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SBBD
2004
106views Database» more  SBBD 2004»
15 years 8 months ago
Twisting the Metric Space to Achieve Better Metric Trees
In order to index text fields in XML databases for similarity queries, M-Trees may be applied. However, some datasets experiments using M-Trees for this purpose resulted in low qu...
César Feijó Nadvorny, Carlos A. Heus...
ICCV
2005
IEEE
16 years 9 months ago
Probabilistic Boosting-Tree: Learning Discriminative Models for Classification, Recognition, and Clustering
In this paper, a new learning framework?probabilistic boosting-tree (PBT), is proposed for learning two-class and multi-class discriminative models. In the learning stage, the pro...
Zhuowen Tu
SAC
2006
ACM
16 years 1 months ago
Facial emotion recognition by adaptive processing of tree structures
We present an emotion recognition system based on a probabilistic approach to adaptive processing of Facial Emotion Tree Structures (FETS). FETS are made up of localized Gabor fea...
Jia-Jun Wong, Siu-Yeung Cho
JAR
2007
72views more  JAR 2007»
15 years 7 months ago
Inferring Phylogenetic Trees Using Answer Set Programming
We describe the reconstruction of a phylogeny for a set of taxa, with a character-based cladistics approach, in a declarative knowledge representation formalism, and show how to u...
Daniel R. Brooks, Esra Erdem, Selim T. Erdogan, Ja...
CTRSA
2009
Springer
128views Cryptology» more  CTRSA 2009»
16 years 2 months ago
Short Redactable Signatures Using Random Trees
Abstract. A redactable signature scheme for a string of objects supports verification even if multiple substrings are removed from the original string. It is important that the re...
Ee-Chien Chang, Chee Liang Lim, Jia Xu