Results 31 to 40 of about 305,410 (292)

Validation issues in educational data mining:the case of HTML-Tutor and iHelp [PDF]

open access: yes, 2010
Validation is one of the key aspects in data mining and even more so in educational data mining (EDM) owing to the nature of the data. In this chapter, a brief overview of validation in the context of EDM is given and a case study is presented. The field
Cocea, Mihaela, Weibelzahl, Stephan
core   +1 more source

Aualysis of ground strata control of mining in the era of big data

open access: yesMeikuang Anquan, 2021
In recent years, with the gradual development of information technology, mine big data and mine intelligent mining technology have been developed rapidly.
MA Zhanyuan, LI Huamin, LIU Chuang, WANG Shen
doaj   +1 more source

Research on output characteristics of wireless power transmission power source based on transforming network

open access: yesThe Journal of Engineering, 2019
In the wireless power transfer system, the front stage power supply is used to efficiently transfer power to the post-stage circuit. As a bridge connecting the front stage power supply and the rear stage circuit of the wireless power transmission system,
WenRui Liu   +4 more
doaj   +1 more source

Structure Detection and Intelligent Mining Technology of Working Face UnderComplex Geological Conditions

open access: yesMeikuang Anquan, 2020
To promote the safe and efficient mining of intelligent comprehensive mining under complex geological conditions, taking the geological structure of 3124S intelligent comprehensive mining face of Longtan Coal Power Company as the background, the ...
LIANG Wenbin, FAN Kai, ZHUO Jun
doaj   +1 more source

Cooperation between expert knowledge and data mining discovered knowledge: Lessons learned [PDF]

open access: yes, 2012
Expert systems are built from knowledge traditionally elicited from the human expert. It is precisely knowledge elicitation from the expert that is the bottleneck in expert system construction. On the other hand, a data mining system, which automatically
Adomavicius   +20 more
core   +2 more sources

Development of Intelligent Technologies and Machinery for Coal Mining in China’s Underground Coal Mines

open access: yes中国工程科学, 2023
the carbon peaking and carbon neutralization goals and the wave of intelligent coal mine construction, China’s coal machinery industry will transform and upgrade toward intelligence, green, safety, and efficiency.
Ge Shirong   +6 more
doaj   +1 more source

An intelligent recommendation system framework for student relationship management [PDF]

open access: yes, 2010
In order to enhance student satisfaction, many services have been provided in order to meet student needs. A recommendation system is a significant service which can be used to assist students in several ways.
Borirug, S.   +3 more
core   +1 more source

Combined 5‐aminolevulinic acid and ferric ammonium citrate treatment promotes hair follicle growth by activating dermal papilla cells

open access: yesFEBS Open Bio, EarlyView.
5‐Aminolevulinic acid combined with ferric ammonium citrate (5‐ALA/FAC) stimulates dermal papilla cell activity and promotes hair follicle growth. The treatment enhances ERK and AKT signaling, increases hair‐inductive gene expression, and restores dermal papilla function suppressed by dihydrotestosterone and oxidative stress, resulting in enhanced hair
Han‐Wook Ryu, Eok‐Soo Oh, Sewoon Kim
wiley   +1 more source

Key technologies and practices for safe, efficient, and intelligent mining of deep coal resources

open access: yesMeitan kexue jishu
The geological conditions of deep coal resources are complex, and intelligent mining is the only way for the safe, efficient, and green development of deep coal resources. The complete set of intelligent mining technology and equipment that adapts to the
WEI LI, Xikui SUN
doaj   +1 more source

What Do Large Language Models Know About Materials?

open access: yesAdvanced Engineering Materials, EarlyView.
If large language models (LLMs) are to be used inside the material discovery and engineering process, they must be benchmarked for the accurateness of intrinsic material knowledge. The current work introduces 1) a reasoning process through the processing–structure–property–performance chain and 2) a tool for benchmarking knowledge of LLMs concerning ...
Adrian Ehrenhofer   +2 more
wiley   +1 more source

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