Results 1 to 10 of about 2,573 (66)

R-PCR: Recurrent Point Cloud Registration Using High-Order Markov Decision

open access: yesRemote Sensing, 2023
Despite the fact that point cloud registration under noisy conditions has recently begun to be tackled by several non-correspondence algorithms, they neither struggle to fuse the global features nor abandon early state estimation during the iterative ...
Xiaoya Cheng   +4 more
doaj   +3 more sources

Independent Random Recurrent Neural Networks for Infrared Spatial Point Targets Classification

open access: yesApplied Sciences, 2019
Exo-atmospheric infrared (IR) point target discrimination is an important research topic of space surveillance systems. It is difficult to describe the characteristic information of the shape and micro-motion states of the targets and to discriminate ...
Dongya Wu   +3 more
doaj   +3 more sources

MST-RNN: A Multi-Dimension Spatiotemporal Recurrent Neural Networks for Recommending the Next Point of Interest

open access: yesMathematics, 2022
With the increasing popularity of location-aware Internet-of-Vehicle services, the next-Point-of-Interest (POI) recommendation has gained significant research interest, predicting where drivers will go next from their sequential movements.
Chunshan Li   +3 more
doaj   +3 more sources

An Attention-Based Spatiotemporal Gated Recurrent Unit Network for Point-of-Interest Recommendation

open access: yesISPRS International Journal of Geo-Information, 2019
Point-of-interest (POI) recommendation is one of the fundamental tasks for location-based social networks (LBSNs). Some existing methods are mostly based on collaborative filtering (CF), Markov chain (MC) and recurrent neural network (RNN).
Chunyang Liu   +5 more
doaj   +3 more sources

Equicontinuous local dendrite maps

open access: yesApplied General Topology, 2021
Let X be a local dendrite, and f : X → X be a map. Denote by E(X) the set of endpoints of X. We show that if E(X) is countable, then the following are equivalent: (1) f is equicontinuous; (2)  fn (X) = R(f); (3) f|  fn (X) is equicontinuous; (4) f ...
Aymen Haj Salem   +2 more
doaj   +1 more source

The Research of Sequence Shadowing Property and Regularly Recurrent Point on the Double Inverse Limit Space

open access: yesJournal of Function Spaces, 2022
According to the definition of sequence shadowing property and regularly recurrent point in the inverse limit space, we introduce the concept of sequence shadowing property and regularly recurrent point in the double inverse limit space and study their ...
Zhan jiang Ji
doaj   +1 more source

The Effects of Preoperative Coronary Collateral Circulation on Cardiac-Related Events after Coronary Artery Bypass Graft Surgery [PDF]

open access: yesBrazilian Journal of Cardiovascular Surgery, 2021
Introduction: This study aimed to evaluate the effects of coronary collateral circulation (CCC) in patients who had undergone coronary artery bypass grafting (CABG).
Hasan Güngör   +6 more
doaj   +1 more source

Application of Markov Chain Techniques for Selecting Efficient Financial Stocks for Investment Portfolio Construction

open access: yesJournal of Applied Mathematics, 2022
In this paper, we apply Markov chain techniques to select the best financial stocks listed on the Ghana Stock Exchange based on the mean recurrent times and steady-state distribution for investment and portfolio construction.
Gabriel Kallah-Dagadu   +4 more
doaj   +1 more source

Important Trading Point Prediction Using a Hybrid Convolutional Recurrent Neural Network

open access: yesApplied Sciences, 2021
Stock performance prediction plays an important role in determining the appropriate timing of buying or selling a stock in the development of a trading system.
Xinpeng Yu, Dagang Li
doaj   +1 more source

Segmentation of Points in the Future: Joint Segmentation and Prediction of a Point Cloud

open access: yesIEEE Access, 2021
Recognizing and predicting future three-dimensional (3D) scenes are crucial steps for real-time vision-based control systems, as these steps enable them to react appropriately in advance.
Cheng Wencan, Jong Hwan Ko
doaj   +1 more source

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