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Lam, Kam-Yiu
City University of Hong Kong
Hong Kong, Hong Kong
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1 - 4 of 4
reviews
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Learning k for kNN classification
Zhang S., Li X., Zong M., Zhu X., Cheng D. ACM Transactions on Intelligent Systems and Technology 8(3): 1-19, 2017. Type: Article
This paper aims to improve the performance of the k-nearest neighbors (kNN) approach and its variants in three data mining applications--classification, regression, and missing data imputa...
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Mar 27 2018 |
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I need your encouragement!: Requesting supportive comments on social media reduces test anxiety
Deloatch R., Bailey B., Kirlik A., Zilles C. CHI 2017 (Proceedings of the 2017 CHI Conference on Human Factors in Computing Systems, Denver, CO, May 6-11, 2017) 736-747, 2017. Type: Proceedings
Exam anxiety can make students seriously underperform. Can supportive comments through social media help release exam anxiety? In this paper, Deloatch et al. try to answer this question. Their experiment investigates how supportive com...
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Nov 15 2017 |
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Caring through data: attending to the social and emotional experiences of health datafication
Kaziunas E., Ackerman M., Lindtner S., Lee J. CSCW 2017 (Proceedings of the 2017 ACM Conference on Computer Supported Cooperative Work and Social Computing, Portland, OR, Feb 25-Mar 1, 2017) 2260-2272, 2017. Type: Proceedings
Since everyday health experiences have been increasingly mediated through shared personal and health data, it is important to consider how the trend affects the meanings of self-care and to reconsider the emotional impacts of sharing p...
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Aug 30 2017 |
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Daehr: a discriminant analysis framework for electronic health record data and an application to early detection of mental health disorders
Xiong H., Zhang J., Huang Y., Leach K., Barnes L. ACM Transactions on Intelligent Systems and Technology 8(3): 1-21, 2017. Type: Article
Xiong et al. present an extension of the linear discriminant analysis (LDA) framework using electronic health record (EHR) data for early disease detection, called Daehr. Two important challenges exist in the conventional LDA model: (a...
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Jun 1 2017 |
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