Results 41 to 50 of about 185,697 (306)

Frequent Itemsets Mining With Differential Privacy Over Large-Scale Data

open access: yesIEEE Access, 2018
Frequent itemsets mining with differential privacy refers to the problem of mining all frequent itemsets whose supports are above a given threshold in a given transactional dataset, with the constraint that the mined results should not break the privacy ...
Xinyu Xiong   +6 more
doaj   +1 more source

Distribution of Large-Scale English Test Scores Based on Data Mining

open access: yesComplexity, 2021
Data mining technology is an effective knowledge mining and data relationship induction technology based on massive data, which is widely used in data analysis in many fields.
Na Chu, Wanzhi Ma
doaj   +1 more source

Low‐Angle Grain Boundaries and Re‐Segregation in Single‐Crystalline Ni‐Base Superalloys

open access: yesAdvanced Engineering Materials, EarlyView.
This work demonstrates that Re‐segregation at low‐angle grain boundaries (LAGBs) in Ni‐base superalloys is influenced by misorientation angle. Advanced microscopy and atom probe tomography reveal that higher misorientation angles increases Re‐segregation.
Alireza B. Parsa   +9 more
wiley   +1 more source

Mechanisms of Mining Seismicity under Large Scale Exploitation with Multikey Strata

open access: yesShock and Vibration, 2015
The dynamic disasters are aggravating with the increase of exploitation scale and intensity in Chinese coal mines, to further understand this problem, we studied the mechanisms of mining tremors induced by key strata movement and instability under large ...
Hu He, Linming Dou, Anye Cao, Jun Fan
doaj   +1 more source

Visual management of large scale data mining projects [PDF]

open access: yesBiocomputing 2000, 1999
This paper describes a unified framework for visualizing the preparations for, and results of, hundreds of machine learning experiments. These experiments were designed to improve the accuracy of enzyme functional predictions from sequence, and in many cases were successful.
I, Shah, L, Hunter
openaire   +2 more sources

Field Report from Collaborative Research Center 1625: Heterogeneous Research Data Management Using Ontology Representations

open access: yesAdvanced Engineering Materials, EarlyView.
A unified research data management framework for heterogeneous materials data is presented. The system integrates multimodal datasets using ontologies and knowledge graphs, enabling interoperability and FAIR (findable, accessible, interoperable, reusable) data principles. By linking data across scales and workflows, it supports reproducible, Artifitial
Doaa Mohamed   +6 more
wiley   +1 more source

Toolkit-based high-performance data mining of large data on MapReduce clusters

open access: yes, 2009
S.296-301The enormous growth of data in a variety of applications has increased the need for high performance data mining based on distributed environments. However, standard data mining toolkits per se do not allow the usage of computing clusters.
Wegener, Dennis   +3 more
core   +1 more source

DebateSum: A large-scale argument mining and summarization dataset

open access: yesCoRR, 2020
Prior work in Argument Mining frequently alludes to its potential applications in automatic debating systems. Despite this focus, almost no datasets or models exist which apply natural language processing techniques to problems found within competitive formal debate. To remedy this, we present the DebateSum dataset. DebateSum consists of 187,386 unique
Allen Roush, Arvind Balaji
openaire   +3 more sources

Recycling of NiTi Shape Memory Alloys: Fundamental and Technological Aspects of a Vacuum Induction Melting Processing Route

open access: yesAdvanced Engineering Materials, EarlyView.
The present study investigates recycling of NiTi shape memory alloys via vacuum induction melting. An ingot was synthesized from elemental Ni and Ti and subjected to three subsequent remelting cycles. Remelting increases process durations and impurity levels and adversely affects microstructures and functional properties.
Sakia Sophia Noorzayee   +7 more
wiley   +1 more source

Investigating Performance Indictors Disclosure in Sustainability Reports of Large Mining Companies in Ghana [PDF]

open access: yes, 2017
Purpose: This study examines the degree, contents and trend development of Global Reporting Initiative (GRI) performance indicators disclosed in Sustainability Reports of large mining companies in Ghana.
Yago, MA   +9 more
core   +1 more source

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