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An Algorithm for Semantic Expansion of Queries in a Boolean Information Retrieval System

Ana Laura Lezama, Mireya Tovar, David Pinto, Darnes Vilariño
2016 Research in Computing Science  
In this paper, we propose an algorithm for query expansion of a Boolean Information Retrieval System (BIRS), in which the queries are formed by the concepts of four domain ontologies.  ...  According to the experimental results, we observe an improvement in the accuracy of the BIRS with the query expansion.  ...  This research work has been partially supported by Sectoral Research Fund for Education CONACyT project 257357, VIEP-BUAP project 00570 and PRODEP-SEP project 00570 (EXB-792) DSA/103.5/15/10854.  ... 
doi:10.13053/rcs-130-1-6 fatcat:3tk6qh54i5agdafj7bvk3ovbdq

Extended Semantic based Boolean Information Retrieval Algorithm for User-driven Query

Vachhani Upama, Prof. S. M. Shah
2015 International Journal of Engineering Research and  
An existing SBIR algorithm uses lexical database, WordNet to find synonyms of single-word query term considering that the absence of the given term in a document does not necessarily mean that the document  ...  Information Retrieval (IR) is essentially a matter of deciding which documents within a large collection satisfies a user's information need.  ...  EXPERIMENT The proposed algorithm which improves the performance of Boolean "Semantic Based Boolean Information Retrieval(SBIR)" a recently proposed algorithm does query expansion using WordNet before  ... 
doi:10.17577/ijertv4is050514 fatcat:v67cgbliojdttk556ed5etojoq

The complete chloroplast genome sequence of Disanthus cercidifolius Subsp. Longipes (Hamamelidaceae)

Jiaojun Yu, Guoxiong Hu, Fei Zhao, Hongjin Dong
2019 Mitochondrial DNA Part B: Resources  
An information retrieval system not only occupies an important position in the network information platform, but also plays an important role in information acquisition, query processing, and wireless  ...  In this paper, a domain ontology model with document processing and document retrieval is proposed, and the feasibility and superiority of the domain ontology model are proved by the method of experiment  ...  The combination of ontology-based information retrieval system provides semantic retrieval, and a keyword-based information retrieval system calculates a better factor set in document processing, with  ... 
doi:10.1080/23802359.2019.1604094 fatcat:b4rud6wupbfzte7pmwvy4pn77y

Research on information retrieval model based on ontology

Binbin Yu
2019 EURASIP Journal on Wireless Communications and Networking  
An information retrieval system not only occupies an important position in the network information platform, but also plays an important role in information acquisition, query processing, and wireless  ...  In this paper, a domain ontology model with document processing and document retrieval is proposed, and the feasibility and superiority of the domain ontology model are proved by the method of experiment  ...  The combination of ontology-based information retrieval system provides semantic retrieval, and a keyword-based information retrieval system calculates a better factor set in document processing, with  ... 
doi:10.1186/s13638-019-1354-z fatcat:abmemrigsngmjh5azds7brkaaq

Research of intelligent information retrieval system ontology-based in digital library

Lizhen Liu, Chengli Wang, Minhua Wu, Guoqiang He
2008 2008 IEEE International Symposium on IT in Medicine and Education  
The system aims at contributing to an improved relevance of results retrieved from digital libraries by proposing a conceptual query expansion for intelligent concept-based retrieval.  ...  A digital library is a type of information retrieval (IR) system. The existing information retrieval methodologies generally have problems on keyword-searching.  ...  To help end users efficiently retrieve documents relevant to their information needs, this system provides concept-based query expansion and traditional statistical information retrieval algorithms that  ... 
doi:10.1109/itme.2008.4743890 fatcat:bg3sdxh7fnft5ot27jzwh2yhee

A Literature Review on Patent Information Retrieval Techniques

Alok Khode, Sagar Jambhorkar
2017 Indian Journal of Science and Technology  
Application/Improvement: Considering the various techniques and frameworks available and their limitations, there is a lot of scope in the field of patent retrieval techniques which makes room for further  ...  This paper attempts to review the studies carried out in enhancing the relevance effectiveness of patent information retrieval.  ...  Relevance is a central concept in Information Retrieval and it is used to work out effectiveness measures for information retrieval systems.  ... 
doi:10.17485/ijst/2017/v10i37/116435 fatcat:sux6dzrm3re7dig44xrpl7agya

Query Expansion Using Medical Information Extraction for Improving Information Retrieval in French Medical Domain

Aicha Ghoulam, Fatiha Barigou, Ghalem Belalem, Farid Meziane
2018 International Journal of Intelligent Information Technologies  
In this paper, we present a query expansion method that uses medical entities and their semantic relations in the query context based on an external resource in OWL.  ...  The goal of this method is to evaluate the effectiveness of an information retrieval system to support doctors in accessing easily relevant information.  ...  For a long time, query expansion (QE) has been the main motivation for improving the retrieval effectiveness of an IRS.  ... 
doi:10.4018/ijiit.2018070101 fatcat:sr4doh5zv5hpbd25nqthhml5dm

A Semantic Expansion Model for VGI Retrieval

Sun, Xia, Li, Shen, Liu
2019 ISPRS International Journal of Geo-Information  
This paper constructed an OSM ontology model with semantic property items. A query expansion method is also proposed based on the similarity of properties of the ontology model.  ...  This study provides a method that can be used as a reference for subsequent research on spatial information retrieval.  ...  The funders had no role in the design of the study; in the collection, analyses, or interpretation of data; in the writing of the manuscript, or in the decision to publish the results.  ... 
doi:10.3390/ijgi8120589 fatcat:jl35frjuhraqzfkcnjkuirrhty

An Ontology Based Information Retrieval System

2020 International journal of recent technology and engineering  
In this approach we try to make use of more ontological Knowledge than IS-A and HAS-A relationships and synonyms for information retrieval.  ...  In this system, a user enters a query from which the meaningful concepts are extracted; using these concepts and domain ontology, query expansion is performed.  ...  An algorithm for query expansion has been proposed which aggregates the query terms by selecting concepts in ontology.  ... 
doi:10.35940/ijrte.b3781.079220 fatcat:euxmzomg75hqxj4tkox6mvusji

Compound descriptors in context

Douglas Tudhope, Ceri Binding, Dorothee Blocks, Daniel Cunliffe
2002 Proceedings of the second ACM/IEEE-CS joint conference on Digital libraries - JCDL '02  
There are many advantages for Digital Libraries in indexing with classifications or thesauri, but some current disincentive in the lack of flexible retrieval tools that deal with compound descriptors.  ...  This paper discusses a matching function for compound descriptors, or multi-concept subject headings, that does not rely on exact matching but incorporates term expansion via thesaurus semantic relationships  ...  Paul Getty Trust for provision of the AAT.  ... 
doi:10.1145/544220.544235 dblp:conf/jcdl/TudhopeBBC02 fatcat:dhbbsv4vivbzbjty6nfu5tzske

Semantic video summarization in compressed domain MPEG video

J.C.S. Yu, M.S. Kankanhalli, P. Mulhen
2003 2003 International Conference on Multimedia and Expo. ICME '03. Proceedings (Cat. No.03TH8698)  
Second, we address the main point of this system which is the utilization of this metadata to filter out the frames, creating an abstract of a video based on a Boolean condition set by the user.  ...  In enabling a summarization algorithm through high-level semantic content, we try to address two major problems: First, we present the facility provided in the DVA system that allows the semiautomatic  ...  If the number of frames retrieved based on query expansion is zero then ordinary summarization of CBAC (see section 4.4) using color information is used, however if it is more than zero then the current  ... 
doi:10.1109/icme.2003.1221315 dblp:conf/icmcs/YuKM03 fatcat:66ne7ndwmnhghix727nkwsmkbu

Query Expansion based on Word Embeddings and Ontologies for Efficient Information Retrieval

Namrata Rastogi, Parul Verma, Pankaj Kumar
2021 International Journal of Advanced Computer Science and Applications  
to an improvement of 18% at first level of the algorithm as per Eq. 3 in the efficiency of information retrieval system.  ...  A trend showing usage of semantic ontology [21] for query expansion was already there. Its aggregation with word embeddings has proved to give better information retrieval results.  ... 
doi:10.14569/ijacsa.2021.0121142 fatcat:utrxuoencvdwhn4z4vnsjdi5qu

An Ontology-Based Information Retrieval Model [chapter]

David Vallet, Miriam Fernández, Pablo Castells
2005 Lecture Notes in Computer Science  
Our approach includes an ontology-based scheme for the semi-automatic annotation of documents, and a retrieval system.  ...  The retrieval model is based on an adaptation of the classic vector-space model, including an annotation weighting algorithm, and a ranking algorithm.  ...  The expressed content is the view of the authors but not necessarily the view of the aceMedia project as a whole.  ... 
doi:10.1007/11431053_31 fatcat:ok7fxqm4w5eqdogdvoyvfavkqq

Orank: An Ontology Based System For Ranking Documents

Mehrnoush Shamsfard, Azadeh Nematzadeh, Sarah Motiee
2008 Zenodo  
Increasing growth of information volume in the internet causes an increasing need to develop new (semi)automatic methods for retrieval of documents and ranking them according to their relevance to the  ...  To expand a query the spread activation algorithm is improved so that the expansion can be done in various aspects.  ...  An information retrieval system can be described as a collection of documents, a collection of queries and Manuscript received April, 10 mechanisms for determining the relevance degree of documents with  ... 
doi:10.5281/zenodo.1075407 fatcat:flqyw7utlvhrvpeqklfmqxuzeq

A Review On Important Aspects Of Information Retrieval

Yogesh Gupta, Ashish Saini, A.K. Saxena
2014 Zenodo  
Information retrieval has become an important field of study and research under computer science due to explosive growth of information available in the form of full text, hypertext, administrative text  ...  The research work is going on various aspects of information retrieval systems so as to improve its efficiency and reliability.  ...  Piotr Wasilewski [91] presented a method for query expansion using semantic modeling of information need. Liu et al. [92] proposed two algorithms for query expansions.  ... 
doi:10.5281/zenodo.1336508 fatcat:gmyzki3nwng7bfmzs7pzvp4fse
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