New stuff with Microsoft

In the Harry Shum's keynote speech at WWW 2008 and one of the industrial tracks by Tao, Microsoft feature the following two search services, one called virtual earth and the other photosynth. They look like fun. Definitely, we should try them out.

• http://maps.live.com (does not only provide satellite image which is low resolution but also aerial views taken by airplanes flight-by)
  

• http://www.labs.live.com/photosynth/ (it's an amazing way to view the photos people took and published on the net)

Talk at WWW 2008, Beijing

Paper Title:
Action Science Approach to Nonprofit Housing Services using Web 2.0 Mapping Tools

Authors:

• Yao-Jen Chang(Chung Yuan Christian University)
• Hsin-Yu Hsu(Chung Yuan Christian University)
• Tsen-Yung Wang(National Yanh Ming University)

More of this trip

Oral Presentation on May 3

Please check out the update.

ps:

There will be no class on Apr 26 due to the midterm week.

No homework assignment for Apr. 29

There is no mandatory homework assignment this week. However, if you write anything up on your blog, please let me know. I will be glad to visit your blog.

(Tentative) The second list of selected reading after May 17

• Li-Der Chou, Nien-Hwa Lai, Yen-Wen Chen, Yao-Jen Chang, Lien-Fu Huang, Wen-Ling Chiang, Hung-Yi Chiu, and Jyun-Yan Yang. Management of Mobile Social Network Services for Families with Developmental Delay Children , IEEE Healthcom 2008, Singapore. July 7-9. (EI)

WWW 2008

I will be presenting a paper at WWW 2008, a premium Internet-themed conference. This year it is held in Beijing, China. The conference is in cooperation with ACM, IFIP, and W3C.

Conference Dates: Apr. 23-25, 2008.

No class on May 10, 2008

I am presenting 2 papers at IEEE ISWPC, Greece. Therefore, there will be no class on May 10.

Conference dates: May 7~9, 2008

Thanks for the message from Alask, Sandra

Thanks for sending me a postcard from the North Pole. Wish you a pleasant trip!

No homework assignment for Apr 12

There is no mandatory homework assignment this week. However, if you write anything up on your blog, please let me know. I will be glad to visit your blog.

Oral Presentation on Apr. 19

Please check out the update.
We will meet on 3:00 p.m., NOT 1:00 p.m. on Apr. 19.

ps:

There will be no class on Apr 26 due to the midterm week.

A NGO talk on 4/19 in Taichung

I will be attending a forum to share my experiences working with NGOs on Apr. 19. So I am thinking about having our class two hours later than usual, namely 3:00~6:00 p.m. Is that OK to you?

[Update] According to our discussion in the class today, the decision is firm. We will meet on 3:00 next Saturday, Apr. 19.

Broadband Wireless Networking and Services, Fall Semester 2008

Yao-Jen Chang, email address: yjchang at cycu dot edu dot tw

Objective
1. Students will be exposed to a comprehensive coverage of modern topics of broadband wireless technology and business models.
2. Students will be able to identify important protocols, industrial practices, business models, and trend developments in broadband wireless.

Grading Policy
Participation (Presence, Challenging and Answers, & 3 Oral Presentations) 60%, Homework 40%

Homework
Weekly homework is presented on your own blog. See instructions about how to create blogs. You may take a look at some examples of homework.

Selected Topics

• Introduction
• Evolutions of Cellular Phones
• Cloud Computing, Cloud Computing Talk by KF Lee
• Wireless Foresight
  
• Packet Network
  
• Random Multiple Access
• OFDM
• 802.15
• 802.11 a/b/g, 802.11n, wireless mesh networks, Story EarthLink Ends Philly Wi-Fi
• WiMAX Technology, WiMAX Technology (slides)
• z-wave
• 2G, 3G, 4G,
  
• Ontologies and RDF Schema, Ontologies of mobile user context

Weekly Schedule (2007)

Oct 11, Oct 18 no class meetings.

Core reading list

• Yao-Jen Chang, Hung-Huan Liu, Tseng-Yun Wang, "Potential of Mobile Social Networks as Assistive Technology: a Case Study in Supported Employment for People with Severe Mental Illness" ACM ASSETS 2008, Halifax, Canada. Oct. 13~15, 2008. (EI)
• Yao-Jen Chang, Shih-Kai Tsai, Tseng-Yun Wang, “ A Context Aware Handheld Wayfinding System for Individuals with Cognitive Impairments” ACM ASSETS 2008, Halifax, Canada. Oct. 13~15, 2008. (EI)
• Yao-Jen Chang, Shan-Yao Wu Intersection Location Service for Mobile Ad Hoc Networks with Cars in Manhattan Style Movement Patterns, to be presented in UIC-08, Oslo, Norway and included in LCNS. (EI)
  

• Yao-Jen Chang, Chien-Nien Chen, Li-Der Chou, Tsen-Yung Wang, A Novel Wayfinding Systems Based on Passive RFID for Individuals with Cognitive Impairment, Proc. Pervasive Health 2008, Tempere. Jan. 31~ Feb. 2 (EI) [Presentation in PDF]

Selected Reading on Handheld Interface Design

• Designing a mobile communicator: combining ethnography and object-oriented design

• End user programming and context responsiveness in handheld prompting systems for persons with cognitive disabilities and caregivers
  

Selected Reading on Assistive Technology

• Using participatory activities with seniors to critique, build, and evaluate mobile phones
• Observing Sara: a case study of a blind person's interactions with technology
• Understanding mobile phone requirements for young adults with cognitive disabilities

Past Homework

Academic Activities

Please see vitae.