Character Recognition of Metal Magnetic Memory Signal Based on Wavelet Packet Transposition

被引:0
|
作者
Zhang Xi-Yong [1 ]
Zhang Yong-Xiang [1 ]
Ming Ting-Tao [1 ]
机构
[1] Naval Univ Engn, Wuhan, Peoples R China
来源
ICEET: 2009 INTERNATIONAL CONFERENCE ON ENERGY AND ENVIRONMENT TECHNOLOGY, VOL 2, PROCEEDINGS | 2009年
关键词
Metal Magnetic Memory; Wavelet Packet; Filtering;
D O I
10.1109/ICEET.2009.261
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 ; 0820 ;
摘要
The metal magnetic memory technology is the only tried and true method process early damage detection for metal parts. The paper put forward a new filtering method based on wavelet packet decomposition and reconstruction. Wavelet packet decompose signals on each different frequency range, we can achieve filtering goal through intercepting interested frequency range again reconstructing signals. Simulation verify the feasibility of the method and get preferable effect in actual signal processing that make character more clear in stress concentration fields and depress probability of misjudge.
引用
收藏
页码:99 / 102
页数:4
相关论文
共 50 条
  • [1] Application of Denoising Method Based on Wavelet Packet in Metal Magnetic Memory Testing Signal Processing
    Liu, Shujun
    Li, Zhuxin
    Su, Yi
    Zhang, Zhen
    PROCEEDINGS OF THE 2010 INTERNATIONAL CONFERENCE ON INFORMATION TECHNOLOGY AND SCIENTIFIC MANAGEMENT, VOLS 1-2, 2010, : 897 - 900
  • [2] UWB Signal Detection Based on Wavelet Packet and FHN Model
    Chen, Bowen
    Jiang, Lei
    Zhang, Qun
    2017 16TH IEEE/ACIS INTERNATIONAL CONFERENCE ON COMPUTER AND INFORMATION SCIENCE (ICIS 2017), 2017, : 39 - 44
  • [3] Study of EMI signal feature extraction based on wavelet packet
    Huang Jin
    Xiong Rui
    Zhou Yunping
    CEEM' 2006: ASIA-PACIFIC CONFERENCE ON ENVIRONMENTAL ELECTROMAGNETICS, VOLS 1 AND 2, PROCEEDINGS, 2006, : 135 - +
  • [4] UWB signal detection based on wavelet packet and FHN model
    Chen B.
    Jiang L.
    Zhang Q.
    International Journal of Networked and Distributed Computing, 2017, 5 (2) : 93 - 100
  • [5] Signal Processing By Energy Normalization Method Based On Wavelet Packet
    Chen Tao
    Xu Xiao-li
    Wang Shao-Hong
    DAMAGE ASSESSMENT OF STRUCTURES VIII, 2009, 413-414 : 613 - 619
  • [6] Wavelet Packet based feature representation and extraction for face recognition
    Song, GW
    Xu, C
    Proceedings of the 11th Joint International Computer Conference, 2005, : 895 - 898
  • [7] A New Separability Criterion for Face Recognition Based on Wavelet Packet
    Huang, Ke-Kun
    2011 INTERNATIONAL CONFERENCE ON MACHINE INTELLIGENCE (ICMI 2011), PT 1, 2011, 3 : 235 - 241
  • [8] ECG signal data compression based on wavelet packet theory
    Xing, QB
    Li, CM
    Sun, SB
    ICEMI '97 - CONFERENCE PROCEEDINGS: THIRD INTERNATIONAL CONFERENCE ON ELECTRONIC MEASUREMENT & INSTRUMENTS, 1997, : 719 - 722
  • [9] Speech Emotion Recognition Based on Wavelet Packet Coefficient Model
    Wang, Kunxia
    An, Ning
    Li, Lian
    2014 9TH INTERNATIONAL SYMPOSIUM ON CHINESE SPOKEN LANGUAGE PROCESSING (ISCSLP), 2014, : 478 - 482
  • [10] Signal Processing of magnetic memory in Steel-cord Belts Based on Wavelet Analysis
    Qiao Tie-zhu
    Ma Jun-Chao
    Zhao Yong-hong
    IITAW: 2009 THIRD INTERNATIONAL SYMPOSIUM ON INTELLIGENT INFORMATION TECHNOLOGY APPLICATIONS WORKSHOPS, 2009, : 17 - 20