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digs
Permanent link - Posted 5 days ago (via andrewgelman.com)
Alex Gamma writes in with what he describes as “an amusing little story” from two years ago: When Deaton & Case published their study, and after your re-analysis had uncovered the missing age-correction, I’ve pointed out this issue to several news blogs that reported on the study, but were not aware of the problem (only […] The post Two steps forward, one step back app...
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digs
Permanent link - Posted 5 days ago (via flowingdata.com)
Data for police shootings is usually the subset that only includes fatalities. Vice News made requests nationwide to get data on people who were shot but not killed by police.…Tags: police, shootings, Vice...
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digs
Permanent link - Posted 6 days ago (via flowingdata.com)
NASA. Data. Good. Tracking the aerosols carried on the winds let scientists see the currents in our atmosphere. This visualization follows sea salt, dust, and smoke from July 31 to…Tags: environment, NASA, simulation...
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digs
Permanent link - Posted 6 days ago (via andrewgelman.com)
Bob Carpenter writes: Here’s what we do and what we recommend everyone else do: 1. code the model as straightforwardly as possible 2. generate fake data 3. make sure the program properly codes the model 4. run the program on real data 5. *If* the model is too slow, optimize *one step at a time* […] The post Workflow, baby, workflow appeared first on Statistical Modeling, Causal Inferen...
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digs
Permanent link - Posted 7 days ago (via junkcharts.typepad.com)
Kaiser Fung, founder of Principal Analytics Prep and Columbia's MS in Applied Analytics, discusses an article by Rodney Brooks (MIT) on the future of AI....
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digs
Permanent link - Posted 7 days ago (via junkcharts.typepad.com)
Kaiser Fung, author of Numbersense and founder of Principal Analytics Prep, discusses an article in MIT's Technology Review about the AI deep learning revolution...
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digs
Permanent link - Posted 7 days ago (via hilbertthm90.wordpress.com)
The year of short fiction is over, so I thought I’d post my final thoughts on it. Here’s a list of what I read with links to each post: Daisy Miller by Henry James The Awakening by Kate Chopin The Red Pony by John Steinbeck Breakfast at Tiffany’s by Truman Capote The Call of Cthulhu … Continue reading Year of Short Fiction Roundup...
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digs
Permanent link - Posted 7 days ago (via blog.computationalcomplexity.org)
Informally the sensitivity conjecture asks whether every hard Boolean function has a razor's edge input, where flipping a random bit has a reasonable chance of flipping the output. Let's be more precise. We consider functions f mapping {0,1}n to {0,1}. For every input x, the decision tree complexity at x is the least number of bits of  x you would need to query to decide whether the function ...
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digs
Permanent link - Posted 7 days ago (via flowingdata.com)
Emily Badger and Kevin Quealy, reporting for the Upshot, highlights research from Sean Reardon, a professor of poverty and inequality in education. Reardon’s research suggests that the relationships between income…Tags: education, Upshot...
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digs
Permanent link - Posted 7 days ago (via flowingdata.com)
Combining small multiples with the grid layout can make for an intuitive geographic reference.Tags: grid map, R...
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