Publications by Saunders
Washington State COVID 19 Regional Analysis March 29 2020
SUMMARY COVID-19 cases in Washington State are observed to have substantially different growth rates depending on the region. The core Seattle metro area and the Greater Puget Sound case growth rate is now lower than other regions of the State, despite total case loads still being higher. GET DATA Get data from the NYTimes Github Repo. countydat...
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Washington State Opioid Network
knitr::opts_chunk$set(echo = TRUE) INTRO One way to handle the very large Washington Post Opioid dataset is to parse the data by state. Here is an analysis of the Washington State data. PROCESS DATA PACKAGES library(tidyverse, warn.conflicts = FALSE) ## -- Attaching packages ---------------------------------------------------------------------...
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Elephant Opioid Shipments
INTRO Looking at “Elephant Shipments,” defined has high-Z score shipments between reporter and buyer pairs, we can identify irregular shipment patterns. Among these “Elephant Shipments” are shipments of 10 kilograms to greater than 20 kilograms (approximately 2 million doses) occured prevalently to specific geographies and among select Re...
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Top Million Opioid Shipments 2006 to 2012
INTRO This program creates the file “largest_one_million.csv” if it does not already exist, and then plots some rudimentary analysis. Find an interesting relationship between the size and rank of the largest opioid shipments similar to Zipf’s Law. Opioid shipment volumes approximately from 2006 to 2010. BACKGROUND The Washington Post Rele...
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Puget Sound & Greater Washington COVID-19 Cases
SUMMARY COVID-19 cases in Washington State are observed to have substantially different growth rates depending on the region. The core Seattle metro area and the Greater Puget Sound case growth rate is now lower than other regions of the State, despite total case loads still being higher. GET DATA Get data from the NYTimes Github Repo. countydat...
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Oregon Covid Regional Trends
SUMMARY COVID-19 cases in Oregon are increasing rapidly in the Willamette valley with doubling times of ~ 4 to 6 days. Total cases in Greater Oregon is still below 100, so measurements of growth rates are not as reliable, but the doubling times appear to be shorter (in the range of 3 to 5). GET DATA Get data from the NYTimes Github Repo. METRO ...
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US COVID-19 HEAT MAP
date: 2020-04-05 15:34:19 PDT Data are retrieved from the NYTimes Github Repo. This plot is similar to the online chart published by the NYTimes with the addtion that points are encoded for daily estimated case doubling time (the inverse of the growth rate). Growth is assumed to be exponential. \(t_{double}(t)\) is estimated by: \[t_{double}(t) ...
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Washington Regional COVID-19 Growth 2020_04_08
date: 2020-04-10 SUMMARY New COVID-19 cases in Washington have strongly declined in the last two days. Total cases in Greater Washington are still about a factor of five below the number of cases in Puget Sound. #COVID2019 GET DATA Data are retrieved from the NYTimes Github Repo. county_data_file <- "https://raw.githubusercontent.com/nytimes/co...
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US COVID HEATMAP
date: 2020-04-20 16:10:45 PDT METHOD Data are retrieved from the NYTimes Github Repo. This plot is similar to the online chart published by the NYTimes with the addtion that points are encoded for daily estimated case doubling time (the inverse of the growth rate). Growth is assumed to be exponential. \(t_{double}(t)\) is estimated by: \[t_{dou...
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WASHINGTON COVID HEATMAP
date: 2020-04-27 12:50:28 PDT METHOD Data are retrieved from the NYTimes Github Repo. This plot is similar to the online chart published by the NYTimes with the addtion that points are encoded for daily estimated case doubling time (the inverse of the growth rate). Growth is assumed to be exponential. \(t_{double}(t)\) is estimated by: \[t_{dou...
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