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» Perfect Space Time Block Codes
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WWW
2007
ACM
14 years 8 months ago
GigaHash: scalable minimal perfect hashing for billions of urls
A minimal perfect function maps a static set of keys on to the range of integers {0,1,2, ... , - 1}. We present a scalable high performance algorithm based on random graphs for ...
Kumar Chellapilla, Anton Mityagin, Denis Xavier Ch...
TWC
2008
118views more  TWC 2008»
13 years 8 months ago
Differential diversity-embedding space-time block coding for 2 and 4 transmit antennas
Diversity-Embedding Space-Time Block Coding (DE-STBC), introduced in [1], enables Unequal Error Protection (UEP) using multiple transmit antennas. Even though these codes do not re...
Payam Rabiei, Naofal Al-Dhahir
EMNLP
2010
13 years 6 months ago
Storing the Web in Memory: Space Efficient Language Models with Constant Time Retrieval
We present three novel methods of compactly storing very large n-gram language models. These methods use substantially less space than all known approaches and allow n-gram probab...
David Guthrie, Mark Hepple
CODES
2007
IEEE
14 years 2 months ago
Performance improvement of block based NAND flash translation layer
With growing capacities of flash memories, an efficient layer to manage read and write access to flash is required. NFTL is a widely used block based flash translation layer de...
Siddharth Choudhuri, Tony Givargis
ISHPC
2003
Springer
14 years 1 months ago
Code and Data Transformations for Improving Shared Cache Performance on SMT Processors
Simultaneous multithreaded processors use shared on-chip caches, which yield better cost-performance ratios. Sharing a cache between simultaneously executing threads causes excessi...
Dimitrios S. Nikolopoulos