SELECT TOP 20 total_worker_time/1000 AS [总消耗CPU 时间(ms)],execution_count [运行次数], qs.total_worker_time/qs.execution_count/1000 AS [平均消耗CPU 时间(ms)], last_execution_time AS [最后一次执行时间],min_worker_time /1000 AS [最小执行时间(ms…
1、利用Mat来存储数据,避免使用数组等操作
//创建一个两行一列的矩阵cv::Mat mean (cv::Mat_<float>(2, 1) << 0.77, 0.33);std::cout() << mean << std::endl;float a mean.at<float>(0, 0); //0.77float b mean.at<float&…