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浏览/检索结果: 共4条，第1-4条 帮助 限定条件 内容类型：会议论文    专题：兰州理工大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Research on weak signals based on 2D-WT method 会议论文 Shanghai, China, April 9, 2014 - April 10, 2014 作者:  Yu, Qi Da;  Li, Ya Lin;  Zhao, Liang 收藏  |  浏览/下载：14/0  |  提交时间：2020/11/15 Information technology  2D-WT  Heart sound signal  Intensity maps  LabVIEW2011  Weak signals   Four flavonoid glycosides from the pulps of Elaeagnus angustifolia and their antioxidant activities 会议论文 Nanjing, Jiangsu, China, September 14, 2013 - September 15, 2013 作者:  Wang, Ya;  Guo, Tao;  Li, Jia-Yin;  Zhou, Shang-Zhen;  Zhao, Ping 收藏  |  浏览/下载：7/0  |  提交时间：2020/11/15 Agents  Flavonoids  Information technology  Materials science  Oxygen  Phenols  Sugars  Anti-oxidant activities  Antioxidant capacity  Dose-dependent manner  Elaeagnus angustifolia  Flavonoid  Flavonoid glycosides  Structure activity relationships  Superoxide anions   Enzymatic browning and its control during potato pulp powder processing 会议论文 作者:  Wang, Ya;  Zhao, Ping;  Zhou, Shangzhen;  Li, Jiayin;  He, Haining 收藏  |  浏览/下载：6/0  |  提交时间：2020/11/15 Chemical reactions  Citric acid  Control engineering  pH  Sodium compounds  Sodium sulfite  Temperature  browning  Effects of temperature  Enzymatic browning  inhibitor  Optimum temperature  Polyphenol oxidase  Potato pulp  Substrate concentrations   Effective shot segmentation method based on rough sets in video compressed domain 会议论文 Los Angeles, CA, United states, March 31, 2009 - April 2, 2009 作者:  Li, Xiang-Wei;  Zhang, Ming-Xin;  Zhao, Lang-Tao;  Xing, Jin-Hong;  Zhu, Ya-Lin 收藏  |  浏览/下载：22/0  |  提交时间：2020/11/15 Information systems  Information use  Rough set theory  Video recording  Compressed domain  Conventional methods  DC coefficient  DCT coefficients  Discrete Cosine Transform(DCT)  Reduction theory  Shot segmentation  Video sequences