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
Also check out NIRS data analysis (time series) Environment requirement MatLab SPM 5 or 8 xjView 8 xjview can be downloaded for free from https://www.alivelearn.net/xjview/ (If you are inside CIBSR, xjview is located in /f
The name of “temporal lobe” follows “temporal bone”. But why “temporal”? The reason is that when people get old, the first region in the head which grows white hair is this region (see picture below). Thus this reg
You can find the text here. Your time is limited, so don’t waste it living someone else’s life. Don’t be trapped by dogma — which is living with the results of other people’s thinking. Don’t let the noise of others’
Just got to know last night that our ready-go paper is accepted by PLoS Biology. Even better, they also commissioned a Primer article to highlight the paper. This is such a relief after 2.5 years of submission-review-rejection cycle.
Avoid using explicit loop if possible %calculating the sum of the product of corresponding element in two row vectors A and B %bad example s = 0; for i=1:100 s = s + A(i)*B(i); end %good example s = A*B'; Avoid increment memory allocation, inste
Standard phpBB captcha is broken. I modify it such that the user need to add the numbers in captcha images and enter the result (e.g. 1+2+3=6), instead of enter the original characters (e.g. ‘123’). Enter folder /includes/ucp edit file uc
