Results 11 to 20 of about 635,391 (212)

On Aircraft Trajectory Type Recognition Based on Frequent Route Patterns [PDF]

open access: yesJisuanji kexue, 2021
With the development of global positioning and radar technology,more and more trajectory data can be collected.In particular,trajectories generated by aircrafts,ships,migratory birds are complicated and varied,and free from any constraints on the ground ...
SONG Jia-geng, ZHANG Fu-sang, JIN Bei-hong, DOU Zhu-mei
doaj   +1 more source

A Caching Strategy for Transparent Computing Server Side Based on Data Block Relevance

open access: yesInformation, 2018
The performance bottleneck of transparent computing (TC) is on the server side. Caching is one of the key factors of the server-side performance. The count of disk input/output (I/O) can be reduced if multiple data blocks that are correlated with the ...
Bin Wang   +3 more
doaj   +1 more source

Most frequent gait patterns in diplegic spastic cerebral palsy [PDF]

open access: yesActa Ortopédica Brasileira, 2014
OBJECTIVE: To identify gait patterns in a large group of children with diplegic cerebral palsy and to characterize each group according to age, Gross Motor Function Classification System (GMFCS) level, Gait Deviation Index (GDI) and previous surgical ...
Mauro César de Morais Filho   +5 more
doaj   +1 more source

k-PFPMiner: Top-k Periodic Frequent Patterns in Big Temporal Databases

open access: yesIEEE Access, 2023
Finding periodic-frequent patterns in temporal databases is a prominent data mining problem with bountiful applications. It involves discovering all patterns in a database that satisfy the user-specified minimum support ( $min{\_{}}sup$ ) and maximum ...
Palla Likhitha   +4 more
doaj   +1 more source

Parallel Incremental Mining of Regular-Frequent Patterns from WSNs Big Data [PDF]

open access: yesJournal of Artificial Intelligence and Data Mining, 2023
Efficient regular-frequent pattern mining from sensors-produced data has become a challenge. The large volume of data leads to prolonged runtime, thus delaying vital predictions and decision makings which need an immediate response.
Sadegh Rahmani-Boldaji   +2 more
doaj   +1 more source

Approximation of Probabilistic Maximal Frequent Itemset Mining Over Uncertain Sensed Data

open access: yesIEEE Access, 2020
Event detection by discovering frequent itemsets is very popular in sensor network communities. However, the recorded data is often a probability rather than a determined value in a really productive environment as sensed data is often affected by noise.
Sheng Chen   +4 more
doaj   +1 more source

An N-List-Based Approach for Mining Frequent Inter-Transaction Patterns

open access: yesIEEE Access, 2020
Mining frequent inter-transaction patterns (ITPs) from large databases is both useful and of interest. Since frequent inter-transaction patterns (FITPs) are discovered across transactions in a transaction database (TD), the number of patterns is very ...
Thanh-Ngo Nguyen   +4 more
doaj   +1 more source

A New Fast Vertical Method for Mining Frequent Patterns [PDF]

open access: yesInternational Journal of Computational Intelligence Systems, 2010
Vertical mining methods are very effective for mining frequent patterns and usually outperform horizontal mining methods. However, the vertical methods become ineffective since the intersection time starts to be costly when the cardinality of tidset (tid-
Zhihong Deng, Zhonghui Wang
doaj   +1 more source

An Optimization of Closed Frequent Subgraph Mining Algorithm

open access: yesCybernetics and Information Technologies, 2017
Graph mining isamajor area of interest within the field of data mining in recent years. Akey aspect of graph mining is frequent subgraph mining. Central to the entire discipline of frequent subgraph mining is the concept of subgraph isomorphism.
Demetrovics J.   +3 more
doaj   +1 more source

Seizure related injuries – Frequent injury patterns, hospitalization and therapeutic aspects

open access: yesChinese Journal of Traumatology, 2022
Purpose: Epileptic seizures frequently result in distinct physical injuries, fractures, traumatic brain injuries and minor trauma. The aim of this study was to retrospectively determine the frequent injury patterns due to seizure episode and to analyze ...
Nils Mühlenfeld   +6 more
doaj   +1 more source

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