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How can MDL be explained to provide an intuitive understanding of the principle ? What can be its application other than decision tree pruning ? submitted by neeratyoy [link][3 comments]
View ArticleExpected error of PCA?
On and off for the past few months I have been looking at trying to find a way to get at the expected L2 error when you project a dataset on to a single line. More specifically, I would like to figure...
View ArticleSciPy Image Analysis
Hey All,New here. And new to ML. And amateur in python...Looking for some more information on image analysis using Python. I came across a paper that is in the vein of what I am researching, but it...
View ArticleUsing dynamic topic models to understand musical influence from the 1930s to...
submitted by urish [link][comment]
View ArticleIncanter (or statistical work in Clojure in general) resources? (X-post...
Does anyone have any great go-to resources for statistical analysis in Clojure? I mention "in general" alongside Incanter to include material on the other possible problems in numeric work like huge...
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Nonprofit Fellowship to Solve the World's Toughest Problems w/Data Science...
submitted by BayesImpactTeam [link][7 comments]
View ArticleReinforcement Learning for Obstacle Avoidance
http://www.cs.utexas.edu/~dana/MLClass/hw7/hw7.htmlHow would you implement the module in the above link regarding obstacle avoidance? submitted by poonwumpa [link][3 comments]
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I have developed an indicator for the stock market and would like help...
http://imgur.com/EB1u55CSome of the output is above for 5 stocks chosen randomly. The top half of each pages shows the indicator for the last year charted against the 60D return in that equity from...
View ArticleWhy are extremely randomized trees more efficient than standard Random Forests?
Ok so I have learned recently about decision trees, and some of the developments to adress overfitting of such technique. It is not suprising that by combining different decision trees (Random Forest),...
View ArticleA breakthrough in Machine Translation: A paper on using Neural Network Joint...
submitted by boxstabber [link][26 comments]
View ArticleAre giants like Facebook, Google and Baidu making machine learning a big data...
I'm seeing a trend in papers coming from companies with big resources. They're showing results on benchmark datasets by training with additional outside data. Here are a couple...
View ArticleIs my new job a step forward or backwards?
Hi there. I'm not sure if this is the right place for this question, but I can't think of anywhere else where people might know the answer.Right out of my math masters, I got a job at a start-up where...
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What is the difference between SVD and matrix factorization in context of...
submitted by rrenaud [link][comment]
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Spark?
Does anyone here have experience using Spark? I went to the Spark Summit in SF this week, and my takeaway is that Spark is almost certainly going to be huge because so many practical computations (both...
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Python theano dot product too slow
I've been working on a neural network for a while now. I'm currently held up by a bottleneck from dot product computations I think. There's 5000 time steps for 4 different layers of sizes 3, 3600, 900,...
View ArticleR - TM package - Issue with arabic - diff between Mac OS X and Windows OS
ON MACBOOK PRO with RSTUDIO{r} versionInfo() 1.R version 3.1.0 (2014-04-10) 2.Platform: x86_64-apple-darwin10.8.0 (64-bit) 3.Packages : tm_0.6 NLP_0.1-3 ON WINDOWS 8.1 with RSTUDIO{r} versionInfo() 1.R...
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Clustering with Dirichlet Process Mixture Model in Java
submitted by datumbox [link][4 comments]
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