Results 31 to 40 of about 148,198 (270)

Deep Neural Network for 3D Shape Classification Based on Mesh Feature

open access: yesSensors, 2022
Virtual reality, driverless cars, and robotics all make extensive use of 3D shape classification. One of the most popular ways to represent 3D data is with polygonal meshes. In particular, triangular mesh is frequently employed.
Mengran Gao   +3 more
doaj   +1 more source

3D CAD model classification based on Convolutional Neural Network

open access: yesJournal of Harbin University of Science and Technology, 2020
Due to the intrinsic complexity of 3D CAD models, the automatic model classification methods are scarce. In this paper, an automatic 3D CAD model classification approach based on Convolutional Neural Network (CNN) is proposed.
DING Bo, YI Ming
doaj   +1 more source

3D gesture classification with convolutional neural networks [PDF]

open access: yes2014 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2014
In this paper, we present an approach that classifies 3D gestures using jointly accelerometer and gyroscope signals from a mobile device. The proposed method is based on a convolutional neural network with a specific structure involving a combination of 1D convolution, averaging, and max-pooling operations. It directly classifies the fixed-length input
Duffner, Stefan   +3 more
openaire   +1 more source

Behavior Recognition Algorithm Based on the Fusion of SE-R3D and LSTM Network

open access: yesIEEE Access, 2021
In view of the fact that the existing behavior recognition algorithms cannot fully extract abstract behavior features, this paper proposes a SE-R3D-LSTM behavior recognition algorithm based on 3D residual convolutional neural network (R3D), which ...
Jin Wu   +3 more
doaj   +1 more source

Research on 3D Reconstruction of Furniture Based on Differentiable Renderer

open access: yesIEEE Access, 2022
Due to the self-obscuration, traditional 3D reconstruction algorithms have difficulty in recovering the 3D structure of an object from a single image. With the rapid development of convolutional neural networks, 3D reconstruction based on deep learning ...
Yalin Miao   +3 more
doaj   +1 more source

Spatiotemporal Convolutional Neural Network with Convolutional Block Attention Module for Micro-Expression Recognition

open access: yesInformation, 2020
A micro-expression is defined as an uncontrollable muscular movement shown on the face of humans when one is trying to conceal or repress his true emotions.
Boyu Chen   +5 more
doaj   +1 more source

3D multi-view convolutional neural networks for lung nodule classification. [PDF]

open access: yesPLoS ONE, 2017
The 3D convolutional neural network (CNN) is able to make full use of the spatial 3D context information of lung nodules, and the multi-view strategy has been shown to be useful for improving the performance of 2D CNN in classifying lung nodules. In this
Guixia Kang   +3 more
doaj   +1 more source

Phase Diagrams of Three-Dimensional Anderson and Quantum Percolation Models using Deep Three-Dimensional Convolutional Neural Network

open access: yes, 2017
The three-dimensional Anderson model is a well-studied model of disordered electron systems that shows the delocalization--localization transition. As in our previous papers on two- and three-dimensional (2D, 3D) quantum phase transitions [J. Phys.
Mano, Tomohiro, Ohtsuki, Tomi
core   +1 more source

DTV-CNN: Neural network based on depth and thickness views for efficient 3D shape classification

open access: yesHeliyon, 2023
Fast and effective algorithms for deep learning on 3D shapes are keys to innovate mechanical and electronic engineering design workflow. In this paper, an efficient 3D shape to 2D images projection algorithm and a shallow 2.5D convolutional neural ...
Qingfeng Xia
doaj   +1 more source

Fully automated condyle segmentation using 3D convolutional neural networks

open access: yesScientific Reports, 2022
AbstractThe aim of this study was to develop an auto-segmentation algorithm for mandibular condyle using the 3D U-Net and perform a stress test to determine the optimal dataset size for achieving clinically acceptable accuracy. 234 cone-beam computed tomography images of mandibular condyles were acquired from 117 subjects from two institutions, which ...
Nayansi Jha   +6 more
openaire   +3 more sources

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