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» Generating models for temporal representations
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GISCIENCE
2008
Springer
140views GIS» more  GISCIENCE 2008»
15 years 5 months ago
Modeling Herds and Their Evolvements from Trajectory Data
A trajectory is the time-stamped path of a moving entity through space. Given a set of trajectories, this paper proposes new conceptual definitions for a spatio-temporal pattern n...
Yan Huang, Cai Chen, Pinliang Dong
ECIR
2009
Springer
16 years 1 months ago
Topic and Trend Detection in Text Collections Using Latent Dirichlet Allocation
Algorithms that enable the process of automatically mining distinct topics in document collections have become increasingly important due to their applications in many fields and ...
Levent Bolelli, Seyda Ertekin, C. Lee Giles
KDD
2007
ACM
167views Data Mining» more  KDD 2007»
16 years 4 months ago
Multiscale topic tomography
Modeling the evolution of topics with time is of great value in automatic summarization and analysis of large document collections. In this work, we propose a new probabilistic gr...
Ramesh Nallapati, Susan Ditmore, John D. Lafferty,...
QEST
2005
IEEE
15 years 9 months ago
Fluid Flow Approximation of PEPA models
In this paper we present a novel performance analysis technique for large-scale systems modelled in the stochastic process algebra PEPA. In contrast to the well-known approach of ...
Jane Hillston
CA
1998
IEEE
15 years 8 months ago
Modeling and Deformation of the Human Body using an Anatomically-Based Approach
In this paper we propose a method to simulate human beings based on anatomy concepts. We believe that the closer our model is to reality, the better will be our results. Using thi...
Luciana Porcher Nedel, Daniel Thalmann