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VC
2008
66views more  VC 2008»
13 years 10 months ago
Services surround you
Our daily life is pervaded by digital information and devices, not least the common mobile phone. However, a seamless connection between our physical world, such as a movie trailer...
Niels Henze, René Reiners, Xavier Righetti,...
CORR
2004
Springer
128views Education» more  CORR 2004»
13 years 10 months ago
Unsupervised Topic Adaptation for Lecture Speech Retrieval
We are developing a cross-media information retrieval system, in which users can view specific segments of lecture videos by submitting text queries. To produce a text index, the ...
Atsushi Fujii, Katunobu Itou, Tomoyosi Akiba, Tets...
4OR
2010
107views more  4OR 2010»
13 years 9 months ago
On matrices with the Edmonds-Johnson property
s (from Seminario Dottorato's web page) 3 Notes of the seminars 9 Nicola Mazzari, A note on Grothendieck fundamental group . . . . . . . . . . . . . . 9 Marco Formentin, Infor...
Alberto Del Pia
IR
2010
13 years 8 months ago
Gradient descent optimization of smoothed information retrieval metrics
Abstract Most ranking algorithms are based on the optimization of some loss functions, such as the pairwise loss. However, these loss functions are often different from the criter...
Olivier Chapelle, Mingrui Wu
SENSYS
2010
ACM
13 years 8 months ago
Mapping the urban wireless landscape with Argos
Passive monitoring is an important tool for measuring, troubleshooting, and protecting modern wireless networks. To date, WiFi monitoring has focused primarily on indoor settings ...
Ian Rose, Matt Welsh