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COMPGEOM
1991
ACM
15 years 3 months ago
1991
ACM
We provide new combinatorial bounds on the complexity of a face in an arrangement of segments in the plane. In particular, we show that the complexity of a single face in an arran...
SODA
2001
ACM
15 years 1 months ago
2001
ACM
In this paper we present algorithms for a number of problems in geometric pattern matching where the input consist of a collections of segments in the plane. Our work consists of ...
PR
2007
14 years 11 months ago
2007
This paper presents an approach for extracting and segmenting tables from Chinese ink documents based on a matrix model. An ink document is first modeled as a matrix containing i...
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DAGM
2006
Springer
15 years 3 months ago
2006
Springer
Abstract. Active Shape Models are commonly used to recognize and locate different aspects of known rigid objects. However, they require an off-line learning stage, such that the ex...
CVPR
2000
IEEE
16 years 1 months ago
2000
IEEE
In this paper, an efficient global algorithm for vectorizing line drawings is presented. It first extracts a seed segment of a graphic entity from a raster image to obtain its dir...