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Featured researches published by Asta Bäck.


Foresight | 2010

Road‐mapping the societal transformation potential of social media

Toni Ahlqvist; Asta Bäck; Sirkka Heinonen; Minna Halonen

Purpose – This paper seeks to discuss the outcomes of a road‐mapping research on social media project completed at VTT Technical Research Centre of Finland. Social media refer to a combination of three elements: content, user communities, and Web 2.0 technologies.Design/methodology/approach – The paper utilizes socio‐technical road‐mapping to study the potential transformations of social media in the virtual and physical spheres.Findings – Road‐maps were constructed in three thematic areas: society, companies, and local environment. The results were crystallized into five development lines. The first development line is transparency and its increasing role in society. The second development line is the rise of a ubiquitous participatory communication model. The third development is reflexive empowerment citizens. The fourth development line is the duality of personalization/fragmentation vs mass effects/integration. The fifth development line is the new relations of physical and virtual worlds.Originality...


Proceedings of the 14th International Academic MindTrek Conference on Envisioning Future Media Environments | 2010

Co-designing a social media service for civic participation: critical issues and challenges

Teemu Ropponen; Pirjo Näkki; Asta Bäck; Auli Harju; Kari A. Hintikka

User participation in social media design processes has similarities with civic participation for example in urban planning. Internet enables new virtual environments that can be planned collaboratively and be used for civic participation. In the Monimos case study we developed a social media website for immigrants and multicultural associations in a participatory design process together with the users. In this paper we present the critical issues in co-designing a social media service that aims at civic participation. We also give suggestions for how to cope with the challenges in a multicultural participation process. We claim that constant meta-level discussion about the goals and participation practices with the users is beneficial for the design process.


International Journal of Social and Humanistic Computing | 2013

From design participation to civic participation – participatory design of a social media service

Asta Bäck; Pirjo Friedrich; Teemu Ropponen; Auli Harju; Kari A. Hintikka

This paper describes a case study in which a social media service for civic participation was created together with its intended users. The purpose of the service was to support civic participation and integration of immigrants in Finland. Open participatory design approach was used throughout the process. This paper presents critical issues and lessons learnt during the process of working together with a heterogeneous user group and multiple partners. We claim that constant meta-level discussion about the goals and participation practices with the users is vital for the design process. When designing services for civic participation, more focus should be put on designing and testing concrete participation processes. Clear ownership and community management are needed during the design and use of the future service.


Proceedings of the 12th international conference on Entertainment and media in the ubiquitous era | 2008

Experiences of semantic tagging with Tilkut

Pirjo Näkki; Sari Vainikainen; Asta Bäck

There are two main approaches for adding metadata to web content: free user-generated tags and keywords based on taxonomies or semantic ontologies. There are pros and cons in both approaches, so benefits may be gained by combining these approaches. This paper presents a solution that utilizes both freely defined tags and predefined ontologies. To study suggestionbased semantic tagging we created a social bookmarking application called Tilkut. This paper describes the system and experiences from a small scale user study. Suggestions for more intelligent tagging solutions will be given.


International Journal of E-business Research | 2017

Social Media in Accelerating Mobile Apps

Asta Bäck; Päivi Jaring

Mobile application stores have become very popular, and the two most popular, Google Play and Apple App Store, both have over a million applications apps available. Social media is extensively used for marketing products and services; but, its true potential, in service and product acceleration, has not been researched much. This paper studies the differences in actions between successful and less successful app developers and especially their social media use in accelerating applications and its impact on success. In this study, a longitudinal analysis is performed on 682 applications, from four Google Play categories, at three data points. This study concludes that almost 50% of the analyzed applications use some form of social media to promote their app, and that successful apps use social media more actively than less successful ones. The qualitative analysis of the apps sheds some light as to why some apps succeed without social media use, and why some fail while using it.


international conference on electronic publishing | 2003

Semantic Web Technologies in Knowledge Management.

Asta Bäck; Sari Vainikainen; Caj Södergård; Helene Juhola


international conference on weblogs and social media | 2009

Collecting and Sharing Observations with Semantic Support

Sari Vainikainen; Antti Nummiaho; Asta Bäck; Timo Laakko


Archive | 2006

Semantically supported media services with user participation

Asta Bäck; Sari Vainikainen; Pirjo Näkki; Tommo Reti; Risto Sarvas; Lassi Seppälä; Marko Turpeinen; Herkko Hietanen


Journal of innovation management | 2015

Using Twitter in the acceleration of marketing new products and services

Päivi Jaring; Asta Bäck; Marko Komssi; Juha Käki


Archive | 2012

Exploring Semantic Tagging with Tilkut

Sari Vainikainen; Pirjo Näkki; Asta Bäck

Collaboration


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Sari Vainikainen

VTT Technical Research Centre of Finland

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Pirjo Näkki

VTT Technical Research Centre of Finland

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Caj Södergård

VTT Technical Research Centre of Finland

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Marko Turpeinen

Helsinki University of Technology

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Päivi Jaring

VTT Technical Research Centre of Finland

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Risto Sarvas

Helsinki Institute for Information Technology

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Tommo Reti

Helsinki Institute for Information Technology

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Helene Juhola

VTT Technical Research Centre of Finland

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Herkko Hietanen

Helsinki Institute for Information Technology

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