ParticipatorySensingInCommerce

ParticipatorySensingInCommerce - 8/25/11...

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Click to edit Master subtitle style 8/25/11 Participatory Sensing in  Commerce:  Using  Nirupama Bulusu Portland State University Chun Tung Chou, Sali Kanhere, Yifei  Dong, Shitiz Sehgal, David Sullivan, and  Lupco Blazeski  Presented by: Travis Cossairt April 4th, 2011 EEL 6788
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8/25/11 Overview Introduction Related Work Challenges Proof of Concept Systems: PetroWatch: Automated Fuel Price Collection Mobishop: Semi-automated Scanning of Receipts Conclusion Discussions
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8/25/11 Introduction “Price Dispersion” – refers to price difference of a  homogenous good across different vendors, e.g.  gas price, grocery items, etc. Attributed to several causes including the  consumer search cost incurred in collection price  information (i.e. takes time to look up and  compare prices) Good reasons to collect this info, notwithstanding  empowering consumers to negotiate better prices
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8/25/11 Introduction (cont.) Existing consumer communities already tracking  price dispersion (manually): Hong Kong housewives divided themselves into  teams and manually copied prices of selected staple  grocery items and uploaded to a website, led to  newspaper to advertise on its website Fuel prices are collected manually in several  countries by volunteers and uploaded to websites Manual process however is cumbersome, error- prone, and not up-to-date
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8/25/11 Related work Participatory Sensing systems used in several  domains including: Collecting health info (DietSense [1])  Intelligent Transportation (Traffic Sense [2]) Air-Quality Monitoring (“Sensing Atmosphere” [3]) Authors have prepared two proof of concept  systems in the domain of commerce They suggest that were first to apply to commerce Reuters Market Light system provides farmers with 
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8/25/11 Challenges Data from camera phones not in a consistent  format, thus hard to aggregate pricing info across
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This note was uploaded on 08/25/2011 for the course EEL 6788 taught by Professor Boloni,l during the Spring '08 term at University of Central Florida.

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ParticipatorySensingInCommerce - 8/25/11...

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