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341
Time-Dependent Electric Vehicle Routing Problem with Time Windows and Path Flexibility
Published 2020-01-01“…Hereinafter, an improved version of the variable neighborhood search (VNS) algorithm is utilized to solve the proposed models, in which multithreading technique is adopted to improve the solution efficiency significantly. Ultimately, several numerical experiments are carried out to test the performance of VNS with a view to the conclusion that the improved VNS is effective in finding high-quality distribution schemes consisted of the distribution routes, traveling paths, and charging plans, which are of practical significance to select and arrange EVs for logistics enterprises.…”
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342
An Optimized Path Planning Method for Coastal Ships Based on Improved DDPG and DP
Published 2021-01-01“…On the other hand, the traditional reward function of DDPG may lead to low learning efficiency and convergence speed of the model. Hence, this paper improves the reward principle of traditional DDPG through the mainline reward function and auxiliary reward function, which not only helps to plan a better path for ship but also improves the convergence speed of the model. …”
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343
Conflict of interests and reconstruction path of the Yellow River water rights trading system
Published 2025-03-01Get full text
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344
A Shortest Distance Priority UAV Path Planning Algorithm for Precision Agriculture
Published 2024-11-01“…In addition, the root mean square propagation (RMSP) method is used to dynamically adjust the learning rate according to gradient changes, which accelerates the learning process and improves path planning efficiency. In this study, firstly, the proposed method was compared with state-of-the-art path planning techniques (including A-star, Dijkstra, and traditional Q-learning) in terms of learning time and path length through a grid-based 2D simulation environment. …”
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345
Tracing the path from conservation to expansion evolutionary insights into NLR genes in oleaceae
Published 2025-02-01Get full text
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346
Digital transformation of modern corporation management tools: the current state and development paths
Published 2022-03-01Get full text
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347
Socio-hydrological prediction of soft-path vs. hard-path in flood risk management under climate change: A case study from the Lower Kelani River Basin, Sri Lanka
Published 2025-04-01“…Floodplain dynamics were assessed under four management options: business-as-usual, soft-path, hard-path, and combined hard- and soft-path scenarios. …”
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348
Energy Efficiency in Network Slicing: Survey and Taxonomy
Published 2025-01-01“…This survey addresses the need for a comprehensive and holistic perspective on energy-efficient NS by reviewing and classifying recent strategies across the NS life cycle. …”
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349
A Scheduling Model in Capturing Methane Gas from Methane Clathrates Deposits
Published 2023-06-01Subjects: Get full text
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350
Adaptive Path Planning for Multi-UAV Systems in Dynamic 3D Environments: A Multi-Objective Framework
Published 2024-12-01“…The Adaptive Multi-Objective Path Planning (AMOPP) framework is highlighted for its ability to balance multiple objectives, including path length, smoothness, collision avoidance, and real-time responsiveness. …”
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351
An advanced Successive Derivative Shortest Path algorithm for concave cost network flow problems
Published 2025-06-01“…To overcome these limitations, this paper proposes the Successive Derivative Shortest Path (SDSP) algorithm, an efficient approach that combines a sequential linear approximation framework with regional first-order information of the objective function. …”
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352
Resilient Multi-Robot Coverage Path Redistribution Using Boustrophedon Decomposition for Environmental Monitoring
Published 2024-11-01“…By iteratively reallocating the failed robot’s coverage path to neighboring robots, the method prevents any single robot from becoming overburdened, ensuring efficient task distribution and continuous environmental monitoring. …”
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353
Multi-Strategy Fusion Path Planning Algorithm for Autonomous Surface Vessels with Dynamic Obstacles
Published 2025-07-01“…The efficient hybrid algorithm yields notable improvements in the path planning success rate, obstacle avoidance efficacy, and path smoothness compared with the isolated employment of either FMM or DWA, demonstrating superiority and practical applicability in maritime scenarios. …”
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354
Path Planning for Construction Robot Based on the Improved A* Algorithm and Building Information Modeling
Published 2025-02-01“…It not only ensures the safety and smoothness of path planning but also enables the fast and efficient generation of environment maps. …”
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355
Precise path following of underactuated ship based on neurodynamic optimization and model predictive control
Published 2025-02-01“…Overall, the simulation results show that the presented efficient predictive controller can achieve arbitrary path following. …”
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356
Construction and Realization Path Analysis of Cross-Border E-Commerce Logistics Collaboration Model
Published 2022-01-01Get full text
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357
Fast Transmission Matrix Measurement of a Multimode Optical Fiber With Common Path Reference
Published 2018-01-01Get full text
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358
Path planning algorithm based on the improved Informed-RRT* using the sea-horse optimizer
Published 2025-02-01“…Additionally, adaptive step sizes and random perturbations were employed to adapt to obstacles in the environment, and the best individuals were chosen to guide the expansion direction of the random tree.ResultsThrough multiple sets of simulation and prototype tests, it is demonstrated that the improved Informed-RRT* algorithm exhibits faster convergence speed, higher search efficiency, and superior path planning performance, providing an efficient solution for path planning in complex environments.…”
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359
Network Lifetime Maximization in Wireless Sensor Networks with a Path-Constrained Mobile Sink
Published 2015-11-01“…The policy increases the network lifetime in wireless sensor networks with path-constrained mobile sink by optimizing the assignment sensor node. …”
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360
Optimization of Distribution Path considering Cost and Customer Satisfaction under New Retail Modes
Published 2021-01-01Get full text
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