Machine Learning Application

Photo OCR

One popular approach:
Slide Windows

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Two things are recommended:
1.Plot Learning Curves.
2.Get 10x Data Set which actually takes much less time than we expect.

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Ceiling Analysis

When there’s a pipeline with several segments, to avoid spending time in useless work, we can use this Ceiling Analysis：
For each parts, suppose they have 100% accuracy, then figure out the overall output’s accuracy. Finally, to compare them with each other, and you can find which part worth your work best.