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281
Study on In Situ Stress Measurement and Surrounding Rock Control Technology in Deep Mine
Published 2020-01-01“…In situ stress is the direct cause of roadway deformation and failure in the process of deep mining activities. The measured data of in situ stress in the Shuanghe coal mine show that the maximum principal stress is 44.94~50.61 MPa, and the maximum principal stress direction is near horizontal direction, which belongs to tectonic stress field. …”
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282
An Incremental Interesting Maximal Frequent Itemset Mining Based on FP-Growth Algorithm
Published 2022-01-01“…Frequent itemset mining is the most important step of association rule mining. …”
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283
Confined and mined: anthropogenic river modification as a driver of flood risk change
Published 2025-01-01“…Abstract Rivers are often confined by structures and subjected to aggregate mining. In dynamic rivers, these interventions cause changes to riverbed and bank topography that potentially cause changes in hydraulics and flood risk. …”
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284
The Consequences of Mining Damage and their Impact on the Natural Environment – a Case Study of Trzebinia
Published 2024-12-01Subjects: “…post-mining areas…”
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285
AN EFFICIENT ALGORITHM FOR MINING FREQUENT ITEM-SETS CONTAINING A CONSTRAINT SUBSET
Published 2013-06-01Subjects: Get full text
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286
Fracture Mechanical Behavior of Cracked Cantilever Roof with Large Cutting Height Mining
Published 2020-01-01“…Accurately predicting the roof collapse span is crucial in ensuring the safe production of thick seam mining with large mining height, which is easy in forming a “cantilever beam” structure. …”
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287
Design and Implementation of an Online Learning Behavior Evaluation System Based on Data Mining
Published 2022-01-01“…In order to study the problem that most of the existing Web-based distance education systems lack the monitoring of the learning process and the evaluation of students’ online learning behavior, a method of designing an online learning behavior evaluation system based on data mining is proposed, and an online learning behavior evaluation system is implemented. …”
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288
Quantitative determination of the leaching range of in-situ leaching mining area by stagnation point
Published 2025-02-01Get full text
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289
Mining the Ocean Genome: Global Bioprospecting Expeditions and Genomic Extractivism on the Oceanic Frontier
Published 2023-06-01“…We argue that emergent practices of ocean bioprospecting are sparking new ways of thinking, living and exploiting marine ecosystems as «genomic mines». We chart the recent history of genomic bioprospecting operations in the global ocean – focusing on the Sorcerer II expedition (2004-2006) and the Tara Oceans project (2009-2013) – and recount the rise of the «ocean genome» as an object of knowledge and a target of extractivist practices. …”
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290
Coal Mine Gas Explosion Vulnerability Assessment Based on the “Glass Heart” Model
Published 2021-01-01“…Gas explosion, which is the main type of accidents reported in coal mines, comes with serious economic and safety consequences. …”
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291
Research on Feature Fusion Method of Mine Microseismic Signal Based on Unsupervised Learning
Published 2021-01-01“…The feature extraction of high-precision microseismic signals is an important prerequisite for multicategory recognition of microseismic signals, and it is also an important basis for intelligent sensing modules in smart mines. Aiming at the problem of unobvious feature extraction of multiclass mine microseismic signals, this paper is based on the unsupervised learning method in the deep learning method, combined with wavelet packet energy ratio and empirical modulus singular value decomposition, and proposes a method based on wavelet packet energy and empirical modulus singular value decomposition and proposes a method (M-W&E) based on wavelet packet energy and empirical modulus singular value decomposition. …”
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292
Design Method for Specific Charge in Deep Mining considering Influence of In Situ Stress
Published 2021-01-01“…In situ stress has a large influence on blasts in deep mines and should be considered in blasting design. …”
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293
Hydrogeochemical Evolution and Control Mechanism of Underground Multiaquifer System in Coal Mine Area
Published 2020-01-01“…Mining activities interfere into the natural groundwater chemical environment, which may lead to hydrogeochemical changes of aquifers and mine water inrush disasters. …”
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294
Characterization of Road Condition with Data Mining Based on Measured Kinematic Vehicle Parameters
Published 2018-01-01“…This work aims at classifying the road condition with data mining methods using simple acceleration sensors and gyroscopes installed in vehicles. …”
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295
Retracted: Mine Geological Environment Monitoring and Risk Assessment in Arid and Semiarid Areas
Published 2024-01-01Get full text
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296
Multiparty Evolutionary Game Model in Coal Mine Safety Management and Its Application
Published 2018-01-01“…Coal mine safety management involves many interested parties and there are complex relationships between them. …”
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297
Deformation and Failure Mechanism of Surrounding Rock in Mining-Influenced Roadway and the Control Technology
Published 2021-01-01“…Aiming at the problem of surrounding rock deformation and failure of mining roadway and its control, a mechanical model of the circular roadway under the mining environment is established, and the implicit equation of the plastic zone boundary is derived. …”
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298
Analysis of Thermal Environment and Its Influencing Factors in Deep Stope of Metal Mine
Published 2022-01-01“…This will provide some basic basis for the evaluation and prevention of thermal damage in deep mining projects, and is of great significance for improving mine production efficiency.…”
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299
Social ecology of artisanal sand mining in the Niger River around Bamako, Mali.
Published 2025-01-01“…Our study identified five artisanal systems for mining sand and gravel from the Niger River, using tied-up pirogues, single pirogues, carts, tractors, and trucks. …”
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300
Retracted: Prediction of Coal Mining Subsidence Based on Machine Learning Probability Theory
Published 2022-01-01Get full text
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