求得θ值后用模型来预测 / 计算模型的精度 ex2.m部分程序 %% ============== Part 4: Predict and Accuracies ==============% After learning the parameters, you'll like to use it to predict the outcomes% on unseen data. In this part, you will use the logistic regression model%
Just a JokeTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others) Total Submission(s): 288 Accepted Submission(s): 111 Problem Description Here is just a joke, and do not take it too seriously. Guizeyanhua is the pre
Description Today is Christmas day. There are n single boys standing in a line. They are numbered form 1 to n from left to right. The i-th single boy has ai single strength. They are singing single boy Christmas song! Single boy,single boy, single al
刚才把最后的10道题又看了下.也发上来吧. 以下给出试题.和我对题目的一些理解 前10道题地址 (各个公司面试原题)在线做了一套CC++综合測试题.也来測一下你的水平吧(一) 11.设已经有A,B,C,D4个类的定义,程序中A,B,C,D析构函数调用顺序为? C c; void main() { A*pa=new A(); B b; static D d; delete pa; } A. A B C D B. A B D C C. A C D B D. A C B D 答案:
Tiling Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 7487 Accepted: 3661 Description In how many ways can you tile a 2xn rectangle by 2x1 or 2x2 tiles? Here is a sample tiling of a 2x17 rectangle. Input Input is a sequence of lines,