8/7/2019 Agents for e-Commerce http://slidepdf.com/reader/full/agents-for-e-commerce 1/6 Agents for e-Commerce Jane Hsu Motivation for Agents in E-Commerce p Task-delegation p Personalized p Adaptive p Continuously running p Semi-autonomous 3 CBB Model (Pattie Maes, et al ) Classification of Agents: Market View processes of sales ⇒ categories for agents: p Demand Identification p Awareness of the need to buy p Product Brokering p What to buy p Merchant Brokering p Who to buy from p Negotiation p How much to pay p Purchase and Delivery p Payment and delivery options p Product Service and Evaluation p Service reminder and tracking E-Commerce Agents p Personal shopping assistants n Price comparison n Compatibility n Purchase/warrantee information p Distributed negotiation agents p Auction Bots p Stock Bots p Recommendation and notification p Agent-mediated electronic commerce Agent-Mediated E-Commerce [MIT] p C2C smart classified ads p Merchant agents n Integrative negotiation capabilities p Expertise brokering p Distributed reputation facilities
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n Match people w/similar interestsn Automate repetitive behavior
p 2nd generation
n E-commerce ==> revolutionizep business-to-business
p business-to-consumer
p consumer-to-consumer
Price-Comparison Shopping Agents
p BargainFinder was the first shopping agent foron-line price comparisons.
p Given a specific music CD, BargainFinderrequests its price from each of nine differentmerchant Web sites using the same request asfrom a Web browser. BargainFinder then presentsits results to the consumer.
p Like most of the first generation of e-commercesystems, BargainFinder do not exist anymore.However it offers valuable insights into the issuesinvolved in product comparisons in the onlineworld.
p Limited to comparing merchants offering only onprice instead of their full range of value
Excite's Jango
p Jango is similar to BargainFinder but with moreproduct features to search across and moreshopping categories.n Help user decide what to buy.n Finding specs and reviews of products.n Make recommendations.n Comparison shopping for best buy.n Monitoring “what’s new” lists.n Watching for special offers & discounts.
p Jango solves the merchant blocking issue byhaving the product requests originating fromeach consumer's Web browser instead of acentralised site as in BargainFinder appear asrequests from real customers
p Conducting searches according to the criteria youspecify.
p Automatically running price comparisons on the
items you select, in order to find the best price.p Constantly monitoring the Web to see whether
prices have changed.p Enabling you to make all your purchases,
whether from one online store or many, using asingle, two-click checkout procedure.
p Download Aristocart
20
User
Information Agent
Internet
維科 SERVER
華南銀行 SERVER
Request =``java’’
Queryplanner
planexecutor
URL request
URL request
Extractor華南銀行
ExtractorWiley
Extractor維科
Thanks!
Query plan:define orders and steps toreply user’s request
Domain
model
Define the domain:
objects and theirrelations
Sourcemodel
Configuration file:describe connected
Web sites
Amazon?
Wiley SERVER
Extracted data
Extracted dataConfigureAMAZON?
ExtractorAMAZON?
Connectinga new Web site!
Recommender Systems
p Content-based filteringn Collects information from various sourcesn Synthesizes information
p Collaborative filteringn Use information about other customers to recommend
p Constraint-based filteringn Special case of content-based
n Optimization problem within constraints
Firefly
p Firefly services help consumers find products.
p Instead of filtering products based on features,Firefly recommends products via a word of mouthrecommendation mechanism called automatedcollaborative filtering (ACF).
p ACF first compares a shopper's product ratingswith those of other shoppers. After identifyingthe shopper's nearest neighbours (i.e., userswith similar tastes), ACF recommends productsthat they rated highly.
p Essentially, Firefly uses the opinions of like-minded people to offer recommendations.