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Why is Fourier transform broken
Every engineer who took a basic signal processing course is familiar with the Gibbs phenomenon, however, not all know why it occurs, I mean really why! The answer lies in the mathematical background ...
posted by Sami Al Dalahmah on Oct 4 2011 under Academia / Research Comments (2) |
ICASSP 2011 conference lectures online (for free)
For the first time, the oral presentations of the International Conference on Accoustics, Speech, and Signal Processing (ICASSP) were recorded and posted online for free. This conference is the best i...
posted by Sami Al Dalahmah on Jul 5 2011 under Audio DSP | Academia / Research | DSP on the Web Comments (0) |
FREE Peer-reviewed IEEE signal processing courses
The IEEE signal processing society is offereing FREE peer reviewed courses, though not many, they are peer reviewed and span differenet topics like; wavelets, speech analysis, and statistical detectio...
posted by Sami Al Dalahmah on Apr 26 2011 under Matlab | Academia / Research Comments (1) |
Discrete Wavelet Transform Filter Bank Implementation (part 2)
Following the previous blog entry: http://www.dsprelated.com/showarticle/115.php Difference between DWT and DWPT Before getting to the equivalent filter obtention, I first want to talk about the dif... 
posted by David Valencia on Dec 5 2010 under Matlab | Basics | Academia / Research | wavelet Comments (5) |
State Space Representation and the State of Engineering Thinking
Most, if not all, textbooks in signal processing (SP) thoroughly covers the frequency analysis of signals and systems alike, including the Fourier and the Z-transform that produce the well known Trans...
posted by Sami Al Dalahmah on Nov 23 2010 under Basics | Academia / Research Comments (2) |
Discrete Wavelet Transform Filter Bank Implementation (part 1)
UPDATE: Added graphs and code to explain the frequency division of the branches The focus of this article is to briefly explain an implementation of this transform and several filter bank forms. Th...
posted by David Valencia on Oct 27 2010 under Matlab | Basics | Academia / Research | Tips and Tricks | Multirate DSP | wavelet Comments (0) |
Hidden Linear Algebra in DSP
Linear algebra (LA) is usually thought of as a blunt theoretical subject. However, LA is found hidden in many DSP algorithms used widely in practice. An obvious clue in finding LA in DSP is the linea...
posted by Sami Al Dalahmah on Jun 17 2010 under Basics | Academia / Research | Tips and Tricks Comments (4) |
Accelerating Matlab DSP Code on the GPU
Intrigued by GPUs, I've spent a few days testing out Jacket, an interface that lets you accelerate MATLAB (my favorite, if frustrating language) on NVIDIA GPUs. It's definitely got some caveats. B... 
posted by Seth Benton on Mar 25 2010 under Matlab | Academia / Research | Design Methodolgies | GPGPU | Imaging Comments (2) |
GPGPU DSP
Greetings dear readers and welcome to my inaugural blog posting! I'm new to this blogging thing so I hope there is a grace period while I get acclimated. Before I jump into the meat of thi... 
posted by Shehrzad Qureshi on Jan 15 2010 under Academia / Research | GPGPU Comments (1) |
The Nature of Circles
What do you mean? When calculating the mean of a list of numbers, the obvious approach is to sum them and divide by how many there are. Suppose I give you a list of two numbers: 0 359 What i... 
posted by Peter Kootsookos on Feb 21 2009 under Academia / Research | Tips and Tricks Comments (3) |