Results 41 to 50 of about 3,172,290 (290)

Process Querying in Apromore

open access: yes, 2015
This paper demonstrates the integration and usage of Process Query Language (PQL), a special-purpose programming language for querying large collections of process models based on process model behavior, in the Apromore open-source process model repository.
Artem Polyvyanyy   +5 more
openaire   +4 more sources

Spoken query processing for interactive information retrieval [PDF]

open access: yes, 2002
It has long been recognised that interactivity improves the effectiveness of information retrieval systems. Speech is the most natural and interactive medium of communication and recent progress in speech recognition is making it possible to build ...
Crestani, F.
core   +4 more sources

Distributed Query Plan Generation Using Multiobjective Genetic Algorithm

open access: yesThe Scientific World Journal, 2014
A distributed query processing strategy, which is a key performance determinant in accessing distributed databases, aims to minimize the total query processing cost.
Shina Panicker, T. V. Vijay Kumar
doaj   +1 more source

A SPATIOTEMPORAL AGGREGATION QUERY METHOD USING MULTI-THREAD PARALLEL TECHNIQUE BASED ON REGIONAL DIVISION [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
Existing spatiotemporal database supports spatiotemporal aggregation query over massive moving objects datasets. Due to the large amounts of data and single-thread processing method, the query speed cannot meet the application requirements.
S. Liao, L. Chen, J. Li, W. Xiong, Q. Wu
doaj   +1 more source

RODA: A Fast Outlier Detection Algorithm Supporting Multi-Queries

open access: yesIEEE Access, 2021
Outlier detection is an important task in the field of big data analysis. The technology has been extensively used in network security, sensor data analysis, public health and so on.
Xite Wang, Jiafan Li, Mei Bai, Qian Ma
doaj   +1 more source

Design and Implementation of Spatial Operators and Energy-Efficient Query Processing Strategy in Wireless Sensor Network Database System

open access: yesInternational Journal of Distributed Sensor Networks, 2015
Database applications in wireless sensor networks very often demand data collection from sensor nodes of specific target regions. Design and development of spatial query expressions and energy-efficient query processing strategy are important issues for ...
Chong sok Lim   +3 more
doaj   +1 more source

Efficient Continuous Subgraph Matching Scheme Based on Trie Indexing for Graph Stream Processing

open access: yesApplied Sciences, 2023
With the expansion of the application range of big data and artificial intelligence technologies, graph data have been increasingly used to analyze the relationships among objects.
Dojin Choi   +6 more
doaj   +1 more source

Interactive Multiple-User Location-Based Keyword Queries on Road Networks

open access: yesIEEE Access, 2018
As the use of smart mobile devices increases, users can connect and coordinate with local people or events that match their interests through geosocial networking applications.
Yong Wang   +4 more
doaj   +1 more source

Pattern based processing of XPath queries [PDF]

open access: yes, 2008
As the popularity of areas including document storage and distributed systems continues to grow, the demand for high performance XML databases is increasingly evident.
Marks, Gerard   +3 more
core   +1 more source

Query expansion for language modeling using sentence similarities [PDF]

open access: yes, 2011
We propose a novel method of query expansion for Language Modeling (LM) in Information Retrieval (IR) based on the similarity of the query with sentences in the top ranked documents from an initial retrieval run.
Ganguly, Debasis   +5 more
core   +2 more sources

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