3-D scanning with water

Scholars from Sandong University have developed a new methods for 3D construction: . The benefits of this method, compared with current optical based method is that, it is able to reconstruct the 3D strucutre of invisible parts, e.g., inner space, concave region.

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deeplearn.js

Google has open sourced deeplearn.js to have you run deep learning in your browser.

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Pandas Tips

Recently I got a task of checking whether the excel has some some wrong data. There are some conditions where some columns must meet. Using the Excel filtering or equation is cumbersome, as the condition can be very complex.

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