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Distributed Multimedia Information Retrieval [[electronic resource] ] : SIGIR 2003 Workshop on Distributed Information Retrieval, Toronto, Canada, August 1, 2003, Revised Selected and Invited Papers / / edited by Jamie Callan, Fabio Crestani, Mark Sanderson
| Distributed Multimedia Information Retrieval [[electronic resource] ] : SIGIR 2003 Workshop on Distributed Information Retrieval, Toronto, Canada, August 1, 2003, Revised Selected and Invited Papers / / edited by Jamie Callan, Fabio Crestani, Mark Sanderson |
| Edizione | [1st ed. 2004.] |
| Pubbl/distr/stampa | Berlin, Heidelberg : , : Springer Berlin Heidelberg : , : Imprint : Springer, , 2004 |
| Descrizione fisica | 1 online resource (XII, 180 p.) |
| Disciplina | 005.75/8 |
| Collana | Lecture Notes in Computer Science |
| Soggetto topico |
Database management
Information storage and retrieval Application software Multimedia information systems Information technology Business—Data processing Database Management Information Storage and Retrieval Information Systems Applications (incl. Internet) Multimedia Information Systems IT in Business |
| ISBN |
1-280-30675-0
9786610306756 3-540-24610-X |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Resource Discovery -- Harvesting: Broadening the Field of Distributed Information Retrieval -- Using Query Probing to Identify Query Language Features on the Web -- Resource Selection -- The Effect of Database Size Distribution on Resource Selection Algorithms -- Decision-Theoretic Resource Selection for Different Data Types in MIND -- Distributed Web Search as a Stochastic Game -- Data Fusion -- Collection Fusion for Distributed Image Retrieval -- New Methods of Results Merging for Distributed Information Retrieval -- Recent Results on Fusion of Effective Retrieval Strategies in the Same Information Retrieval System -- Architectures -- The MIND Architecture for Heterogeneous Multimedia Federated Digital Libraries -- Apoidea: A Decentralized Peer-to-Peer Architecture for Crawling the World Wide Web -- Towards Virtual Knowledge Communities in Peer-to-Peer Networks -- The Personalized, Collaborative Digital Library Environment CYCLADES and Its Collections Management. |
| Record Nr. | UNISA-996465906603316 |
| Berlin, Heidelberg : , : Springer Berlin Heidelberg : , : Imprint : Springer, , 2004 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. di Salerno | ||
| ||
Distributed Multimedia Information Retrieval : SIGIR 2003 Workshop on Distributed Information Retrieval, Toronto, Canada, August 1, 2003, Revised Selected and Invited Papers / / edited by Jamie Callan, Fabio Crestani, Mark Sanderson
| Distributed Multimedia Information Retrieval : SIGIR 2003 Workshop on Distributed Information Retrieval, Toronto, Canada, August 1, 2003, Revised Selected and Invited Papers / / edited by Jamie Callan, Fabio Crestani, Mark Sanderson |
| Edizione | [1st ed. 2004.] |
| Pubbl/distr/stampa | Berlin, Heidelberg : , : Springer Berlin Heidelberg : , : Imprint : Springer, , 2004 |
| Descrizione fisica | 1 online resource (XII, 180 p.) |
| Disciplina | 005.75/8 |
| Collana | Lecture Notes in Computer Science |
| Soggetto topico |
Database management
Information storage and retrieval Application software Multimedia information systems Information technology Business—Data processing Database Management Information Storage and Retrieval Information Systems Applications (incl. Internet) Multimedia Information Systems IT in Business |
| ISBN |
1-280-30675-0
9786610306756 3-540-24610-X |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Resource Discovery -- Harvesting: Broadening the Field of Distributed Information Retrieval -- Using Query Probing to Identify Query Language Features on the Web -- Resource Selection -- The Effect of Database Size Distribution on Resource Selection Algorithms -- Decision-Theoretic Resource Selection for Different Data Types in MIND -- Distributed Web Search as a Stochastic Game -- Data Fusion -- Collection Fusion for Distributed Image Retrieval -- New Methods of Results Merging for Distributed Information Retrieval -- Recent Results on Fusion of Effective Retrieval Strategies in the Same Information Retrieval System -- Architectures -- The MIND Architecture for Heterogeneous Multimedia Federated Digital Libraries -- Apoidea: A Decentralized Peer-to-Peer Architecture for Crawling the World Wide Web -- Towards Virtual Knowledge Communities in Peer-to-Peer Networks -- The Personalized, Collaborative Digital Library Environment CYCLADES and Its Collections Management. |
| Record Nr. | UNINA-9910144209203321 |
| Berlin, Heidelberg : , : Springer Berlin Heidelberg : , : Imprint : Springer, , 2004 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Information Access Evaluation -- Multilinguality, Multimodality, and Interaction [[electronic resource] ] : 5th International Conference of the CLEF Initiative, CLEF 2014, Sheffield, UK, September 15-18, 2014, Proceedings / / edited by Evangelos Kanoulas, Mihai Lupu, Paul Clough, Mark Sanderson, Mark Hall, Allan Hanbury, Elaine Toms
| Information Access Evaluation -- Multilinguality, Multimodality, and Interaction [[electronic resource] ] : 5th International Conference of the CLEF Initiative, CLEF 2014, Sheffield, UK, September 15-18, 2014, Proceedings / / edited by Evangelos Kanoulas, Mihai Lupu, Paul Clough, Mark Sanderson, Mark Hall, Allan Hanbury, Elaine Toms |
| Edizione | [1st ed. 2014.] |
| Pubbl/distr/stampa | Cham : , : Springer International Publishing : , : Imprint : Springer, , 2014 |
| Descrizione fisica | 1 online resource (XVIII, 324 p. 64 illus.) |
| Disciplina | 006.35 |
| Collana | Information Systems and Applications, incl. Internet/Web, and HCI |
| Soggetto topico |
Natural language processing (Computer science)
Artificial intelligence Information storage and retrieval Application software User interfaces (Computer systems) Computational linguistics Natural Language Processing (NLP) Artificial Intelligence Information Storage and Retrieval Information Systems Applications (incl. Internet) User Interfaces and Human Computer Interaction Computational Linguistics |
| ISBN | 3-319-11382-8 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Intro -- Preface -- Organization -- Keynote Presentations -- Table of Contents -- Evaluation -- Making Test Corpora for Question Answering More Representative -- 1 Introduction -- 2 Corpora Sources -- 3 Analysis and Comparison of Question Corpora -- 4 Constructing Evaluation Corpora -- 4.1 Extending QALD to Improve Representativeness -- 4.2 Building a New Evaluation Corpus -- 5 Conclusions and Future Work -- Towards Automatic Evaluation of Health-Related CQA Data -- 1 Introduction -- 2 Related Work -- 3 Resources and Data -- 3.1 Disease and Medicine Dictionaries -- 3.2 Otvety@Mail.Ru -- 4 Experiment -- 4.1 Data Preparation -- 4.2 Manual Evaluation -- 4.3 Automatic Matching -- 5 Discussion -- 5.1 Quality of Manual Assessment -- 5.2 Inconsistency of Automatic vs. Manual Labels -- 5.3 Analysis of User Opinions -- 6 Conclusion -- Rethinking How to Extend Average Precision to Graded Relevance -- 1 Introduction -- 2 Mapping Binary Measures into Multi-graded Ones -- 3 Graded Average Precision -- 4 Extended Graded Average Precision (xGAP) -- 5 Expected Graded Average Precision (eGAP) -- 6 Evaluation -- 7 Conclusions and Future Work -- CLEF 15th Birthday: What Can We Learn From Ad Hoc Retrieval? -- 1 Motivations and Approach -- 2 Research Questions -- 3 Experimental Analysis -- 4 Future Works -- An Information Retrieval Ontology for Information Retrieval Nanopublications -- 1 Motivation -- 2 Ontology Description -- 3 Nanopublications in IR -- 4 Future Work -- Supporting More-Like-This Information Needs:Finding Similar Web Content in Different Scenarios -- 1 Introduction -- 2 Related Work -- 3 Approach -- 3.1 Link Crawling -- 3.2 Search Engine Related-Operator -- 3.3 Keyqueries -- 4 Evaluation -- 4.1 Individual Classification Results -- 4.2 Comparison and Hypotheses' Validity -- 4.3 Further Observations: Overlap and Efficiency -- 5 Conclusion and Outlook.
Domain-Specific Approaches -- SCAN: A Swedish Clinical Abbreviation Normalizer -- 1 Introduction -- 1.1 Related Work -- 1.2 Aim and Objective -- 2 Method -- 2.1 Data and Content Analysis -- 2.3 SCAN: Iterative Development -- 2.4 Evaluation: System Results, Expansion Coverage and Lexicon Creation -- 3 Results -- 3.1 Content Analysis and Characterization -- 3.2 Error Analysis of SCAN 1.0 and Development of SCAN 2.0 -- 3.3 Abbreviation Identification -- 3.4 Abbreviation Expansion Coverage Analysis and Lexicons -- 4 Analysis and Discussion -- 4.1 Limitations and Future Work -- 4.2 Significance of Study -- 5 Conclusions -- A Study of Personalised Medical Literature Search -- 1 Introduction -- 2 Related Work -- 3 Personalisation Approaches -- 3.1 P-Click -- 3.2 G-Click -- 3.3 Medical Interest Profiling -- 4 Experimental Setup -- 5 Results -- 5.1 Evaluating Using Click-Logs -- 5.2 Evaluating via User-Study -- 6 Conclusions -- A Hybrid Approach for Multi-faceted IRin Multimodal Domain -- 1 Introduction -- 2 Related Work -- 3 Model Representation -- 3.1 Traversal Method - Spreading Activation -- 3.2 Hybrid Search -- 4 Experiment Design -- 4.1 Data Collection -- 4.2 Standard Text and Image Search -- 4.3 Graph Search -- 5 Results and Discussion -- 6 Conclusion -- Discovering Similar Passages Within Large Text Documents -- 1 Introduction -- 2 Basic Alignment Algorithm -- 3 Discovering Multiple Passages -- 4 Handling Long Documents -- 5 Experiments and Results -- 5.1 Test Corpus -- 5.2 Performance Measures -- 5.3 Experimental Results -- 6 Conclusions -- Improving Transcript-Based Video Retrieval Using Unsupervised Language Model Adaptation -- 1 Introduction -- 2 Method -- 3 Results and Discussion -- 4 Conclusions -- Alternative Search Tasks -- Self-supervised Relation Extraction Using UMLS -- 1 Introduction -- 2 Related Work -- 3 Unified Medical Language System. 4 Generation of Annotated Corpus -- 5 Relation Classifier -- 6 Data Analysis -- 7 Evaluation Methods -- 7.1 Held-Out -- 7.2 Manual Evaluation -- 8 Conclusion -- Authorship IdentificationUsing Dynamic Selection of Featuresfrom Probabilistic Feature Set -- 1 Introduction -- 2 Related Work -- 3 Methodology -- 3.1 Probabilistic Feature Set -- 3.2 Distance Measure -- 3.3 Authorship Verification Using a KNN-Based Approach -- 3.4 Dynamic Feature Selection -- 4 Experiments -- 4.1 Dataset -- 4.2 Experimental Setup -- 4.3 Results and Discussion -- 5 Conclusions and Future Work -- References -- A Real-World Framework for Translatoras Expert Retrieval -- 1 Introduction -- 2 Translator Recommendation -- 2.1 Use-Case -- 2.2 The Platform -- 3 Methods and Related Work -- 3.1 Aggregation Functions -- 3.2 Learning to Rank -- 3.3 Evaluation -- 4 Experimental Results -- 4.1 Aggregation Functions -- 4.2 Learning to Rank -- 5 Conclusion and Future Work -- Comparing Algorithms for Microblog Summarisation -- 1 Introduction -- 2 Summarisation Algorithms -- 3 Experimental Setup -- 4 Results -- 5 Conclusions -- The Effect of Dimensionality Reductionon Large Scale Hierarchical Classification -- 1 Introduction -- 2 Cascade Classification with PCA -- 3 Experimental Results -- 3.1 Experimental Set-Up -- 3.2 Feature Selection Results -- 3.3 Results on the Dry-Run Dataset -- 3.4 Results on the Large Dataset -- 4 Conclusion -- References -- CLEF Lab Overviews -- Overview of the ShARe/CLEF eHealth Evaluation Lab 2014 -- 1 Introduction -- 2 Materials and Methods -- 2.1 Text Documents -- 2.2 Human Annotations, Queries, and Relevance Assessments -- 2.3 Evaluation Methods -- 3 Results -- 4 Conclusions -- ImageCLEF 2014: Overview and Analysis of the Results -- 1 Introduction -- 2 ImageCLEF 2014: The Tasks, The Dataand Participation -- 2.1 Domain Adaptation Task. 2.2 Scalable Concept Image Annotation Task -- 2.3 Liver CT Image Annotation Task -- 2.4 Robot Vision Task -- 3 Conclusions -- Overview of INEX 2014 -- 1 Introduction -- 2 Interactive Social Book Search Track -- 2.1 Aims and Tasks -- 2.2 Experimental Setup -- 2.3 Results -- 2.4 Outlook -- 3 Social Book Search Track -- 3.1 Aims and Tasks -- 3.2 Test Collections -- 3.3 Results -- 3.4 Outlook -- 4 Tweet Contextualization Track -- 4.1 Aims and Tasks -- 4.2 Test Collection -- 4.3 Evaluation -- 4.4 Results -- 4.5 Outlook -- 5 Envoi -- LifeCLEF 2014: Multimedia Life Species Identification Challenges -- 1 LifeCLEF Lab Overview -- 1.1 Motivations -- 1.2 Evaluated Tasks -- 1.3 Main Contributions -- 2 Task1: PlantCLEF -- 2.1 Context -- 2.2 Dataset -- 2.3 Task Description -- 2.4 Participants and Results -- 3 Task2: BirdCLEF -- 3.1 Context -- 3.2 Dataset -- 3.3 Task Description -- 3.4 Participants and Results -- 4 Task3: FishCLEF -- 4.1 Context -- 4.2 Dataset -- 4.3 Task Description -- 4.4 Participants and Results -- 5 Conclusions and Perspectives -- Benchmarking News Recommendations in a Living Lab -- 1 Introduction -- 2 Evaluation of Information Access Systems -- 3 Real-Time News Recommendation -- 4 Living Lab Scenario -- 4.1 Online News Recommendation: The Plista Use Case -- 4.2 Publishers and Users -- 4.3 Infrastructure -- 5 Evaluation Scenarios -- 5.1 The News Recommendation Challenge 2013 -- 5.2 CLEF NEWSREEL 2014 -- 5.3 Discussion -- 6 Conclusion -- Improving the Reproducibility of PAN's Shared Tasks: -- 1 Introduction -- 1.1 Contrasting Shared Tasks by Submission Type -- 1.2 Related Work -- 1.3 Contributions -- 2 TIRA: A Web Service for Shared Tasks -- 2.1 Software Submissions: Who is Responsible for their Successful Execution? -- 2.2 Life of a Participant -- 2.3 Life of an Organizer -- 3 Plagiarism Detection -- 3.1 Related Work -- 3.2 Source Retrieval. 3.3 Text Alignment -- 4 Author Identification -- 4.1 Related Work -- 4.2 Evaluation Setup -- 4.3 Evaluation Corpus -- 4.4 Performance Measures -- 4.5 Evaluation Results -- 5 Author Profiling -- 5.1 Related Work -- 5.2 Evaluation Corpora -- 5.3 Evaluation Results -- 6 Conclusion and Outlook -- Overview of CLEF Question Answering Track 2014 -- 1 Introduction -- 2 Tasks -- 2.1 QALD: Question Answering over Linked Data -- 2.2 Task QALD-4.1: Multilingual Question Answering -- 2.3 Task QALD-4.2: Biomedical Question Answering over Interlinked Data -- 2.4 Task QALD-4.3: Hybrid Question Answering -- 2.5 BioASQ: Biomedical Semantic Indexing and Question Answering -- 2.6 Task BioASQ 1: Large-Scale Semantic Indexing -- 2.7 Task BioASQ 2: Biomedical Semantic Question Answering -- 2.8 Entrance Exams Task -- 3 Participation -- 4 Main Conclusions -- References -- Overview of RepLab 2014: Author Profiling and Reputation Dimensions for Online Reputation Management -- 1 Introduction -- 2 Tasks Definition -- 2.1 Reputation Dimensions Classification -- 2.2 Author Profiling -- 3 Data Sets -- 3.1 Reputation Dimensions Classification Data Set -- 3.2 Author Profiling Data Set -- 3.3 Shared PAN-RepLab Author Profiling Data Set -- 4 Evaluation Methodology -- 4.1 Baselines -- 4.2 Evaluation Measures -- 5 Participation -- 6 Evaluation Results -- 6.1 Reputation Dimensions Classification -- 6.2 Author Categorisation -- 6.3 Author Ranking -- 7 Conclusions -- Author Index. |
| Record Nr. | UNISA-996202529003316 |
| Cham : , : Springer International Publishing : , : Imprint : Springer, , 2014 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. di Salerno | ||
| ||
Information Access Evaluation -- Multilinguality, Multimodality, and Interaction : 5th International Conference of the CLEF Initiative, CLEF 2014, Sheffield, UK, September 15-18, 2014, Proceedings / / edited by Evangelos Kanoulas, Mihai Lupu, Paul Clough, Mark Sanderson, Mark Hall, Allan Hanbury, Elaine Toms
| Information Access Evaluation -- Multilinguality, Multimodality, and Interaction : 5th International Conference of the CLEF Initiative, CLEF 2014, Sheffield, UK, September 15-18, 2014, Proceedings / / edited by Evangelos Kanoulas, Mihai Lupu, Paul Clough, Mark Sanderson, Mark Hall, Allan Hanbury, Elaine Toms |
| Edizione | [1st ed. 2014.] |
| Pubbl/distr/stampa | Cham : , : Springer International Publishing : , : Imprint : Springer, , 2014 |
| Descrizione fisica | 1 online resource (XVIII, 324 p. 64 illus.) |
| Disciplina | 006.35 |
| Collana | Information Systems and Applications, incl. Internet/Web, and HCI |
| Soggetto topico |
Natural language processing (Computer science)
Artificial intelligence Information storage and retrieval Application software User interfaces (Computer systems) Computational linguistics Natural Language Processing (NLP) Artificial Intelligence Information Storage and Retrieval Information Systems Applications (incl. Internet) User Interfaces and Human Computer Interaction Computational Linguistics |
| ISBN | 3-319-11382-8 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Intro -- Preface -- Organization -- Keynote Presentations -- Table of Contents -- Evaluation -- Making Test Corpora for Question Answering More Representative -- 1 Introduction -- 2 Corpora Sources -- 3 Analysis and Comparison of Question Corpora -- 4 Constructing Evaluation Corpora -- 4.1 Extending QALD to Improve Representativeness -- 4.2 Building a New Evaluation Corpus -- 5 Conclusions and Future Work -- Towards Automatic Evaluation of Health-Related CQA Data -- 1 Introduction -- 2 Related Work -- 3 Resources and Data -- 3.1 Disease and Medicine Dictionaries -- 3.2 Otvety@Mail.Ru -- 4 Experiment -- 4.1 Data Preparation -- 4.2 Manual Evaluation -- 4.3 Automatic Matching -- 5 Discussion -- 5.1 Quality of Manual Assessment -- 5.2 Inconsistency of Automatic vs. Manual Labels -- 5.3 Analysis of User Opinions -- 6 Conclusion -- Rethinking How to Extend Average Precision to Graded Relevance -- 1 Introduction -- 2 Mapping Binary Measures into Multi-graded Ones -- 3 Graded Average Precision -- 4 Extended Graded Average Precision (xGAP) -- 5 Expected Graded Average Precision (eGAP) -- 6 Evaluation -- 7 Conclusions and Future Work -- CLEF 15th Birthday: What Can We Learn From Ad Hoc Retrieval? -- 1 Motivations and Approach -- 2 Research Questions -- 3 Experimental Analysis -- 4 Future Works -- An Information Retrieval Ontology for Information Retrieval Nanopublications -- 1 Motivation -- 2 Ontology Description -- 3 Nanopublications in IR -- 4 Future Work -- Supporting More-Like-This Information Needs:Finding Similar Web Content in Different Scenarios -- 1 Introduction -- 2 Related Work -- 3 Approach -- 3.1 Link Crawling -- 3.2 Search Engine Related-Operator -- 3.3 Keyqueries -- 4 Evaluation -- 4.1 Individual Classification Results -- 4.2 Comparison and Hypotheses' Validity -- 4.3 Further Observations: Overlap and Efficiency -- 5 Conclusion and Outlook.
Domain-Specific Approaches -- SCAN: A Swedish Clinical Abbreviation Normalizer -- 1 Introduction -- 1.1 Related Work -- 1.2 Aim and Objective -- 2 Method -- 2.1 Data and Content Analysis -- 2.3 SCAN: Iterative Development -- 2.4 Evaluation: System Results, Expansion Coverage and Lexicon Creation -- 3 Results -- 3.1 Content Analysis and Characterization -- 3.2 Error Analysis of SCAN 1.0 and Development of SCAN 2.0 -- 3.3 Abbreviation Identification -- 3.4 Abbreviation Expansion Coverage Analysis and Lexicons -- 4 Analysis and Discussion -- 4.1 Limitations and Future Work -- 4.2 Significance of Study -- 5 Conclusions -- A Study of Personalised Medical Literature Search -- 1 Introduction -- 2 Related Work -- 3 Personalisation Approaches -- 3.1 P-Click -- 3.2 G-Click -- 3.3 Medical Interest Profiling -- 4 Experimental Setup -- 5 Results -- 5.1 Evaluating Using Click-Logs -- 5.2 Evaluating via User-Study -- 6 Conclusions -- A Hybrid Approach for Multi-faceted IRin Multimodal Domain -- 1 Introduction -- 2 Related Work -- 3 Model Representation -- 3.1 Traversal Method - Spreading Activation -- 3.2 Hybrid Search -- 4 Experiment Design -- 4.1 Data Collection -- 4.2 Standard Text and Image Search -- 4.3 Graph Search -- 5 Results and Discussion -- 6 Conclusion -- Discovering Similar Passages Within Large Text Documents -- 1 Introduction -- 2 Basic Alignment Algorithm -- 3 Discovering Multiple Passages -- 4 Handling Long Documents -- 5 Experiments and Results -- 5.1 Test Corpus -- 5.2 Performance Measures -- 5.3 Experimental Results -- 6 Conclusions -- Improving Transcript-Based Video Retrieval Using Unsupervised Language Model Adaptation -- 1 Introduction -- 2 Method -- 3 Results and Discussion -- 4 Conclusions -- Alternative Search Tasks -- Self-supervised Relation Extraction Using UMLS -- 1 Introduction -- 2 Related Work -- 3 Unified Medical Language System. 4 Generation of Annotated Corpus -- 5 Relation Classifier -- 6 Data Analysis -- 7 Evaluation Methods -- 7.1 Held-Out -- 7.2 Manual Evaluation -- 8 Conclusion -- Authorship IdentificationUsing Dynamic Selection of Featuresfrom Probabilistic Feature Set -- 1 Introduction -- 2 Related Work -- 3 Methodology -- 3.1 Probabilistic Feature Set -- 3.2 Distance Measure -- 3.3 Authorship Verification Using a KNN-Based Approach -- 3.4 Dynamic Feature Selection -- 4 Experiments -- 4.1 Dataset -- 4.2 Experimental Setup -- 4.3 Results and Discussion -- 5 Conclusions and Future Work -- References -- A Real-World Framework for Translatoras Expert Retrieval -- 1 Introduction -- 2 Translator Recommendation -- 2.1 Use-Case -- 2.2 The Platform -- 3 Methods and Related Work -- 3.1 Aggregation Functions -- 3.2 Learning to Rank -- 3.3 Evaluation -- 4 Experimental Results -- 4.1 Aggregation Functions -- 4.2 Learning to Rank -- 5 Conclusion and Future Work -- Comparing Algorithms for Microblog Summarisation -- 1 Introduction -- 2 Summarisation Algorithms -- 3 Experimental Setup -- 4 Results -- 5 Conclusions -- The Effect of Dimensionality Reductionon Large Scale Hierarchical Classification -- 1 Introduction -- 2 Cascade Classification with PCA -- 3 Experimental Results -- 3.1 Experimental Set-Up -- 3.2 Feature Selection Results -- 3.3 Results on the Dry-Run Dataset -- 3.4 Results on the Large Dataset -- 4 Conclusion -- References -- CLEF Lab Overviews -- Overview of the ShARe/CLEF eHealth Evaluation Lab 2014 -- 1 Introduction -- 2 Materials and Methods -- 2.1 Text Documents -- 2.2 Human Annotations, Queries, and Relevance Assessments -- 2.3 Evaluation Methods -- 3 Results -- 4 Conclusions -- ImageCLEF 2014: Overview and Analysis of the Results -- 1 Introduction -- 2 ImageCLEF 2014: The Tasks, The Dataand Participation -- 2.1 Domain Adaptation Task. 2.2 Scalable Concept Image Annotation Task -- 2.3 Liver CT Image Annotation Task -- 2.4 Robot Vision Task -- 3 Conclusions -- Overview of INEX 2014 -- 1 Introduction -- 2 Interactive Social Book Search Track -- 2.1 Aims and Tasks -- 2.2 Experimental Setup -- 2.3 Results -- 2.4 Outlook -- 3 Social Book Search Track -- 3.1 Aims and Tasks -- 3.2 Test Collections -- 3.3 Results -- 3.4 Outlook -- 4 Tweet Contextualization Track -- 4.1 Aims and Tasks -- 4.2 Test Collection -- 4.3 Evaluation -- 4.4 Results -- 4.5 Outlook -- 5 Envoi -- LifeCLEF 2014: Multimedia Life Species Identification Challenges -- 1 LifeCLEF Lab Overview -- 1.1 Motivations -- 1.2 Evaluated Tasks -- 1.3 Main Contributions -- 2 Task1: PlantCLEF -- 2.1 Context -- 2.2 Dataset -- 2.3 Task Description -- 2.4 Participants and Results -- 3 Task2: BirdCLEF -- 3.1 Context -- 3.2 Dataset -- 3.3 Task Description -- 3.4 Participants and Results -- 4 Task3: FishCLEF -- 4.1 Context -- 4.2 Dataset -- 4.3 Task Description -- 4.4 Participants and Results -- 5 Conclusions and Perspectives -- Benchmarking News Recommendations in a Living Lab -- 1 Introduction -- 2 Evaluation of Information Access Systems -- 3 Real-Time News Recommendation -- 4 Living Lab Scenario -- 4.1 Online News Recommendation: The Plista Use Case -- 4.2 Publishers and Users -- 4.3 Infrastructure -- 5 Evaluation Scenarios -- 5.1 The News Recommendation Challenge 2013 -- 5.2 CLEF NEWSREEL 2014 -- 5.3 Discussion -- 6 Conclusion -- Improving the Reproducibility of PAN's Shared Tasks: -- 1 Introduction -- 1.1 Contrasting Shared Tasks by Submission Type -- 1.2 Related Work -- 1.3 Contributions -- 2 TIRA: A Web Service for Shared Tasks -- 2.1 Software Submissions: Who is Responsible for their Successful Execution? -- 2.2 Life of a Participant -- 2.3 Life of an Organizer -- 3 Plagiarism Detection -- 3.1 Related Work -- 3.2 Source Retrieval. 3.3 Text Alignment -- 4 Author Identification -- 4.1 Related Work -- 4.2 Evaluation Setup -- 4.3 Evaluation Corpus -- 4.4 Performance Measures -- 4.5 Evaluation Results -- 5 Author Profiling -- 5.1 Related Work -- 5.2 Evaluation Corpora -- 5.3 Evaluation Results -- 6 Conclusion and Outlook -- Overview of CLEF Question Answering Track 2014 -- 1 Introduction -- 2 Tasks -- 2.1 QALD: Question Answering over Linked Data -- 2.2 Task QALD-4.1: Multilingual Question Answering -- 2.3 Task QALD-4.2: Biomedical Question Answering over Interlinked Data -- 2.4 Task QALD-4.3: Hybrid Question Answering -- 2.5 BioASQ: Biomedical Semantic Indexing and Question Answering -- 2.6 Task BioASQ 1: Large-Scale Semantic Indexing -- 2.7 Task BioASQ 2: Biomedical Semantic Question Answering -- 2.8 Entrance Exams Task -- 3 Participation -- 4 Main Conclusions -- References -- Overview of RepLab 2014: Author Profiling and Reputation Dimensions for Online Reputation Management -- 1 Introduction -- 2 Tasks Definition -- 2.1 Reputation Dimensions Classification -- 2.2 Author Profiling -- 3 Data Sets -- 3.1 Reputation Dimensions Classification Data Set -- 3.2 Author Profiling Data Set -- 3.3 Shared PAN-RepLab Author Profiling Data Set -- 4 Evaluation Methodology -- 4.1 Baselines -- 4.2 Evaluation Measures -- 5 Participation -- 6 Evaluation Results -- 6.1 Reputation Dimensions Classification -- 6.2 Author Categorisation -- 6.3 Author Ranking -- 7 Conclusions -- Author Index. |
| Record Nr. | UNINA-9910485018203321 |
| Cham : , : Springer International Publishing : , : Imprint : Springer, , 2014 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
String Processing and Information Retrieval [[electronic resource] ] : 13th International Conference, SPIRE 2006, Glasgow, UK, October 11-13, 2006, Proceedings / / edited by Fabio Crestani, Paolo Ferragina, Mark Sanderson
| String Processing and Information Retrieval [[electronic resource] ] : 13th International Conference, SPIRE 2006, Glasgow, UK, October 11-13, 2006, Proceedings / / edited by Fabio Crestani, Paolo Ferragina, Mark Sanderson |
| Edizione | [1st ed. 2006.] |
| Pubbl/distr/stampa | Berlin, Heidelberg : , : Springer Berlin Heidelberg : , : Imprint : Springer, , 2006 |
| Descrizione fisica | 1 online resource (XIV, 370 p.) |
| Disciplina | 025.04 |
| Collana | Theoretical Computer Science and General Issues |
| Soggetto topico |
Information storage and retrieval systems
Artificial intelligence Database management Artificial intelligence—Data processing Coding theory Information theory Algorithms Information Storage and Retrieval Artificial Intelligence Database Management Data Science Coding and Information Theory |
| ISBN | 3-540-45775-5 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Web Clustering and Text Categorization -- MP-Boost: A Multiple-Pivot Boosting Algorithm and Its Application to Text Categorization -- TreeBoost.MH: A Boosting Algorithm for Multi-label Hierarchical Text Categorization -- Cluster Generation and Cluster Labelling for Web Snippets: A Fast and Accurate Hierarchical Solution -- Principal Components for Automatic Term Hierarchy Building -- Strings -- Computing the Minimum Approximate ?-Cover of a String -- Sparse Directed Acyclic Word Graphs -- On-Line Repetition Detection -- User Behavior -- Analyzing User Behavior to Rank Desktop Items -- The Intention Behind Web Queries -- Web Search Algorithms -- Compact Features for Detection of Near-Duplicates in Distributed Retrieval -- Inverted Files Versus Suffix Arrays for Locating Patterns in Primary Memory -- Efficient Lazy Algorithms for Minimal-Interval Semantics -- Output-Sensitive Autocompletion Search -- Compression -- A Compressed Self-index Using a Ziv-Lempel Dictionary -- Mapping Words into Codewords on PPM -- Correction -- Improving Usability Through Password-Corrective Hashing -- Word-Based Correction for Retrieval of Arabic OCR Degraded Documents -- Information Retrieval Applications -- A Statistical Model of Query Log Generation -- Using String Comparison in Context for Improved Relevance Feedback in Different Text Media -- A Multiple Criteria Approach for Information Retrieval -- English to Persian Transliteration -- Bio Informatics -- Efficient Algorithms for Pattern Matching with General Gaps and Character Classes -- Matrix Tightness: A Linear-Algebraic Framework for Sorting by Transpositions -- How to Compare Arc-Annotated Sequences: The Alignment Hierarchy -- Web Search Engines -- Structured Index Organizations for High-Throughput Text Querying -- Adaptive Query-Based Sampling of Distributed Collections -- Short Papers -- Dotted Suffix Trees A Structure for Approximate Text Indexing -- Phrase-Based Pattern Matching in Compressed Text -- Discovering Context-Topic Rules in Search Engine Logs -- Incremental Aggregation of Latent Semantics Using a Graph-Based Energy Model -- A New Algorithm for Fast All-Against-All Substring Matching. |
| Record Nr. | UNISA-996466108803316 |
| Berlin, Heidelberg : , : Springer Berlin Heidelberg : , : Imprint : Springer, , 2006 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. di Salerno | ||
| ||
String processing and information retrieval : 13th international symposium, SPIRE 2006, Glasgow, UK, October 11-13, 2006 : proceedings / / Fabio Crestani, Paolo Ferragina, Mark Sanderson (eds.)
| String processing and information retrieval : 13th international symposium, SPIRE 2006, Glasgow, UK, October 11-13, 2006 : proceedings / / Fabio Crestani, Paolo Ferragina, Mark Sanderson (eds.) |
| Edizione | [1st ed. 2006.] |
| Pubbl/distr/stampa | Berlin ; ; New York, : Springer, c2006 |
| Descrizione fisica | 1 online resource (XIV, 370 p.) |
| Disciplina | 025.04 |
| Altri autori (Persone) |
CrestaniFabio
FerraginaPaolo <1969-> SandersonMark |
| Collana |
Lecture notes in computer science
LNCS sublibrary. SL 1, Theoretical computer science and general issues |
| Soggetto topico |
Text processing (Computer science)
Information retrieval |
| ISBN | 3-540-45775-5 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Web Clustering and Text Categorization -- MP-Boost: A Multiple-Pivot Boosting Algorithm and Its Application to Text Categorization -- TreeBoost.MH: A Boosting Algorithm for Multi-label Hierarchical Text Categorization -- Cluster Generation and Cluster Labelling for Web Snippets: A Fast and Accurate Hierarchical Solution -- Principal Components for Automatic Term Hierarchy Building -- Strings -- Computing the Minimum Approximate ?-Cover of a String -- Sparse Directed Acyclic Word Graphs -- On-Line Repetition Detection -- User Behavior -- Analyzing User Behavior to Rank Desktop Items -- The Intention Behind Web Queries -- Web Search Algorithms -- Compact Features for Detection of Near-Duplicates in Distributed Retrieval -- Inverted Files Versus Suffix Arrays for Locating Patterns in Primary Memory -- Efficient Lazy Algorithms for Minimal-Interval Semantics -- Output-Sensitive Autocompletion Search -- Compression -- A Compressed Self-index Using a Ziv-Lempel Dictionary -- Mapping Words into Codewords on PPM -- Correction -- Improving Usability Through Password-Corrective Hashing -- Word-Based Correction for Retrieval of Arabic OCR Degraded Documents -- Information Retrieval Applications -- A Statistical Model of Query Log Generation -- Using String Comparison in Context for Improved Relevance Feedback in Different Text Media -- A Multiple Criteria Approach for Information Retrieval -- English to Persian Transliteration -- Bio Informatics -- Efficient Algorithms for Pattern Matching with General Gaps and Character Classes -- Matrix Tightness: A Linear-Algebraic Framework for Sorting by Transpositions -- How to Compare Arc-Annotated Sequences: The Alignment Hierarchy -- Web Search Engines -- Structured Index Organizations for High-Throughput Text Querying -- Adaptive Query-Based Sampling of Distributed Collections -- Short Papers -- Dotted Suffix Trees A Structure for Approximate Text Indexing -- Phrase-Based Pattern Matching in Compressed Text -- Discovering Context-Topic Rules in Search Engine Logs -- Incremental Aggregation of Latent Semantics Using a Graph-Based Energy Model -- A New Algorithm for Fast All-Against-All Substring Matching. |
| Altri titoli varianti | SPIRE 2006 |
| Record Nr. | UNINA-9910484667103321 |
| Berlin ; ; New York, : Springer, c2006 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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