Diss-Stadl (for PhD students only)

Description


Winter 2015


February 17, 2016
Dipl.-Inform. Vu Tran: Results and Discussion
February 03, 2016
Dipl.-Inform. Vu Tran: Predicting Searchers Interactions using Markov Chains

Winter 2013


January 29, 2014
Hugo Huurdeman : Supporting Search Stages

Winter 2010/2011


February 08, 2012
Dipl.-Inform. Vu Tran: Validating the Interactive Probability Ranking Principle using Eye-tracking Data
November 30, 2011
Dipl.-Inform. Thomas Beckers: Funktionale Ebene in IR-Systemen
November 16, 2011
Dr.-Ing. Dipl.-Inform. Sebastian Dungs: ?
April 20, 2010
Melikka Khosh Niat, M.A. CL: Textmining für Knowledge Mashups: Pragmatische Textverknüpfungen für typisierte Suchaufgaben
[ Slides ]

Winter 2010/2011


November 03, 2010
Dr. rer. nat. Ingo Frommholz: A Quantum-inspired Framework for (interactive) IR and Polyrepresentation
[ Slides ]
October 27, 2010
Dr.-Ing. Dipl.-Inform. Sascha Kriewel: KHRESMOI - Medical information analysis and retrieval
[ Slides ]
October 20, 2010
Prof. Dr.-Ing. Norbert Fuhr: IR Between Science and Engineering, and the Role of Experimentation

Summer 2010


September 01, 2010
Dipl.-Inform. Dennis Korbar: Hoch-Interaktives Information Retrieval
[ Slides ]
July 19, 2010
Dr.-Ing. Dipl.-Inform. Matthias Jordan: Supporting multiple information-seeking strategies in a single system framework
July 14, 2010
Dr.-Ing. Najeeb Abdulmutalib: Language Models and Smoothing Methods for Information Retrieval (Probevortrag zur Verteidigung)
June 16, 2010
Prof. Dr.-Ing. Norbert Fuhr: Data Analysis
[ Slides ]
June 09, 2010
Dr.-Ing. Dipl.-Inform. Andrea Ernst-Gerlach: Automatic Training Set Construction for Retrieval in Historic Documents
[ Slides ]

Winter 2009/2010


March 17, 2010
Dr.-Ing. Dipl.-Inform. Sascha Kriewel: Unterstützung beim Finden und Durchführen von Suchstrategien (Probevortrag zur Verteidigung)
[ Slides ]
November 24, 2009
Prof. Dr.-Ing. Norbert Fuhr: The Optimum Clustering Framework
[ Slides ]
November 04, 2009
Dr.-Ing. Dipl.-Inform. Sascha Kriewel: An Evaluation of Search Suggestion Effectiveness
[ Slides ]
October 07, 2009
Dr. rer.nat. Saadia Malik: Interactive information retrieval with structured documents

Summer 2009


May 06, 2009
Dr.-Ing. Dipl.-Inform. Matthias Jordan: Why Batch and User Evaluations Do Not Give the Same Results
April 22, 2009
Dr.-Ing. Dipl.-Inform. Sascha Kriewel: B.J. Jansen and MD. McNeese, "Evaluating the Effectiveness of and Patterns of Interactions With Automated Searching Assistance"
[ Slides ]

Winter 2008/2009


March 18, 2009
Dipl.-Inform. Thomas Beckers: The Principle of Polyrepresentation (Ingwersen)
[ Slides ]
February 25, 2009
Dr.-Ing. Dipl.-Inform. Sascha Kriewel: Supporting Interactive Search with Adaptive Suggestions (test talk for Dagstuhl)
[ Slides ]
February 25, 2009
Dr.-Ing. Dipl.-Inform. Matthias Jordan: LACOSTIR - Interactive Retrieval on Layout, Content and Structure
[ Slides ]
February 04, 2009
Dr.-Ing. Dipl.-Inform. Andrea Ernst-Gerlach: Retrieval in Collections with Historic Spelling - Concept for a user driven rule generation
[ Slides ]
January 28, 2009
Dr.-Ing. Dipl.-Inform. Matthias Jordan: Supporting Multiple ISS in a Single System Framework
[ Slides ]
January 21, 2009
Prof. Dr.-Ing. Norbert Fuhr: The Probability Ranking Principle for Interactive IR

Summer 2008


September 25, 2008
Dr. rer.nat Ingo Frommholz , Dipl.-Inform. Marc Lechtenfeld : Determining the Polarity of Postings for Discussion Search
[ Slides ]
September 25, 2008
Jan Frederik Forst : POLIS: A Probabilistic Logic for Structured Document Summarisation
[ Slides ]

Winter 2007/2008


March 19, 2008
Dipl.-Inform. Anne Wolter: LACOSTIR - LAyout COntent and STructure in Interactive Retrieval
[ Slides ]
December 12, 2007
Prof. Ray. R. Larson : Geographic Information Retrieval and Results Display
[ Slides ] [ Slides ] [ Notes ] [ Notes ]
October 31, 2007
Dr.-Ing. Najeeb Abdulmutalib: Study and Comparison for some Language Models and Smoothing Methods
[ Slides ]
October 24, 2007
Dr.-Ing. Dipl.-Inform. Sascha Kriewel: Adaptive Search Suggestions for Digital Libraries
[ Slides ]

Summer 2007


May 24, 2007
Dipl.-Inform. Holger Brocks (Fern-Universität Hagen) : Semantics@Process - Flexible Enactment of Knowledge-Intensive Processes
[ Slides ]

Winter 2006/2007


February 21, 2007
Dipl.-Inform. Ralf Bönning (d.velop AG) : kiib Project "Mail Classification"
[ Slides ]
February 21, 2007
Dr. rer. nat. Ingo Frommholz: Email Classification and Information Extraction Methods - The Inbox Scenario
[ Slides ]

Summer 2006


June 7, 2006
Dr. rer. nat. Ingo Frommholz: Probabilistic Object-oriented Logics for Annotation-based Retrieval in Digital Libraries (JCDL dry run)
[ Slides ]
June 7, 2006
Dr. rer. nat. Ingo Frommholz: Integration of the DiLAS Annotation Service into Digital Library Infrastructures (CUBA-DL dry run)
[ Slides ]
April 19, 2006
Dr. rer.nat. Saadia Malik: N.N.
April 5, 2006
Dr.-Ing. Dipl.-Inform. Andrea Ernst-Gerlach: Generating Search Term Variants for Text Collections with Historic Spelling (ECIR test talk)
[ Slides ]
April 5, 2006
Dipl.-Inform. Henrik Nottelmann: Comparing different architectures for query routing in peer-to-peer networks (ECIR test talk)
[ Slides ]

Winter 2005/2006


March 14, 2006
Dr. rer. nat. Ingo Frommholz: Assessments for Sentiment Classification in Discussion Search
[ Slides ]
February 15, 2006
Prof. Dr.-Ing. Norbert Fuhr: Human in the Loop - A new Paradigm for IR Research?
[ Slides ]
February 15, 2006
Prof. Dr.-Ing. Norbert Fuhr: A Retrieval Model Integrating Content, Structure, and Layout
[ Slides ]
December 13, 2005
Dipl.-Inform. Henrik Nottelmann: Ideas for generalised semantic tools in Daffodil
[ Slides ]
November 08, 2005
Dr. rer. nat. Ingo Frommholz: Applying the Annotation View on Messages for Discussion Search - Uni Duisburg-Essen @ TRECent 2005
[ Slides ]
October 05, 2005
Dipl.-Inform. André Everts : PiClassO - A Content-based Image Retrieval System Using Automatically Generated Rules

Summer 2005


September 14, 2005
Dr. rer. nat. Ingo Frommholz: What Did the Others Say? Probabilistic Indexing and Retrieval Models in Annotation-based Discussions (ECDL DC test talk)
[ Slides ]
September 14, 2005
Dr.-Ing. Dipl.-Inform. Sascha Kriewel: Finding and Using Strategies for Search Situations in Digital Libraries (ECDL DC test talk)
[ Slides ]
September 07, 2005
Dipl.-Inform. Henrik Nottelmann: Future research on DTF in P2P networks
[ Slides ]
July 12, 2005
Carola Lange (Wirtschaftsinformatik, Uni Duisburg-Essen) : Vergleich von WI und IS im Hinblick auf Forschungsgegenstände, -ziele und -methoden
[ Slides ]
July 06, 2005
Dipl.-Inform. Gudrun Fischer: Top-down browsing - first ideas for evaluation
[ Slides ]
June 15, 2005
Dipl.-Inform. Gerald Jäschke (Fern-Universität Hagen) : A Declarative Definition Language for the Representation of Three-Dimensional Information Visualization
[ Slides ]
June 08, 2005
Dr.-Ing. Najeeb Abdulmutalib: (PireFoX) PIRE For XML retrieval
[ Slides ]
May 25, 2005
Dr. rer. nat. Ingo Frommholz: Sentiment Classification - Methods and Application
[ Slides ]
April 12, 2005
Dipl.-Inform. Henrik Nottelmann: PIRE for retrieval on our web site
[ Slides ]

Winter 2004/2005


March 09, 2005
Dr.-Ing. Dipl.-Inform. Sascha Kriewel: System and User View on Search Situations
[ Slides ]
February 16, 2005
Dipl.-Inform. Gudrun Fischer: XML Clustering: A State of the Art
[ Slides ]
February 09, 2005
Dipl.-Inform. Henrik Nottelmann: PIRE -- Introduction, tutorial, background
[ Slides ]
February 02, 2005
Dr. rer.nat. Saadia Malik: The iTrack @ INEX 2004
[ Slides ]
October 27, 2004
Dr. rer. nat. André Schaefer: N.N.
October 20, 2004
Dr. rer. nat. Ingo Frommholz: What did the Others say? Using Annotations for Information Retrieval
[ Slides ]

Summer 2004


July 21, 2004
Dipl.-Inform. Henrik Nottelmann: A logic-based approach for computing service executions plans in peer-to-peer networks (P2PIR test talk)
July 14, 2004
Dipl.-Inform. Henrik Nottelmann: Automatic schema mapping learning with probabilistic logics
[ Slides ] [ Notes ]
May 26, 2004
Dr.-Ing. Dipl.-Inform. Sascha Kriewel: Search Situations and Search Histories
[ Slides ]
May 12, 2004
Dipl.-Inform. Gudrun Fischer: XML Clustering and Browsing
[ Slides ] [ Notes ]

Winter 2003/2004


March 24, 2004
Dipl.-Inform. Henrik Nottelmann: Combining CORI and the decision-theoretic approach for advanced resource selection (ECIR test talk)
[ Slides ]
March 10, 2004
Dr.-Ing. Dipl.-Inform. Sascha Kriewel: Daffodil - Nutzerorientiertes Zugangssystem für heterogene Digitale Bibliotheken (IuK test talk)
March 08, 2004
Jie Lu (CMU) : Content-based Retrieval in Hierarchical Peer-to-Peer Networks
[ Slides ] [ Slides ]
February 25, 2004
Dr. rer.nat. Saadia Malik: A survey on Interactive Information Retrieval (Part II)
[ Slides ]
February 11, 2004
Dipl.-Inform. Gudrun Fischer: Browsing with Perspectives
[ Slides ]
February 04, 2004
Dipl.-Inform. Henrik Nottelmann: Probabilistic logics for Information Retrieval in Distributed DLs and P2P networks
[ Slides ]
January 21, 2004
Dr.-Ing. Dipl.-Inform. Sascha Kriewel: Strategies in Interactive Information Retrieval
[ Slides ]
January 14, 2004
Dr. rer.nat. Saadia Malik: A survey on Interactive Information Retrieval (Part 1)
[ Slides ]
December 03, 2003
Dr. rer. nat. Claus-Peter Klas: N.N.
December 03, 2003
Dipl.-Inform. Henrik Nottelmann: Probabilistic logics for defining and using P2P service descriptions
[ Slides ]
November 19, 2003
Dipl.-Inform. Gudrun Fischer: Browsing: Descriptions and Models
[ Slides ] [ Notes ]
October 29, 2003
Dipl.-Inform. Henrik Nottelmann: Decision-theoretic Resource Selection in Peer-to-Peer Networks
[ Slides ]
October 22, 2003
Dr. rer. nat. André Schaefer: Scenarios of proactive function application in Daffodil
[ Slides ]

Summer 2003


July 16, 2003
Dipl.-Inform. Norbert Gövert: Evaluating effectiveness of content-oriented XML retrieval
[ Slides ]
July 02, 2003
Dipl.-Inform. Henrik Nottelmann: Towards a descriptive definition of IR datatypes
[ Slides ]
June 25, 2003
Dipl.-Inform. Henrik Nottelmann: Evaluating Different Methods of Estimating Retrieval Quality for Resource Selection (SIGIR test talk)
[ Slides ]
June 11, 2003
Dipl.-Inform. Norbert Gövert: Quality vs. Effectiveness of Relevance-Oriented XML Retrieval
[ Slides ]
April 03, 2003
Dr. rer. nat. André Schaefer: Agents and agentlike functions in your desktop. Experiences, Expectations and Patterns.
[ Slides ]
April 03, 2003
Dipl.-Inform. Henrik Nottelmann: From Uncertain Inference to Probability of Relevance for Advanced IR Applications (ECIR test talk)
[ Slides ]

Winter 2002/2003


March 20, 2003
Dipl.-Inform. Norbert Gövert: Effectiveness of content-oriented XML retrieval
[ Slides ]
February 20, 2003
Dipl.-Inform. Norbert Gövert: Efficiency / effectiveness of content-oriented XML retrieval
[ Slides ]

Summer 2002


September 19, 2002
Dipl.-Inform. Henrik Nottelmann: An Integrated Infrastructure for Information Retrieval in Federated Digital Libraries
[ Slides ] [ Notes ]
September 05, 2002
Dipl.-Inform. Kai Großjohann: Tree Calculus
[ Slides ]
August 29, 2002
Dr. Mohammad Abolhassani: Efficient Processing of Relevance-Oriented Search (EPROS)
[ Slides ]
July 25, 2002
Dipl.-Inform. Henrik Nottelmann: Notes on Retrieval Quality Estimation for Fact Libraries  /   XML, Uncertainty and Heterogeneity
[ Slides ] [ Notes ]
July 18, 2002
Dipl.-Inform. Norbert Gövert: Datatypes and vague predicates
[ Slides ]
July 11, 2002
Dipl.-Inform. Gudrun Fischer: Interactive Information Retrieval
[ Slides ]
June 20, 2002
Dipl.-Inform. Kai Großjohann: XIRQL
[ Slides ]
June 11, 2002
Dr. rer. nat. André Schaefer: Ergonomics of workload sharing between user and software in agent based information systems
[ Slides ]
May 02, 2002
Dipl.-Inform. Henrik Nottelmann: Heterogeneity in Digital Libraries: A prospective talk
[ Slides ] [ Notes ]
April 18, 2002
Dipl.-Inform. Gudrun Fischer: Modelling data types and vague predicates in RDF
[ Slides ]
April 11, 2002
Dipl.-Inform. Norbert Gövert: HyPath's structure access paths: time vs. space
Processing structural query conditions: DataGuides

[ Slides ]

Winter 2001/2002


March 28, 2002
Dipl.-Inform. Kai Großjohann: Estimating Selectivity of Path Conditions
[ Slides ]
March 07, 2002
Dipl.-Inform. Gudrun Fischer: Multilevel hypertext querying using RQL
[ Slides ]
February 28, 2002
Dipl.-Inform. Henrik Nottelmann: The MIND resource selection framework: Methods and evaluation
[ Slides ] [ Notes ]
February 06, 2002
Dipl.-Inform. Kai Großjohann: Some thoughts on optimization
[ Slides ]
January 31, 2002
Dipl.-Inform. Norbert Gövert: HyPath's structure access paths: time vs. space
[ Slides ]
January 10, 2002
Dipl.-Inform. Henrik Nottelmann: Datenbankauswahl: Evaluierung einiger Schätzverfahren für die Retrievalqualität
[ Slides ] [ Notes ]
December 20, 2001
Dipl.-Inform. Norbert Gövert: HyPath: Experiments with Structure Access Paths
[ Slides ]
December 13, 2001
Dipl.-Inform. Gudrun Fischer: Repräsentation von Dublin Core in RDF
[ Slides ]
November 29, 2001
Dipl.-Inform. Kai Großjohann: Übersetzungen und Transformationen
[ Slides ]
November 22, 2001
Dipl.-Inform. Henrik Nottelmann: Abschätzung der Retrievalqualität für die Datenbankauswahl
[ Slides ] [ Notes ]
October 26, 2001
Dipl.-Inform. Norbert Gövert: HyPath: Physical operators
[ Slides ]
September 27, 2001
Dipl.-Inform. Kai Großjohann: Bearbeitung von Anfragen in HyREX
[ Slides ]