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» Introduction to Pattern Recognition
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IBPRIA
2005
Springer
16 years 8 days ago
Extracting Motion Features for Visual Human Activity Representation
This paper presents a technique to characterize human actions in visual surveillance scenarios in order to describe, in a qualitative way, basic human movements in general imaging ...
Filiberto Pla, Pedro Canotilho Ribeiro, José...
IBPRIA
2005
Springer
16 years 8 days ago
Extended Bi-gram Features in Text Categorization
Usually, in traditional text categorization systems based on Vector Space Model, there is no context information in a feature vector, which limited the performance of the system. T...
Xian Zhang, Xiaoyan Zhu
ICAPR
2005
Springer
16 years 8 days ago
Combining Text and Link Analysis for Focused Crawling
The number of vertical search engines and portals has rapidly increased over the last years, making the importance of a topic-driven (focused) crawler evident. In this paper, we de...
George Almpanidis, Constantine Kotropoulos
ICAPR
2005
Springer
16 years 8 days ago
Lung Field Segmentation in Digital Postero-Anterior Chest Radiographs
This paper describes a lung field segmentation method, working on digital Postero-Anterior chest radiographs. The lung border is detected by integrating the results obtained by tw...
Paola Campadelli, Elena Casiraghi
ICAPR
2005
Springer
16 years 8 days ago
Semantic-Based Cross-Media Image Retrieval
In this paper, we propose a new method to cross-media semantic-based information retrieval, which combines classical text-based and content-based image retrieval techniques. This ...
Ahmed Id Oumohmed, Max Mignotte, Jian-Yun Nie