埃博拉酱

Last seen: 7 dagar ago | Active since 2019

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how to vectorize a function?
^是矩阵幂运算，你这里需要的应该是元素幂运算.^

7 dagar ago | 0

Answered
ezplot画出来的图中， Level 的值是什么东西？
ezplot作出来的是一个Contour，Level是它的层级

7 dagar ago | 0

Answered
MATLAB如何生成如何产生两列具有相关系数为0.5的X Y 的数据。
% 定义均值和协方差矩阵 mu = [0; 0]; Sigma = [1, 0.5; 0.5, 1]; % 生成正态分布数据 N = 1000; % 定义样本数量 Z = mvnrnd(mu, Sigma, N); % 将正态分布数据转...

7 dagar ago | 0

Answered
MATLAB算积分。
因为你这个积分没有解析解。你要算数值解得把y转换成double。

7 dagar ago | 0

Answered
Usage of spmd in matlab
建议你学习一下DataQueue和PollableDataQueue 以及SPMD的一系列辅助函数

9 dagar ago | 0

Submitted

埃博拉酱的 MATLAB 扩展 Extension
提供许多内置函数的bug修复（是的，我们有在替官方修bug）、功能升级版，以及一系列内置函数所欠缺，但却常用的增强功能（部分功能仅支持Windows系统）。例如，统一各坐标区的XYZC轴范围、斐波那契差值、全局键值对、统一Y轴范围、管线运算、串口抢夺、定点...

ungefär en månad ago | 2 downloads |

Submitted

埃博拉酱的图像处理工具箱 EbolaChan's Image Processing Toolbox
对MATLAB图像处理工具箱的扩展。为一些不支持向量化、GPU数组的内置函数，提供支持向量化、GPU的版本。拆分计算normxcorr2以提高性能。将两张图叠加成幻影坦克。

2 månader ago | 4 downloads |

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埃博拉酱的并行计算 Parallel Computing 工具箱
埃博拉酱的并行计算工具箱，提供一系列实用的并行计算辅助功能：自动删除长时间卡死的并行池为无法一次性全部读入内存的大文件，提供单线程读写、多线程计算的解决方案替官方修复MATLAB在含有非ASCII字符的主机名的主机上不能启动并行池的bug 将指定的G...

2 månader ago | 8 downloads |

Submitted

从 GitHub Release 检查更新 Update
从 GitHub Release 检查更新

3 månader ago | 1 download |

Submitted

Image5D - OIR, TIFF
快速随机读写5D图像格式，目前支持读入 Olympus OIR 和读写 OME-TIFF，比市面上流行的竞品BioFormats要快得多，80多㎇的OIR不到3s就能打开

3 månader ago | 2 downloads |

Answered
clearing a persistent variable makes it no longer persistent
You can use deal to set multiple variables to the same value at once (such as an empty value, in your case). Using clear in a fu...

5 månader ago | 0

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Answered
Matlab got this wrong: Limit as n goes to infinity: (1+(i/n))^(n^2). Matlab says it's exp(2), which is wrong. Pls confirm.
I recommend consulting technical support. It's probably a bug.

5 månader ago | 0

| accepted

Answered
how do i display text in command window matlab LiveScript?
T=toc; timer(TimerFcn=@(~,~)display(T),StartDelay=0.1).start;

5 månader ago | 0

Submitted

文本渲染二值图像 Text Render Binary Image
将文本渲染为二值图像

6 månader ago | 2 downloads |

Submitted

作图颜色 Color 分配 Allocate 优化 Optimize
根据人类视觉特点，提供最显眼的作图配色方案

ungefär ett år ago | 1 download |

Submitted

埃博拉酱的数据操纵工具包 Data Manipulation Toolbox
提供了一系列扩展的数组操纵方法

ungefär ett år ago | 1 download |

Answered
Operator '+' is not supported for operands of type 'function_handle'.
Only symbolic functions can be added directly. You may need to refer to Symbolic Math Toolbox.

mer än ett år ago | 0

Question

Is there a way to map the GPU number of the gpuDevice to the GPU number in Windows Task Manager?
Our GPU server is shared by multiple people. I hope to avoid using the GPU that is being used by others. The main method is to c...

mer än ett år ago | 1 answer | 1

1

answer

Answered
Cannot clear mex with an existing DesktopWindowTarget
Although I don't know the principle, I solved the problem. Simply move the resource release code into the destructor of MexFunct...

mer än ett år ago | 0

| accepted

Question

Cannot clear mex with an existing DesktopWindowTarget
I'm trying to create a window and display a user-supplied image using the C++ MEX function: (Just a small snippet of code to ill...

mer än ett år ago | 1 answer | 0

1

answer

Answered
用image画图时，无法用caxis调节colorbar范围，使用的是R2019a版本
你需要改用imagesc

mer än ett år ago | 0

| accepted

Answered
how can I reduce the computational time of a single for loop in a Matlab code
It seems that you are calling knnsearch twice in each loop to search for a single point in the point cloud. However, knnsearch c...

mer än ett år ago | 0

Answered
I have data for each milli second. How can I average the 1000 samples and convert in to 1 sec? I got 322 sec data. 1K samples for each second.
You may want to use imresize： Table=readmatrix('ms_to_sec.csv'); Table=imresize(Table,[322,2]); Table(:,1)=1:322;

mer än ett år ago | 0

Answered
Convert negative values to positive values in the graph
It depends on the meaning of negative values and how they are generated. From your graph, your data appears to be oscillating w...

mer än ett år ago | 0

Answered
shannon entropy and entropy of grayscale
Entropy.m is open source, why don't you just check out its source code? edit entropy

mer än ett år ago | 0

Answered
speed up for loop
When it comes to file I/O operations, parfor is usually not very helpful because the disk is always single-threaded. In contrast...

mer än ett år ago | 0

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Answered
in this linear matrix. q_1, q_2....the input matrix are 1*11 double. all the F2y,F3x...in the out put are 1*11 double. I want to solve the Sol for each value of input ,output
Sol=cell(1,11); for a=1:11 Sol{a}=GetOneSol(q_1(a),q_2(a),q_3(a),q_4(a),q_5(a),q_6(a),q_7(a),q_8(a),q_9(a),q_10(a),q_11(a)...

mer än ett år ago | 0

Answered
How to push data to a website?
It depends on how your website server is configured. No one can tell you how to push messages to the server without knowing the ...

mer än ett år ago | 0

Answered
C++ API: How to convert ArrayElementRef to Array?
In MATLAB, an element of an array is also an array. However, in C++, an element is not an array. matlabArray[i] is taking an el...

mer än ett år ago | 0

| accepted

Answered
Please help to solve: Index in position 1 exceeds array bounds. Index must not exceed 1.
Your audio_signal is an 1×n row vector but you're trying to get its start_index:end_index rows.

mer än ett år ago | 0

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