Pertti Vakkari

Orcid: 0000-0002-4441-5393

According to our database1, Pertti Vakkari authored at least 78 papers between 1993 and 2024.

Collaborative distances:
  • Dijkstra number2 of five.
  • Erdős number3 of four.

Timeline

Legend:

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Bibliography

2024
An exploration of search-as-learning in digital archives of an online museum.
J. Documentation, 2024

2023
The association of disciplinary background with the evolution of topics and methods in Library and Information Science research 1995-2015.
J. Assoc. Inf. Sci. Technol., July, 2023

Characteristics of LIS Research Articles Affecting Their Citation Impact.
CoRR, 2023

A Probabilistic Model Toward How People Search to Build Outcomes.
IEEE Access, 2023

2022
Largest contribution to LIS by external disciplines as measured by the characteristics of research articles.
Scientometrics, 2022

LIS research across 50 years: content analysis of journal articles.
J. Documentation, 2022

Disciplinary contributions to research topics and methodology in Library and Information Science - Leading to fragmentation?
J. Assoc. Inf. Sci. Technol., 2022

2021
Predicting essay quality from search and writing behavior.
J. Assoc. Inf. Sci. Technol., 2021

Learning Outcomes during Information Search in Digital Archives.
Proceedings of the Information: Equity, Diversity, Inclusion, Justice, and Relevance, 2021

2020
The role of readers' literary preferences in predicting success in fiction search.
J. Documentation, 2020

The Usefulness of Search Results: A Systematization of Types and Predictors.
Proceedings of the CHIIR '20: Conference on Human Information Interaction and Retrieval, 2020

2019
Adopting situationally relevant modes of music information at different stages of information-seeking processes.
J. Documentation, 2019

Modeling the usefulness of search results as measured by information use.
Inf. Process. Manag., 2019

2018
Situational relevance of music information modes: An empirical investigation among Doctor of Music students.
J. Documentation, 2018

Effects of subject-oriented visualization tools on search by novices and intermediates.
J. Assoc. Inf. Sci. Technol., 2018

Predicting Retrieval Success Based on Information Use for Writing Tasks.
Proceedings of the Digital Libraries for Open Knowledge, 2018

Information Search Processes in Complex Tasks.
Proceedings of the 2018 Conference on Human Information Interaction and Retrieval, 2018

2017
Information repertoires: media use patterns in various gratification contexts.
J. Documentation, 2017

Reader characteristics, behavior, and success in fiction book search.
J. Assoc. Inf. Sci. Technol., 2017

2016
Searching as learning: A systematization based on literature.
J. Inf. Sci., 2016

Patterns of perceived public library outcomes in five countries.
J. Documentation, 2016

A typology of music information for studies on information seeking.
J. Documentation, 2016

Readers' interest criteria in fiction book search in library catalogs.
J. Documentation, 2016

2015
Task-Based Information Interaction Evaluation: The Viewpoint of Program Theory.
ACM Trans. Inf. Syst., 2015

Result List Actions in Fiction Search.
Proceedings of the 15th ACM/IEEE-CE Joint Conference on Digital Libraries, 2015

Books' Interest Grading and Fiction Readers' Search Actions During Query Reformulation Intervals.
Proceedings of the 15th ACM/IEEE-CE Joint Conference on Digital Libraries, 2015

2014
Evaluation methodologies in information retrieval dagstuhl seminar 13441.
SIGIR Forum, 2014

Supporting navigation in Wikipedia by information visualization: extended evaluation measures.
J. Documentation, 2014

Perceived outcomes of public libraries in Finland, Norway and the Netherlands.
J. Documentation, 2014

Models explaining the perceived outcomes of public libraries.
J. Documentation, 2014

Evolution of library and information science, 1965-2005: Content analysis of journal articles.
J. Assoc. Inf. Sci. Technol., 2014

Books' interest grading and dwell time in metadata in selecting fiction.
Proceedings of the Fifth Information Interaction in Context Symposium, 2014

2013
A sign of a good book: readers' methods of accessing fiction in the public library.
J. Documentation, 2013

Task complexity affects information use: a questionnaire study in city administration.
Inf. Res., 2013

"I Did It My Way": Social workers as secondary designers of a client information system.
Inf. Process. Manag., 2013

Selecting Fiction in Library Catalogs: A Gaze Tracking Study.
Proceedings of the Research and Advanced Technology for Digital Libraries, 2013

The Role of Search Interface Features during Information Seeking.
Proceedings of the Research and Advanced Technology for Digital Libraries, 2013

2012
Internet use increases the odds of using the public library.
J. Documentation, 2012

Search effort degrades search output but improves task outcome.
J. Assoc. Inf. Sci. Technol., 2012

Emphasis on examining results in fiction searches contributes to finding good novels.
Proceedings of the 12th ACM/IEEE-CS Joint Conference on Digital Libraries, 2012

In search of a good novel, neither reading activity nor querying matter, but examining search results does.
Proceedings of the Information Interaction in Context: 2012, 2012

Readers' search strategies for accessing books in public libraries.
Proceedings of the Information Interaction in Context: 2012, 2012

2011
Comparing Google to a digital reference service for answering factual and topical requests by keyword and question queries.
Online Inf. Rev., 2011

Client's Temporal Trajectory in Child Protection: Piecing Information Together in a Client Information System.
Proceedings of the Human-Computer Interaction - INTERACT 2011, 2011

2010
Client information system as an everyday information tool in child protection work.
Proceedings of the Information Interaction in Context Symposium, 2010

2009
Lay persons' and professionals' nutrition-related vocabularies and their matching to a general and a specific thesaurus.
J. Inf. Sci., 2009

Question types in public libraries' digital reference service in Finland: Comparing 1999 and 2006.
J. Assoc. Inf. Sci. Technol., 2009

Comparing Google to Ask-a-Librarian Service for Answering Factual and Topical Questions.
Proceedings of the Research and Advanced Technology for Digital Libraries, 2009

2008
Students' search process and outcome in Medline in writing an essay for a class on evidence-based medicine.
J. Documentation, 2008

How a general and a specific thesaurus cover expressions in patients' questions and physicians' answers.
J. Documentation, 2008

Perceived influence of the use of electronic information resources on scholarly work and publication productivity.
J. Assoc. Inf. Sci. Technol., 2008

2007
Impact of research cultures on the use of digital library resources.
J. Assoc. Inf. Sci. Technol., 2007

2006
Searching for electronic journal articles to support academic tasks. A case study of the use of the Finnish National Electronic Library (FinELib).
Inf. Res., 2006

Situational relevance and task outcome.
Proceedings of the 1st International Conference on Information Interaction in Context, 2006

Trends in the use of digital libraries by scientists in 2000-2005: A case study of finelib.
Proceedings of the Information Realities: Shaping the Digital Future for All, 2006

2005
The anticipated and assessed contribution of information types in references retrieved for preparing a research proposal.
J. Assoc. Inf. Sci. Technol., 2005

The Influence of the Scatter of Literature on the Use of Electronic Resources Across Disciplines: A Case Study of FinELib.
Proceedings of the Research and Advanced Technology for Digital Libraries, 2005

Users' conceptual structure, search process and useful information types in the retrieved references.
Proceedings of the Sparking Synergies: Bringing Research and Practice Together, 2005

2004
Query exhaustivity, relevance feedback and search success in automatic and interactive query expansion.
J. Documentation, 2004

Subject knowledge improves interactive query expansion assisted by a thesaurus.
J. Documentation, 2004

The influence of relevance levels on the effectiveness of interactive information retrieval.
J. Assoc. Inf. Sci. Technol., 2004

Discipline, availability of electronic resources and the use of Finnish National Electronic Library - FinELib.
Inf. Res., 2004

Subject Knowledge, Thesaurus-assisted Query Expansion and Search Success.
Proceedings of the Computer-Assisted Information Retrieval (Recherche d'Information et ses Applications), 2004

2003
Students' conceptual structure, search process, and outcome while preparing a research proposal: A longitudinal case study.
J. Assoc. Inf. Sci. Technol., 2003

Changes of search terms and tactics while writing a research proposal: A longitudinal case study.
Inf. Process. Manag., 2003

Task-based information searching.
Annu. Rev. Inf. Sci. Technol., 2003

Advancing relevance research: Theory integration, methodological progress, and critical questions. Sponsored by SIG CRS, USE.
Proceedings of the Humanizing Information Technology: From Ideas to Bits and Back, 2003

2002
Subject Knowledge, Source of Terms, and Term Selection in Query Expansion: An Analytical Study.
Proceedings of the Advances in Information Retrieval, 2002

2001
A theory of the task-based information retrieval process: a summary and generalisation of a longitudinal study.
J. Documentation, 2001

Changes in Search Tactics and Relevance Judgements when Preparing a Research Proposal A Summary of the Findings of a Longitudinal Study.
Inf. Retr., 2001

2000
Changes in relevance criteria and problem stages in task performance.
J. Documentation, 2000

Relevance and contributing information types of searched documents in task performance.
Proceedings of the SIGIR 2000: Proceedings of the 23rd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 2000

Cognition and changes of search terms and tactics during task performance: A longitudinal case study.
Proceedings of the Computer-Assisted Information Retrieval (Recherche d'Information et ses Applications), 2000

1999
Task complexity, problem structure and information actions - Integrating studies on information seeking and retrieval.
Inf. Process. Manag., 1999

Editorial: Information seeking in context (ISIC).
Inf. Process. Manag., 1999

1998
Trends in ... a Critical Review: Growth of Theories on Information Seeking: An Analysis of Growth of a Theoretical Research Program on the Relation Between Task Complexity and Information Seeking.
Inf. Process. Manag., 1998

1997
Theory growth in information science: applications of the theory of science to a theory of information seeking.
J. Documentation, 1997

1993
The Evolution of Library and Information Science 1965-1985: A Content Analysis of Journal Articles.
Inf. Process. Manag., 1993


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