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JMLR
2010
134views more  JMLR 2010»
13 years 4 months ago
Estimation of a Structural Vector Autoregression Model Using Non-Gaussianity
Analysis of causal effects between continuous-valued variables typically uses either autoregressive models or structural equation models with instantaneous effects. Estimation of ...
Aapo Hyvärinen, Kun Zhang, Shohei Shimizu, Pa...
VRST
2009
ACM
14 years 4 months ago
Indexing and retrieval of human motion data by a hierarchical tree
For the convenient reuse of large-scale 3D motion capture data, browsing and searching methods for the data should be explored. In this paper, an efficient indexing and retrieval...
Shuangyuan Wu, Zhaoqi Wang, Shihong Xia
IUI
1998
ACM
14 years 2 months ago
Deja Vu: A Knowledge-rich Interface for Retrieval in Digital Libraries
Providing access to digital libraries will require interfaces that effectively mediate between the retrieval needs of library users and the materials that the library has to offer...
Andrew S. Gordon, Eric A. Domeshek
ICMCS
2009
IEEE
142views Multimedia» more  ICMCS 2009»
13 years 7 months ago
Rotation invariant curvelet features for texture image retrieval
Effective texture feature is an essential component in any content based image retrieval system. In the past, spectral features, like Gabor and wavelet, have shown superior retrie...
Md. Monirul Islam, Dengsheng Zhang, Guojun Lu
CIKM
2009
Springer
14 years 2 months ago
Empirical justification of the gain and discount function for nDCG
The nDCG measure has proven to be a popular measure of retrieval effectiveness utilizing graded relevance judgments. However, a number of different instantiations of nDCG exist, d...
Evangelos Kanoulas, Javed A. Aslam