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» Resizable Arrays in Optimal Time and Space
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MST
2006
97views more  MST 2006»
14 years 11 months ago
Optimal Implicit Dictionaries over Unbounded Universes
An array of n distinct keys can be sorted for logarithmic searching or can be organized as a heap for logarithmic updating, but it is unclear how to attain logarithmic time for bo...
Gianni Franceschini, Roberto Grossi
DATE
2010
IEEE
134views Hardware» more  DATE 2010»
14 years 10 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
CORR
2008
Springer
129views Education» more  CORR 2008»
14 years 12 months ago
Combining Beamforming and Space-Time Coding Using Noisy Quantized Feedback
The goal of combining beamforming and space-time coding is to obtain full-diversity order and to provide additional received power (array gain) compared to conventional space-time...
Siavash Ekbatani, Hamid Jafarkhani
ICALP
2009
Springer
16 years 3 days ago
Towards Optimal Range Medians
We consider the following problem: given an unsorted array of n elements, and a sequence of intervals in the array, compute the median in each of the subarrays defined by the inter...
Beat Gfeller, Peter Sanders
CVPR
2010
IEEE
15 years 3 months ago
Discontinuous Seam-Carving for Video Retargeting
We introduce a new algorithm for video retargeting that uses discontinuous seam-carving in both space and time for resizing videos. Our algorithm relies on a novel appearance-base...
Matthias Grundmann, Vivek Kwatra, Mei Han, Irfan E...