Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Jeongsub Choi"'
Publikováno v:
IEEE Transactions on Automation Science and Engineering. 19:3172-3183
Publikováno v:
Scientometrics. 127:5731-5751
Publikováno v:
IEEE Transactions on Engineering Management. 69:845-860
Identifying competitors is an essential first step in creating a competitive advantage to generate superior business performance. Diverse methods for competitor identification have been introduced in the literature, but financial transactions are ove
Publikováno v:
Annals of Operations Research. 303:5-27
Ranking firms in an inter-firm transaction network is a crucial task for identifying key players in an industry, thereby explaining the agglomeration of economic activities and assisting with competitor identification. To the best of our knowledge, d
Publikováno v:
Annals of Operations Research. 288:457-474
Outlier detection is a crucial task for network data analysis, which identifies abnormal entities that deviate from the rest of the dataset. Ranking in outlierness is often used for identifying abnormal nodes in directed citation networks containing
Publikováno v:
Pattern Recognition Letters. 125:750-757
In network analysis, clustering is a key task of dividing a network into logical and meaningful groupings of components. There are various methods to cluster nodes in undirected networks, however, little is known about clustering in directed networks
Autor:
Jeongsub Choi, Myong K. Jeong
Publikováno v:
IEEE Sensors Letters. 3:1-4
We propose a new feature extraction method for virtual metrology with multisensor data in semiconductor manufacturing based on deep autoencoder. The multistep process-equipment signals at wafer fabrication process consist of multiple subprocesses and
Publikováno v:
Pattern Recognition. 121:108223
Clustering validity indices are typically used as tools to find the correct number of clusters in a data set and/or to evaluate the quality of the clusters formed by clustering algorithms. Clustering validity indices measure separation and compactnes
Autor:
Gianluca Gazzola, Doh-Soon Kwak, Dong Min Kim, Seung Hoon Tong, Bokeon Kim, Myong-Kee Jeong, Jeongsub Choi
Publikováno v:
IEEE Transactions on Semiconductor Manufacturing. 31:343-355
We introduce integrated multi-stage importance assessment (IMSIA), a method for the assessment of stage importance in multi-stage processes (MSPs) characterized by a hierarchy of relationships between stages. The importance measured by IMSIA may be u
Autor:
Myong K. Jeong, Hun Park, Byunghoon Kim, Jeongsub Choi, Yong-Il Jeong, Hyuk Hahn, Jae-Young Yoo
Publikováno v:
Expert Systems with Applications. 84:37-48
A methodology for assessing the attributes of knowledge services is proposed.A data mining-based variable importance method is used for service-level scoring.Knowledge services from a public research institute in Korea are investigated.Product types