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» Resizable Arrays in Optimal Time and Space
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MST
2006
97views more  MST 2006»
13 years 8 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»
13 years 7 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»
13 years 8 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
14 years 8 months 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
14 years 3 days 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...