http://www.mathworks.com/company/newsletters/news_notes/clevescorner/may03_cleve.html
In class, we’ve discussed some numerical methods for solving initial value problems (Euler’s method being one of them). One thing mentioned but unexplored in lecture was the concept of stiff differential equations. An equation is said to be stiff if some component of the equation varies slowly while another varies quite rapidly. The book (Cheney […]
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Dealing with stiff ODEs in MATLAB.
Monday, April 21st, 2008 5:31 pm
Written by: nchoosek
Learning Partioned Least Squares Filters for Fingerprint Enhancement
Monday, March 31st, 2008 10:26 pm
Written by: nchoosek
http://ieeexplore.ieee.org/iel5/7192/19378/00895395.pdf
One of the main difficulties with using fingerprints (as evidence, record-keeping, etc) is that there are many factors that make sampling someone’s fingerprint inherently inaccurate (e.g. low quality scanning technology, issues with skin itself, etc). Thus a good fingerprint image-enhancing algorithm is something that would be very useful in this day and age. Until recently, […]
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A comparison of some graphical interpolation techniques, plus a look at an extremely good, brand new algorithm.
Sunday, March 2nd, 2008 7:56 pm
Written by: nchoosek
If you don’t know much about graphical interpolation, be sure to check some great blog-posts that have come before mine (here and here, for example). After going over these posts, I was curious about the performance difference of these algorithms. I came across a page on the internet that compared some of the more popular […]
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Posted in Topics: Uncategorized
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