This is an easy-to-use, GUI-based NIfTI <-> Matlab converter. This program based on The Tools for NIfTI and ANALYZE for Matlab toolbox, written by Jimmy Shen. Its primary function is to read NIfTI-1 format files (such as .nii, .hdr and .img) and save them into Matlab .mat matrices. It can also convert matrices back to NIfTI-1 files as… Continue reading NIfTI 2 MAT Converter
This post serves as a milestone (after the previous one few years back) that I’m turning 25. This 25th year is quite a remarkable age. In western culture, this is where a child (or teenager, for that matter) turns to be a grown-up. In my country Thailand, though, this year marks the transition between life’s… Continue reading I am turning 25
I saw several of my friends shared this picture on Facebook. This picture created by Paul Hamon, comparing a public transportation map (mostly subways) between two cities, which are Bangkok , Thailand and Singapore city (which is a country on its own). What do you think when you see this picture? Is it obvious that… Continue reading Why is it so easy to get a wrong idea?
I’m working on things related to norm a lot lately and it is time to talk about it. In this post we are going to discuss about a whole family of norm. What is a norm? Mathematically a norm is a total size or length of all vectors in a vector space or matrices. For… Continue reading l0-Norm, l1-Norm, l2-Norm, … , l-infinity Norm
There are so many times that we need to run our Matlab scripts for a very long time. They could take hours or up to days. Of course , we will never sit down and look at them during this whole period of time. We normally let them run on their own and go out for… Continue reading Matlab script for sending notification emails
At the time of this writing (16 November 2011), US Congress is trying to pass their new laws which could threaten the entire Internet. Those laws are the PROTECT-IP Act (PIPA) and the Stop Online Piracy Act (SOPA). It’s a very big disappointment of mine to see the US government, which should stand as a model of… Continue reading US Censorship on the Internet
If you sometimes need a photo editor to fix and improve your photos, but you don’t have one. The famed Adobe Photoshop is too heavy (and too expansive, of course!). There are many good free and light weight photo editors to use as an alternative. For example, Paint.net is a very light, free , easy-to-use photo… Continue reading Online photo editor, Pixlr