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©2005 Baishideng Publishing Group Inc. All rights reserved.
World J Gastroenterol. Jun 14, 2005; 11(22): 3457-3460
Published online Jun 14, 2005. doi: 10.3748/wjg.v11.i22.3457
Published online Jun 14, 2005. doi: 10.3748/wjg.v11.i22.3457
Applications of gray relational analysis in gastroenterology
Xue-Rui Tan, Yu-Guang Li, First Affiliated Hospital of Shantou University Medical College, Shantou 510041, Guangdong Province, China
Ming-Zhe Chen, Medical School of Tsinghua University, Beijing 100083, China
Author contributions: All authors contributed equally to the work.
Correspondence to: Xue-Rui Tan, MD, PhD, First Affiliated Hospital of Shantou University Medical College, Shantou 510041, Guangdong Province, China. tanxuerui@vip.sina.com
Telephone: +86-754-8552841 Fax: +86-754-8611690
Received: February 2, 2004
Revised: February 3, 2004
Accepted: February 21, 2004
Published online: June 14, 2005
Revised: February 3, 2004
Accepted: February 21, 2004
Published online: June 14, 2005
Abstract
AIM: To introduce the basic methods of gray relational analysis (GRA) and to illustrate its applications in gastroenterology.
METHODS: With the essential formulae of GRA and several typically practical examples, the procedure of GRA was introduced. Examples were drawn from the gastroenterological studies. Thus the trait of GRA could be demonstrated.
RESULTS: The superiority of GRA in gastroenterological study was proved by the examples.
CONCLUSION: GRA can be applied mechanically or flexibly in gastroenterology.
Keywords: Gray relational analysis, Gastroenterology