Search Results - "Sato, André Kubagawa"

A separation and compaction algorithm for the two-open dimension nesting problem using penetration-fit raster and obstruction map by Sato, André Kubagawa, Mundim, Leandro Resende, Martins, Thiago Castro, Tsuzuki, Marcos Sales Guerra

“…Nesting Problems, which are important subjects in the cutting and packing field, involve convex and nonconvex polygons and are common in several industries…”
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Raster penetration map applied to the irregular packing problem by Sato, André Kubagawa, Martins, Thiago Castro, Gomes, Antonio Miguel, Tsuzuki, Marcos Sales Guerra

“…•The raster penetration map determines the local optimum with minimum penetration.•The results using benchmark data sets from the literature showed to be very…”
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GPU implementation of an incomplete Cholesky conjugate gradient solver for a FEM-generated system using full kernel consolidation by Sato, André Kubagawa, Martins, Thiago Castro, Tsuzuki, Marcos Sales Guerra

“…The finite element method (FEM) is a widely used technique to solve partial differential equations and can thus be applied to describe different physical…”
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A study on GPU acceleration applied to 2D irregular packing problems by Sato, André Kubagawa, Castro Martins, Thiago, Tsuzuki, Marcos Sales Guerra

“…Irregular packing problems are an important subject of study in C&P problems. An efficient solution can have a great economic and environmental impact. The…”
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A review of electrical impedance tomography in lung applications: Theory and algorithms for absolute images by Martins, Thiago de Castro, Sato, André Kubagawa, Moura, Fernando Silva de, Camargo, Erick Dario León Bueno de, Silva, Olavo Luppi, Santos, Talles Batista Rattis, Zhao, Zhanqi, Möeller, Knut, Amato, Marcelo Brito Passos, Mueller, Jennifer L., Lima, Raul Gonzalez, Tsuzuki, Marcos de Sales Guerra

“…Electrical Impedance Tomography (EIT) is under fast development. The present paper is a review of some procedures that have contributed to improve spatial…”
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GPU acceleration of absolute EIT image reconstruction using simulated annealing by Tavares, Renato Seiji, Sato, André Kubagawa, Martins, Thiago Castro, Lima, Raul Gonzalez, Tsuzuki, Marcos Sales Guerra

“…•A new sparse matrix representation to support the conjugated gradients is proposed.•The inverse problem is solved by a hybrid processing using CPU and…”
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3D reconstruction and multiple point cloud registration using a low precision RGB-D sensor by Takimoto, Rogério Yugo, Tsuzuki, Marcos de Sales Guerra, Vogelaar, Renato, Martins, Thiago de Castro, Sato, André Kubagawa, Iwao, Yuma, Gotoh, Toshiyuki, Kagei, Seiichiro

“…A 3D reconstruction method using feature points is presented and the parameters used to improve the reconstruction are discussed. The precision of the 3D…”
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A pairwise exact placement algorithm for the irregular nesting problem by Sato, André Kubagawa, Martins, Thiago de Castro, Tsuzuki, Marcos de Sales Guerra

“…The irregular nesting problem, a subset of cutting and packing problems, aims to minimise waste or unoccupied space inside a container and is found in wood,…”
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An algorithm for the strip packing problem using collision free region and exact fitting placement by Sato, André Kubagawa, Martins, Thiago Castro, Tsuzuki, Marcos Sales Guerra

“…The irregular shape packing problem is approached. The container has a fixed width and an open dimension to be minimized. The proposed algorithm constructively…”
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Propagation-based marching cubes algorithm using open boundary loop by Tsuzuki, Marcos de Sales Guerra, Sato, André Kubagawa, Ueda, Edson Kenji, Martins, Thiago de Castro, Takimoto, Rogério Yugo, Iwao, Yuma, Abe, Leonardo Ishida, Gotoh, Toshiyuki, Kagei, Seiichiro

“…The marching cubes (MC) algorithm is employed to generated triangular meshes for visualizing medical images, sculpture scans and mathematical surfaces. It…”
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Collision free region determination by modified polygonal Boolean operations by Sato, André Kubagawa, Martins, Thiago Castro, Tsuzuki, Marcos Sales Guerra

“…Cutting and packing problems are found in numerous industries such as garment, wood and shipbuilding. The collision free region concept is presented, as it…”
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Registration of temporal sequences of coronal and sagittal MR images through respiratory patterns by Sato, André Kubagawa, Stevo, Neylor Antunes, Tavares, Renato Seiji, Tsuzuki, Marcos Sales Guerra, Kadota, Eiji, Gotoh, Toshiyuki, Kagei, Seiichiro, Iwasawa, Tae

“…This work discusses the determination of the breathing patterns in time sequence of images obtained from magnetic resonance (MR) and their use in the temporal…”
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Multiple registration of coronal and sagittal MR temporal image sequences based on Hough transform by Stevo, Neylor Antunes, Sato, Andre Kubagawa, de Sales Guerra Tsuzuki, Marcos, Gotoh, Toshiyuki, Kagei, Seiichiro, Iwasawa, Tae

“…This work discusses the use of breathing patterns present in time sequences of MR images in the temporal registration of coronal and sagittal images. The…”
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Modelo de alerta de intensidade de risco de fogo utilizando algoritmo de regressão logística ordinal de classificação by Hanamoto, Juniti, Najafabadi, Hossein Rostami, Sato, Andre Kubagawa, Tsuzuki, Marcos S. G.

“…The goal of the study is to analyze the Ordinal Logistic Regression model to predict the classification classes associated with the risk of fire attribute. For…”
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Temporal segmentation of lung region MR image sequences using hough transform by Tavares, R S, Sato, A K, de Sales Guerra Tsuzuki, M, Gotoh, T, Kagei, S, Iwasawa, T

“…In this work, segmentation is an intermediate step in the registration and 3D reconstruction of the lung, where the diaphragmatic surface is automatically and…”
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Matrix-vector multiplication and triangular linear solver using GPGPU for symmetric positive definite matrices derived from elliptic equations by de Castro Martins, T., de Miranda Kian, J., Kubagawa Sato, Andre, de Sales Guerra Tsuzuki, M.

“…The modern GPUs are well suited for intensive computational tasks and massive parallel computation. Sparse matrix multiplication and linear triangular solver…”
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Translational placement using simulated annealing and collision free region with parallel processing by Sato, André K, Takimoto, Rogério Y, de Castro Martins, T, de Sales Guerra Tsuzuki, M

“…The irregular shape packing problem is a combinatorial optimization problem that consists of arranging items on a container in such way that no item overlaps…”
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Detecting function patterns with interval Hough transform by Takimoto, R Y, Chalella das Neves, Andre, Mafalda, R, Sato, A K, Tavares, R S, Stevo, N A, de Sales Guerra Tsuzuki, M

“…The Hough transform is a feature extraction technique used in image analysis, computer vision and digital image processing. Usually it is used for detecting…”
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Parallel layout construction algorithm for irregular shape packing problems by Sato, A. K., de Castro Martins, T., de Sales Guerra Tsuzuki, M.

“…Cutting and packing problems arise in a variety of industries, including garment, wood and shipbuilding. Irregular shape packing is a special case which admits…”
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