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EWSN
2010
Springer
16 years 1 months ago
Phoenix: An Epidemic Approach to Time Reconstruction
Abstract. Harsh deployment environments and uncertain run-time conditions create numerous challenges for postmortem time reconstruction methods. For example, motes often reboot and...
Jayant Gupchup, Douglas Carlson, Razvan Musaloiu-E...
ISCAS
2007
IEEE
80views Hardware» more  ISCAS 2007»
15 years 10 months ago
An I/Q Channel Time-Interleaved Band-Pass Sigma-Delta Modulator for a Low-IF Receiver
—This paper proposes a multiplexing scheme to realize an I/Q channel time-interleaved (TI) band-pass sigmadelta modulator (BPSDM) that shares OTAs to minimize power consumption a...
Minho Kwon, Gunhee Han
ICDE
2006
IEEE
239views Database» more  ICDE 2006»
15 years 10 months ago
Grid Representation for Efficient Similarity Search in Time Series Databases
Widespread interest in time-series similarity search has made more in need of efficient technique, which can reduce dimensionality of the data and then to index it easily using a ...
Guifang Duan, Yu Suzuki, Kyoji Kawagoe
FORMATS
2003
Springer
15 years 9 months ago
Discrete-Time Rewards Model-Checked
Abstract. This paper presents a model-checking approach for analyzing discrete-time Markov reward models. For this purpose, the temporal logic probabilistic CTL is extended with re...
Suzana Andova, Holger Hermanns, Joost-Pieter Katoe...
CAIP
1997
Springer
155views Image Analysis» more  CAIP 1997»
15 years 8 months ago
Discrete-Time Rigidity-Constrained Optical Flow
An algorithm for optical ow estimation is presented for the case of discrete-time motion of an uncalibrated camera through a rigid world. Unlike traditional optical ow approaches t...
Jeffrey Mendelsohn, Eero P. Simoncelli, Ruzena Baj...