Neyman Pearson with a non parametric model questions
I know that NP is optimal but as I understand it, that's with respect to the underlying density function and not some sample drawn from it. If there is no model, than doing NP apparently corresponds to...
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Ghost in the Machine, How every Computer is unique
submitted by iospakistan [link] [comment]
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FTC Challenges Innovators to Do Battle with Robocallers
submitted by Derpscientist [link] [5 comments]
View ArticleHow can I get Weka to do a t-test on two classifiers built from the same data?
I asked this question on Stack Overflow, I am putting it out there to see if I can get an answer. In Weka I can go to the experimenter. In the set-up I can load in an .arff file, and get weka to create...
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Feature selection methodology
I have three sets of data, a training set, validation set, and a test set. The validation set is used to optimize the parameters of the classifier. Before I got the validation set I was using the...
View ArticleLinkedin Endorsements: How Might They Affect Linkedin’s Search Algorithm?
submitted by marginhound [link] [comment]
View ArticleData scientists, help me out. How much can I expect to make annually as a...
I do not know if this is the right subreddit to post, but here goes anyways. I posted this previously on /r/datascience, but I was suggested to post elsewhere. Data science has been my primary interest...
View ArticleWhat should be a generic enough convergence criteria of Stochastic Gradient...
I am implementing a generic module for Stochastic Gradient Descent. That takes arguments: training dataset, loss(x,y), dw(x,y) - per sample loss and per sample gradient change. Now, for the convergence...
View ArticleAnyone have any experience with the data from intrade.com?
I saw on their website you could get data about open contracts, but you have to buy historical data (with a discount for academia). Has anyone used this data or know how much they charge? Obviously...
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Massive ML Project that will land you a job at facebook
submitted by themandotcom [link] [2 comments]
View Article[Meta Question] What are the rules/guidlines on this subreddit regarding...
Mods: Please forgive me and delete this post if it falls outside of acceptable discussion for this subreddit. I am a PhD student who has found discussions on this subreddit to be very rewarding, but so...
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Webcast on basic Bayesian statistics in Python: Friday at 1pm EDT, O'Reilly...
submitted by AllenDowney [link] [4 comments]
View ArticleDetecting repeating patterns in a sequence of states
Hey. I've got a project that I'm working on and trying to figure out. Say I'm trying to model something that has N states (in my case, N=27). The system is typically at a different state in each time...
View ArticleWhat fields/jobs use machine/statistical learning on a daily basis?
I know machine learning algorithms (although perhaps not under that name) are used in speech/image processing, computational biology, quantitative finance, marketing, and astrophysics (according to a...
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Peter Norvig reveals new developments by Google in hierarchical learning....
submitted by Ahdoes [link] [comment]
View ArticleDo a simple neural network with minimum of AI study
I'm a fairly good programmer, with a background of normal, procedural and object-oriented programming, using C/C++ on Unix, Java ( even on Android ) etc. I have this little college project for my AI...
View ArticleShould I take Intro to AI before Machine Learning
I am a second year computer science major really interested in AI. I've read a bit about ML and want to take a class in it. I am planning to take Intro to AI and ML together next semester. My friend...
View ArticleClassification when 80% of my training set is of one class.
I'm new to ML but I've been doing the ML course on coursera and have started messing about with Weka. I'm doing classification on 50,000 records where 79% of my predictor variable, y = 0. Any...
View ArticleCorrelation between numerical and categorical data
Is there any way to find the correlation between two fields when one of them is categorical and the other is numerical? Any advice and/or resources appreciated. submitted by WayUpLow [link] [8 comments]
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