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ACCV
2010
Springer
14 years 6 months ago
Randomised Manifold Forests for Principal Angle-Based Face Recognition
Abstract. In set-based face recognition, each set of face images is often represented as a linear/nonlinear manifold and the Principal Angles (PA) or Kernel PAs are exploited to me...
Ujwal D. Bonde, Tae-Kyun Kim, K. R. Ramakrishnan
ICDE
2004
IEEE
137views Database» more  ICDE 2004»
16 years 14 days ago
Selectivity Estimation for XML Twigs
Twig queries represent the building blocks of declarative query languages over XML data. A twig query describes a complex traversal of the document graph and generates a set of el...
Neoklis Polyzotis, Minos N. Garofalakis, Yannis E....
WS
2003
ACM
15 years 4 months ago
An authentication framework for hierarchical ad hoc sensor networks
Recent results indicate scalability problems for flat ad hoc networks. To address the issue of scalability, self-organizing hierarchical ad hoc architectures are being investigat...
Mathias Bohge, Wade Trappe
KDD
1999
ACM
220views Data Mining» more  KDD 1999»
15 years 3 months ago
Efficient Mining of Emerging Patterns: Discovering Trends and Differences
We introduce a new kind of patterns, called emerging patterns (EPs), for knowledge discovery from databases. EPs are defined as itemsets whose supports increase significantly from...
Guozhu Dong, Jinyan Li
ICECCS
1995
IEEE
100views Hardware» more  ICECCS 1995»
15 years 2 months ago
POSD-a notation for presenting complex systems of processes
When trying to describe the behaviour of large systems, such as the business processes of large enterprises, we often adopt diagramming techniques based on derivatives of data flo...
Peter Henderson, Graham D. Pratten