Is there any way to rigorously validate a clustering method?
One can make visualizations of the clusters, plot the F statistic, etc, but they generally always improve as more clusters are included (increase k).Should clustering always be just considered...
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How to choose Neural Net Architecture
Hello,I'm reasonably new to Machine Learning and Neural Networks. I have a system at the moment which uses a Multi-layer Perceptron with Momentum Back Propagation as the learning rule.A brief...
View ArticleSearching for software that does Preparing/Cleaning/Engineering data
Dear fellow machine learner,I am looking for a tool, may it be SaaS, On-Premises or Open Source that will allow me to visualize, manipulate data easily.The features I'm mostly interested in: Show...
View Article[OC] I made a basic Recommendation Engine for Reddit. Would love to hear your...
I made a recommendation engine for Reddit. It allows redditors to discover new subreddits based on which subreddits they are subscribed to.You can check it out hereSteps I followed:1. Find the top...
View ArticleHelp! I need some ideas for machine learning projects.
I am a grad student that needs to submit a proposal for my master's thesis in less than a month. I am out of ideas for projects after repeatedly getting shot down. Does anyone have any possible ideas...
View ArticleGood models for handling missing data, sharing information
For example, if I have some data, where for some samples I have full whole genome sequencing, and for some only SNPs data (or for another example, totalRNASeq and the old RNASeq) which I expect there...
View ArticleGood intermediate-advanced machine learning course online?
So I did Andrew Ng's course. I'm looking for something more advanced now. The one's on Udacity seem interesting, but they don't have any problem sets. Any suggestions? submitted by iamiamwhoami...
View ArticleDoes it make economic sense to use FPGA for machine learning as opposed to GPUs?
And if yes, why is everyone using GPUs then? Is there a big difference in speed between GPUs and FPGAs? submitted by SunnyJapan [link][4 comments]
View ArticleHaving trouble with WEKA - "train and test set are not compatible" - how to...
Hi ML redditors!I have a large, unlabelled dataset of tweets with a certain hashtag, and I want to use supervised learning to label the data based on sentiment (buy, hold, sell). I want to employ Naive...
View ArticleGradient Based Learning Algorithms vs Global Optimization Learning Algorithms...
First, is posting questions like this accepted in this sub? I usually post these type of questions to Stack Exchange sites, but the few sites which accept Neural Net questions (StackOverflow,...
View ArticleTheory of Convex Optimization for Machine Learning
submitted by compsens [link][comment]
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Python Implementation of Convolutional Neural Network
submitted by siddharth950 [link][comment]
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Andrew Ng takes job running Baidu's AI lab
submitted by Megatron_McLargeHuge [link][12 comments]
View ArticleI'm havng trouble understanding why SGD, RMSProp, and LBFGS have trouble...
Here's a dropbox link to a simple data set:https://dl.dropboxusercontent.com/u/106825941/IPData.tar.gzIt's about 84,000 examples polled from an cart-and-pendulum simulation. The columns are:position...
View ArticleWhat is the general technique that one extract an image of a person from...
I am learning optimization theory right now, and we covered how to create different facial expression by finding the rotational and translational vectors of a static background image (basically the L2...
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