2000 Final Year Projects

Prof. Michael R. Lyu

http://www.cse.cuhk.edu.hk/~lyu

Lyu0001: Wireless-Based Mobile E-commerce on the Web

• Understand Wireless Application Protocol (WAP) for PDAs or mobile phones.

• Design and Develop a WAP-based E-Commerce application on the Web.

• On-line travel agent or stock brokage system• E-commerce application for trading, purchasing,

and real-time transactions. • Include a payment gateway for micropayment.

A Possible Architecture

Introduction to Wireless Devices

•Mostly use Radio Frequency (RF)

•Wireless LAN Configurations

Lyu0002: Wireless Cyber Campus

• Experiment on CSE’s newly established net-centric and wireless network.

• Evaluate wireless campus and architecture.

• Develop software and system infrastructure.

• Create wireless education contents and service accessing/enabling techniques.

• Design courseware in wireless environment.

A Wireless Demo Center

Internet-Centric Wireless Campus

Internet-Centric Server

Platform-Independent Middleware

Distributed Component API (CORBA, DCOM, RMI)

Thin-client devices

Desktop PCsNotebook, palmtop, PDAs

EducationApplication

EducationApplication

EducationApplication

Wire/wireless connection

Lyu0003: Multilingual Video Library

Develop an automated system which can enable multimedia information capture, search, retrieval, summarization and reuse.

• Robust indexing and retrieval of multilingual audio and video documents.

• On-demand searching and presentation of multimedia documents.

• Video segmentation and summarization.

Video Processing Procedure•Building Video Databases

•collect videos (all are news), prepare corresponding text scripts, short descriptions....•convert analog videos to digital compressed format, e.g. mpeg1

•Breaking the Video into Segments•break the videos into smaller pieces•each piece talks about one topic of news

•Indexing the Video Contents•index the videos manually, e.g. prepare the title of a news

•Retrieving Video•user can make request by inputting such as keyword, and then the system will returns the required videos

Digital Library Selection Panel

•An interface for user to choose a video

among the query result•Features

•Thumbnails•Mouse-Over description•Similarity Scoring

Digital Library Player Panel

•The interface for video playback

•Features•Synchronized script•Play control•Sound control•Video information

Lyu0004: Mobile Agents for E-Commerce Applications

• Investigate agent-based systems

• Develop an agent-based E-commerce application

• Install security mechanisms

• Perform experiments to measure the security, performance and reliability

• Evaluate and compare various security schemes

What is Mobile Agent

• Dispatch, Disconnect, and Dispatch model

Security Issues for Mobile Agents

Scenario 1 - Modification of query productsScenario 2 - Modification of query quantitiesScenario 3 - Spying out and modification of query resultsScenario 4 - Modification of itinerary of agent

Host 1Malicious

HostHost N

Launch Server

My Previous FYP Students

Kenny Kwok (1998 FYP)

Starsky Wong (1999 FYP)