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SBBD
2004
106views Database» more  SBBD 2004»
15 years 6 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 6 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
15 years 10 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 4 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»
15 years 11 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