We all love the web and all of us appreciate the influence it had on our social, political and economic lives. This Empowerment through the sharing of knowledge of businesses, people and societies is reflected in the rapid growth of the Internet and the World Wide Web4.5 Billion people are now unconnected to the web.
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As of February 2012, 31 market offerings are in the triple store. These market offeringshave been done by 15 different farmers, living in 13 different villages spreadacross 6 regional “zones”.
RadioMarché talk at CAISE 2012
RadioMarché: Distributed Voice- and Web-interfaced Market Information Systems under Rural ConditionsVictor de Boer, Pieter De Leenheer, Anna Bon, Nana BaahGyan, Chris van Aart, Christophe Gueret, Wendelien Tuyp, Stephane Boyera, Mary Allen, Hans Akkermans
Can the Web (be made to) meansomething for knowledge sharing evenunder very constraining conditions?No internet, no computer, no electricityMultitude of languages, levels of literacy
• Integrate local community radios and mobile ICT for knowledge sharing• Better support and integrate local languages in voice-based services – Development of appropriate speech elements (text-to-speech and Speech recognition)• Develop a free and open source toolbox for local developers.• Investigate self-sustainability – Develop appropriate business models – In collaboration with local communities.
(adapted) Living Labs• Involvement of local communities – Trust and ownership – Co-creation• Rapid cycles – Use case gathering – Observation and prototyping – Test, adapt• Context-specific issues – Lack of infrastructure – Illiteracy, ‘small’ languages – Local ownership and maintainability – Distance between developer and user
Audio communiqué• Audio communiqué generated by slot- and-filler Text-to-speech system – concatenating prerecorded phrases – Each radio host uses own voice (!)• Malian French (deployed)• Bambara• Bomu Radio Segou Radio Mountian
VoiceXML<?xml version="1.0" encoding="ISO-8859-1"?><vxml version="2.0" lang="en"><form> <prompt bargein="false"> Welcome to RadioMarche! <audio src=“audio/communique_1_bambara.wav"/> </prompt> <option dtmf="1" value=“1">Press one for X</option> <option dtmf=“2" value=“2">Press two for Y</option> ...</vxml>
Current testing phase• Limited usage due to: – Political situation – Ecological situation – Social barriers – Technical issues• Feedback informs next phase – More languages (Bambara, Bomu) – More radio stations – End user
Sharing across regions Local market data Local market dat a Data / communique layer RadioM arché market informat ion s ys t em Dat a / communique plat form Interface handler layer W eb Email SM S GSM /VoiceWeb Email SMS GSM/Voice Local radio Farmers Buyers ( producers ) ( cons umers ) RadioMarché in second region Local radio Farmers Buyers (producers) (consumers)
Linked Data for Development (LD4D) Inst. of Development Studies LOD Sahel Pluvial data SemanticXO DBpediaGeoNames Citizen Journalism Agrovoc data RadioMarché Linked market data
Linked Data for Development (LD4D) Agrovoc GeoNames DBpedia ‘Allo, Linked RadioMarché Data? Linked market data * <VoiceXML> to SPARQLWeb applications Voice browser Tel: +31208080855 Skype: +990009369996162208
Interaction design for low- literacy communities
Research questions• Data management via voice – Data presentation/UI – Voice-based browsing• Web of Voices• Linked data / microservers – Downscale2012 @ ESWC• Integration with (development) economy• ICT development in rural areas – Living Labs, Sustainability