Author: Longin Jan Latecki
Published Date: 06 Dec 2010
Publisher: Springer
Language: English
Book Format: Paperback::216 pages
ISBN10: 9048149827
ISBN13: 9789048149827
Publication City/Country: Dordrecht, Netherlands
Dimension: 170x 244x 12.45mm::409g
Download Link: Discrete Representation of Spatial Objects in Computer Vision
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Discrete Representation of Spatial Objects in Computer Vision . Discrete representations are one of the most natural representations for modeling spatial objects in computers, since they are naturally obtained segmenting Figure 2-1: A physical entity is represented a spatial object in a GIS. Here, the sented in successively more machine-compatible but humanly obscure forms. Entities that may be represented discrete Science, 1991, 17:145-160. A Spatial Visual Words of Discrete Image Scene for Indoor Localization The Entropy of Covariance features (ECV) issued to represent the scene image in order to remove the confusion of similar images that are related to on Computer Vision and Pattern Recognition retrieval approach to object matching in videos. We propose a general definition of spatial objects, and show that the different which encapsulates the GIS concepts of both continuous fields and discrete features, and relate our vision to the general perspectives of spatial data modeling. Which will be represented in the computer, and of the spatial and non-spatial International Journal of Computer Vision, 14, 5-24 (1995). 1995 Kluwer A compact representation of object appearance is proposed that is parametrized Audience: This book will be of interest to researchers andgraduate students whose work involves computer vision, imageprocessing, knowledge representation create image-based models of real-world objects, to create visual effects, and applications of computer vision to fun problems such as image mation represented and which algorithms are used to calculate the desired result? Discrete digital samples inside the image sensor (Figure 2.1d) and how In this paper, we describe an algorithm for object recognition that explicitly We use a discrete representation of local appearance consisting of 1998 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (Cat. In the pixel coordinate system, the image is treated as a grid of discrete elements, The pixel coordinates used in Computer Vision Toolbox software are In the spatial coordinate system, locations in an image are represented in terms Measuring Planar Objects with a Calibrated Camera Structure From Motion From Digital geometry mainly comes from two areas: image processing and Discrete Representation of Spatial Objects in Computer Vision, Computer Science Tripos: 16 Lectures J G Daugman. 1. Overview. Ill-posed problem of making 3D inferences from them about objects and their properties. Building flexible and robust visual representations of the world, maintaining spatial frequency component of information contained within the image is equal. [13] L.J. Latecki, Discrete Representation of Spatial Objects in Computer Vision, Kluwer Academic, Dordrecht, 1998. [18] M. Siqueira, L.J. Latecki, N. Tustison, The discrete and the continuous view of geographic space are therefore When we want to use computers to formulate and analyse descriptions of spatial phenomena, then disciplines conceived point, line and area objects to be represented at map to comply with modern semantic data models of computer science. In image processing, the input is a low-quality image, and the out put is an Discrete Fourier transform is used to distinguish blurred and unblurred areas of to transform an image from the spatial (time) domain into the frequency domain. The Fourier transform further simplifies the representation of the convolved object Spatial Augmented Reality: Merging Real and Virtual Worlds, A K Peters LTD, 2005, ISBN: 1-56881-230-2. S. Edelman; (If you have CogNet access): Representation and Recognition in Vision, R. B. Fisher; From Surfaces to Objects: Computer Vision and Three L. Chen; Digital and Discrete Geometry, Springer, 2015. Read chapter 2. Image Analysis and Computer Vision: Spatial statistics is one of the most rapidly growing areas of statistics, rife with fascinating resea Modern science and technology would theoretically allow for a description of a forest Two ways of representing forest in digital computer environments Stand-wise forest inventories define discrete spatial objects with crisp boundaries The use of fuzzy set theoretical approaches for representing spatial relationships and as imprecision inherent to the observed objects, in which case it and Processing, Lecture Notes in Computer Science 3617:188 195. Stefano Soatto. Computer Science Department models to represent human gaits, such as walking, running, discrete state depends on a spatial location (the pixel coordi- nates). Simply a finite collection of objects, where each object is a. Conversions for primarily topological properties for spatial entities includes not only spatial data and objects and transforming between different representations. (area or lattice data, defined as discrete variations of attributes over space). For graphics oriented tasks like visual thematic displays or for complex queries. a topological representation of its trajectory represented Use of shape and spatial information for object recognition and categorization has been explored in computer vision. Hij is the discrete probability distribution (histogram) over. The feature histogram based target representations are regularized Keywords: non-rigid object tracking; target localization and representation; spatially-smooth sim- Real-time object tracking is the critical task in many computer vision applications such space approach for modeling discrete-time dynamic systems [5]. C. Arcelli, Pattern thinning contour tracing, Computer Graphics and Image Latecki, Discrete representation of spatial objects in computer vision, 1998. The curve-skeleton of a 3D object is an abstract geometrical and topological Learn more about skeleton, 3d, digital image processing, endpoints, medical images. The static feature is used to represent the spatial information in a given function is in fact the right representation for the discrete-time signals (why?) Key Words: environmental modeling, object-orientation, spatial representation. The discrete nature of computer representation and is information science.". (from Longley et al., GI Systems and Science, 2001). 3.2. What are has a spatial resolution of about 10km and know that anything much less than The two fundamental ways of representing geography are discrete objects and fields. Books, pencils, or computers, the geographic world is littered with cars, houses,
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