Search results for "M-LSA"

Hits ?▲	Authors	Title	Venue	Year	Link	Author keywords
147	Xuanhui Wang, Jian-Tao Sun, Zheng Chen 0001, ChengXiang Zhai	Latent semantic analysis for multiple-type interrelated data objects.	SIGIR	2006	DBLP DOI BibTeX RDF	M-LSA, multiple-type, mutual reinforcement principle, LSA
99	Peter A. Chew, Brett W. Bader, Tamara G. Kolda, Ahmed Abdelali	Cross-language information retrieval using PARAFAC2.	KDD	2007	DBLP DOI BibTeX RDF	PARAFAC2, latent semantic analysis (LSA), clustering, information retrieval, multilingual
97	Xin Yan 0002, Xue Li 0001, Dawei Song 0001	A Correlation Analysis on LSA and HAL Semantic Space Models.	CIS	2004	DBLP DOI BibTeX RDF	Hyperspace Analogue to Language, Automatic Query Refinement, Latent Semantic Indexing, Correlation Analysis
77	Claudio Basile, Zbigniew Kalbarczyk, Ravishankar K. Iyer	Active Replication of Multithreaded Applications.	IEEE Trans. Parallel Distributed Syst.	2006	DBLP DOI BibTeX RDF	Fault tolerance, replication, multithreading, fault injection, nondeterminism
73	Naohiro Ishii, Tsuyoshi Murai, Takahiro Yamada, Yongguang Bao	Classification by Weighting, Similarity and kNN.	IDEAL	2006	DBLP DOI BibTeX RDF	text classification, kNN, LSA, words similarity
73	Aman Shaikh, Chris Isett, Albert G. Greenberg, Matthew Roughan, Joel Gottlieb	A case study of OSPF behavior in a large enterprise network.	Internet Measurement Workshop	2002	DBLP DOI BibTeX RDF	LSA traffic, routing, OSPF, enterprise networks
71	Yik-Cheung Tam, Ian R. Lane, Tanja Schultz	Bilingual LSA-based adaptation for statistical machine translation.	Mach. Transl.	2007	DBLP DOI BibTeX RDF	Bilingual latent semantic analysis, Latent Dirichlet-tree allocation, Cross-lingual language model adaptation, Lexicon adaptation, Topic distribution transfer, Statistical machine translation
71	Iraide Zipitria, Ana Arruarte Lasa, Jon A. Elorriaga	Observing Lemmatization Effect in LSA Coherence and Comprehension Grading of Learner Summaries.	Intelligent Tutoring Systems	2006	DBLP DOI BibTeX RDF
71	Alexandre F. Tenca, Syed Ubaid Hussaini	A Design of Radix-2 On-line Division Using LSA Organization.	IEEE Symposium on Computer Arithmetic	2001	DBLP DOI BibTeX RDF
71	Ostap Monkewich, Igor Sales, Robert L. Probert	OSPF Efficient LSA Refreshment Function in SDL.	SDL Forum	2001	DBLP DOI BibTeX RDF
64	Andrew Olney	Generalizing Latent Semantic Analysis.	ICSC	2009	DBLP DOI BibTeX RDF
64	Tuomo Kakkonen, Niko Myller, Erkki Sutinen	Applying Latent Dirichlet Allocation to Automatic Essay Grading.	FinTAL	2006	DBLP DOI BibTeX RDF
64	Fabrice Souvannavong, Bernard Mérialdo, Benoit Huet	Improved Video Content Indexing by Multiple Latent Semantic Analysis.	CIVR	2004	DBLP DOI BibTeX RDF
64	Yuki Hirayama	A Framework for Forms Processing using Enhanced-Line-Shared-Adjacent Format.	ICDAR	1999	DBLP DOI BibTeX RDF
58	Jingtao Sun, Qiuyu Zhang, Zhanting Yuan, Wenhan Huang, Xiaowen Yan, Jianshe Dong	Research of Spam Filtering System Based on LSA and SHA.	ISNN (2)	2008	DBLP DOI BibTeX RDF	Secure Hash Algorithm, Mail Characteristic ID, Slipping Windows, Latent Semantic Analysis, Spam Filtering
58	Jingtao Sun, Qiuyu Zhang, Zhanting Yuan, Wenhan Huang, Xiaowen Yan, Jianshe Dong	A Junk Mail Filtering Method Based on LSA and FSVM.	FSKD (3)	2008	DBLP DOI BibTeX RDF
58	Naohiro Ishii, Takeshi Murai, Takahiro Yamada, Yongguang Bao, Susumu Suzuki	Text Classification: Combining Grouping, LSA and kNN vs Support Vector Machine.	KES (2)	2006	DBLP DOI BibTeX RDF
55	Ishwinder Kaur, Anthony J. Hornof	A comparison of LSA, wordNet and PMI-IR for predicting user click behavior.	CHI	2005	DBLP DOI BibTeX RDF	wordNet, semantic similarity, computational linguistics, semantic relatedness, LSA, PMI
51	Laurence Anthony F. Park, Kotagiri Ramamohanarao	An analysis of latent semantic term self-correlation.	ACM Trans. Inf. Syst.	2009	DBLP DOI BibTeX RDF	term correlation, Latent semantic analysis
51	Joseph M. Cavanagh, Thomas E. Potok, Xiaohui Cui	Parallel latent semantic analysis using a graphics processing unit.	GECCO (Companion)	2009	DBLP DOI BibTeX RDF	text mining, latent semantic indexing, gpu
51	Stefano Buzzi, Valeria Massaro, H. Vincent Poor	Energy-efficient power control in multipath CDMA channels via large system analysis.	PIMRC	2008	DBLP DOI BibTeX RDF
51	Sujeevan Aseervatham	A local Latent Semantic Analysis-based kernel for document similarities.	IJCNN	2008	DBLP DOI BibTeX RDF
51	Pei Chen, David Suter	An Analysis of Linear Subspace Approaches for Computer Vision and Pattern Recognition.	Int. J. Comput. Vis.	2006	DBLP DOI BibTeX RDF	linear subspaces, first-order perturbation, multiple eigenvalue/singular value, face recognition, principal component analysis, singular value decomposition, structure from motion, homography, factorization method, matrix perturbation
51	Lukas Hohl, Fabrice Souvannavong, Bernard Mérialdo, Benoit Huet	Using Structure for Video Object Retrieval.	CIVR	2004	DBLP DOI BibTeX RDF
51	Florent Monay, Daniel Gatica-Perez	On image auto-annotation with latent space models.	ACM Multimedia	2003	DBLP DOI BibTeX RDF	automatic annotation of images, semantic indexing
51	Yuseop Kim, Jeong Ho Chang, Byoung-Tak Zhang	Target Word Selection Using WordNet and Data-Driven Models in Machine Translation.	PRICAI	2002	DBLP DOI BibTeX RDF
51	Jai Menon 0001	A Performance Comparison of RAID-5 and Log-Structured Arrays.	HPDC	1995	DBLP DOI BibTeX RDF	RAID-5, log-structured arrays, transaction-processing workloads, outboard disk controller, nonvolatile cache, physical disks, storage management, cache storage, performance comparison, compression ratio
47	Cheri Shakiban, Ryan Lloyd	Classification of Signature Curves Using Latent Semantic Analysis.	IWMM/GIAE	2004	DBLP DOI BibTeX RDF	signature curves, Latent Semantic Analysis (LSA), pattern recognition, computer vision, object recognition, categorization, weight functions
47	Jonathan I. Maletic, Andrian Marcus	Using latent semantic analysis to identify similarities in source code to support program understanding.	ICTAI	2000	DBLP DOI BibTeX RDF	source code similarities, information retrieval method, corpus based statistical method, software component clustering, nontrivial software system, internal documentation, information retrieval, reverse engineering, statistical analysis, software components, natural languages, natural language, program understanding, source code, computational linguistics, latent semantic analysis, Mosaic, system documentation, LSA
46	Hong Kook Kim, Richard C. Rose	Cepstrum-Domain Model Combination Based on Decomposition of Speech and Noise Using MMSE-LSA for ASR in Noisy Environments.	IEEE Trans. Speech Audio Process.	2009	DBLP DOI BibTeX RDF
46	Yuichiro Hei, Tomohiko Ogishi, Shigehiro Ano, Toru Hasegawa	OSPF Failure Identification based on LSA Flooding Analysis.	Integrated Network Management	2007	DBLP DOI BibTeX RDF
46	Qiang Pu, Guo-Wei Yang	Short-Text Classification Based on ICA and LSA.	ISNN (2)	2006	DBLP DOI BibTeX RDF
46	Beata Klebanov, Peter M. Wiemer-Hastings	Using LSA for Pronominal Anaphora Resolution.	CICLing	2002	DBLP DOI BibTeX RDF
46	Peter D. Turney	Mining the Web for Synonyms: PMI-IR versus LSA on TOEFL.	ECML	2001	DBLP DOI BibTeX RDF
40	Chiraz Ben Othmane Zribi	Word2Vec vs LSA pour la détection des erreurs orthographiques produisant un dérèglement sémantique en arabe (Word2Vec vs LSA for detecting semantic errors in Arabic language).	CORIA-TALN-RJC (TALN 2)	2018	DBLP BibTeX RDF
38	Wei Wang, Bo Yu	Text categorization based on combination of modified back propagation neural network and latent semantic analysis.	Neural Comput. Appl.	2009	DBLP DOI BibTeX RDF	Modified back propagation neural network, Singular value decomposition, Text categorization, Latent semantic analysis, Back propagation neural network
38	Stefano Buzzi, Valeria Massaro, H. Vincent Poor	Energy-Efficient Resource Allocation in Multipath CDMA Channels With Band-Limited Waveforms.	IEEE Trans. Signal Process.	2009	DBLP DOI BibTeX RDF
38	Laurence Anthony F. Park, Kotagiri Ramamohanarao	Kernel latent semantic analysis using an information retrieval based kernel.	CIKM	2009	DBLP DOI BibTeX RDF	latent semantic analysis, kernel functions
38	Tomasz Miaskiewicz, Tamara Sumner, Kenneth A. Kozar	A latent semantic analysis methodology for the identification and creation of personas.	CHI	2008	DBLP DOI BibTeX RDF	user abstraction, cluster analysis, personas, latent semantic analysis, institutional repository
38	Leonidas Kapsokalivas, Xiangchao Gan, Andreas Alexander Albrecht, Kathleen Steinhöfel	Two Local Search Methods for Protein Folding Simulation in the HP and the MJ Lattice Models.	BIRD	2008	DBLP DOI BibTeX RDF
38	István Bíró, András A. Benczúr, Jácint Szabó, Ana Gabriela Maguitman	A Comparative Analysis of Latent Variable Models for Web Page Classification.	LA-WEB	2008	DBLP DOI BibTeX RDF
38	Trong-Ton Pham, Nicolas Maillot, Joo-Hwee Lim, Jean-Pierre Chevallet	Latent semantic fusion model for image retrieval and annotation.	CIKM	2007	DBLP DOI BibTeX RDF	multimedia fusion, latent semantic indexing, automatic annotation, image indexing and retrieval
38	Walter Timo de Vries	eGov and SDI: the common grounds and missing links.	DG.O	2007	DBLP BibTeX RDF	keywords spatial data infrastructures, e-government, latent semantic analysis
38	Mukul Goyal, Weigao Xie, Mohd Soperi, Seyed H. Hosseini, K. Vairavan	Scheduling routing table calculations to achieve fast convergence in OSPF protocol.	BROADNETS	2007	DBLP DOI BibTeX RDF
38	Shu-Ling Cheng, Hae-Ching Chang	Multicriteria Automatic Essay Assessor Generation by Using TOPSIS Model and Genetic Algorithm.	Intelligent Tutoring Systems	2006	DBLP DOI BibTeX RDF
38	Mohammed Saeed Zahrani, Martin J. Loomes, James A. Malcolm, Andreas Alexander Albrecht	Genetic local search for multicast routing.	GECCO	2006	DBLP DOI BibTeX RDF	genetic local search, simulated annealing, multicast routing
38	Zengyou He, Shengchun Deng, Xiaofei Xu, Joshua Zhexue Huang	A Fast Greedy Algorithm for Outlier Mining.	PAKDD	2006	DBLP DOI BibTeX RDF
38	Fridolin Wild, Christina Stahl	Investigating Unstructured Texts with Latent Semantic Analysis.	GfKl	2006	DBLP DOI BibTeX RDF
38	Anders I. Mørch, William K. Cheung 0001, Kelvin C. Wong, Jiming Liu 0001, Cynthia Lee, Mason H. Lam, Janti P. Tang	Grounding Collaborative Knowledge Building in Semantics-Based Critiquing.	ICWL	2005	DBLP DOI BibTeX RDF
38	Kelvin C. Wong, Anders I. Mørch, William K. Cheung 0001, Mason H. Lam, Janti P. Tang	A Critiquing System to Support English Composition through the Use of Latent Semantic Analysis.	EEE	2005	DBLP DOI BibTeX RDF
38	Marin Simina, Costin Barbu	Meta latent semantic analysis.	SMC (4)	2004	DBLP DOI BibTeX RDF
38	Tim Oates 0001, Vinay Bhat, Vishal Shanbhag	Using latent semantic analysis to find different names for the same entity in free text.	WIDM	2002	DBLP DOI BibTeX RDF	alias discovery, free text, latent semantic analysis
38	Friedhelm Meyer auf der Heide	Fast algorithms for N-dimensional restrictions of hard problems.	J. ACM	1988	DBLP DOI BibTeX RDF
35	Michael Kai Petersen, Andrius Butkus	Modeling emotional context from latent semantics.	UXTV	2008	DBLP DOI BibTeX RDF	personalization, emotions, lsa
35	Michael Kai Petersen, Andrius Butkus	Modeling Moods in BBC Programs Based on Emotional Context.	EuroITV	2008	DBLP DOI BibTeX RDF	LSA latent semantic analysis, personalization, emotions
33	Roberto Basili 0001, Riccardo Petitti, Dario Saracino	LSA-Based Automatic Acquisition of Semantic Image Descriptions.	SAMT	2007	DBLP DOI BibTeX RDF
33	Chung-Hsien Wu, Yu-Hsien Chiu, Chi-Jiun Shia, Chun-Yu Lin	Automatic segmentation and identification of mixed-language speech using delta-BIC and LSA-based GMMs.	IEEE Trans. Speech Audio Process.	2006	DBLP DOI BibTeX RDF
33	David Tomás 0001, José Luis Vicedo González	Re-ranking Passages with LSA in a Question Answering System.	CLEF	2006	DBLP DOI BibTeX RDF
33	Hal D. Brian, Max H. Garzon	MELISSA: Mobile Electronic LSA Internet Server Search Agent.	Web Intelligence	2001	DBLP DOI BibTeX RDF
26	Robert Law	Using student blogs for documentation in software development projects.	ITiCSE	2011	DBLP DOI BibTeX RDF
26	Josef Steinberger, Karel Jezek	Update Summarization Based on Latent Semantic Analysis.	TSD	2009	DBLP DOI BibTeX RDF
26	Christian Gebken, Gerald Sommer	Stochastically Optimal Epipole Estimation in Omnidirectional Images with Geometric Algebra.	RobVis	2008	DBLP DOI BibTeX RDF
26	Jingtao Sun, Qiuyu Zhang, Zhanting Yuan, Wenhan Huang, Xiaowen Yan, Jianshe Dong	Calculation of Latent Semantic Weight Based on Fuzzy Membership.	ISNN (2)	2008	DBLP DOI BibTeX RDF	entropy, spam, latent semantic analysis, weight function, Fuzzy membership
26	Roberto Basili 0001, Paolo Marocco, Daniele Milizia	Semantically Rich Spaces for Document Clustering.	DEXA Workshops	2008	DBLP DOI BibTeX RDF	Linear embedding, Document clustering, Latent Semantic Analysis, Locality Preserving Projection
26	Yong Zhang, Bin Fan, Long-bin Xiao	Web Page Classification Based on a Least Square Support Vector Machine with Latent Semantic Analysis.	FSKD (2)	2008	DBLP DOI BibTeX RDF
26	Donn Morrison, Stéphane Marchand-Maillet, Eric Bruno	Automatic Image Annotation with Relevance Feedback and Latent Semantic Analysis.	Adaptive Multimedia Retrieval	2007	DBLP DOI BibTeX RDF
26	Felix S. Wriggers, Matthias Schmidt 0003, Rouven Nickel, Peter Nyhuis	Service Level Driven Stock Allocation: A Model Based Enterprise Information System.	CONFENIS (1)	2007	DBLP DOI BibTeX RDF	EIS for manufacturing sector, Logistic operations, Logistic operation curves, Stock allocation, Supply chain planning and execution, Supply chain management
26	Giovanni Pilato, Agnese Augello, Giorgio Vassallo, Salvatore Gaglio	Geometric Algebra Rotors for Sub-symbolic Coding of Natural Language Sentences.	KES (1)	2007	DBLP DOI BibTeX RDF	Geometric Algebra Rotors, Latent Semantic Analysis
26	Roberto Pirrone, Giovanni Pilato, Riccardo Rizzo, Giuseppe Russo	Semantics Driven Interaction Using Natural Language in Students Tutoring.	KES (3)	2007	DBLP DOI BibTeX RDF	Semantic Driven Interaction, Semantic Navigation, Intelligent Tutoring Systems, Latent Semantic Analysis, Natural Language Dialogue
26	Ting Li, Vinutha Kallem, Dheeraj Singaraju, René Vidal	Projective Factorization of Multiple Rigid-Body Motions.	CVPR	2007	DBLP DOI BibTeX RDF
26	Torvald Riegel, Christof Fetzer, Pascal Felber	Time-based transactional memory with scalable time bases.	SPAA	2007	DBLP DOI BibTeX RDF	transactional memory
26	Sameek Banerjee, Gaurav Harit, Santanu Chaudhury	Word image based latent semantic indexing for conceptual querying in document image databases.	ICDAR	2007	DBLP DOI BibTeX RDF
26	Lo Kwun Kit, Chan Kwun Man, Elisa L. A. Baniassad	Isolating and relating concerns in requirements using latent semantic analysis.	OOPSLA	2006	DBLP DOI BibTeX RDF	aspect-oriented requirements analysis, theme/doc, visualisation, latent semantic analysis, early aspects
26	Alfredo Cuzzocrea	An accuracy-aware compression technique for multidimensional data cubes.	SAC	2006	DBLP DOI BibTeX RDF	data compression techniques, OLAP, approximate query answering
26	Mao-ting Gao, Zheng-ou Wang	A Conscientious Rival Penalized Competitive Learning Text Clustering Algorithm.	ISNN (1)	2006	DBLP DOI BibTeX RDF
26	Wei Liu 0026, Xiaoou Tang	Learning an image-word embedding for image auto-annotation on the nonlinear latent space.	ACM Multimedia	2005	DBLP DOI BibTeX RDF	auto-annotation of images, image-word embedding, nonlinear latent space, semantic indexing
26	Yanchun Zhang, Guandong Xu 0001, Xiaofang Zhou 0001	A Latent Usage Approach for Clustering Web Transaction and Building User Profile.	ADMA	2005	DBLP DOI BibTeX RDF
26	Matthew Ventura, D. R. Franchescetti, P. Pennumatsa, Arthur C. Graesser, G. Tanner Jackson, Xiangen Hu, Zhiqiang Cai 0002	Combining Computational Models of Short Essay Grading for Conceptual Physics Problems.	Intelligent Tutoring Systems	2004	DBLP DOI BibTeX RDF
26	Fabrice Souvannavong, Bernard Mérialdo, Benoit Huet	Latent semantic analysis for an effective region-based video shot retrieval system.	Multimedia Information Retrieval	2004	DBLP DOI BibTeX RDF	region clustering, region similarity, region-based video retrieval, video analysis, latent semantic analysis
26	Andrew Neel, Max H. Garzon, Phanni Penumatsa	Improving the Quality of Semantic Retrieval in DNA-Based Memories with Learning.	KES	2004	DBLP DOI BibTeX RDF
26	Claudio Basile, Zbigniew Kalbarczyk, Ravishankar K. Iyer	A Preemptive Deterministic Scheduling Algorithm for Multithreaded Replicas.	DSN	2003	DBLP DOI BibTeX RDF
26	Ana Cardoso-Cachopo, Arlindo L. Oliveira	An Empirical Comparison of Text Categorization Methods.	SPIRE	2003	DBLP DOI BibTeX RDF
26	Michael P. Perrone, Alessandro Vinciarelli	Markov Model Document Retrieval.	ICDAR	2003	DBLP DOI BibTeX RDF
26	Susana C. Esquivel, Claudia Gatica, Raúl Héctor Gallard	Conventional and Multirecombinative Evolutionary Algorithms for the Parallel Task Scheduling Problem.	EvoWorkshops	2001	DBLP DOI BibTeX RDF
26	Gagan L. Choudhury, Anurag S. Maunder, Vera D. Sapozhnikova	Faster Link-State IGP Convergence and Improved Network Scalability and Stability.	LCN	2001	DBLP DOI BibTeX RDF
26	Dan Murray, Kevan Durrell	Inferring Demographic Attributes of Anonymus Internet Users.	WEBKDD	1999	DBLP DOI BibTeX RDF
26	Rodolfo Soto	Learning and Performing by Exploration: Label Quality Measured by Latent Semantic Analysis.	CHI	1999	DBLP DOI BibTeX RDF	label-following strategy, learning by exploration, cognitive models, semantic similarity, latent semantic analysis, usability analysis
26	Jonathan I. Maletic, Naveen Valluri	Automatic Software Clustering via Latent Semantic Analysis.	ASE	1999	DBLP DOI BibTeX RDF
26	Seymour Ginsburg, Michael A. Harrison	One-way nondeterministic real-time list-storage languages.	J. ACM	1968	DBLP DOI BibTeX RDF
22	Feng Qian 0001, Abhinav Pathak, Yu Charlie Hu, Zhuoqing Morley Mao, Yinglian Xie	A case for unsupervised-learning-based spam filtering.	SIGMETRICS	2010	DBLP DOI BibTeX RDF	latent semantics analysis (LSA), spam campaign, spamcampaignassassin (SCA), unsupervised learning
22	Alexandra Balahur, Zornitsa Kozareva, Andrés Montoyo	Determining the Polarity and Source of Opinions Expressed in Political Debates.	CICLing	2009	DBLP DOI BibTeX RDF	opinion source mining, political discourse, opinion mining, LSA
22	Fabrizio Antonelli, Gianluca Francini, Marina Geymonat, Skjalg Lepsøy	DynamicTV: a culture-aware recommender.	RecSys	2009	DBLP DOI BibTeX RDF	biased LSA, recommender systems
22	Apostolos N. Papadopoulos	Trajectory retrieval with latent semantic analysis.	SAC	2008	DBLP DOI BibTeX RDF	query processing, trajectories, LSA
22	Francesco Gargiulo 0001, Antonio Penta, Antonio Picariello, Carlo Sansone	Using Heterogeneous Features for Anti-spam Filters.	DEXA Workshops	2008	DBLP DOI BibTeX RDF	lsa application, spam fusion classifier, image spam
22	Yoshiko Habuchi, Muneo Kitajima, Haruhiko Takeuchi	Comparison of eye movements in searching for easy-to-find and hard-to-find information in a hierarchically organized information structure.	ETRA	2008	DBLP DOI BibTeX RDF	hierarchical information structure, latent semantic analysis, web usability, information scent, LSA
22	Min Wang, Yulian Fei	Filter Technology of Commerce-Oriented Network Information.	AIRS	2008	DBLP DOI BibTeX RDF	Commerce-Oriented Spider, LSA theory, Vertical Search Engine
22	Chen Wu 0001, Elizabeth Chang 0001	Aligning with the Web: an atom-based architecture for Web services discovery.	Serv. Oriented Comput. Appl.	2007	DBLP DOI BibTeX RDF	Software architecture, Service discovery, Publish/subscribe, Atom, RSS, Web2.0, LSA, VSM
22	Maciej Piasecki, Bartosz Broda	Semantic Similarity Measure of Polish Nouns Based on Linguistic Features.	BIS	2007	DBLP DOI BibTeX RDF	semantic similarity function, Polish, LSA, automatic extraction, nouns
22	Christos Katsanos, Nikolaos K. Tselios, Nikolaos M. Avouris	InfoScent evaluator: a semi-automated tool to evaluate semantic appropriateness of hyperlinks in a web site.	OZCHI	2006	DBLP DOI BibTeX RDF	LSA index, proximal cue, semi-automated tools, web usability evaluation, information foraging theory
22	Marilyn Hughes Blackmon, Muneo Kitajima, Peter G. Polson	Tool for accurately predicting website navigation problems, non-problems, problem severity, and effectiveness of repairs.	CHI	2005	DBLP DOI BibTeX RDF	CWW, coLiDeS, cognitive walkthrough for the web, heading labels, link labels, user model, cognitive model, latent semantic analysis, repairs, information scent, usability evaluation method, usability problems, LSA