Results 1 to 10 of about 156,833 (119)

Safe Autonomous Exploration and Adaptive Path Planning Strategy Using Signed Distance Field

open access: yesIEEE Access, 2023
Autonomous exploration in unknown environment has remained challenging due to unexpected collisions, stuckness and slowdowns around obstacles. This paper reports a novel approach based on Signed Distance Field (SDF), to optimize path planning algorithms ...
Heying Wang   +5 more
doaj   +3 more sources

Fault activity and hydrocarbon accumulation significance of structural belt in northern Kuqa Depression

open access: yes矿业科学学报, 2022
The tectonic belt in northern Kuqa Depression has a long period of fault activity and multi-stage superposition, which has an important influence on hydrocarbon accumulation.Through the combination of growth index profile method, typical profile ...
Zhao Guangjie   +6 more
doaj   +1 more source

Safety-Integrated Online Deep Reinforcement Learning for Mobile Energy Storage System Scheduling and Volt/VAR Control in Power Distribution Networks

open access: yesIEEE Access, 2023
In coupled power distribution and transportation (CPT) system, a joint scheduling framework for mobile energy storage systems (MESSs) and Volt/VAR control (VVC) ensures reliable power distribution grid operations while supporting electric vehicle loads ...
Soi Jeon   +2 more
doaj   +1 more source

Characteristics and main controlling factors of the sweet spot reservoir in the first member of Lower Shihezi Formation of well J58 in Hangjinqi area, Ordos Basin

open access: yes矿业科学学报, 2022
For a long time, the characteristics and main controlling factors of the sweet spot reservoir of tight sandstone gas in the first member of the Shihezi Formation in Hangjinqi area of Ordos Basin are not clear, which restricts the natural gas productivity
Hu Huidong   +4 more
doaj   +1 more source

Adaptive Bayesian Optimization for Fast Exploration Under Safety Constraints

open access: yesIEEE Access, 2023
The industrial field faces the problem of process optimization by finding the factors affecting the yield of the process and controlling them appropriately.
Guk Han, Jongoh Jeong, Jong-Hwan Kim
doaj   +1 more source

Safe Adaptive Deep Reinforcement Learning for Autonomous Driving in Urban Environments. Additional Filter? How and Where?

open access: yesIEEE Access, 2021
Autonomous driving (AD) provides a reliable solution for safe driving by replacing human drivers responsible for the majority of accidents. The emergence of Machine Learning, specifically Deep Reinforcement Learning (DRL), and its ability to solve ...
Sina Alighanbari, Nasser L. Azad
doaj   +1 more source

Safe Optimal Control of Dynamic Systems: Learning from Experts and Safely Exploring New Policies

open access: yesMathematics, 2023
Many real-life systems are usually controlled through policies replicating experts’ knowledge, typically favouring “safety” at the expense of optimality.
Antonio Candelieri   +4 more
doaj   +1 more source

A human-centered safe robot reinforcement learning framework with interactive behaviors

open access: yesFrontiers in Neurorobotics, 2023
Deployment of Reinforcement Learning (RL) algorithms for robotics applications in the real world requires ensuring the safety of the robot and its environment. Safe Robot RL (SRRL) is a crucial step toward achieving human-robot coexistence. In this paper,
Shangding Gu   +5 more
doaj   +1 more source

New Insights into the Drill Cutting Characteristics and Fault Distribution in Gas-Containing Coal Seams

open access: yesGeofluids, 2022
This study is aimed at detecting small faults in coal seams. With coal seams of different buried depths in Luling Coal Mine, Yuenan Coal Mine, and Sihe Coal Mine with obvious difference in hardness and outburst hazards selected as the research objects ...
Xinghua Zhang   +8 more
doaj   +1 more source

Characteristics of paleo-fluid and hydrocarbon charge history of Jurassic reservoir in Dibei gas field,Kuqa depression

open access: yes矿业科学学报, 2020
Petrography microthermometry of fluid inclusion, quantitative grain fluorescence (QGF) and quantitative grain fluorescence on extract(QGF-E) are used to study the paleo-fluid characteristics and hydrocarbon charging history of Jurassic reservoir in Dibei
Zhang Yachao   +5 more
doaj   +1 more source

Home - About - Disclaimer - Privacy