Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
DAFFODIL : Search and Browse in distributed Digital Libraries Claus-Peter Klas IIIS · University of Duisburg-Essen, Campus Duisburg
IE 2007
Claus-Peter Klas DAFFODIL
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Outline
Motivation Strategic Support Personalisation, Recommendation, Pro-Activity Evaluation Summary
Claus-Peter Klas DAFFODIL
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Drawbacks of digital libraries today (still)
Drawbacks of digital libraries today
I
In ALL workflow phases I I I
Claus-Peter Klas DAFFODIL
Multiple Accesspoints Multiple Queryforms Poor Functionality
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Goals in DAFFODIL
Goals in DAFFODIL : Focus on the user
Claus-Peter Klas DAFFODIL
I
Strategic Support
I
Distributed Digital Libraries
I
Personalisation
I
Collaboration
I
Awareness
I
Userfriendly Integrated Interface
I
Flexible and Extensible Architecture
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Goals in DAFFODIL
Scientific Workflow I
Scientific Workflow I
I I
I
I
Claus-Peter Klas DAFFODIL
Discover relevant data sources Retrieve relevant data Collate information in own structured knowledge environment. Interpret gathered information Re-Present in new publications
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Current State
Overview
Claus-Peter Klas DAFFODIL
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Strategic Support
Claus-Peter Klas DAFFODIL
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Definition
Strategic Support in digital libraries I
Based on paper “Where should the Person stop and the search interface start?” by Marcia Bates
I
DL should act as consultant, knowing/supporting all neccessary actions to reach the user goals
I
Actions range from basic up to high-level search functions
I
Effectiveness and efficiency of the user
I
Best performance, if digital library is aware of user’s context and situation, and statically or dynamically recommends next actions
I
Important Conditions I I I
Claus-Peter Klas DAFFODIL
High-quality data, user friendly presented (easy cognition) Personal Knowledge Environment Integration into overall work context IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Definition
Strategic Support in digital libraries I
Based on paper “Where should the Person stop and the search interface start?” by Marcia Bates
I
DL should act as consultant, knowing/supporting all neccessary actions to reach the user goals
I
Actions range from basic up to high-level search functions
I
Effectiveness and efficiency of the user
I
Best performance, if digital library is aware of user’s context and situation, and statically or dynamically recommends next actions
I
Important Conditions I I I
Claus-Peter Klas DAFFODIL
High-quality data, user friendly presented (easy cognition) Personal Knowledge Environment Integration into overall work context IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Definition
Strategic Support in digital libraries I
Based on paper “Where should the Person stop and the search interface start?” by Marcia Bates
I
DL should act as consultant, knowing/supporting all neccessary actions to reach the user goals
I
Actions range from basic up to high-level search functions
I
Effectiveness and efficiency of the user
I
Best performance, if digital library is aware of user’s context and situation, and statically or dynamically recommends next actions
I
Important Conditions I I I
Claus-Peter Klas DAFFODIL
High-quality data, user friendly presented (easy cognition) Personal Knowledge Environment Integration into overall work context IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Definition
Strategic Support in digital libraries I
Based on paper “Where should the Person stop and the search interface start?” by Marcia Bates
I
DL should act as consultant, knowing/supporting all neccessary actions to reach the user goals
I
Actions range from basic up to high-level search functions
I
Effectiveness and efficiency of the user
I
Best performance, if digital library is aware of user’s context and situation, and statically or dynamically recommends next actions
I
Important Conditions I I I
Claus-Peter Klas DAFFODIL
High-quality data, user friendly presented (easy cognition) Personal Knowledge Environment Integration into overall work context IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Definition
Strategic Support in digital libraries I
Based on paper “Where should the Person stop and the search interface start?” by Marcia Bates
I
DL should act as consultant, knowing/supporting all neccessary actions to reach the user goals
I
Actions range from basic up to high-level search functions
I
Effectiveness and efficiency of the user
I
Best performance, if digital library is aware of user’s context and situation, and statically or dynamically recommends next actions
I
Important Conditions I I I
Claus-Peter Klas DAFFODIL
High-quality data, user friendly presented (easy cognition) Personal Knowledge Environment Integration into overall work context IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Definition
Strategic Support in digital libraries I
Based on paper “Where should the Person stop and the search interface start?” by Marcia Bates
I
DL should act as consultant, knowing/supporting all neccessary actions to reach the user goals
I
Actions range from basic up to high-level search functions
I
Effectiveness and efficiency of the user
I
Best performance, if digital library is aware of user’s context and situation, and statically or dynamically recommends next actions
I
Important Conditions I I I
Claus-Peter Klas DAFFODIL
High-quality data, user friendly presented (easy cognition) Personal Knowledge Environment Integration into overall work context IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Definition
High-Level Search Functions for Digital Libraries
I
Search in distributed heterogenous digital libraries
I
Reference and citations search
I
Journal and conference browsing
I
Co-Author browsing
Claus-Peter Klas DAFFODIL
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Search
Searching in distributed Digital Libraries
Claus-Peter Klas DAFFODIL
I
Uniform query formulation
I
Distributed search in heterogenous digital libraries
I
Specification of search domain
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Search
Searching in distributed Digital Libraries: Results
I
Eliminate duplicates
I
Ranking of results
I
Query term highlighting
I
Parallel WWW search
I
Extraction of I I I I
I
Claus-Peter Klas DAFFODIL
authors conferences journals terms
Cluster view of results
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Search
Searching in distributed Digital Libraries: Results
I
Eliminate duplicates
I
Ranking of results
I
Query term highlighting
I
Parallel WWW search
I
Extraction of I I I I
I
Claus-Peter Klas DAFFODIL
authors conferences journals terms
Cluster view of results
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Browsing
Citation and References Reference-Tool
Claus-Peter Klas DAFFODIL
I
Which documents are cited?
I
Which documents cite this document?
I
Usage by Drag & Drop
I
Reusable results
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Browsing
Browsing in Journals
Claus-Peter Klas DAFFODIL
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Social Networks
Author Relationships
Claus-Peter Klas DAFFODIL
I
Use of Co-Author relation
I
Generation of relationship network
I
Browsing within network
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Social Networks
Co-Author Network Visualisation of Graph
Claus-Peter Klas DAFFODIL
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Personalisation, Recommendation, Pro-Activity
Claus-Peter Klas DAFFODIL
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Personal Library
Personalisation: Personal Library Knowledge environment for structured storage of objects: I
Documents I I
Claus-Peter Klas DAFFODIL
Metadata Fulltext
I
Authors
I
Journals
I
Conferences
I
Websites
I
Queries
I
Terms
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Personal Library
Personalisation: Awareness und Annotations
Claus-Peter Klas DAFFODIL
I
Comments
I
Discussions
I
Privat area
I
Group area
I
Awareness on filed objects
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Personal Library
Personalisation: Awareness und Annotations
Claus-Peter Klas DAFFODIL
I
Comments
I
Discussions
I
Privat area
I
Group area
I
Awareness on filed objects
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Personal Library
Personalisation: Awareness und Annotations
Claus-Peter Klas DAFFODIL
I
Comments
I
Discussions
I
Privat area
I
Group area
I
Awareness on filed objects
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Personal Library
Personal Library: Long-Term Awareness
Claus-Peter Klas DAFFODIL
I
Queries
I
Journals
I
Conferences
I
Authors
I
Websites
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Recommendation
Recommendation in DAFFODIL
I
Based on user collaboration: I
Personal Library I I
I
Claus-Peter Klas DAFFODIL
Similar documents Experts / Groups (community building)
Based on the system: BINGO!
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Recommendation
System: BINGO!
Claus-Peter Klas DAFFODIL
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Pro-Activity
Pro-Activity
I
Context of user and system I I I
Claus-Peter Klas DAFFODIL
Spellchecking Authorname Completion Related Terms
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Pro-Activity
Pro-Activity: Coming Up Example: Queryformulation
Claus-Peter Klas DAFFODIL
I
Spellchecking while entering terms
I
Errors are shown
I
List possible alternatives
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Pro-Activity
Pro-Activity: Coming Up Example: Queryformulation
Claus-Peter Klas DAFFODIL
I
Spellchecking while entering terms
I
Errors are shown
I
List possible alternatives
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Evaluation
Claus-Peter Klas DAFFODIL
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Efficiency and Effectiveness of the users
Evaluation: Hypotheses I
Efficient and Effective Information Retrieval through 1. Strategic Support 2. Pro-Active System 3. Personalization and Collaboration
I
Criteria I I
I
Measure I I I
Claus-Peter Klas DAFFODIL
Effectiveness Efficiency Time Relevance User Satisfaction
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Efficiency and Effectiveness of the users
Evaluation: Hypotheses I
Efficient and Effective Information Retrieval through 1. Strategic Support 2. Pro-Active System 3. Personalization and Collaboration
I
Criteria I I
I
Measure I I I
Claus-Peter Klas DAFFODIL
Effectiveness Efficiency Time Relevance User Satisfaction
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Efficiency and Effectiveness of the users
Evaluation: Hypotheses I
Efficient and Effective Information Retrieval through 1. Strategic Support 2. Pro-Active System 3. Personalization and Collaboration
I
Criteria I I
I
Measure I I I
Claus-Peter Klas DAFFODIL
Effectiveness Efficiency Time Relevance User Satisfaction
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Efficiency and Effectiveness of the users
Phases
1. Phase I I
14 students in a parallel session System efficiency and bug hunting
2. Phase I I
8 scientific researcher Focus in User: Efficiency and Effectiveness
3. Phase (Experts) I I
Claus-Peter Klas DAFFODIL
3 librarians and 3 professors Comments, critics and tips
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Efficiency and Effectiveness of the users
Phases
1. Phase I I
14 students in a parallel session System efficiency and bug hunting
2. Phase I I
8 scientific researcher Focus in User: Efficiency and Effectiveness
3. Phase (Experts) I I
Claus-Peter Klas DAFFODIL
3 librarians and 3 professors Comments, critics and tips
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Efficiency and Effectiveness of the users
Phases
1. Phase I I
14 students in a parallel session System efficiency and bug hunting
2. Phase I I
8 scientific researcher Focus in User: Efficiency and Effectiveness
3. Phase (Experts) I I
Claus-Peter Klas DAFFODIL
3 librarians and 3 professors Comments, critics and tips
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Efficiency and Effectiveness of the users
Task Complexity
Claus-Peter Klas DAFFODIL
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Efficiency and Effectiveness of the users
Evaluation
I
Claus-Peter Klas DAFFODIL
As the task becomes harder, the more efficient and effective the users become with DAFFODIL
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Summary
Summary
I
Evaluation engaged scientific questions
I
Daffodil is a useable tool, beyond prototype status ! I I I
I
Open Evaluation Questions I I I
Claus-Peter Klas DAFFODIL
Access via graphical user interface for users Access via Web-Services for systems Easy extensible: services and GUI Long-Term evaluation Collaboration Recommendation
IIIS · University of Duisburg-Essen, Campus Duisburg
Motivation
Strategic Support
Personalisation, Recommendation, Pro-Activity
Evaluation
Summary
Summary
You can use it!
http://www.daffodil.de
Claus-Peter Klas DAFFODIL
IIIS · University of Duisburg-Essen, Campus Duisburg
