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posted in February 1998
A Quick Introduction to Wavelets
Design How-To  
2/21/1998   Post a comment
Wavelets offer some pretty amazing advantages if you are involved with video or still image compression. This introduction to wavelets explains how the technology works, what are its user benefits, and where the tradeoffs lie. Expect to see wavelets play a more important part in your high tech communications and multimedia future.
Video Compression Overview
Design How-To  
2/8/1998   Post a comment
This short article reviews the four families of compression algorithms used in nearly all coders today and dicusses the most common DCT in a little more detail. The major intra-frame and inter-frame approaches are outlined to help the reader understand some of the differences between the many video codecs used in different applications today.
An Overview of Video Compression Algorithms
Design How-To  
2/3/1998   Post a comment
Have you ever wondered what the difference is between JPEG and MPEG. Or MPEG-1 and MPEG-4. Well this article takes you through video CODEC land, with an explanation of all the major compression/decompression approaches used in still image compression, desktop multimedia, broadcast TV, and videoconferencing.


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Max Maxfield

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2 comments
A couple of days ago, my chum Paul was visiting me in my office. He'd wandered over from his cubicle in the next bay to take a brief coffee break. This week, Paul had been admiring the ...

Jolt Judges and Andrew Binstock

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Jolt Judges and Andrew Binstock
1 Comment
As we do every year, Dr. Dobb's recognizes the best books of the last 12 months via the Jolt Awards -- our cycle of product awards given out every two months in each of six categories. No ...

Engineering Investigations

Air Conditioner Falls From Window, Still Works
Engineering Investigations
2 comments
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David Blaza

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David Blaza
5 comments
I find myself going to Kickstarter and Indiegogo on a regular basis these days because they have become real innovation marketplaces. As far as I'm concerned, this is where a lot of cool ...