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» New method for visual descriptor evaluation
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WWW
2010
ACM
15 years 9 months ago
Towards natural question guided search
Web search is generally motivated by an information need. Since asking well-formulated questions is the fastest and the most natural way to obtain information for human beings, al...
Alexander Kotov, ChengXiang Zhai
KDD
2006
ACM
155views Data Mining» more  KDD 2006»
16 years 5 months ago
Single-pass online learning: performance, voting schemes and online feature selection
To learn concepts over massive data streams, it is essential to design inference and learning methods that operate in real time with limited memory. Online learning methods such a...
Vitor R. Carvalho, William W. Cohen
MIR
2010
ACM
191views Multimedia» more  MIR 2010»
15 years 9 months ago
Video retargeting with multi-scale trajectory optimization
Mobile devices are increasingly powerful in media storage and rendering. The prevalent request of decent video browsing on mobile devices is demanding. However, one limitation com...
Yuanning Li, YongHong Tian, Jingjing Yang, Ling-Yu...
SIGIR
2009
ACM
15 years 11 months ago
Dynamicity vs. effectiveness: studying online clustering for scatter/gather
We proposed and implemented a novel clustering algorithm called LAIR2, which has constant running time average for on-the-fly Scatter/Gather browsing [4]. Our experiments showed ...
Weimao Ke, Cassidy R. Sugimoto, Javed Mostafa
ECCV
2008
Springer
16 years 7 months ago
Facial Expression Recognition Based on 3D Dynamic Range Model Sequences
Traditionally, facial expression recognition (FER) issues have been studied mostly based on modalities of 2D images, 2D videos, and 3D static models. In this paper, we propose a sp...
Yi Sun, Lijun Yin