Blog Archives

Exploratory data analysis on P/E ratio of Indian Stocks

March 31, 2014
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Exploratory data analysis on P/E ratio of Indian Stocks

Price Earnings ratio (P/E) is one of the very popular ratios reported with all stocks.  Very simply this is thought as - Current Market Price / Earning per Share.   An operational definition of Earning per Share would be Total profit divided by # of Shares .  I will redirect interested readers for further reading to www.investopedia.com/terms/p/price-earningsratio.asp In this post,...

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Classification using neural net in r

October 9, 2013
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This is mostly for my students and myself for future reference.Classification is a supervised task , where we need preclassified data and then on new data , I can predict.Generally we holdout a % from the data available for testing and we call them tra...

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Opting for shorter movies, be aware u might be cutting the entertainment too!

November 23, 2012
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Opting for shorter movies, be aware u might be cutting the entertainment too!

Hello Friends,This time I thought to bring in little more spice and thought of focusing on movies.  I don’t know about you but I am a movie buff. Often on a weekend when I am trying to pick up a movie from my movie repository, which spans to some TBs now, I feel little lost.  Apart from a general...

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Venturing in text mining with ‘R’

October 19, 2012
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Background:Hello Friends, hope all of you are doing just great.  I decided to create my footprint in the blog space, it comes from my desire to share few very basic steps of text mining, with all of you.  I am neither a nerd, or statistician or an established data scientist and if you are one of them well,...

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