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The Best of the Week (Nov. 28 - Dec. 5): Big Data Zone

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The Best of the Week (Nov. 28 - Dec. 5): Big Data Zone

· Java Zone ·
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Make sure you didn't miss anything with this list of the Best of the Week in the Big Data Zone (November 28 - December 05). Here they are, in order of popularity:

1. Engineering Joke of the Week: The Genie

  • A little software engineering humor before the weekend's over...

2. IBM Watson, Cognitive Computing & Speech APIs

  • In this post, I’ve hooked the Watson QA node.js starter project to the Web Speech API speech recognition and speech synthesis APIs. Using these APIs, you can now have a conversation with Watson. Ask any question about healthcare, and see what Watson has to say.

3. Comparing Strikers Statistics

  • Here we compare (in Python) the scoring statistics of four of the best strikers of the recent football history: Del Piero, Trezeguet, Ronaldo and Vieri. The statistics that we will look at are the scoring trajectory, scoring rate and number of appearances.

4. How medieval astronomers made trig tables

  • How would you create a table of trig functions without calculators or calculus? The Persian astronomer Jamshīd al-Kāshī had a remarkably clever solution to the problem of finding the sine of 1°. Using the sum-angle formula you can find that...

5. R: dplyr - Select 'random' rows from a data frame

  • Frequently I find myself wanting to take a sample of the rows in a data frame where just taking the head isn’t enough. Let’s say we start with the following data frame and we’d like to sample 10 rows to see what it contains.

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