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RSS订阅原创 How to export high-resolution (high-dpi) slides from PowerPoint
How to export high-resolution (high-dpi) slides from PowerPoint - Microsoft 365 Apps | Microsoft Learn
2024-04-18 10:38:02
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原创 bash find: get directory of found file
【代码】bash find: get directory of found file。
2024-04-07 13:48:28
285
原创 我们打印图片的时候，图片却不清晰，如何用Word将模糊图片变清晰
2、设置图片格式内，点击【图片】→将【清晰度】设为10%，【亮度】设为10%，可以看到图片已经变清晰了，关闭设置图片格式对话框即可。我们打印图片的时候，图片却不清晰，陈老师今天教你，如何用Word将模糊图片变清晰。1、打开word文档，【插入】→【图片】图片插入后→【右键】→【设置图片格式】（注：这里清晰度和亮度的数据不固定，你在调整时可观看图片的清晰度来调整数据）
2024-03-14 13:47:45
323
原创 Multiple corrections: FDR vs. Bonferroni
Bonferroni: Testing the same hypothesis many times, or many different ways. (Some tests may be much less powerful than others). If even one test really shows that the null hypothesis is wrong, then it is dead.FDR: We are testing many hypotheses (in a simil
2023-07-10 13:57:16
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转载 正态检验方法
前 言在科学研究中，往往需要对数据进行差异性检验，而常用的参数检验需要数据服从正态分布，因此在决定是否采用参数检验之前需要先对数据进行正态性检验。这一步在任何统计学软件中（如SPSS、SAS、Origion、GraghPad等）都能够轻易实现，但每个软件都会同时包括多种正态检验方法，此时该选哪个方法来对自己的数据进行正态性检验呢？这就是本文要解决的主要问题。在查阅相关资料后，本文将对多种常见的正态检验方法进行简单地归纳总结，尽可能写清楚每个检验方法的适用范围，但对于每个检验方法的数学统计学原理不作深入解析
2023-04-10 16:44:55
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原创 中科院深圳先进技术研究院医学影像方向客座学生
具体工作地点: 深圳 薪金: 面议 学历和研究方向: 医学影像 职位名称: 客座学生岗位要求：1、 本科高年级/研究生在读学生，研究生已完成一年级课程，征得在校导师允许可稳定实习时间9个月以上。2、工程类学科背景，包括但不限于生物医学工程、光学工程、电子信息、精密仪器、自动控制、计算机工程。物理类学科背景，包括但不限于医学物理、核物理、应用物理等。 生物医学学科背景，包括但不限于医学影像、生物医学工程。 以上有项目研究经验者优先。3、 具有较好的编程能力和较强的...
2022-01-16 15:20:16
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转载 How do I change the default background color of all FIGURE objects created in MATLAB
A list of factory-defined graphics settings that can be manipulated can be obtained by executing this command at the MATLAB prompt:get(0,'Factory')To set the default color for all graphics objects, the 'defaultfigurecolor' property of the ROOT graph.
2020-08-05 11:51:06
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原创 vscode一次打开所有相同文件名的文件
only want to open files with certain name:find . -iname CMakeLists.txt | xargs codewith containing lines:grep -l "<Icon" * | xargs code
2020-04-27 21:41:53
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原创 install all files with given extension to output directory using CMake
this also works for me.This is only generated at install time. So in order to make this command work, you have to build the "install" cmake target.install(DIRECTORY "myDir/" DESTINATION ...
2020-04-16 03:11:38
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原创 设定vituralbox ubuntu的swap memory
The memory setting you see is only used to configure the VM's RAM. However, the swap space definition is part of the disk image. This image is provided to you as part of theconfig.vm.boxdefinition i...
2020-04-12 23:50:18
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原创 Unix 移动所有子目录下文件到文件夹
you can use find withxargsfor thisfind /thisdir -type f -name "*.ogg" -print0 | xargs -0 -Imysongs mv -i mysongs /somedirThe -I in the above command tells xargs what replacement string you want...
2020-04-12 23:49:39
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原创 How do I make Git ignore file mode (chmod) changes?
git config core.fileMode false
2020-04-04 09:05:05
339
原创 怎样给Ubuntu增加swap虚拟内存空间
From Ubuntu 18.04 onwards, a swapfile rather than a dedicated swap partition is used (except when LVM is used). The swap file is named "swapfile". To change the size of this swap file: Disable the ...
2020-03-20 07:48:17
370
原创 IDL format string with zeropadding
i = 1print,nistring(i,format='(I04)')IDL>0001
2020-03-03 01:14:27
189
转载 Differences between Shared and Static Libraries?
Differences between Shared and Static Libraries?Static LibrariesAdvantages:Speed All the code to execute the file is in one executable file, with little to virtually zero compatibility issuesD...
2019-10-31 05:15:51
172
原创 How do I move files based on size Unix?
Move all files smaller than 500kilobytes to destinationfind . -type f -size -100k -exec mv '{}' ../ \;Move all files larger than 500kilobytes to destinationfind . -type f -size +500k -exec mv ...
2019-09-27 02:03:07
149
转载 How to solve Permission denied (publickey) error when using Git?
the user have not generated a ssh public/private key pair set before ?This info is working on theChaw but can be applied to all other git repositories which support SSH pubkey authentications. (See...
2019-07-28 09:36:31
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转载 C Programming/stdio.h/fopen mode
mode description starts.. r rb open for reading (The file must exist) beginning w wb open for writing (creates file if it doesn't exist). Deletes content and overwri...
2019-05-23 04:29:08
136
转载 Inertia tensor
Inertia Tensor in 2DWe can't have rotations in one dimension so two is the lowest number of dimensions to which we can apply this. In two dimensions the inertia tensor is a scalar quantity known as ...
2019-02-16 02:47:50
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转载 matrix norm
Matrix NormGiven a square complex or real matrix , a matrix norm is a nonnegative number associated with having the properties1. when and iff ,2. for any scalar ,3. ,4. .Let , ..., ...
2019-02-16 02:45:58
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转载 vector norm
Vector NormGiven an -dimensional vector (1) a general vector norm , sometimes written with a double bar as , is a nonnegative norm defined such that1. when and iff .2. for any...
2019-02-16 02:45:24
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转载 What does the determinant of a matrix mean physically
Each n×nn×n matrix describes a linear transformation T:Rn→Rn.T:Rn→Rn. If you take a figure S⊆Rn,S⊆Rn, then that transformation maps it to its image, another figure T(S)⊆Rn.T(S)⊆Rn. In the case...
2019-02-16 02:44:21
443
转载 Easiest way to test for existence of cuda-capable GPU from cmake?
#include<cuda.h>int main (){ int deviceCount; cudaError_t e = cudaGetDeviceCount(&deviceCount); return e == cudaSuccess ? deviceCount : -1;}
2019-01-31 03:30:44
157
转载 CMake Set temporarily the policy CMP0074 to OLD
I'm not sure thatif(POLICY CMP0074) # TODO: # 1. Find*.cmake modules need to be individually verified. # 2. PCLConfig.cmake needs to be changed. cmake_policy(SET CMP0074 OLD)endif()in th...
2019-01-31 03:29:57
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转载 Outlier removal using Hampel identifier
https://www.mathworks.com/help/signal/ref/hampel.htmlhampelOutlier removal using Hampel identifiercollapse all in pageSyntaxy = hampel(x)y = hampel(x,k)y = hampel(x,k,nsigma)[y,j] = ha...
2018-12-01 03:45:40
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转载 Peak signal detection in realtime timeseries data
Smoothed z-score algo (peak detection with robust threshold)I have constructed an algorithm that works very well for these types of datasets. It is based on the principle of dispersion: if a new ...
2018-12-01 03:43:54
461
转载 Linux and Unix ps command tutorial with examples
Tutorial on using ps, a UNIX and Linux command for reporting information on running processes. Examples of searching by user, group, executable name and killing processes.Estimated reading time: 5 m...
2018-12-01 02:26:16
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原创 IDL borrow license from server
IDL borrow license errorHarris License AdministratorIDL 8.6.0, Nov 21 2016 (325531) (linux x86_64)Wed Nov 14 11:46:28 2018*** Unable to retrieve computer information.*** Is your license activate...
2018-11-15 11:38:39
681
转载 Calculate Rotation Matrix to align Vector A to Vector B in 3d?
Octave/Matlab ImplementationThe basic implementation is very simple. You could improve it by factoring out the common expressions of dot(A,B) and cross(B,A). Also note that ||A×B||=||B×A||||A×B||=...
2018-10-05 01:48:27
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转载 如何理解Gabor滤波器
介绍我们已经知道，傅里叶变换是一种信号处理中的有力工具，可以帮助我们将图像从空域转换到频域，并提取到空域上不易提取的特征。但是经过傅里叶变换后，图像在不同位置的频度特征往往混合在一起，但是Gabor滤波器却可以抽取空间局部频度特征，是一种有效的纹理检测工具。Figure 1: A sinusoid and it's Fourier spectrum如何生成一个Gabor滤波器在二...
2018-08-28 05:50:24
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转载 Determinant of Jacobian of a displacement field
% J = jacobian(S)% Determinant of Jacobian of a displacement field%% Herve Lombaert, Jan. 8th, 2013%function det_J = jacobian(sx,sy,sz) % Gradients [gx_y,gx_x,gx_z] = gradient(sx); ...
2018-08-22 03:43:59
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转载 Filtering Images in the Frequency Domain
Can be also implemented directly with Butterworth.proQUESTION: I've heard about frequency domain filtering of images. How can I build image filters and do this in IDL?ANSWER: Filtering in the fr...
2018-08-14 02:26:19
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转载 Calculating center of mass of a array IDL
2D FUNCTION Centroid, array s = Size(array, /Dimensions) totalMass = Total(array) xcm = Total( Total(array, 2) * Indgen(s[0]) ) / totalMass ycm = Total( Total(array, 1) * Indgen(s[1])...
2018-07-28 05:24:36
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原创 work gitlab with git
最近准备迁移projects从github到gitlab, 因为有一些代码要放在private repository下。首先在gitlab网页上设置密码，ssh key可以忽略。打开git bash, 输入$ git remote add gitlab https://github.com/colddie/colddie.github.io.git$ git remote set-url...
2018-07-23 01:06:09
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转载 crop image in given size imagej
you can use physical units in the Edit>Selection>Specify… dialog.Here is how you would do this in a macro:run("Specify...", "width=500 height=500 centered scaled");run("Crop");
2018-07-20 06:49:38
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转载 Selected multiple values from a matrix
q = [a c];p = [b d];idx=sub2ind(size(M),q,p);out=M(idx)
2018-07-04 03:03:00
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原创 Call matlab script in IDL
pro test oMatlab = obj_new('IDLcomIDispatch$ProgID$Matlab_application_7.13') ; or 9.5 ;use '..._6' instead if you use Matlab 6.x ;oMatlab -> setProperty, visible=0 a = 4.8 oMatlab ->...
2018-06-28 03:58:18
398
转载 How do I initialize a complex array to zeros in MATLAB
A complex number can be created in MATLAB using the COMPLEX function. To initialize a complex number with zero as the real part and non-zero imaginary part, enter the following at the MATLAB command p...
2018-06-28 02:42:26
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转载 imresize matlab
imresize3Resize 3-D volumetric intensity imagecollapse all in pageSyntaxB = imresize3(V,scale)B = imresize3(V,[numrows numcols numplanes])B = imresize3(___,method)B = imresize3(___,Name,Value)Descript...
2018-06-28 02:31:41
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