Johannes K. Chiang

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Data Mining is one of the most significant tools for discovering association patterns that are useful for many knowledge domains. Yet, there are some drawbacks in existing mining techniques. The three main weaknesses of current data-mining techniques are: 1) re-scanning of the entire database must be done whenever new attributes are added because current(More)
The various museum services that make up the ubiquitous computing concept have developed with the rapid growth of wireless Internet environments and mobile devices. The major purpose of this research is to provide a context-aware ubiquitous museum application service environment to users by utilizing sensors and mobile devices currently available in the(More)
Data Mining is one of the most significant tools for discovering association patterns that are useful in for health services, Customer Relationship Management (CRM) etc. Yet, there are some drawbacks in conventional mining techniques. Since most of them perform the plain mining based on predefined schemata through the data warehouse as a whole, a re-scan(More)
Grid Computing, as an emerging technology, facilitates computer resource sharing, distribution over the Internet. Large-scale collaboration and engineering development for GRID Computing has been engaged world wide. The vigorous momentum of the technology has captured great business attention. The resources management in such large-scale distributed(More)
Electronic Government (e-Gov) has been seen as the competitive edge for modernizing public administrations over last few years. e-Government program has been initiated in Taiwan years ago. Taiwan government has engaged significant efforts in the operation of e-Government program. The researchers as well as the government per se also identify e-Gov Shared(More)