3186 search results - page 399 / 638 » A hemispherical imaging camera |
160
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ICCV
2003
IEEE
16 years 8 months ago
2003
IEEE
This article proposes a solution of the Lambertian shape from shading (SFS) problem in the case of a pinhole camera model (performing a perspective projection). Our approach is ba...
164
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ICCV
1999
IEEE
16 years 8 months ago
1999
IEEE
The necessary and sufficient conditions for being able to estimate scene structure, motion and camera calibration from a sequence of images are very rarely satisfied in practice. ...
193
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ECCV
2002
Springer
16 years 8 months ago
2002
Springer
Abstract. The plane-based calibration consists in recovering the internal parameters of the camera from the views of a planar pattern with a known geometric structure. The existing...
200
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ECCV
2000
Springer
16 years 8 months ago
2000
Springer
Abstract. This paper extends the recovery of structure and motion to image sequences with several independently moving objects. The motion, structure, and camera calibration are al...
180
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ICPR
2004
IEEE
16 years 7 months ago
2004
IEEE
The robust localization and tracking of faces in video streams is a fundamental concern for many subsequent multi-modal recognition approaches. Especially in meeting scenarios sev...