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TACO
2008
45views more  TACO 2008»
13 years 5 months ago
Versatility of extended subwords and the matrix register file
Asadollah Shahbahrami, Ben H. H. Juurlink, Stamati...
ISM
2006
IEEE
130views Multimedia» more  ISM 2006»
13 years 11 months ago
Accelerating Color Space Conversion Using Extended Subwords and the Matrix Register File
Color space conversion is an important kernel in multimedia codecs such as JPEG and MPEG. When implemented using SIMD instructions, however, the performance improvement is often l...
Asadollah Shahbahrami, Ben H. H. Juurlink, Stamati...
CF
2005
ACM
13 years 7 months ago
Matrix register file and extended subwords: two techniques for embedded media processors
In this paper we employ two techniques suitable for embedded media processors. The first technique, extended subwords, uses four extra bits for every byte in a media register. Th...
Asadollah Shahbahrami, Ben H. H. Juurlink, Stamati...
APPT
2009
Springer
13 years 12 months ago
Performance Improvement of Multimedia Kernels by Alleviating Overhead Instructions on SIMD Devices
SIMD extension is one of the most common and effective technique to exploit data-level parallelism in today’s processor designs. However, the performance of SIMD architectures i...
Asadollah Shahbahrami, Ben H. H. Juurlink
DSD
2009
IEEE
148views Hardware» more  DSD 2009»
14 years 18 hour ago
SIMD Architectural Enhancements to Improve the Performance of the 2D Discrete Wavelet Transform
—The 2D Discrete Wavelet Transform (DWT) is a time-consuming kernel in many multimedia applications such as JPEG2000 and MPEG-4. The 2D DWT consists of horizontal filtering alon...
Asadollah Shahbahrami, Ben H. H. Juurlink