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TCOM
2010
110views more  TCOM 2010»
14 years 11 months ago
Joint data QR-detection and Kalman estimation for OFDM time-varying Rayleigh channel complex gains
—This paper deals with the case of a high speed mobile receiver operating in an orthogonal-frequency-divisionmultiplexing (OFDM) communication system. Assuming the knowledge of d...
Hussein Hijazi, Laurent Ros
86
Voted
TVCG
2010
162views more  TVCG 2010»
14 years 11 months ago
Computing Robustness and Persistence for Images
—We are interested in 3-dimensional images given as arrays of voxels with intensity values. Extending these values to a continuous function, we study the robustness of homology c...
Paul Bendich, Herbert Edelsbrunner, Michael Kerber
111
Voted
GLOBECOM
2010
IEEE
14 years 10 months ago
Carrier Frequency Offset Estimation for Uplink OFDMA Using Partial FFT Demodulation
Fast and accurate Carrier Frequency Offset (CFO) estimation is a problem of significance in many multi-carrier modulation based systems, especially in uplink Orthogonal Frequency D...
Srinivas Yerramalli, Milica Stojanovic, Urbashi Mi...
110
Voted
NAACL
2010
14 years 10 months ago
Ensemble Models for Dependency Parsing: Cheap and Good?
Previous work on dependency parsing used various kinds of combination models but a systematic analysis and comparison of these approaches is lacking. In this paper we implemented ...
Mihai Surdeanu, Christopher D. Manning
95
Voted
ICRA
2009
IEEE
100views Robotics» more  ICRA 2009»
14 years 10 months ago
Multi-robot plan adaptation by constrained minimal distortion feature mapping
We propose a novel method for multi-robot plan adaptation which can be used for adapting existing spatial plans of robotic teams to new environments or imitating collaborative spat...
Bálint Takács, Yiannis Demiris