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digs
Permanent link - Posted 22 hours ago (via andrewgelman.com)
“Mediation analysis” is this thing where you have a treatment and an outcome and you’re trying to model how the treatment works: how much does it directly affect the outcome, and how much is the effect “mediated” through intermediate variables. Fabrizia Mealli was discussing this with me the other day, and she pointed out that […] The post Trying to make some se...
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digs
Permanent link - Posted 2 days ago (via blog.computationalcomplexity.org)
I've been meaning to post on THE MUFFIN PROBLEM for at least a year. Its a project I've been working on for two years, but every time I wanted to post on it I thought.I'm in the middle of a new result. I'll wait until I get it! However, I was sort of forced to finally post on it since Ken Regan (with my blessing) posted on it. In fact its better this way- you can goto his post for the math and I g...
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digs
Permanent link - Posted 2 days ago (via junkcharts.typepad.com)
W e are delighted to feature two great speakers at our Data Science Networking Night on Tuesday, June 26, 2018. The talks cover two aspects of analytics and data science that combine art and science. This is a founding principle of Principal Analytics Prep, the training program I founded to produce well-rounded individuals who bring critical thinking and technical prowess to data analysis. Profess...
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digs
Permanent link - Posted 2 days ago (via flowingdata.com)
Condé Nast Traveler got 70 people from 70 different countries to count money…Tags: metaphor, money...
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digs
Permanent link - Posted 2 days ago (via andrewgelman.com)
In a form of sympathetic magic, many built life-size replicas of airplanes out of straw and cut new military-style landing strips out of the jungle, hoping to attract more airplanes. – Wikipedia Twenty years ago, Geri Halliwell left the Spice Girls, so I’ve been thinking about Cargo Cults a lot. As an analogy for what […] The post I am the supercargo appeared first on Statistical Mod...
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digs
Permanent link - Posted 2 days ago (via andrewgelman.com)
Brad Groff writes: Thought you might find this post by Ferenc Huszar interesting. Commentary on how we create knowledge in machine learning research and how we resolve benchmark results with (belated) theory. Key passage: You can think of “making a a deep learning method work on a dataset” as a statistical test. I would argue […] The post Ways of knowing in computer science and s...
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digs
Permanent link - Posted 3 days ago (via flowingdata.com)
It's in the details of 100,000 moments. I analyzed the crowd-sourced corpus to see what brought the most smiles.Tags: happiness, text...
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digs
Permanent link - Posted 3 days ago (via flowingdata.com)
Sandra Rendgen describes the history of “data” the word and where it stands…Tags: data, history, words...
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digs
Permanent link - Posted 3 days ago (via rjlipton.wordpress.com)
A novel cake-cutting puzzle reveals curiosities about numbers Alan Frank introduced the “Muffins Problem” nine years ago. Erich Friedman and Veit Elser found some early general results. Now Bill Gasarch along with John Dickerson of the University of Maryland have led a team of undergraduates and high-schoolers (Guangqi Cui, Naveen Durvasula, Erik Metz, Jacob Prinz, […]...
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digs
Permanent link - Posted 3 days ago (via andrewgelman.com)
Daniel Kapitan writes: We are in the process of writing a paper on the outcome of cataract surgery. A (very rough!) draft can be found here, to provide you with some context:  https://www.overleaf.com/read/wvnwzjmrffmw. Using standard classification methods (Python sklearn, with synthetic oversampling to address the class imbalance), we are able to predict a poor outcome […] The post Answer...
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