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检索条件"任意字段=14th Brazilian Symposium on Computer Graphics and Image Processing"
1112 条 记 录,以下是561-570 订阅
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Stochastic Competitive Learning Applied to Handwritten Digit and Letter Clustering
Stochastic Competitive Learning Applied to Handwritten Digit...
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brazilian symposium on computer graphics and image processing (SIBGRAPI)
作者: thiago Silva thiago Cupertino Liang Zhao Department of Computer Sciences Institute of Mathematics and Computer Science (ICMC) University of São Paulo Sao Carlos Sao Paulo Brazil
Competitive learning is an important mechanism for data clustering and pattern recognition. In this paper, we present a rigorous definition of a new type of competitive learning scheme realized on large scale networks... 详细信息
来源: 评论
Real-Time Terrain Modeling Using CPU-GPU Coupled Computation
Real-Time Terrain Modeling Using CPU-GPU Coupled Computation
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brazilian symposium on computer graphics and image processing (SIBGRAPI)
作者: Adrien Bernhardt Andre Maximo Luiz Velho Houssam Hnaidi Marie-Paule Cani INRIA Grenoble University France IMPA Brazil LIRIS CNRS University of Lyon I France
Motivated by the importance of having real-time feedback in sketch-based modeling tools, we propose a framework for terrain edition capable of generating and displaying complex and high-resolution terrains. Our system... 详细信息
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A Parallel Ray Tracing Architecture Suitable for Application-Specific Hardware and GPGPU Implementations
A Parallel Ray Tracing Architecture Suitable for Application...
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Euromicro symposium on Digital System Design
作者: Alexandre S. Nery Nadia Nedjah Felipa M.G. Franca Lech Jozwiak LAM-Computer Architecture and Microelectronics Laboratory Systems Engineering and Computer Science Program COPPE Universidade Federal do Rio de Janeiro Brazil Department of Electrical Engineering-Electronic Systems Eindhoven University of Technology Netherlands Universidade do Estado do Rio de Janeiro Rio de Janeiro RJ BR
the Ray Tracing rendering algorithm can produce high-fidelity images of 3-D scenes, including shadow effects, as well as reflections and transparencies. this is currently done at a processing speed of at most 30 frame... 详细信息
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Visualizing 3D Flow of Black-Oil Reservoir Models on Arbitrary Surfaces Using Projected 2D Line Integral Convolution
Visualizing 3D Flow of Black-Oil Reservoir Models on Arbitra...
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brazilian symposium on computer graphics and image processing (SIBGRAPI)
作者: thiago Toledo Waldemar Celes Tecgraf/PUC-Rio-Computer Science Department Pontifical Catholic University of Rio de Janeiro Brazil
In the oil industry, clear and unambiguous 3D flow visualization techniques are very important to inspect the results of numerical simulation of black-oil reservoir models. In this paper, we revisit the use of line in... 详细信息
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Subspace Clustering for Information Retrieval in Urban Scene Databases
Subspace Clustering for Information Retrieval in Urban Scene...
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brazilian symposium on computer graphics and image processing (SIBGRAPI)
作者: Marcelo Coelho Eduardo Valle C´ssio Santos Junior Arnaldo Araujo Institute of Computing University of Campinas (UNICAMP) Campinas SP Brazil Department of Computer Science Federal Univ. of Minas Gerais (UFMG) Belo Horizonte MG Brazil
We present a comprehensive study of two important subspace clustering algorithms and their contribution to enhance results for the difficult task of matching images of the same object using different devices at differ... 详细信息
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Fast Low Bit-Rate 3D Searchless Fractal Video Encoding
Fast Low Bit-Rate 3D Searchless Fractal Video Encoding
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brazilian symposium on computer graphics and image processing (SIBGRAPI)
作者: Vitor Lima William Schwartz Helio Pedrini Institute of Computing University of Campinas Campinas SP Brazil
Video encoding techniques play an important role in data reduction. Fractal compression has received considerable attention in the past decades. While early methods presented prohibitively large encoding times, recent... 详细信息
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Low Discrepancy Sequences Applied in Block Matching Motion Estimation Algorithms
Low Discrepancy Sequences Applied in Block Matching Motion E...
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brazilian symposium on computer graphics and image processing (SIBGRAPI)
作者: Robson Lins Emerson Lima Silvio Melo Center of Informatics Federal University of Pernambuco (UFPE) Recife Brazil University of Pernambuco (UPE) Brazil
this work presents a fast method for motion estimation by using low discrepancy sequences. the basic idea in this proposal is one based on the reduction of the computational effort involved in the matching of a given ... 详细信息
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Memory-Efficient Computation of Persistent Homology for 3D images Using Discrete Morse theory
Memory-Efficient Computation of Persistent Homology for 3D I...
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brazilian symposium on computer graphics and image processing (SIBGRAPI)
作者: David Gunther Jan Reininghaus Ingrid Hotz Hubert Wagner Zuse Institute Berlin Berlin Germany Institute of Computer Science Jagiellonian University Krakow Poland
We propose a memory-efficient method that computes persistent homology for 3D gray-scale images. the basic idea is to compute the persistence of the induced Morse-Smale complex. Since in practice this complex is much ... 详细信息
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Towards computer-Aided Diagnostics of Screening Mammography Using Content-Based image Retrieval
Towards Computer-Aided Diagnostics of Screening Mammography ...
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brazilian symposium on computer graphics and image processing (SIBGRAPI)
作者: thomas Deserno Michael Soiron Julia Oliveira Arnaldo Araujo Department of Medical Informatics RWTH Aachen University Aachen Germany Department of Computer Science Universidade Federal de Minas Gerais Belo Horizonte MG Brazil
Screening mammography has been established worldwide for early detection of breast cancer, one of the main causes of death among women in occidental countries. In this paper, we aim at moving towards computer-aided di... 详细信息
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Spatio-temporal Resolution Enhancement of Vocal Tract MRI Sequences Based on the Wiener Filter
Spatio-temporal Resolution Enhancement of Vocal Tract MRI Se...
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brazilian symposium on computer graphics and image processing (SIBGRAPI)
作者: Ana Luisa Martins Nelson Mascarenhas Departamento de Computao Universidade Federal de Sao Carlos Sao Carlos Sao Paulo Brazil
Research on human speech production is highly dependent upon information about the position and movements of the speech articulators. Dynamic magnetic resonance imaging (MRI) has been the main tool to support this pro... 详细信息
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