fprintf('Training Accuracy: %f\n', mean(double(p == y)) * 100); %% === Part 4: Test Spam Classification === % After training the classifier, we can evaluate it on a test set. We have % included a test set in spamTest.mat % Load the test dataset % You will have Xtest, y...
r(:, j) = mean(d(:, find(ind == j)), 2); x = disteu(d(:, find(ind == j)), r(:, j)); for q = 1:length(x) t = t + x(q); end end if (((dpr - t)/t) < e) break; else dpr = t; end end end 函数test function finalmsg = test(testdir, n, code) for...
5、or质因子inpolygon删除多边形区域内的1hist直方图histc直方图计数hold保持当前图点max最大值mean数组的均值mediam中值min最小值perms所有可能的转换polyarea多边形区域primes生成质数列表prod数组兀素的乘积rectint矩形交集区域sort按升序排列矩阵兀素sortrows按升序排列仃std标准偏差sum1衣和trapz梯形数值积分var方差del2斯diff...
Copy Code Copy Command NaN 値を含む行列を作成します。 Get A = [1.77 -0.005 NaN -2.95; NaN 0.34 NaN 0.19] A = 2×4 1.7700 -0.0050 NaN -2.9500 NaN 0.3400 NaN 0.1900 欠損値を除外して行列の平均値を計算します。NaN 値が含まれている行列の列では、mean はNaN 以外の要素で計算します...
MATLAB is a powerful algorithm development environment precisely because you don’t need to worry about implementation details as you create algorithms. However, for the equivalent C code, you have to specify what operations mean. For example, the line of MATLAB code shown above could be transla...
I need to estimate garch-in-mean with Garch(1,1) to get the estimated parameters. I have a series of returns, y, and so my 2 equations would be: (1) Y_t+1 = a + b*Var_t(Y_t+1) + e_t+1; (2) Var_t(Y_t+1) = w + alpha*((e_t)^2) + beta*Var_t-1(Y_t);...
D = detrend(___,nanflag)は、前述のすべての構文でAのNaN値を含めるか省略するかを指定します。たとえば、detrend(A,"omitnan")はトレンドの計算時にNaN値を無視します。既定では、detrendはNaN値を含めます。 D = detrend(___,Name,Value)は、1 つ以上の名前と値の引数を使用して追加のパ...
This gives a value oftauthat rounds to 15. A visual inspection of the plot of mutual information indicates that this is a reasonable value, since all three curves have minima close to that value. Alternatively we can getmdDelay()to plot the mean mutual information, by setting the plot type...
7.2.3 P-code文件 7.2.4 使用Profiler工具来分析和优化M文件的性能 引入 试试下面这个更一般的例子,它返回向量x中值的平均值avg和标准差stdev。虽然有两个MATLAB函数可以做到这一点(mean和std),但将它们组合成一个是有用的。编写一个函数文件stats.m: ...
摘要:针对航空Morse Code无线通信系统存在的误码率高及相互协同困难的难题,提出一种基于MATLAB的新的“滤波、二值化、差分、去除零元素”译码算法,设计了一种新的航空摩尔斯无线通信用软件译码器,并以单词 “Hello” 译码为例,进行调试运行。通过Morse Code码报文, 使用点与划组合表征字符,且具唯一性, 定义一组英...