James Doss-Gollin jdossgollin
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jdossgollin
/ Ellsberg.ipynb
Created
January 15, 2019 02:31
My attempt to make sense of the Ellsberg paradox https://en.wikipedia.org/wiki/Ellsberg_paradox
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jdossgollin
/ cloudSettings
Last active
October 9, 2020 16:17
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| {"lastUpload":"2020-10-09T16:17:26.309Z","extensionVersion":"v3.4.3"} |
jdossgollin
/ gen_extreme_value.stan
Last active
December 27, 2022 13:50
Fit a univariate GEV distribution in stan
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| /* | |
| Fit a GEV distribution in stan | |
| Code is largely based on previous code by | |
| Cameron Bracken: http://bechtel.colorado.edu/~bracken/tutorials/stan/ | |
| and Yenan Wu: http://discourse.mc-stan.org/t/troubles-in-rejecting-initial-value/1827 | |
| */ | |
| functions{ | |
| real gev_lpdf(vector y, real mu, real sigma, real xi) { | |
| vector[rows(y)] z; | |
| vector[rows(y)] lp; |
jdossgollin
/ READ_GHCN_dly.R
Created
May 19, 2017 15:15
A function to read daily rainfall data from the GHCN data set available at http://www1.ncdc.noaa.gov/pub/data/ghcn/daily/all/
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| READ_GHCN_dly <- function(filename){ | |
| require(data.table) | |
| require(readr) | |
| require(magrittr) | |
| require(stringr) | |
| require(lubridate) | |
| # filename implies that the location of the file is already known | |
| # if not, use the station ID to get the filename: | |
| # filename <- paste0('http://www1.ncdc.noaa.gov/pub/data/ghcn/daily/all/', stn, '.dly') | |
jdossgollin
/ SeaIceExtent.Rmd
Last active
March 31, 2017 12:23
Visualize the extent of sea ice over time. Based on 2010 script by Rasmus E. Benestad. Reference for data: Fetterer, F., K. Knowles, W. Meier, and M. Savoie. 2002, updated 2009. Sea Ice Index. Boulder, CO: National Snow and Ice Data Center. Digital media. http://nsidc.org/data/g02135.html
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| --- | |
| title: "Sea Ice" | |
| output: | |
| html_document: default | |
| html_notebook: default | |
| --- | |
| First load up any relevant packages. | |
| This script uses the `pacman` package to make sure any required packages are ready to go -- it's a nice tool. |