748 search results - page 23 / 150 » Structural Discovery of E-lessons |
77
Voted
WWW
2004
ACM
15 years 10 months ago
2004
ACM
We propose a new distributed, fault-tolerant Peer-to-Peer index structure for resource discovery applications called the P-tree. P-trees efficiently support range queries in addit...
103
Voted
AINA
2006
IEEE
15 years 3 months ago
2006
IEEE
Efficient service discovery in dynamic, crossorganizational VO is one of the challenge aspects in ChinaGrid. Network overlay and search algorithms are two important considerations...
88
Voted
SDM
2010
SIAM
14 years 11 months ago
2010
SIAM
We present a method for unsupervised discovery of abnormal occurrences of activities in multi-dimensional time series data. Unsupervised activity discovery approaches differ from ...
CVPR
2010
IEEE
15 years 5 months ago
2010
IEEE
Object recognition is challenging due to high intra-class
variability caused, e.g., by articulation, viewpoint changes,
and partial occlusion. Successful methods need to strike a...
77
Voted
FLAIRS
2007
15 years 2 hour ago
2007
In this paper, we focus on the ontological concept extraction and evaluation process from HTML documents. In order to improve this process, we propose an unsupervised hierarchical...