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ICDT
1999
ACM
14 years 2 months ago
1999
ACM
Abstract. In this paper we present a new approach for studying aggregations in the context of database query languages. Starting from a broad de nition of aggregate function, we ad...
ICIAP
1999
ACM
14 years 2 months ago
1999
ACM
This paper presents our research in image content based indexing and retrieval, a key technology in digital image libraries. In most of the existing image content-based techniques...
ICLP
1999
Springer
14 years 2 months ago
1999
Springer
Delaying-based tabling mechanisms, such as the one adopted in XSB, are nonlinear in the sense that the computation state of delayed calls has to be preserved. In this paper, we pr...
IH
1999
Springer
14 years 2 months ago
1999
Springer
This paper presents a new stochastic approach which can be applied with di erent watermark techniques. The approach is based on the computation of a Noise Visibility Function NVF ...
MICCAI
1999
Springer
14 years 2 months ago
1999
Springer
Abstract. We present a computer vision system that automatically detects pulmonary nodules in computed tomography (CT) scans of oncology patients, performs size analysis and assess...