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CVPR
1999
IEEE
15 years 11 months ago
Non-Metric Calibration of Wide-Angle Lenses and Polycameras
Images taken with wide-angle cameras tend to have severe distortions which pull points towards the optical center: This paper proposes a method for recovering the disrortion param...
Rahul Swaminathan, Shree K. Nayar
152
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ICDE
1999
IEEE
139views Database» more  ICDE 1999»
15 years 11 months ago
Clustering Large Datasets in Arbitrary Metric Spaces
Clustering partitions a collection of objects into groups called clusters, such that similar objects fall into the same group. Similarity between objects is defined by a distance ...
Venkatesh Ganti, Raghu Ramakrishnan, Johannes Gehr...
SIGIR
1999
ACM
15 years 1 months ago
Summarizing Text Documents: Sentence Selection and Evaluation Metrics
Human-quality text summarization systems are di cult to design, and even more di cult to evaluate, in part because documents can di er along several dimensions, such as length, wri...
Jade Goldstein, Mark Kantrowitz, Vibhu O. Mittal, ...
VISUALIZATION
1999
IEEE
15 years 1 months ago
Collapsing Flow Topology Using Area Metrics
Visualization of topological information of a vector field can provide useful information on the structure of the field. However, in turbulent flows standard critical point visual...
Wim C. de Leeuw, Robert van Liere
SIGGRAPH
1999
ACM
15 years 1 months ago
A Perceptually Based Physical Error Metric for Realistic Image Synthesis
We introduce a new concept for accelerating realistic image synthesis algorithms. At the core of this procedure is a novel physical error metric that correctly predicts the percep...
Mahesh Ramasubramanian, Sumanta N. Pattanaik, Dona...