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ICASSP
2011
IEEE
14 years 1 months ago
Robust GNSS signal detection in the presence of navigation data bits
This paper considers the problem of weak signal detection in the presence of navigation data bits for Global Navigation Satellite System (GNSS) receivers. Typically, a set of part...
J. Chandrasekhar, Chandra R. Murthy
ICASSP
2011
IEEE
14 years 1 months ago
Time-varying lung ventilation analysis of 4DCT using image registration
Imaging techniques for measuring lung ventilation are essential tools to study lung tissue response to radiation therapy. Most of the existing CT and image registration based vent...
Kai Ding, Kaifang Du, Kunlin Cao, Gary E. Christen...
CISS
2010
IEEE
14 years 1 months ago
Frame permutation quantization
—Frame permutation quantization (FPQ) is a new vector quantization technique using finite frames. In FPQ, a vector is encoded using a permutation source code to quantize its fra...
Ha Quy Nguyen, Vivek K. Goyal, Lav R. Varshney
CIDR
2011
188views Algorithms» more  CIDR 2011»
14 years 1 months ago
Managing Structured Collections of Community Data
Data management is becoming increasingly social. We observe a new form of information in such collaborative scenarios, where users contribute and reuse information, which resides ...
Wolfgang Gatterbauer, Dan Suciu
ICALP
2011
Springer
14 years 1 months ago
Steiner Transitive-Closure Spanners of Low-Dimensional Posets
Given a directed graph G = (V, E) and an integer k ≥ 1, a Steiner k-transitive-closure-spanner (Steiner k-TC-spanner) of G is a directed graph H = (VH , EH ) such that (1) V ⊆ ...
Piotr Berman, Arnab Bhattacharyya, Elena Grigoresc...