cylindrical panoramas
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Cylindrical panoramas. Rotation Only - Calibrated Case. Calibrated Two views related by rotation only Mapping to a reference view – rotation can be estimated Mapping to a cylindrical surface. Matching SIFT Features. [Brown 2003]. Reject Outliers using RANSAC. [Brown 2003]. - PowerPoint PPT PresentationTRANSCRIPT
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Cylindrical panoramas
UCLA Extension Short Course
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Rotation Only - Calibrated CaseCalibrated Two views related by rotation only
Mapping to a reference view rotation can be estimated
Mapping to a cylindrical surface
UCLA Extension Short Course
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Matching SIFT Features[Brown 2003]
UCLA Extension Short Course
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Reject Outliers using RANSAC[Brown 2003]
UCLA Extension Short Course
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Stitching Images[Brown 2003]
UCLA Extension Short Course
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Do we have to project on to a plane ?Camera Center
UCLA Extension Short Course
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Cylindrical ProjectionCamera Center
UCLA Extension Short Course
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Cylindrical projectionMap 3D point (X,Y,Z) onto cylinderunit cylinder
UCLA Extension Short Course
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Cylindrical ProjectionYX
UCLA Extension Short Course
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Inverse Cylindrical projection
UCLA Extension Short Course
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Removing SeamsDifferences in exposureVignettingSmall misalignments[Brown 2003]
UCLA Extension Short Course
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Multi-band Blending[Burt and Adelson 1983]Multi-resolution technique using image pyramidHides seams but preserves sharp detail[Brown 2003]
UCLA Extension Short Course