the article presents information on selected papers from the 18thbraziliansymposium on computergraphics and imageprocessing Rio Grande do Norte, Brazil. the paper 'A Randomized Approach for Patch-based Texture...
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the article presents information on selected papers from the 18thbraziliansymposium on computergraphics and imageprocessing Rio Grande do Norte, Brazil. the paper 'A Randomized Approach for Patch-based Texture Synthesis Using Wavelets' by Leandro Tonietto, Marcelo Walter and Claudio R. Jung, discusses a wavelet-based approach for selecting blocks in patch-based texture synthesis. the second paper was 'GEncode: Geometry-driven Compression for General Meshes' by thomas Lewiner and colleagues.
the proceedings contain 85 papers. the topics discussed include: ongoing learning for supervised pattern recognition;performance evaluation of prototype selection algorithms for nearest neighbor classification;on reco...
ISBN:
(纸本)0769513301
the proceedings contain 85 papers. the topics discussed include: ongoing learning for supervised pattern recognition;performance evaluation of prototype selection algorithms for nearest neighbor classification;on reconstructing surfaces of arbitrary topology from a range image;multi-resolution classification trees in OCR design;an OOP approach for mesh generation of multi-region models with NURBS;high-level verification of handwritten numeral strings;discrete scale spaces via heat equation;hybrid human-machine non-linear filter design using envelopes;procedural models on image synthesis for ocean animation;fast multidimensional parallel Euclidean distance transform based on mathematical morphology;connected filtering by gray-level classification through morphological histogram processing;multi-bands image analysis using local fractal dimension;microarray gridding by mathematical morphology;procedural shape synthesis on subdivision surfaces;and dynamic algorithm binding for interactive walkthroughs.
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 contains 29 papers from the X braziliansymposium of computer Graphic and imageprocessing. Topics discussed include: high quality rendering of two-dimensional continuous curves;real time rendering of ...
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the proceedings contains 29 papers from the X braziliansymposium of computer Graphic and imageprocessing. Topics discussed include: high quality rendering of two-dimensional continuous curves;real time rendering of photo-textured terrain height fields;interactive animation;hierarchical skeleton-based implicit model;representation of conics in the oriented projective plane;wavelet and entropy analysis combination to evaluate diffusion and correlation behaviors;multiscale segmentation and enhancement in mammograms;similarity-based versus template matching-based methodologies for image alignment of polyhedral-like objects under noisy conditions;and morphological operators characterized by neighborhood graphs.
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 52 papers. the topics discussed include: an approximation for normal vectors of deformable models;a hole-filling strategy for reconstruction of smooth surfaces in range images;moving least squa...
ISBN:
(纸本)0769520324
the proceedings contain 52 papers. the topics discussed include: an approximation for normal vectors of deformable models;a hole-filling strategy for reconstruction of smooth surfaces in range images;moving least squares multiresolution surface approximation;fast stellar mesh simplification;reliable algorithms for ray intersection in computergraphics based on interval arithmetic;a topological framework for advancing front triangulation;reconstruction using surface dedicated tensorial fields;a non-self-intersection Douglas-Peucker algorithm;the language LinF for fractal specification;creating and editing curves on subdivision surfaces;a rules-based model used to describe group dynamics for games;frequency plot and relevance plot to enhance visual data exploration;and frequency plot and relevance plot to enhance visual data exploration.
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.
the proceedings contain 87 papers. the topics discussed include: a semi-automatic surface reconstruction framework based on T-surfaces and isosurface extraction methods;DSVOL II - a distributed visualization and sonif...
ISBN:
(纸本)076951846X
the proceedings contain 87 papers. the topics discussed include: a semi-automatic surface reconstruction framework based on T-surfaces and isosurface extraction methods;DSVOL II - a distributed visualization and sonification application communicating via an XML-based protocol;visualizing inner structures in multimodal volume data;evaluating an adaptive windowing scheme in speckle noise MAP filtering;multispectral image data fusion using projections onto convex sets techniques;texture feature neural classifier for remote sensing image retrieval systems;filtering sparse data with 3D tensorial structuring elements;combining approximate geometry with view-dependent texture mapping - a hybrid approach to 3D video teleconferencing;improvement and invariance analysis of Zernike moments using as a region-based shape descriptor;automatic method for assessment of Telangiectasia degreeing by mathematical morphology;and approximating parametric curves with strip trees using affine arithmetic.
the proceedings contain 67 papers. the topics discussed include: a visual attention model for tracking regions based on color correlograms;multiple correspondences in stereo vision under a genetic algorithm approach;t...
ISBN:
(纸本)0769508782
the proceedings contain 67 papers. the topics discussed include: a visual attention model for tracking regions based on color correlograms;multiple correspondences in stereo vision under a genetic algorithm approach;target search by bottom-up and top-down fuzzy information;handwritten digits segmentation based on structural approach;probabilistic intensity mapping in MRI image registration;a boundary extraction approach based on multi-resolution methods and the T-snakes framework;towards 3d reconstruction of endoscope images using shape from shading;an off-line signature verification system using hidden Markov model and cross-validation;robust approximation of offsets and bisectors of plane curves;on estimating local geometric properties of intersection curves;directional analysis of images with Gabor wavelets;stochastic texture image retrieval and similarity matching;minitomography scanner for agriculture based on dual-energy compton scattering;and fast Euclidean distance transform using a graph-search algorithm.
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