Powers of 2 can simply be computed by Bit Shift Operators int exponent = ... int powerOf2 = 1 << exponent;. Even for the more general form, ... ... <看更多>
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Powers of 2 can simply be computed by Bit Shift Operators int exponent = ... int powerOf2 = 1 << exponent;. Even for the more general form, ... ... <看更多>
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Using the built-in Math.pow method instead of svm's custom powi. This makes the code faster. I checked this by sampling svm prediction with jvisualvm. powi ... ... <看更多>
在java中要使用隨機亂數產生器需呼叫一個方法: Math.random(); 需要注意的是,java中的隨機數是一個介於0到1的double型態浮點數。 因此,若需要一個0~10間的隨機數, ... ... <看更多>