Media type: E-Article Title: Bearing performance degradation assessment based on time-frequency code features and SOM network Contributor: Zhang, Yan; Tang, Baoping; Han, Yan; Deng, Lei imprint: IOP Publishing, 2017 Published in: Measurement Science and Technology Language: Not determined DOI: 10.1088/1361-6501/aa56c9 ISSN: 0957-0233; 1361-6501 Keywords: Applied Mathematics ; Instrumentation ; Engineering (miscellaneous) Origination: Footnote: