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pro vyhledávání: '"Yu-Chin Liu"'
Publikováno v:
Intelligent Data Analysis. 25:121-137
A recommendation system is based on the user and the items, providing appropriate items to the user and effectively helping the user to find items that may be of interest. The most commonly used recommendation method is collaborative filtering. Howev
Publikováno v:
Industrial Management & Data Systems. 118:765-781
PurposeTo retain consumer attention and increase purchasing rates, many e-commerce vendors have adopted content-based recommender systems. However, apart from text-based documents, there is little theoretical background guiding element selection, res
Autor:
Yu-Chin Liu
Publikováno v:
Knowledge-Based Systems. 39:67-78
Traditionally, sequence pattern mining has been used to mine items occurs in time sequences and items were deemed to be irrelevant to each other. However, in real applications, sequence items shown in a record may have some relation. For example, in
Autor:
Chun-Wei Lin, Yu-Chin Liu
Publikováno v:
Journal of Information Science. 38:366-382
There is now a huge amount of electronic documents stored on the internet. In order to retrieve information from this data, each document is commonly represented as a set of keywords, and then all documents are analysed based on the set of discrimina
Autor:
Yu-Chin Liu, Po-Jung Chen
Publikováno v:
Expert Systems with Applications. 39:1426-1434
One of the essential goals of test designing is to select items with the most discriminative power. In the past, most research has assumed there is no dependent relationship among test items, so that test papers are often produced by selecting items
Publikováno v:
Knowledge and Information Systems. 32:697-716
Nowadays, online auctions have become the most successful business model in the electronic marketplace. To the best of the authors’ knowledge, no other work has been devoted to the prediction of closing price and duration of Business-to-Business (B
Autor:
Ping-Yu Hsu, Yu Chin Liu
Publikováno v:
Intelligent Automation & Soft Computing. 17:31-40
With the wide installation of eBusiness and database softwaze in enterprises, mountains of data are accumulating in the form of relational tables. Discovering valuable information from the sea of data is of interest to researchers and managers worldw
Publikováno v:
Information Sciences. 178:3491-3509
Data warehouses are built to reply query searches efficiently from integrated data of various systems. To improve the performance of the system, the issue of materializing views within data warehouses must be explored. This involves to pre-compute a
Autor:
Yu-Chin Liu, Ping-Yu Hsu
Publikováno v:
Expert Systems with Applications. 34:877-888
As data mining techniques are explored extensively, incorporating discovered knowledge into business strategies gives superior competitive advantage to corporations. Most techniques in mining association rules nowadays are designed to solve problems