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Step-by-step classification detection algorithm of SPPM based on K-means clustering
期刊论文
Tongxin Xuebao/Journal on Communications, 2022, 卷号: 43, 期号: 1, 页码: 161-171
作者:
Wang, Huiqin
;
Hou, Wenbin
;
Peng, Qingbin
;
Cao, Minghua
;
Huang, Rui
收藏
  |  
浏览/下载:12/0
  |  
提交时间:2022/04/21
Bit error rate
K-means clustering
Mapping
Maximum likelihood
Monte Carlo methods
Optical communication
Optical signal processing
Pulse position modulation
Signal detection
Bit-error rate
Detection algorithm
Error rate performance
K-means++ clustering
Mapping rules
Modulation systems
Pulse-position modulation
Spatial pulse position modulation
Step-by-step classi-fication detection
Wireless optical communication
Enhanced Optical Spatial Modulation in Wireless Optical Communication
期刊论文
Guangxue Xuebao/Acta Optica Sinica, 2020, 卷号: 40, 期号: 3
作者:
Zhang, Yue
;
Wang, Huiqin
;
Cao, Minghua
;
Huang, Rui
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  |  
浏览/下载:17/0
  |  
提交时间:2020/11/14
Bit error rate
Light transmission
Mapping
Optical communication
Pulse position modulation
Signal to noise ratio
Construction costs
Mapping rules
Spatial domains
Spatial modulations
Transmission rates
Variable number
Weak turbulence
Wireless optical communication
Reversible video data hiding using zero QDCT coefficient-pairs
期刊论文
MULTIMEDIA TOOLS AND APPLICATIONS, 2019, 卷号: 78, 期号: 16, 页码: 23097-23115
作者:
Chen, Yi
;
Wang, Hongxia
;
Wu, Hanzhou
;
Liu, Yong
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  |  
浏览/下载:70/0
  |  
提交时间:2019/12/16
Embedding capacity
Reversible data hiding
Zero QDCT coefficient-pairs
Mapping rules
H
264
AVC video stream
On implicit integration of the bounding surface model based on swell-shrink rules
期刊论文
APPLIED MATHEMATICAL MODELLING, 2016, 卷号: 40, 期号: 19-20, 页码: 8671-8684
作者:
Li, Jian
;
Chen, Shanxiong
;
Jiang, Lingfa
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  |  
浏览/下载:10/0
  |  
提交时间:2018/06/05
Implicit integration
Return mapping algorithm
Newton-Simpson iterative method
Modified bounding surface model
Swell-shrink rules
An identification method for process abnormal fluctuation source based on brittleness network and its application
会议论文
作者:
Diao, Guangzhou
;
Zhao, Liping
;
Yao, Yiyong
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浏览/下载:3/0
  |  
提交时间:2019/12/02
Identification method
ITS applications
Key factors
Machining Process
Mapping rules
Network modeling
Bidirectional structural mapping models for constructing rule-based systems
会议论文
31st Chinese Control Conference, CCC 2012, Hefei, China, July 25, 2012 - July 27, 2012
作者:
Yuan J(袁杰)
;
Shang WL(尚文利)
;
Jiang B(姜波)
;
Lou, Yi
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浏览/下载:14/0
  |  
提交时间:2013/04/21
UnApplied research
Developed model
Fuzzy colored Petri nets
Fuzzy production rules
Inverse mapping
Mapping functions
Mapping mechanism
Mapping model
Structural mapping
Multi-focus image fusion algorithm based on adaptive PCNN and wavelet transform (EI CONFERENCE)
会议论文
International Symposium on Photoelectronic Detection and Imaging 2011: Advances in Imaging Detectors and Applications, May 24, 2011 - May 26, 2011, Beijing, China
Wu Z.-G.
;
Wang M.-J.
;
Han G.-L.
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浏览/下载:31/0
  |  
提交时间:2013/03/25
Being an efficient method of information fusion
image fusion has been used in many fields such as machine vision
medical diagnosis
military applications and remote sensing.In this paper
Pulse Coupled Neural Network (PCNN) is introduced in this research field for its interesting properties in image processing
including segmentation
target recognition et al.
and a novel algorithm based on PCNN and Wavelet Transform for Multi-focus image fusion is proposed. First
the two original images are decomposed by wavelet transform. Then
based on the PCNN
a fusion rule in the Wavelet domain is given. This algorithm uses the wavelet coefficient in each frequency domain as the linking strength
so that its value can be chosen adaptively. Wavelet coefficients map to the range of image gray-scale. The output threshold function attenuates to minimum gray over time. Then all pixels of image get the ignition. So
the output of PCNN in each iteration time is ignition wavelet coefficients of threshold strength in different time. At this moment
the sequences of ignition of wavelet coefficients represent ignition timing of each neuron. The ignition timing of PCNN in each neuron is mapped to corresponding image gray-scale range
which is a picture of ignition timing mapping. Then it can judge the targets in the neuron are obvious features or not obvious. The fusion coefficients are decided by the compare-selection operator with the firing time gradient maps and the fusion image is reconstructed by wavelet inverse transform. Furthermore
by this algorithm
the threshold adjusting constant is estimated by appointed iteration number. Furthermore
In order to sufficient reflect order of the firing time
the threshold adjusting constant is estimated by appointed iteration number. So after the iteration achieved
each of the wavelet coefficient is activated. In order to verify the effectiveness of proposed rules
the experiments upon Multi-focus image are done. Moreover
comparative results of evaluating fusion quality are listed. The experimental results show that the method can effectively enhance the edge details and improve the spatial resolution of the image. 2011 SPIE.
Structure analysis and function evaluation of a kind of fuzzy PID controllers
期刊论文
2010, 2010
Du Xinyu
;
Zhang Naiyao
;
Yu Na
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浏览/下载:2/0
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