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ICASSP
2009
IEEE
15 years 10 months ago
Design of robust superdirective beamformers as a convex optimization problem
Broadband data-independent beamforming designs aiming at constant beamwidth often lead to superdirective beamformers for low frequencies, if the sensor spacing is small relative t...
Edwin Mabande, Adrian Schad, Walter Kellermann
WSCG
2003
174views more  WSCG 2003»
15 years 8 months ago
An Efficient Algorithm for Codebook Design in Transform Vector Quantization
In this paper, a new wavelet-domain codebook design algorithm is proposed for image coding. The method utilizes mean-squared error and variance based selection schemes for good cl...
Momotaz Begum, Nurun Nahar, Kaneez Fatimah, M. K. ...
SIGMETRICS
2008
ACM
129views Hardware» more  SIGMETRICS 2008»
15 years 6 months ago
Fine-grained energy profiling for power-aware application design
Significant opportunities for power optimization exist at application design stage and are not yet fully exploited by system and application designers. We describe the challenges ...
Aman Kansal, Feng Zhao
DATE
2010
IEEE
134views Hardware» more  DATE 2010»
15 years 5 months ago
Combining optimizations in automated low power design
—Starting from sequential programs, we present an approach combining data reuse, multi-level MapReduce, and pipelining to automatically find the most power-efficient designs th...
Qiang Liu, Tim Todman, Wayne Luk
EURODAC
1994
IEEE
105views VHDL» more  EURODAC 1994»
15 years 10 months ago
On Design Rule Correct Maze Routing
This paper addresses the problem of design rule correct routing, i.e. the avoidance of illegal wiring patterns during routing. These illegal wiring patterns are due to the set of ...
Ed P. Huijbregts, Jos T. J. van Eijndhoven, Jochen...