09:34, 30 August 2022 Elie talk contribs uploaded File:land-wild1.png
09:33, 30 August 2022 Elie talk contribs created page File:land-wild1.png (Created page with "==Summary== Remaining natural habitats on Earth. Includes: forest & shrub (green), desert & mountain (orange). ==Methodology== Image generator code: pop << data/population.data-float64-8640x4320 # population counts crop << data/cropland.data-float32-4320x2160 # cropland fraction of land past << data/pasture.data-float32-4320x2160 # pasture fraction of land lw << data/land_water.png # land=0, water=1 earth<< data/blu...")
09:30, 30 August 2022 Elie talk contribs created page File:land-usage1.png (Created page with "==Summary== Black is farm land. Magenta is built-up land (housing etc) (which is hard to see except in China & India). The rest could perhaps be considered "untouched" natural land. ==Methodology== Image generator code: pop << data/population.data-float64-8640x4320 # population counts crop << data/cropland.data-float32-4320x2160 # cropland fraction of land past << data/pasture.data-float32-4320x2160 # pasture fraction of land earth<< dat...")
09:15, 30 August 2022 Elie talk contribs created page File:land-builtup1.png
09:15, 30 August 2022 Elie talk contribs uploaded File:land-builtup1.png
09:09, 30 August 2022 Elie talk contribs created page File:land-pasture1.png
09:09, 30 August 2022 Elie talk contribs uploaded File:land-pasture1.png
09:08, 30 August 2022 Elie talk contribs created page File:cropland.data-float32-4320x2160 (Created page with "Raw headerless data: World map of crop land. Grid of numbers, each ranging from 0 to 1, to indicate "what fraction of this area is crop land" Map projection: equirectangular (geographic). Converted from "Cropland2000_5m.tif" (file in File:CroplandPastureArea2000_Geotiff.zip): raw data extracted using [http://libtiff.org/tools tifftools]. Ocean areas contain negative numbers to indicate "non-applicable". When using this data to Code:isochromic.c|generate...")
08:58, 30 August 2022 Elie talk contribs created page File:land-crop1.png
08:58, 30 August 2022 Elie talk contribs uploaded File:land-crop1.png
08:46, 30 August 2022 Elie talk contribs created page Headerless data (Created page with "Headerless data is a standard for raw data files. Instead of using a file header, the exact data type is defined in the file extension. For example, File:population.data-float64-8640x4320 is a 2D array, size 8640x4320, of 64-bit floating-point numbers. ==Specifications== The file extension always starts with "data-", : and then is followed by either "float32-", "float64-", "int8-", "int16-", "int32-", "int64-", "uint8-", "uint16-", "uint32-", or "uint64-", : and th...")
08:25, 30 August 2022 Elie talk contribs created page Code:convert-nasa-population.c (Created page with "Converts NASA GPWv4 population data from its original form (File:gpw-v4-population-count-rev11_2020_2pt5_min_asc.zip) to a headerless form (File:population.data-float64-8640x4320) Instructions: * Extract "gpw_v4_population_count_rev11_2020_2pt5_min.asc" from File:gpw-v4-population-count-rev11_2020_2pt5_min_asc.zip, into your "data/" subfolder. * Run the program (code is below) * The File:population.data-float64-8640x4320 will appear in your "data/" s...")
08:22, 30 August 2022 Elie talk contribs created page File:gpw-v4-population-count-rev11 2020 2pt5 min asc.zip (Created page with "Primary data from NASA: A grid of population counts. Source: [https://sedac.ciesin.columbia.edu/data/collection/gpw-v4 NASA GPWv4, revision 11] Documentation: : Center for International Earth Science Information Network (CIESIN), Columbia University. 2018. Documentation for the Gridded Population of the World, Version 4 (GPWv4), Revision 11 Data Sets. Palisades NY: NASA Socioeconomic Data and Applications Center (SEDAC). https://doi.org/10.7927/H45Q4T5F")
07:59, 30 August 2022 Elie talk contribs uploaded File:population.data-float64-8640x4320
07:07, 30 August 2022 Elie talk contribs created page File:population.data-float64-8640x4320 (Created page with "==Summary== World map of population counts - NASA GPWv4 raster data. Equirectangular (geographic) projection. This is a 2D array of numbers, each corresponding to the number of people living in a particular region. 8640 by 4320, 64-bit floating-point, little endian File format is headerless data. Converted from File:gpw-v4-population-count-rev11_2020_2pt5_min_asc.zip using Code:convert-nasa-population.c")
01:54, 30 August 2022 Elie talk contribs created page Template talk:Null (Created page with "This template produces nothing. It's useful for putting notes in the wikitext that don't appear on the page.")
01:53, 30 August 2022 Elie talk contribs created page Template:Null (Created blank page)
18:18, 29 August 2022 Elie talk contribs created page Talk:Land/built-up (Created page with "==To do== Compare results to official estimates. Generate an image from the tester code. ~~~~")
18:16, 29 August 2022 Elie talk contribs created page Land/built-up (Created page with " ==Using 'population' data to estimate built-up land== Some inner cities can be quite dense, but even the less-dense suburbs are still fully ''built-up'', as none of the land is truly ''wilderness'' {{x|even the parks and nature trails are heavily touched by humans}}, and none of it is considered farm land {{x|maybe this could change with suburban farming, but even then, maybe double-counting the same land (as ''both'' cropland ''and'' built-up land) is ok}}. Let's est...")
01:45, 27 August 2022 Elie talk contribs created page User:Elie (Created page with "Hi I'm Elie, the creator of this wiki. Right now, everything you see on this wiki is made by me - but I hope to make the wiki open & collaborative soon, after I finish building its foundations.")
00:35, 27 August 2022 Elie talk contribs created page Code:make-flow-diagram1.html (Created page with "This javascript/HTML canvas generates the "flow diagram" of File:food-funnel.png. If you want to generate a different flow diagram, you can save your own version of this and modify the draw() function to your liking. <syntaxhighlight lang="html"> <html><head> <script> // This draw() is the main function: Change it according to how you want your diagram: function draw() { primary = 5454; // crops harvested leftStart(); go(5000); branch(491...")
00:21, 27 August 2022 Elie talk contribs uploaded File:global-hunger-index-2021.xlsx
00:20, 27 August 2022 Elie talk contribs created page File:global-hunger-index-2021.xlsx (Created page with "==Summary== Data table on the ''global hunger index'' of countries. Downloaded from [http://globalhungerindex.org globalhungerindex.org] * page: https://www.globalhungerindex.org/download/all.html * file: https://www.globalhungerindex.org/xlsx/2021.xlsx The table generally doesn't include "developed countries" where hunger "isn't considered a major problem".")
00:18, 27 August 2022 Elie talk contribs uploaded File:global-hunger-index-2021.csv
00:17, 27 August 2022 Elie talk contribs created page File:global-hunger-index-2021.csv (Created page with "==Summary== Data on the ''global hunger index'' of countries. Converted from File:global-hunger-index-2021.xlsx. This CSV file can be opened in SQLite, unlike the original XLSX file. Like the original, this table generally doesn't include "developed countries" where hunger "isn't considered a major problem". ===Conversion process used=== Step 1: Copy-pasted the relevent cells into a new spreadsheet. Saved it as a .csv Step 2: Edited any country names that did...")
23:58, 26 August 2022 Elie talk contribs uploaded File:API SP.POP.TOTL DS2 en csv v2 4150863.csv
23:57, 26 August 2022 Elie talk contribs created page File:API SP.POP.TOTL DS2 en csv v2 4150863.csv (Created page with "==Summary== Data: population of countries. Downloaded from [https://data.worldbank.org/indicator/SP.POP.TOTL World Bank]")
23:51, 26 August 2022 Elie talk contribs created page File:fao-livestock-primary.csv (Data on the primary production of animal products such as meat, milk, and eggs. Data downloaded from [https://www.fao.org/faostat/en/#data/QCL FAOSTAT] * Domain: "Crops and livestock products" (QCL) * Areas: "All countries" + "World (Total)" ** Exception: "China, mainland" is omitted to avoid double counting. The crops are already counted in "China". Also because, most other datasets can be joined on the string "China" but not "China, mainland". ** Using ISO3 area codes ** "...)
23:51, 26 August 2022 Elie talk contribs uploaded File:fao-livestock-primary.csv (Data on the primary production of animal products such as meat, milk, and eggs. Data downloaded from [https://www.fao.org/faostat/en/#data/QCL FAOSTAT] * Domain: "Crops and livestock products" (QCL) * Areas: "All countries" + "World (Total)" ** Exception: "China, mainland" is omitted to avoid double counting. The crops are already counted in "China". Also because, most other datasets can be joined on the string "China" but not "China, mainland". ** Using ISO3 area codes ** "...)
23:36, 26 August 2022 Elie talk contribs uploaded File:fao-crops-primary.csv
23:34, 26 August 2022 Elie talk contribs created page File:fao-crops-primary.csv (Created page with "==Summary== Data on the primary production of food crops. Data downloaded from [https://www.fao.org/faostat/en/#data/QCL FAOSTAT] * Domain: "Crops and livestock products" (QCL) * Areas: "All countries" + "World (Total)" ** Exception: "China, mainland" is omitted to avoid double counting. The crops are already counted in "China". Also because, most other datasets can be joined on the string "China" but not "China, mainland". ** Using ISO3 area codes ** "...")
23:31, 26 August 2022 Elie talk contribs created page Code:sr28-collate.c (Created page with "This program converts USDA nutrition data into an easier table to run SQL queries on. * Input: File:sr28asc.zip (must be unzipped in a subfolder <code>data/sr28asc/</code>) * Output: File:sr28-collated.csv <syntaxhighlight lang="c"> // sr28-collate.c // This program converts USDA nutrition data into an easier table to run SQL queries on. // Input: sr28asc.zip (USDA Standard Reference [SR Legacy] ascii version 28) // Output: sr28-collated.csv // Instructions:...")
23:23, 26 August 2022 Elie talk contribs uploaded File:sr28-collated.csv