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ICML
2008
IEEE
14 years 10 months ago
Query-level stability and generalization in learning to rank
This paper is concerned with the generalization ability of learning to rank algorithms for information retrieval (IR). We point out that the key for addressing the learning proble...
Yanyan Lan, Tie-Yan Liu, Tao Qin, Zhiming Ma, Hang...
DCC
2007
IEEE
14 years 8 months ago
High-Rate Analysis of Systematic Lossy Error Protection of a Predictively Encoded Source
We consider a first-order Markov source, which is predictively encoded using a DPCM-style encoder. The quantized compressed prediction residual is transmitted over an erasure chan...
Shantanu Rane, David Rebollo-Monedero, Bernd Girod
CVPR
2009
IEEE
14 years 4 months ago
On bias correction for geometric parameter estimation in computer vision
Maximum likelihood (ML) estimation is widely used in many computer vision problems involving the estimation of geometric parameters, from conic fitting to bundle adjustment for s...
Takayuki Okatani, Koichiro Deguchi
ISW
2009
Springer
14 years 3 months ago
Nonce Generators and the Nonce Reset Problem
A nonce is a cryptographic input value which must never repeat within a given context. Nonces are important for the security of many cryptographic building blocks, such as stream c...
Erik Zenner
ICC
2007
IEEE
149views Communications» more  ICC 2007»
14 years 3 months ago
Synchronization Signal Design for OFDM Based On Time-Frequency Hopping Patterns
— In an OFDM system, channel estimation can be considered as sampling the time-frequency response of the channel through a number of known pilot symbols placed across the time-fr...
Jiann-Ching Guey