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Month: June 2016

How to Download Your Fitbit Second-Level Data Without Coding

How to Download Your Fitbit Second-Level Data Without Coding

If you are a Fitbit user who wants to save a copy of Fitbit data on your computer but doesn’t have advanced programming skills , this tutorial is right for you! You don’t need to do any coding at all to save your second-level data. I have been struggling with getting all the so-called ‘intraday data’ for quite a while. I have found many useful resources online, for example, Paul’s tutorial,  Collin Chaffin’s Powershell module, and the Fitbit-Python API, but they are…

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How to Get 0.99+ Accuracy in Kaggle Digit Recognizer Competition

How to Get 0.99+ Accuracy in Kaggle Digit Recognizer Competition

Recently I have spent a lot of time working on the Kaggle digit recognizer competition and finally reached an accuracy higher than 0.99. I am quite happy with it and would like to share with everyone how I did it. Basically I used TensorFlow to build a neural network with these ‘highlights’: three hidden layers, with some dropout between each layer, but no convolution in them an 25 times larger training data set – generated by nudging original training images to up,…

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