Can you find any pattern in the two signals, green and blue? The blue signal is the brain wave (measured by NIRS) of a person when he is pressing some buttons (the timing of button pressing is shown i
Wavelet transform coherence (WTC) is a method for analyzing the coherence and phase lag between two time series as a function of both time and frequency (Chang and Glover 2010). Here I played with it
SVM is mostly commonly used for binary classifications. But one branch of SVM, SVM regression or SVR, is able to fit a continuous function to data. This is particularly useful when the predicted varia
Update 2021/2/27: If you find griddata3 not working, try to change griddata3 to griddata. I was asked where to get nirs2img script. Here it is. The download link is at the bottom of this article. nirs2img is to create an image file from the input data. Then theimage file can be viewed by a
Assume test1.jpg is the original file and test1_thumb.jpg is the thumbnail file to be created. The width or height of the thumbnail is of maximal size 100. private function loadBMP():void { loader.contentLoaderInfo.addEventListener(Event.COMPLETE, on
convert between different image formats strip skull (FSL bet, or Bet for gui) bet brain.nii brain_noskull.nii register to a standard brain (FSL flirt, or Flirt for gui) Select avg152T1_brain.img as reference, use rigid body (6 parameters) A mat file
Let’s say you want to upload a file to your server with your AIR program (using File.upload). On the server side you have a php script to handle the file uploading. A very common mistake is that the name of the file field in your AIR (by defaul
Check out Near infrared spectroscopy (NIRS) Lab I take charge of: http://spnl.stanford.edu/tools/nirsCIBSR/nirsHome.htm NIRS allows you to measure neural activities on the surface of the brain. Some labs use NIRS to do brain-computer interface, i.e.
Let’s say you have a Label and you want to show this label only when condition == true, you may do this: <mx:VBox> ... other components ... <mx:Label text="this is label" visible="{condition}"/> ... other compone
Return to table of contents Let’s say you want to modify Employee Directory for your own company and you want to add another filed (fax) to the employee data. How to do this? In EmployeePanelDetail.mxml, add the following block. <!-- fax --&
Below are some pictures of my own brain. 001 rawavg orig nu T1 brainmask norm nu_noneck aseg brain brain.finalsurfs wm.seg wm filled lh.orig.nofix lh.smoothwm.nofix lh.inflated.nofix lh.qsphere.nofix lh.orig lh.white lh.pial lh.smoothwm lh.inflated l
KS test is like T test; but it tests not only the mean but also the distribution. The null hypothesis for this test is that the two data sets are drawn from the same continuous distribution. In matlab, you can use function kstest2 to perform two-samp
