...能对分类性能都没太大影响（此时就根据速度和易用性来进行抉择）。 And to reiterate what I said above, if you really care about accuracy, you should definitely try a bunch of different classifiers and select the best one by cross-validation. Or, to take a lesson from t...

...能对分类性能都没太大影响（此时就根据速度和易用性来进行抉择）。 And to reiterate what I said above, if you really care about accuracy, you should definitely try a bunch of different classifiers and select the best one by cross-validation. Or, to take a lesson from t...

...cpy() 在多线程拷贝的时候，不是原子性的，是一个个字节进行拷贝，就会出现内存写入非预期的值的情况。而赋值是原子性的，可以无需加锁。 解决方法嘛，当然是加锁了，可以使用mutex互斥锁，但是考虑到高性能因素，使用...

...助flash、silverlight 等插件。然而HTML5允许你直接在网页上进行绘图，甚至允许你与网页生成更多的交互，例如绘制图形、放大缩小，等等。图例是一个用HTML5制作的小游戏。 5. 地理(Geolocation) API HTML5提供了地理信息的应用接口 G...

...道早晨四点的城市是什么样吗？”学生:“知道，一般那时候我还没睡，怎么了？”科比:“没，没什么。。。”如何收场？班主任课前都会讲笑话，大家听腻了没有笑点，班长就说班主任再讲就一定要笑。班主任垂头丧气进来，...

...能对分类性能都没太大影响（此时就根据速度和易用性来进行抉择）。 And to reiterate what I said above, if you really care about accuracy, you should definitely try a bunch of different classifiers and select the best one by cross-validation. Or, to take a lesson from t...

...能对分类性能都没太大影响（此时就根据速度和易用性来进行抉择）。 And to reiterate what I said above, if you really care about accuracy, you should definitely try a bunch of different classifiers and select the best one by cross-validation. Or, to take a lesson from t...

...能对分类性能都没太大影响（此时就根据速度和易用性来进行抉择）。 And to reiterate what I said above, if you really care about accuracy, you should definitely try a bunch of different classifiers and select the best one by cross-validation. Or, to take a lesson from t...

...能对分类性能都没太大影响（此时就根据速度和易用性来进行抉择）。 And to reiterate what I said above, if you really care about accuracy, you should definitely try a bunch of different classifiers and select the best one by cross-validation. Or, to take a lesson from t...

...能对分类性能都没太大影响（此时就根据速度和易用性来进行抉择）。 And to reiterate what I said above, if you really care about accuracy, you should definitely try a bunch of different classifiers and select the best one by cross-validation. Or, to take a lesson from t...