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UFLDL: Sparse Coding

8 minute read

Sparse Coding Sparse Coding 可以看做一种 unsupervised learning 的方法,作用是从数据里学习一组 over-complete 的 basis,使得输入数据 x 可以表示为这些 basis 的线性组合。 根据 UFLDL 的说法,这些 basis 可以反映、捕捉输入数据内在的一些规则与结构:

Debugging AppleScript: print to a file

less than 1 minute read

Debugging AppleScript is easy when you work with the script editor, simply use log to print out anything in the console. However, after you compiled it to an app, this cannot work anymore.