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ICASSP
2008
IEEE
15 years 10 months ago
Non-robustness of statistics-based beamformer design in correlated MIMO channels
Recent attention on correlated multi-input multi-output systems has centered around the case of imperfect channel or statistical information at the transmitter. The focus of this ...
Vasanthan Raghavan, Ada S. Y. Poon, Venugopal V. V...
IMAGING
2001
15 years 5 months ago
Darwinism of Color Image Difference Models
The world of color image difference modeling can be considered relatively young, when compared with the rich history of general color difference equations. While young, this area ...
Garrett M. Johnson, Mark D. Fairchild
ICCAD
1995
IEEE
95views Hardware» more  ICCAD 1995»
15 years 7 months ago
A sequential quadratic programming approach to concurrent gate and wire sizing
With an ever-increasing portion of the delay in highspeed CMOS chips attributable to the interconnect, interconnect-circuit design automation continues to grow in importance. By t...
Noel Menezes, Ross Baldick, Lawrence T. Pileggi
KDD
2010
ACM
287views Data Mining» more  KDD 2010»
15 years 6 months ago
Designing efficient cascaded classifiers: tradeoff between accuracy and cost
We propose a method to train a cascade of classifiers by simultaneously optimizing all its stages. The approach relies on the idea of optimizing soft cascades. In particular, inst...
Vikas C. Raykar, Balaji Krishnapuram, Shipeng Yu
134
Voted
VLDB
2004
ACM
102views Database» more  VLDB 2004»
15 years 9 months ago
PIVOT and UNPIVOT: Optimization and Execution Strategies in an RDBMS
PIVOT and UNPIVOT, two operators on tabular data that exchange rows and columns, enable data transformations useful in data modeling, data analysis, and data presentation. They ca...
Conor Cunningham, Goetz Graefe, César A. Ga...