KMi Seminars
A Socio-Technical Approach for Topic Community Member Selection
This event took place on Monday 14 May 2007 at 14:00

 
Dr. Aldo de Moor CommunitySense, Tilburg, the Netherlands

There is a multitude of very complex and interconnected political, socio-economic and environmental issues facing our globalizing society. To address these, topic communities are essential of experts and stakeholders collaborating closely for a longer period of time. These topic communities often need to be created ad hoc and urgently, however, while demanding a unique mix of experience and expertise of their members. Thus, the formation of such communities is far from trivial. Existing scientific and political structures do not suffice to provide the right experts and stakeholders in time. I outline a socio-technical approach for topic community member selection, analyzing large corpora of blog posts to identify combinations of topics and bloggers relevant to the goals of the topic community. The technical basis for the approach is the tOKo tool for text analysis. The social aspect consists of a sequence of steps of human interpretation of the blog analysis results that tOKo produces. This socio-technical approach forms a ''pragmatic funnel'', producing a set of candidate topic community members likely to be relevant. I illustrate the approach with a realistic case.


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KMi Seminars Event | SSSW 2013, The 10th Summer School on Ontology Engineering and the Semantic Web Journal | 25 years of knowledge acquisition
 

Multimedia and Information Systems is...


Multimedia and Information Systems
Our research is centred around the theme of Multimedia Information Retrieval, ie, Video Search Engines, Image Databases, Spoken Document Retrieval, Music Retrieval, Query Languages and Query Mediation.

We focus on content-based information retrieval over a wide range of data spanning form unstructured text and unlabelled images over spoken documents and music to videos. This encompasses the modelling of human perception of relevance and similarity, the learning from user actions and the up-to-date presentation of information. Currently we are building a research version of an integrated multimedia information retrieval system MIR to be used as a research prototype. We aim for a system that understands the user's information need and successfully links it to the appropriate information sources, be it a report or a TV news clip. This work is guided by the vision that an automated knowledge extraction system ultimately empowers people making efficient use of information sources without the burden of filing data into specialised databases.

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