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A Framework For Measuring Semantic Drift In Ontologies

Thanos G. Stavropoulos, Stelios Andreadis, Marina Riga, Efstratios Kontopoulos, Panagiotis Mitzias, Ioannis Kompatsiaris
2016 Zenodo  
Building upon and extending existing work, this paper presents a framework for measuring semantic drift in ontologies across time or multiple versions, using text and structural similarity methods to provide  ...  Its applicability and usefulness are validated through a proof-of-concept scenario in Digital Preservation, where long-term insights about change are crucial, to track drift across a decade's worth of  ...  CONCLUSION This paper presented a framework for measuring semantic change in terms of semantic concept drift.  ... 
doi:10.5281/zenodo.344911 fatcat:lpc6xr6rzzhjbdxez7ivj6evzq

Semadrift: A Protégé Plugin For Measuring Semantic Drift In Ontologies

Thanos G. Stavropoulos, Stelios Andreadis, Efstratios Kontopoulos, Marina Riga, Panagiotis Mitzias, Ioannis Kompatsiaris
2017 Zenodo  
Released under Apache V2 License, the proposed framework developed in the context of PERICLES is available for download from http://mklab.iti.gr/project/semadrift-measure-semantic-drift-ontologies  ...  The paper presents the SemaDrift framework of tools and methods for measuring semantic drift across ontologies versions, which integrates currently investigated methods, such as text and structural similarity  ...  Conclusions and Future Work This paper presented a framework for measuring semantic change in terms of semantic concept drift.  ... 
doi:10.5281/zenodo.345374 fatcat:ibfz6gshgre6xkcgvvj6fccwju

The SemaDrift Protégé Plugin to Measure Semantic Drift in Ontologies: Lessons Learned [chapter]

Thanos G. Stavropoulos, Stelios Andreadis, Efstratios Kontopoulos, Marina Riga, Panagiotis Mitzias, Ioannis Kompatsiaris
2017 Lecture Notes in Computer Science  
Semantic drift is an active research field, which aims to identify and measure changes in ontologies across time and versions.  ...  This paper presents a novel software tool developed in the context of the PERICLES FP7 project that integrates currently investigated methods, such as text and structural similarity, into the popular ontology  ...  Conclusions and Future Work This paper presented a Protégé plugin for measuring semantic change in terms of concept drift.  ... 
doi:10.1007/978-3-319-58694-6_3 fatcat:rztzi2re6fejpakn6cqbcbj3r4

LL(O)D and NLP perspectives on semantic change for humanities research

Florentina Armaselu, Elena-Simona Apostol, Anas Fahad Khan, Chaya Liebeskind, Barbara McGillivray, Ciprian-Octavian Truică, Andrius Utka, Giedrė Valūnaitė Oleškevičienė, Marieke van Erp, Philipp Cimiano
2022 Semantic Web Journal  
This paper presents an overview of the LL(O)D and NLP methods, tools and data for detecting and representing semantic change, with its main application in humanities research.  ...  The paper's aim is to provide the starting point for the construction of a workflow and set of multilingual diachronic ontologies within the humanities use case of the COST Action Nexus Linguarum, European  ...  Acknowledgement This article is based upon work from COST Action Nexus Linguarum, European network for Web-centred linguistic data science, supported by COST (European Cooperation in Science and Technology  ... 
doi:10.3233/sw-222848 fatcat:qqbmouaquzbmtecm7bmqpofbva

The Impact on Citation Analysis Based on Ontology and Linked Data [chapter]

Ming Xiao, Zeshun Shi, Shanshan Wang
2018 Scientometrics  
Research focus: The aim of this chapter is to introduce a new citation analysis and service framework based on the semantic web technologies (e.g., ontology and linked data).  ...  lack ability to store and query data in a machine-readable mode.  ...  Acknowledgements This work was supported by a grant from the national social science foundation of China (No. 16BTQ073).  ... 
doi:10.5772/intechopen.76377 fatcat:fydjve7y7vcfhg3j5rxs3ympru

An Effective Hybrid Recommender Using Metadata-based Conceptualization and Temporal Semantics

M. Venu Gopalachari, Porika Sammulal
2016 International Journal of Recent Contributions from Engineering, Science & IT  
In this paper a hybrid recommender framework is developed that considers Meta data based conceptual semantics and the temporal patterns on top of the history of the usage.  ...  This framework also includes an online process that identifies the conceptual drift of the usage dynamically.  ...  There after Web log gets annotated with the semantics for each URL with a set of the entities from the domain ontology which is part task in profiling the user.  ... 
doi:10.3991/ijes.v4i3.5943 fatcat:jaq5o3ir7neb3pizy5yxl3nube

Monitoring Term Drift Based On Semantic Consistency In An Evolving Vector Field

Peter Wittek, Sándor Darányi, Efstratios Kontopoulos, Theodoros Moysiadis, Ioannis Kompatsiaris
2015 Zenodo  
The paper presents key outcomes of the PERICLES project in the area of semantic drift and, more specifically, proposes a novel methodology for monitoring semantic drifts and for evaluating semantic consistency  ...  Comparing the term vectors in the random indexed space by a similarity measure such as the Euclidean distance or cosine dissimilarity enables a quantitative framework for semantic analysis. B.  ...  Quantifying drifts The foundation for measuring the drift is based on random indexing of subsequent TFIDF spaces with a fixed random seed.  ... 
doi:10.5281/zenodo.344786 fatcat:np2nb7fysvb7zkvbpit5nc7bji

SPATIO-TEMPORAL CHANGE MODELING OF LULC: A SEMANTIC KRIGING APPROACH

S. Bhattacharjee, S. K. Ghosh
2015 ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
This work attempts to study the change in inter-annual <i>LULC</i> pattern and the distribution of different meteorological attributes of a region in Kolkata (a metropolitan city in India) during the years  ...  A new variant of time-series <i>SemK</i> is proposed, namely <i>Rev-SemK</i><sub>ts</sub> to capture the multivariate semantic associations between different attributes.  ...  Temporal-semantic semivariogram with respect to NDVI (a) RMSE for zone 1 (b) RMSE for zone Prediction error reported using RMSE for five exclusive subzones in two zones Figure 8 .Figure 9 . 89 Spatio-semantic  ... 
doi:10.5194/isprsannals-ii-4-w2-177-2015 fatcat:7m6iad6rcfhujhsam7eajxs5ra

Monitoring term drift based on semantic consistency in an evolving vector field

Peter Wittek, Sandor Daranyi, Efstratios Kontopoulos, Theodoros Moysiadis, Ioannis Kompatsiaris
2015 2015 International Joint Conference on Neural Networks (IJCNN)  
To monitor semantic drifts within the observation period, an experiment was carried out on the term space of a collection of 12.8 million Amazon book reviews.  ...  We found that at 0.05 level of significance, the terms in the clusters showed a high level of semantic consistency.  ...  Comparing the term vectors in the random indexed space by a similarity measure such as the Euclidean distance or cosine dissimilarity enables a quantitative framework for semantic analysis. B.  ... 
doi:10.1109/ijcnn.2015.7280766 dblp:conf/ijcnn/WittekDKMK15 fatcat:j4nocueacndi5mmk5vthzaeyme

Information systems special issue on ACM CIKM 2007

Ricardo Baeza-Yates, Alberto H.F. Laender, Deborah L. McGuinness
2009 Information Systems  
They provide requirements and mappings to evaluation measures for use in ontology evaluation. They demonstrate the use of these measures for evaluating ontologies for use in browsing Wikipedia.  ...  In the second paper, titled ''Metric-based Stochastic Conceptual Clustering for Ontologies'', Fanizzi, d'Amato, and Esposito present a framework for stochastic conceptual clustering.  ... 
doi:10.1016/j.is.2009.07.001 fatcat:zkrvet6cdravzdehzfcgwwp5oi

OntoInfoG++: A Knowledge Fusion Semantic Approach for Infographics Recommendation

Gerard Deepak, Adithya Vibakar, A. Santhanavijayan
2021 International Journal of Interactive Multimedia and Artificial Intelligence  
The OntoInfoG++ has achieved an overall F-measure of 97.27 % which is the best-in-class F-measure for an infographic recommendation system.  ...  increasing order of their semantic similarity to yield a chronological order for the meaningful arrangement of infographics.  ...  The authors thank God the Eternal Father and Lord Jesus Christ for providing the required knowledge and insights for carrying our this work.  ... 
doi:10.9781/ijimai.2021.12.005 fatcat:pjyiovkvwzfcljkvhdwzcqe4k4

Integrating Big Data: A Semantic Extract-Transform-Load Framework

Srividya K. Bansal, Sebastian Kagemann
2015 Computer  
The proposed Semantic Extract-Transform-Load (ETL) framework that uses semantic technologies to integrate and publish data from multiple sources as open linked data provides an extensible solution for  ...  effective data integration, facilitating the creation of smart urban apps for smarter living.  ...  It allows users to create ontologies in W3C's Web Ontology Language. It is used in our framework to provide semantic metadata to the schema of datasets from various sources.  ... 
doi:10.1109/mc.2015.76 fatcat:qmwmjxtdrza7ncgbun6g65s5fa

Improving Data Discovery for Metadata Repositories through Semantic Search

Chad Berkley, Shawn Bowers, Matthew B. Jones, Joshua S. Madin, Mark Schildhauer
2009 2009 International Conference on Complex, Intelligent and Software Intensive Systems  
Our semantic search system adds to Metacat the ability to store OWL-DL ontologies in addition to semantic annotations that link data set attributes to ontology terms.  ...  The amount of ecological data available electronically is increasing at a rapid rate, e.g., over 15,000 data sets are available today in the Knowledge Network for Biocomplexity (KNB) alone.  ...  Acknowledgements This work is supported in part by the National Science Foundation under grants ITR 0225674, 0225676, 0743429, 0753144, and 0630033. References  ... 
doi:10.1109/cisis.2009.122 dblp:conf/cisis/BerkleyBJMS09 fatcat:jud2fndo4vfahgyyrhracd3fbm

Ontological Shift or Ontological Drift? Reality Claims, Epistemological Frameworks, and Theory Generation in Organization Studies

Mark Thompson
2011 Academy of Management Review  
Particular thanks go also to the reviewers for their invaluable insights and continued support throughout the review process.  ...  In this case, a conscious ontological shift in focal definition and context of the phenomenon under study is accompanied by a corresponding shift in the semantic relationships claimed for the construct  ...  Suddaby's framework of construct clarity therefore offers an explicit assessment for determining whether, and what type of, ontological shift/drift may have occurred.  ... 
doi:10.5465/amr.2010.0070 fatcat:2hf7v4vn4nc6xdfyfttw3k4o6u

News Event Modeling and Tracking in the Social Web with Ontological Guidance

Viet Ha-Thuc, Yelena Mejova, Christopher Harris, Padmini Srinivasan
2010 2010 IEEE Fourth International Conference on Semantic Computing  
This paper proposes a novel latent Dirichlet framework for event modeling and tracking.  ...  Our approach takes into account ontological knowledge on events that exist in the real world to guide the modeling and tracking processes.  ...  Therefore, we propose a novel framework that uses ontological guidance to close the semantic gap between the discovered event language models and events in the real world.  ... 
doi:10.1109/icsc.2010.75 dblp:conf/semco/Ha-ThucMHS10 fatcat:lqsgt4ec5zdo3irybp2t7k7cti
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