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融合像素与纹理特征的人群人数统计方法研究
期刊论文
2015, 页码: 340-346
作者:
徐麦平
;
张二虎
;
陈亚军
收藏
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浏览/下载:1/0
  |  
提交时间:2019/12/20
人群人数统计 背景建模 像素统计特征 纹理特征 SVR回归模型 crowd counting background modeling statistical features of pixels texture fea-tures SVR regression model
A video object segmentation algorithm for dynamic background combining motion cue with color information
期刊论文
Guangdianzi Jiguang/Journal of Optoelectronics Laser, 2014, 卷号: 25, 期号: [db:dc_citation_issue], 页码: 1548-1557
作者:
Cui, Zhi-Gao
;
Li, Ai-Hua
;
Feng, Guo-Yan
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  |  
浏览/下载:4/0
  |  
提交时间:2019/12/02
Dynamic background
Markov Random Field model
Motion trajectories
Super pixels
Video segmentation
Eight-neighborhood based background modeling (EI CONFERENCE)
会议论文
2012 2nd International Conference on Materials Science and Information Technology, MSIT 2012, August 24, 2012 - August 26, 2012, Xi'an, Shaan, China
Yan L.
;
Ming D.
;
Lei J.
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  |  
浏览/下载:11/0
  |  
提交时间:2013/03/25
In order to solve the Gaussian kernel density-based background modeling
we propose a background modeling method based on an 8-neighborhood pixels sample set. In this method
we use the target pixel and its surrounding 8-neighborhood pixels to analyze whether it is included in the background or in the foreground sample space. Experimental results show that the method can judge the object as the background interference caused by the cyclical movement. By practical verification
the algorithm of the background modeling can full meet the requirements of the target detection algorithm. (2012) Trans Tech Publications
Switzerland.
A hybrid median filter for enhancing dim small point targets and its fast implementation (EI CONFERENCE)
会议论文
2011 International Conference on Multimedia and Signal Processing, CMSP 2011, May 14, 2011 - May 15, 2011, Guilin, Guangxi, China
Yang Q.
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浏览/下载:17/0
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提交时间:2013/03/25
Weak stars and middle altitude orbit satellites or high altitude orbit satellites are presented as dim point targets in images of astronomical observation. They have low intensity and occupy few pixels in image. In most situations
the background of sky is always ununiform and there exists pulse noises. Thus results in targets submerging in background noises and low signal noise ratio (SNR). Median filter is an effective method for removing pulse noise. But it can blur image after modifying gray of non-noise pixels when image has low SNR. A hybrid median filter algorithm is proposed to process low SNR dim point targets image. The newly proposed method can suppress the pulse noises
also can increase target $SNR$ and does not add extra fake targets. The time complexity of median filter is O(N2)(N is the widow size) and is difficult to implement in hardware. For quasi real time application
a fast implementation of our hybrid median filter is proposed to reduce the time complexity to O(N). Experimental results show that the newly proposed algorithm is superior to ordinary median filter and fast median filter by comparing visual effect and performance. 2011 IEEE.
Mean shift dynamic deforming hand gesture tracking algorithm based on region growth
期刊论文
Moshi Shibie yu Rengong Zhineng/Pattern Recognition and Artificial Intelligence, 2010, 卷号: 23, 期号: 4, 页码: 580-585
作者:
Zhang, Qiu-Yu
;
Hu, Jian-Qiang
;
Zhang, Mo-Yi
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浏览/下载:9/0
  |  
提交时间:2020/11/14
Computational complexity
Deformation
Palmprint recognition
Pixels
Tracking (position)
Background pixels
Difference method
Hand gesture
Hand gesture tracking
Language recognition
Mean shift algorithm
Region growth
Tracking accuracy
Adaptive contour model for real-time foreground detection
期刊论文
2010, 2010
Huang Ying
;
Ding Xiaoqing
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  |  
浏览/下载:3/0
Mean shift object tracking based on background-weighted spatiograms
期刊论文
Guangdianzi Jiguang/Journal of Optoelectronics Laser, 2010, 卷号: 21, 期号: [db:dc_citation_issue], 页码: 767-771
作者:
Li, Xiao-He
;
Zhang, Tai-Yi
;
Shen, Xiao-Dong
;
Sun, Jian-Cheng
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  |  
浏览/下载:2/0
  |  
提交时间:2019/12/10
A-coefficient
Background pixels
Color histogram
Localization errors
Mean shift
Object model
Object Tracking
Object tracking algorithm
Spatiograms
Tracking algorithm
Self-adaptive threshold canny operator in color image edge detection (EI CONFERENCE)
会议论文
2009 2nd International Congress on Image and Signal Processing, CISP'09, October 17, 2009 - October 19, 2009, Tianjin, China
Luo T.
;
Zheng X.-F.
;
Ding T.-F.
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浏览/下载:13/0
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提交时间:2013/03/25
It needs to set the two thresholds of classical Canny Operator manually
which confined this algorithm. A lot of research on adaptive thresholds choice method has been done to conquer this shortcoming. Based on the gradient histogram
which is studied constantly in the past
a method of gradient histogram difference diagram with adaptive image classification techniques is proposed in this paper. It automatically sets the two thresholds
and avoids disconnected or false edges in detection. Experiments prove that the method is threshold-adaptive and the edge detection performs well in color image whose larger gradient amplitude pixels are mainly located in the edges between the target and background. 2009 IEEE.
Hand gesture contour tracking based on skin color probability and state estimation model
期刊论文
Journal of Multimedia, 2009, 卷号: 4, 期号: 6, 页码: 349-355
作者:
Zhang, Qiu-Yu
;
Zhang, Mo-Yi
;
Hu, Jian-Qiang
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2020/11/14
Color
Palmprint recognition
Pixels
Probability distributions
State estimation
Adaptive thresholds
Anti-noise ability
Complex background
Hand gesture
Hand gesture tracking
Probability forecasts
Skin color
State estimation methods
基于脉冲耦合神经网络和施密特正交基的一种新型图像压缩编码算法
期刊论文
电子学报, 2006, 卷号: 34, 期号: 7, 页码: 1255-1259
作者:
马义德
;
齐春亮
;
钱志柏
;
史飞
;
张在峰
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2016/07/15
脉冲耦合神经网络
正交基
不规则分割区域
施密特正交化
Adjacent pixels
Biological background
Gram Schmidt orthonormalization
Gray values
Irregular segmented regions
JPEG algorithms
Orthonormal bases
Pulse coupled neural networks
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