Capri Granville's Discussions
Questions about A/B and Multivariate Testing
Started this discussion. Last reply by Sandy Ayer Jun 15. 1 Reply 1 Like
I want to test the optimum price for some items sold online. One way to do it is to set two different prices and do some A/B testing to see which price generates the most revenue, or comparing…Continue
Who is using regression models with interactions?
Started this discussion. Last reply by Andrew Reid Mar 15. 2 Replies 0 Likes
I believe biostatisticians use it, especially with small data sets, in the context of clinical trials, especially when using dummy variables (e.g. 0/1 for gender.) I am wondering how decision trees…Continue
AI: Miniaturization of Robots
Started this discussion. Last reply by Michael Rawson May 18, 2018. 2 Replies 1 Like
Maybe this seems like science fiction, but I was wondering if some companies are developing robots that are so small, that they are about the size of a virus. You could imagine a swarm of robotic…Continue
Is it better to overpredict, or underpredict?
Started this discussion. Last reply by Frank Raulf Jun 4. 6 Replies 3 Likes
Weather predictions are notoriously difficult for the Seattle area. I have seen many instances in which snow was predicted (say 1 to 3 inches) while the actual amount was much smaller. I assume that…Continue
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Capri Granville's Blog
List of Time Series Methods in One Picture
Posted on December 8, 2019 at 12:30pm 0 Comments 0 Likes
The picture below was found in some tweets posted by top data science influencers, though its origin is somewhat obscure.
Many of these methods are described in Wikipedia. Many are also described on Data Science Central, see for instance…
ContinueAlternatives to the Gradient Descent Algorithm
Posted on November 14, 2019 at 10:00am 0 Comments 1 Like
Free 2,900-page Manual about Pandas
Posted on November 3, 2019 at 10:00am 1 Comment 1 Like
Pandas is an open source, BSD-licensed library providing high-performance, easy-to-use data structures and data analysis tools for the Python programming language.
Hexagonal binning with Hexbin: extract from the Visualization chapter
This reference is available…
ContinueBest 2019 Paper Awards in Computer Vision
Posted on November 3, 2019 at 10:00am 0 Comments 0 Likes
The IEEE International Conference on Computer Vision received 4,303 papers and accepted 1,075 for the 2019 summit. Bellow is the best paper award.
Source: see paper listed below…
ContinueComment Wall (1 comment)
- At 7:07am on September 22, 2018, aman Ullah said…
Question: A researcher is interested in actual data to research in patterns and build a model for prediction. My question is that if a researcher is interested in actual data why we transform data?
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