Filters








4,320 Hits in 4.9 sec

Towards Recovering Architectural Concepts Using Latent Semantic Indexing

Pieter van der Spek, Steven Klusener, Pierre van de Laar
2008 2008 12th European Conference on Software Maintenance and Reengineering  
We propose to address the problem of locating these concepts using an advanced information retrieval method to exploit linguistic information found in source code, such as variable names and comments.  ...  We will discuss each of these options and provide an overview of their effects using the results obtained from a case study.  ...  Recently, information retrieval methods and specifically LSI have been used for locating concepts in source code [8, 12, 13] .  ... 
doi:10.1109/csmr.2008.4493321 dblp:conf/csmr/SpekKL08 fatcat:ft5kldwjgbf3xofjpoxtf3k7mq

Storylines: Visual exploration and analysis in latent semantic spaces

Weizhong Zhu, Chaomei Chen
2007 Computers & graphics  
lines of stories, and coordinated visualizations across a spectrum of perspectives in terms of people, locations, and events involved in each story line.  ...  The contributions of the work include providing an intuitive and directly accessible representation of a latent semantic space derived from the text corpus, an integrated process for identifying salient  ...  The authors would like to thanks the VAST contest organizers for making the dataset available.  ... 
doi:10.1016/j.cag.2007.01.025 fatcat:muclyxvjjrburnujodl3cdzdda

Linear SVM for new Pyramidal Multi-Level Visual only Concept Detection in CLEF 2010 Challenge

Sébastien Paris, Hervé Glotin
2010 Conference and Labs of the Evaluation Forum  
For the Visual Concept Detection of CLEF 2010 Challenge, using only visual information, we propose a novel multi-level spatial pyramidal (sp) features : the spELBP (Extended Local Binary Pattern).  ...  Then we discuss why our features feed state-of-the-art linear SVM algorithms for the Detection of Concept.  ...  Introduction The VCDT 2010 challenge (see [NH10] ) consists in detection of visual concept.  ... 
dblp:conf/clef/ParisG10 fatcat:n4q4kxgmmzhxtm54jhoofi3sui

Improving information retrieval-based concept location using contextual relationships

Tezcan Dilshener
2012 2012 34th International Conference on Software Engineering (ICSE)  
As an example, this paper proposes to use domain specific ontological relations during concept mapping and location activities when implementing business requirements.  ...  For software engineers to find all the relevant program elements implementing a business concept, existing techniques based on information retrieval (IR) fall short in providing adequate solutions.  ...  To influence the concept location success rate in finding the relevant program elements, researchers have used information retrieval (IR) techniques like Latent Semantic Indexing (LSI) [1] .  ... 
doi:10.1109/icse.2012.6227052 dblp:conf/icse/Dilshener12 fatcat:jbeiutdfhvhoteliiciksazebm

Feature Location in a Collection of Product Variants

Yinxing Xue, Zhenchang Xing, Stan Jarzabek
2012 2012 19th Working Conference on Reverse Engineering  
Keywords-feature location, software product variants, software differencing, formal concept analysis, latent semantic analysis I.  ...  Information retrieval (IR) techniques may be applied for that purpose. In this paper, we discuss problems that hinder direct application of IR techniques to a collection of product variants.  ...  units to an LSI engine for feature location.  ... 
doi:10.1109/wcre.2012.24 dblp:conf/wcre/XueXJ12 fatcat:kvx27ckp2bg4tgmc4aleoxx7va

A Survey on Automatic Semantic Subject Indexing of Documents using Big Data Analytics

K. Swanthana
2018 International Journal for Research in Applied Science and Engineering Technology  
some of the challenges of existing strategies.  ...  So there is a need for effective and efficient indexing and retrieval techniques. Indexing is a crucial aspect that allows the documents to be located quickly.  ...  LSI LSI -Uses data and meaning -Demands high of data for indexing computational -Presents accurate query performance results (since it uses more -Consumes more memory information) Space PLSI PLSI-it Latent  ... 
doi:10.22214/ijraset.2018.4282 fatcat:mki2fowtfff4jfug2mlcnkypdi

Unsupervised Cross-Modal Audio Representation Learning from Unstructured Multilingual Text [article]

Alexander Schindler, Sergiu Gordea, Peter Knees
2020 arXiv   pre-print
This LSI topic modelling facilitates fine-grained selection of similar and dissimilar audio-track pairs to learn the audio representation using a Convolution Recurrent Neural Network (CRNN).  ...  By applying Latent Semantic Indexing (LSI) we embed corresponding textual information into a latent vector space from which we derive track relatedness for online triplet selection.  ...  Acknowledgements This article has been made possible partly by received funding from the European Unions Horizon 2020 research and innovation program in the context of the VICTORIA project under grant  ... 
arXiv:2003.12265v1 fatcat:s7hw33hhk5ho3jsvpgqhi4hfvm

Using Data Fusion and Web Mining to Support Feature Location in Software

Meghan Revelle, Bogdan Dit, Denys Poshyvanyk
2010 2010 IEEE 18th International Conference on Program Comprehension  
A novel contribution of the proposed model is the use of advanced web mining algorithms to analyze execution information during feature location.  ...  A data fusion model for feature location is presented which defines new feature location techniques based on combining information from textual, dynamic, and web mining analyses applied to software.  ...  Any opinions, findings, and conclusions expressed herein are the authors' and do not necessarily reflect those of the sponsors.  ... 
doi:10.1109/icpc.2010.10 dblp:conf/iwpc/RevelleDP10 fatcat:ojmjlcejhngjfbboz22stmx2tm

A survey on the use of topic models when mining software repositories

Tse-Hsun Chen, Stephen W. Thomas, Ahmed E. Hassan
2015 Empirical Software Engineering  
Our paper provides a starting point for new researchers who are interested in using topic models, and may help new researchers and practitioners determine how to best apply topic models to a particular  ...  Moreover, since the performance of these topic models is directly related to the model parameters and usage, knowing how researchers use the topic models may also help future studies make optimal use of  ...  ., VSM, LSI) and NLP techniques for concept location.  ... 
doi:10.1007/s10664-015-9402-8 fatcat:dwuxhrdbsvdznorfwfcow3prn4

Exploring land-sea interactions: Insights for shaping territorial space

Sue Kidd, Dave Shaw, Holger Janssen
2019 Europa XXI  
The paper starts by providing a historical overview of the growing attention being paid to LSI within the context of European policy making.  ...  This sets the context for the MSP-LSI project and the approach to exploring land-sea interactions it developed is outlined.  ...  One of these challenges is the question of 'how to deal with LSI?'  ... 
doi:10.7163/eu21.2019.36.5 fatcat:5ocgqziqunb5xlao3tytjcapaq

Privacy Preserving Techniques for Location Based Services in Mobile Networks

Xinxin Liu, Xiaolin Li
2012 2012 IEEE 26th International Parallel and Distributed Processing Symposium Workshops & PhD Forum  
networks, and prove the vulnerability of using long-term pseudonyms for camouflaging users' real identities. (2) We propose a novel privacy metric to quantify system's resilience to such attack models  ...  The proliferation of smartphones and handheld mobile devices spurs a variety of personalized information services that utilize users' current location, known as Location-Based Services (LBS).  ...  Multiple mix zone placement is challenging for two reasons.  ... 
doi:10.1109/ipdpsw.2012.306 dblp:conf/ipps/Liu012 fatcat:juwrta3pevgtphovcmzhrjk3zi

Classification of web resident sensor resources using Latent Semantic Indexing and ontologies

Wabo Majavu, Terence van Zyl, Tshilidzi Marwala
2008 Conference Proceedings / IEEE International Conference on Systems, Man and Cybernetics  
The paper presents the use of Latent Semantic Indexing, an information retrieval mechanism, biased by combining Ontology concepts to the terms and objects, for improving the knowledge extraction from web  ...  A current research challenge in the sensor web is the discovery of relevant web sensor resources.  ...  The growing volumes of sensor data sets published on the Internet are difficult for users to locate and access because of their unstructured nature [2] .  ... 
doi:10.1109/icsmc.2008.4811329 dblp:conf/smc/MajavuZM08 fatcat:ze7cm7vgxzduhofc2e7of4ozfi

A Mobile P2P Semantic Information Retrieval System with Effective Updates

2015 KSII Transactions on Internet and Information Systems  
The most well-known indexing technique used in semantic IR systems is Latent Semantic Indexing (LSI), of which the index structure is generated by singular value decomposition (SVD).  ...  On such a system, the information retrieval (IR), including the development of scalable infrastructures for indexing, becomes more complicated due to a huge increase on the amount of information and rapid  ...  LSI is the mostly used approach and can be viewed as an extension of VSM having the concepts in documents considered.  ... 
doi:10.3837/tiis.2015.05.014 fatcat:fmw5zyd6fncvllroi3ylw5qfim

Land-sea interactions: case studies from the Baltic Sea Region

Leila Neimane, T. Kliestik
2021 SHS Web of Conferences  
Research background: Nowadays, mainstream discussions on maritime spatial planning (MSP) are tightly intertwined with the discourse on governance for land-sea interactions or interface (LSI), using multi-scalar  ...  Purpose of the article: The aim is to identify and integrate the principles with legal rank of Effective Governance for sustainable development to be implemented through different LSI governance perspectives  ...  Acknowledgements This work is an output of the research project and has been financially supported by specific support objective activity 1.  ... 
doi:10.1051/shsconf/202112908013 fatcat:x2xbu2d7hnamxlns2hqmcb3aw4

Overview of CLEF eHealth Task 1 - SpRadIE: A challenge on information extraction from Spanish Radiology Reports

Viviana Cotik, Laura Alonso Alemany, Darío Filippo, Franco Luque, Roland Roller, Jorge Vivaldi, Ammer Ayach, Fernando Carranza, Lucas Defrancesca, Antonella Dellanzo, Macarena Fernández Urquiza
2021 Conference and Labs of the Evaluation Forum  
Participants addressed these challenges using a variety of different classifiers and introduced multiple solutions.  ...  To our knowledge this is the first public challenge for named entity recognition and hedge cue detection for radiology reports in Spanish.  ...  Acknowledgments We want to thank Mariana Neves, for helping us shape the construction of the challenge. Author Contribution VC & RR conceived the idea of the challenge.  ... 
dblp:conf/clef/CotikAFLRVACDDU21 fatcat:tsyg22f4a5funkuvezedrliz2y
« Previous Showing results 1 — 15 out of 4,320 results