The proceedings contain 50 papers from XVII brazilian symposium on computer graphics and image processing, SIMBGRAPI 2004. The topics discussed include: an adaptive approach to mammographic image denoising and enhance...
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The proceedings contain 50 papers from XVII brazilian symposium on computer graphics and image processing, SIMBGRAPI 2004. The topics discussed include: an adaptive approach to mammographic image denoising and enhancement, segmentation of clinical structures from images of the human pelvic area;informed position based watermarking;level lines continuation based digital inpainting;image segmentation by tree pruning;a robust linear-parbolic model for lane following;rectangle detection based on a windowed Hough transform;underwater stereo;interactive editing of multiresolution meshes;arc-length based curvature estimator;curvature dependent polygonization of implicit surface;and Navier-Stokes on programmable graphics hardware using SMAC.
The proceedings contain 6 papers. The topics discussed include: introduction to GPU programming with GLSL;geometric algebra: a powerful tool for solving geometric problems in visual computing;multiscale methods for im...
ISBN:
(纸本)9780769538150
The proceedings contain 6 papers. The topics discussed include: introduction to GPU programming with GLSL;geometric algebra: a powerful tool for solving geometric problems in visual computing;multiscale methods for imageprocessing: the wavelet and the scale-space approaches;unleashing the power of the Playstation 3 to boost graphics programming;digital imageprocessing in remote sensing;and advanced techniques in CBIR: local descriptors, visual dictionaries and bags of features.
The proceedings contain 40 papers. The topics discussed include: a simple framework for natural animation of digitized models;application-independent accurate mouse placements on surfaces of arbitrary geometry;color m...
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ISBN:
(纸本)0769529968
The proceedings contain 40 papers. The topics discussed include: a simple framework for natural animation of digitized models;application-independent accurate mouse placements on surfaces of arbitrary geometry;color mathematical morphology based on partial ordering of spectra;new tensorial representation of color images: tensorial morphological gradient applied to color image segmentation;two-stage binary image operator design: an approach based on interaction information;seed-relative segmentation robustness of watershed and Fuzzy connectedness approaches;an exact and efficient algorithm for the orthogonal art gallery problem;robust and adaptive surface reconstruction using partition of unity implicits;data hiding for binary documents robust to print-scan, photocopy and geometric distortions;improved reversible mapping from color to gray;and rotation-invariant and scale-invariant steerable pyramid decomposition for texture image retrieval.
The proceedings contain 44 papers. The topics discussed include: dealing with multi-scale depth changes and motion in depth edge detection;parabolic polygons and discrete affine geometry;actively illuminated objects u...
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ISBN:
(纸本)0769526861
The proceedings contain 44 papers. The topics discussed include: dealing with multi-scale depth changes and motion in depth edge detection;parabolic polygons and discrete affine geometry;actively illuminated objects using graph-cuts;a computer-assisted colorization algorithm based on topological difference;increasing statistical power in medical image analysis;non-extensive entropy for CAD systems of breast cancer images;hardware-assisted rendering of CSG models;plausible image based soft shadows using occlusion textures;directing the attention of a wearable camera by pointing gestures;subspace hierarchical particle filter;robust adaptive meshes for implicit surfaces;a statistical discriminant model for face interpretation and reconstruction;vector field reconstruction from sparse samples with applications;motion segmentation using mathematical morphology;detection of unusual motion using computer vision;and video segmentation by supervised learning.
The proceedings contain 44 papers. The topics discussed include: hermite interpolation of implicit surfaces with radial basis functions;Legolizer: a real-time system for modeling and rendering LEGO representations of ...
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ISBN:
(纸本)9780769538136
The proceedings contain 44 papers. The topics discussed include: hermite interpolation of implicit surfaces with radial basis functions;Legolizer: a real-time system for modeling and rendering LEGO representations of boundary models;synthesis and transfer of time-variant material appearance on images;perspective contouring in illustrative visualization;salient clustering for view-dependent multiresolution rendering;fast medial axis transform for planar domains with general boundaries;rectangular hexagonal mesh generation for parametric modeling;segmentation of brain structures by watershed transform on tensorial morphological gradient of diffusion tensor imaging;the use of high resolution images in morphological operator learning;GSAShrink: a novel iterative approach for wavelet-based image denoising;a regularized nonlinear diffusion approach for texture image denoising;and mammography images restoration by quantum noise reduction and inverse MTF filtering.
The proceedings contain 38 papers. The topics discussed include: automatic produce classification from images using color, texture and appearance cues;face recognition aiding historical photographs indexing using a tw...
ISBN:
(纸本)9780769533582
The proceedings contain 38 papers. The topics discussed include: automatic produce classification from images using color, texture and appearance cues;face recognition aiding historical photographs indexing using a two-stage training scheme and an enhanced distance measure;a new training algorithm for pattern recognition technique based on straight line segments;crop type recognition based on Hidden Markov Models of plant phenology;synchronizing video cameras with non-overlapping fields of view;people detection under occlusion in multiple camera views;occlusion handling for object tracking using a fast level set method;efficient text color modulation for printed side communications and data hiding;estimating the skew angle of scanned document through background area information;and benchmark for quantitative evaluation of assisted object segmentation methods to image sequences.
The proceedings contain 48 papers. The topics discussed include: on the effect in the convergence and quality of statistical image reconstruction for emission tomography using block-iterative algorithms;content-based ...
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ISBN:
(纸本)0769523897
The proceedings contain 48 papers. The topics discussed include: on the effect in the convergence and quality of statistical image reconstruction for emission tomography using block-iterative algorithms;content-based diagnostic hysteroscopy summaries for video browsing;automatic iris segmentation using active near infra red lighting;curvature motion for union of balls;combining methods to stabilize and increase performance of neural network-based classifiers;a linear algorithm for exact pattern matching in planar subdivisions;an improved linear-parabolic model for lane following and curve detection;performance analysis of oriented feature detectors;computing box dimensions from single perspective images in real time;document reconstruction based on feature matching;determining the appropriate feature set for fish classification tasks;simple adaptive mosaic effects;and reduction of interband correlation of landsat image compression.
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