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- Annastiina Ahola, Eero Hyvönen, Heikki Rantala, Rafael Leal and Anne Kauppala: ArtSampo, BookSampo, and OperaSampo Linked Open Data services and semantic portals
- Rafael Leal, Annastiina Ahola and Eero Hyvönen: Enriching Metadata with LLMs and Knowledge Graphs: Case Finnish Named Entity Linking
- Heikki Rantala, Eero Hyvönen, Eljas Oksanen and Jouni Tuominen: Opening Archaeological Public Finds Data with Semantic Web Technologies: Demonstrating FindSampo, CoinSampo, and PASampo
- Henna Poikkimäki, Petri Leskinen, Eero Hyvönen: Using Network Analysis for Studying Cultural Heritage Knowledge Graphs – Case Correspondence Networks in Grand Duchy of Finland 1809–1917
Booksampo has been deployed by the Finnish public libraries
BookSampo - Finnish Fiction Literature on the Semantic Web
What is BookSampo?
BookSampo is a Linked Open Data (LOD) service and a semantic portal on top of it in use Finland. It is a member of the Sampo series of LOD services and semantic portals based on the Finnish Semantic Web infrasructure FIN-CLARIAH.
The Booksampo Knowledge Graph (KG) covers metadata about practically all Finnish fiction literature available at Finnish public libraries on a work level. After its initial publication in autumn 2011, the Bookasampo KG has been extended with additional content including, e.g., non-fiction iterature, too. The system introduces a variety of semantic web novelties deployed into practise: The underlying data model is based on the functional, content-centered metadata indexing paradigm using RDF. Linked Data (LD) principles are used for mapping the metadata with tens of interlinked ontologies in the national FinnONTO ontology infrastructure. The contents are also linked with the large LD metadata repository of related cultural heritage content of CultureSampo. BookSampo was originally based on using the CultureSampo - Finnish Culture on the Semantic 2.0 as its data service, demonstrating the idea of re-using semantic content from multiple perspectives without a need for modifications.
Public Portal on the Semantic Web
The portal has been online since autumn 2011 at: http://www.kirjasampo.fi/.
Booksampo was developed as part of the national FinnONTO research project series 2003-2012 of Aalto University and University of Helsinki together with tens of partnering Finnish organiztions in the research consortium, including the Finnish public libraries. The original portal interface was implemented at the Finnish public library consortium Kirjastot.fi. The system is based on the fiction literature ontology KAUNO (developed from the Kaunokki thesaurus) and other ontologies developed in the FinnONTO-project, and metadata from library databases, biographies, review articles, and other sources. The contents, search, and recommending services of the portal came through the APIs of the CultureSampo system, that contained all semantic content of the system interlinked in RDF with other cultural materials.
Most of the BookSampo content was transformed automatically from existing databases, with the help of ontologies derived from thesauri in use in Finland, but in addtion tens of volunteered librarians have participated in a Web 2.0 fashion in annotating and correcting the metadata using the SAHA metadata editor connected to the ONKI ontology services of FinnONTO, especially regarding older literature.
BookSampo Deployment by the Finnish Public Libraries
The BookSampo research propotype was deployed the public libraries and has been maintained indepently by them since 2011. At the same time, the Booksampo KG was seprated from the larger CultureSampo KG and is today hosted by a Fuseki triplestore SPARQL endpoint. The BookSampo portal has had lately some 1.6 million annual users and has become an important part of the web services provided by the national public library consortium Kirjastot.fi.
BookSampo 2.0: Semantic Search, Browsing, and Data-analyses
In 2022 we started a new project pertaining to BookSampo with two major aims:
- Develop a prototype user interface for the BookSampo knowledge graph based on the Sampo Model and Sampo-UI tools that facilitate semantic search and browsing integrated seamlessly with tools for data analysis.
- Study Finnish fiction literature using Digital Humanities methods based on the BookSampo knowledge graph, LOD services, and the portal.
BookSampo 2.0 landing page with five application perspectives for searhing, browing, and studying literature
In the 00's research on semantic portal development focused on data harmonization, aggregation, search, and browsing ("first generation systems"). Current Booksampo portal (Kirjasampo.fi) is an example of first generation systems. The rise of Digital Humanities research then started to shift the focus to providing the user with integrated tools for solving research problems in interactive ways ("second generation systems". BookSampo 2.0 demontrates the idea of second generation systems. The next step ahead to "third generation systems" is based on Artificial Intelligence: future portals not only provide tools for the human to solve problems but are used for finding research problems in the first place, for addressing them, and even for solving them automatically under the constraints set by the human researcher. (Hyvönen, 2022)
BookSampo 2.0 was published at the BookSampo 2.0 publication event on October 10, 2023, and is available at:
https://analyysi.kirjasampo.fi
More Information
Here is a short three minute video about the BookSampo 2022 project presented at the Theory and Practice of Digital Libraries conference (TPDL 2022) in Padua, Italy, 2022.
BookSampo Fiction Literature Knowledge Graph Revised: A New User Interface from SeCo Research Group on Vimeo.
In this video the new BookSampo user interface integrated with data-analytic tools, based on the Sampo model and Sampo-UI framework, is demonstrated online.
New BookSampo User Interface Demonstration from SeCo Research Group on Vimeo.
Contact
Professor Eero Hyvönen (project leader)
Aalto University, Department of Computer Science, and University of Helsinki (HELDIG)
first.last [ at ] aalto.fi
Annastiina Ahola
Aalto University, Department of Computer Science
first.last [ at ] aalto.fi
Telma Peura
Aalto University, Department of Computer Science, and University of Helsinki (HELDIG)
first.last [ at ] helsinki.fi
Heikki Rantala
Aalto University, Department of Computer Science
first.last [ at ] aalto.fi