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Discussion Groups | Image Signal Processing
Technical Discussions related to Image Processing (image coding, compression, digital effects, mpeg, etc)
Special Announcement: GSPx 2005
Webmaster - Aug 9 2005
GSPx is the major (digital and analog) signal processing technology
forum and product exposition covering DSPs, mixed-signal and analog
products, EDA tools, software and app... 
MPEG 4 Video Decoder Comformance Criteria
shat...@wipro.com - Aug 1 2005
Hi Friends,
- Does anyone know what is the conformance criteria for an MPEG 4 Video Decoder?
- What is a sprite ?
Thanks in Advance,
Shathiesh Rao S J ... specifying roi in jpeg 2000 compression
eflame1979 - Jul 11 2005
hi all,
Is there anyway for me to specify a roi when doing jpeg 2000
compression on tiff images?
If so can anyone let me know the procedures that i might need to
un... JPEG 2000?
Sameer Kibey - Apr 23 2005
Hi all,
I understand that JPEG 2000 has great algorithms and
is shown to be better than the baseline JPEG, in terms
of say compression, quality, scalability etc.
... quality metric PSNR?? [3 Articles]
rukmanimohan04 - Apr 12 2005
hi,
I am a bit confused regarding the use of PSNR... Is it absolutely a
blunder to compare an original image and its 2D DCT compressed-
decompressed versio... Wiener in frequency domain. [2 Articles]
dmitry_vag - Apr 5 2005
Hi all.
I am new in DSP, and have a misunderstanding related to Wiener
filtration.
I have both source and desired signals (actually images) available.
As I unders... Bispectrum
khem...@yahoo.co.uk - Apr 1 2005
Hi.
I am writing this message for the third time. Hope that this time it is received by everyone in the group.
SO, I am working presently on HoS in Images. I am using the... Quality of JPEG compression. [2 Articles]
rukmanimohan04 - Mar 28 2005
Hi,
I want to know on what basis a Jpeg compressed image qualified?
ie., How does the images are said to have 100%, 90% and so on...
qualities???
Does it depend... is there any algorithm to generate watery effect over digital image
shashi_corn - Mar 15 2005
hi there,
i am working on an image processing project. i need a dsp
algorithm which which will produce a watery effect over a digital
image. if some one ...