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ICIP
2009
IEEE
15 years 3 months ago
Semantic keyword extraction via adaptive text binarization of unstructured unsourced video
We propose a fully automatic method for summarizing and indexing unstructured presentation videos based on text extracted from the projected slides. We use changes of text in the ...
Michele Merler, John R. Kender
ICMCS
2009
IEEE
142views Multimedia» more  ICMCS 2009»
15 years 3 months ago
PTZ camera calibration for Augmented Virtual Environments
Augmented Virtual Environments(AVE) are very effective in the application of surveillance, in which multiple video streams are projected onto a 3D urban model for better visualiza...
Lu Wang, Suya You, Ulrich Neumann
CORR
2010
Springer
207views Education» more  CORR 2010»
15 years 2 months ago
TILT: Transform Invariant Low-rank Textures
Abstract. In this paper, we show how to efficiently and effectively extract a rich class of low-rank textures in a 3D scene from 2D images despite significant distortion and warpin...
Zhengdong Zhang, Arvind Ganesh, Xiao Liang, Yi Ma
BMVC
2010
15 years 13 days ago
Epipolar Constraints for Multiscale Matching
Many recent keypoint detectors associate a local scale (for multiscale detectors) or even a full affine frame (for affine-invariant detectors) to each detected keypoint. Although ...
Bill Triggs, Pashmina Bendale
IEEEVAST
2010
15 years 8 days ago
Flow-based scatterplots for sensitivity analysis
Visualization of multi-dimensional data is challenging due to the number of complex correlations that may be present in the data but that are difficult to be visually identified. ...
Yu-Hsuan Chan, Carlos D. Correa, Kwan-Liu Ma