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This paper presents the generative image processing model for extracting themes from aerial imagery. We model image as a collection of themes and each theme as a collection of objects. We learn urban themes using unsupervised Latent Dirichlet Allocation. Further, we use the learned topic (theme) model directly to infer some of the important parameters of facility management. On a test dataset of the...
Defocus blur correction for projectors using a camera is useful when the projector is used in ad hoc environments. However, past literature has not explicitly considered the common situation when the projection surface includes a corner made up of two planar surfaces that abut each other, such as the ubiquitous office cubicle. In this paper, we advance the state of the art by demonstrating defocus...
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