Homework 3-29-2008

1. Read the abstract of Paper 3, 6 and 7. If possible, skim the whole paper.
Summarize the papers briefly.
Comment：
Paper3：Social Network Analysis to Blog-based Online Communities
Summary：Social Network Analysis is used as a research vehicle to investigate the structural patterns of blogging communities. SNA is a sociological methodology for analyzing patterns of relationships and interactions between social actors in order to discover the underlying social structure.Not only the attributes of social actors, such as their age, gender, socioeconomic status, and education, but also the properties of relationships between social actors, such as the nature, intensity, and frequency of the relationships, are believed to have important implications to the social structure. SNA methods have been employed to study organizational behavior, interorganizational relations , citation patterns, virtual communities , and many other domains.

Paper6：Mobile Computing for Indoor Wayfinding Based on Bluetooth Sensors for Individuals with Cognitive Impairments
Summary：In this paper, Bluetooth is used for personal way finding purposes where Bluetooth beacons and ID scanning are used, but no device inquiry, time-consuming pairing, or information exchange does happen. Bluetooth operated in this discovery mode saves power, eliminate manual passkey challenges, and reduce privacy and security concern as the use does not expose her ID. Based on the Bluetooth beacon received, the position where the user is can be identified at the remote server and enable the way finding sequences. The Bluetooth sensors can automatically be read from several meters away and does not have to be in the line of sight of the reader.

Paper7：Action Science Approach to Experimenting Nonprofit Web 2.0 Services for Employment of Individuals with Mental Impairments
Summary：In this paper, the Authors proposed the project called Nonprofit 2.0 based on Web 2.0 technology. The goal of this project is to submit new approach that could be implemented by the Taiwan Government to provide better facilities and treatments to the citizen who are get mental ilness.The Authors created a prototype which was tested by the job coaches one month after the survey and extensive field study. The user feedback will be our guidelines to further improve the prototype. In the designed architecture, we provide four solutions as database of employers, database of employment service, database 289 of mental disabled persons, and software package for briefing candidate employers.


2.According to Chap.6 of Textbook. what is a functional architecture of e-commerce systems?
Comment：
I could not catch the point......
Reading again ing.........

3. Lab: PageRank
PageRank is a tool for measuring the importance of websites. Given every URL, there is a PageRank value for it.
Comment：
New York Time

CNN.Com