Most cited articles
2004, 2(1).
Abstract:
A new usage of Hough Transform is introduced in this paper.Firstly,the position and scope of the license plate is located and the image that contains the license plate is picked up.Then, a two-stage Hough transform algorithm is applied to the image to cal
A new usage of Hough Transform is introduced in this paper.Firstly,the position and scope of the license plate is located and the image that contains the license plate is picked up.Then, a two-stage Hough transform algorithm is applied to the image to cal
2003, 1(4).
Abstract:
A forward secure strong proxy signature scheme is proposed on the basis of the proxy signature schemes and forward secure schemes.The security of the proposed scheme relies on the difficulty of solving discrete logarithm problems and the difficulty of com
A forward secure strong proxy signature scheme is proposed on the basis of the proxy signature schemes and forward secure schemes.The security of the proposed scheme relies on the difficulty of solving discrete logarithm problems and the difficulty of com
2003, 1(1).
Abstract:
Based on three generally accepted basic hypotheses, the definition of environmental factor and restricting conditions of constant failure mechanism are discussed.The research status and common study methods of environmental factor are reviewed. Finally, a
Based on three generally accepted basic hypotheses, the definition of environmental factor and restricting conditions of constant failure mechanism are discussed.The research status and common study methods of environmental factor are reviewed. Finally, a
2003, 1(3).
Abstract:
For completing the scheme of hard target smart fuze, several factors influencing the outputting acceleration of the high-G accelerometer such as target material, impact angle, impact velocity, the fixed position of accelerometer, carry plane etc., are put
For completing the scheme of hard target smart fuze, several factors influencing the outputting acceleration of the high-G accelerometer such as target material, impact angle, impact velocity, the fixed position of accelerometer, carry plane etc., are put
2003, 1(1).
Abstract:
Blind source separation (BSS) is a recently developed methodology used to separate unknown source signals from their mixtures. It has been applied to many fields widely and effectively. The theory and two types of implementation methods-independent compon
Blind source separation (BSS) is a recently developed methodology used to separate unknown source signals from their mixtures. It has been applied to many fields widely and effectively. The theory and two types of implementation methods-independent compon
2005, 3(1)-39,80.
Abstract:
A technique of full field deformation measuring,i.e.Digital Speckle Correlation (DSC) is introduced in this paper.DSC is utilized to investigate the mechanical failure behaviors of plastic bonded explosive (PBX) with preset crack subjected to compressive
A technique of full field deformation measuring,i.e.Digital Speckle Correlation (DSC) is introduced in this paper.DSC is utilized to investigate the mechanical failure behaviors of plastic bonded explosive (PBX) with preset crack subjected to compressive
2005, 3(2)-93,96.
Abstract:
A segmentation algorithm based on the technique of one-dimension maximal variance between-class and region growing method is proposed in this paper.Firstly,the method of one-dimension maximal variance between-class is used to obtain the optimal segmenting
A segmentation algorithm based on the technique of one-dimension maximal variance between-class and region growing method is proposed in this paper.Firstly,the method of one-dimension maximal variance between-class is used to obtain the optimal segmenting
2008, 6(3).
Abstract:
Wavelet denoising is an important application of wavelet analysis in engineering.The keys of wavelet denoising,namely how to select threshold and how to utilize the threshold to dispose wavelet coefficients,are introduced.Via the noised simulated signal e
Wavelet denoising is an important application of wavelet analysis in engineering.The keys of wavelet denoising,namely how to select threshold and how to utilize the threshold to dispose wavelet coefficients,are introduced.Via the noised simulated signal e
2008, 6(3).
Abstract:
为了验证分析金属壳体上的缝隙对屏蔽效能的影响,在理论分析箱体谐振频率和屏蔽效能的基础上,利用全球领先的系统级电磁兼容性仿真分析软件对带缝隙金属箱体的电磁泄露进行了仿真计算,定量分析缝隙对箱体的屏蔽性能的影响,进而提出了缝隙尺寸的限制要求及处理方式。分析结果表明缝隙越短,屏蔽效能越好,也就是说同样的缝隙,用越多的装配螺钉来分断它,屏蔽效能越高。
为了验证分析金属壳体上的缝隙对屏蔽效能的影响,在理论分析箱体谐振频率和屏蔽效能的基础上,利用全球领先的系统级电磁兼容性仿真分析软件对带缝隙金属箱体的电磁泄露进行了仿真计算,定量分析缝隙对箱体的屏蔽性能的影响,进而提出了缝隙尺寸的限制要求及处理方式。分析结果表明缝隙越短,屏蔽效能越好,也就是说同样的缝隙,用越多的装配螺钉来分断它,屏蔽效能越高。
2005, 3(1).
Abstract:
How to ensure the safety of digital image/video information is the difficulty and hotspot in the domain of information processing technology nowadays. In this paper,the discrete wavelet transform coefficient matrix is adjusted and scrambling transformed b
How to ensure the safety of digital image/video information is the difficulty and hotspot in the domain of information processing technology nowadays. In this paper,the discrete wavelet transform coefficient matrix is adjusted and scrambling transformed b
2008, 6(4).
Abstract:
On the basis of Least-Mean-Square(LMS) filtering and Recursive-Least-Square(RLS) filtering,the recently developed adaptive filtering algorithms such as the neural network approach,the QR decomposition approach,the unified model algorithm,the high-order cu
On the basis of Least-Mean-Square(LMS) filtering and Recursive-Least-Square(RLS) filtering,the recently developed adaptive filtering algorithms such as the neural network approach,the QR decomposition approach,the unified model algorithm,the high-order cu
2004, 2(2).
Abstract:
The relationship among the sense and drive resonant frequencies and the mechanical sensitivity,stability,phase shift is studied through utilizing the electrostatic negative spring of sensing voltage to adjust the frequency in this paper.The optimal perfor
The relationship among the sense and drive resonant frequencies and the mechanical sensitivity,stability,phase shift is studied through utilizing the electrostatic negative spring of sensing voltage to adjust the frequency in this paper.The optimal perfor
2005, 3(4).
Abstract:
To make authentication work more effective is an important subject in network safety.In this paper,the security of the One Time Password(OTP) is analyzed,the working mechanism of one advanced OTP is presented;the reformative OTP authentication system by P
To make authentication work more effective is an important subject in network safety.In this paper,the security of the One Time Password(OTP) is analyzed,the working mechanism of one advanced OTP is presented;the reformative OTP authentication system by P
2006, 4(1).
Abstract:
The development of video processing is complex on DSP generally. In order to improve the performance of the application program and reduce the time of development, the DSP/B1OS multi-threading by DSP/BIOS kernel and the TMS320DM642 are introduced. By this
The development of video processing is complex on DSP generally. In order to improve the performance of the application program and reduce the time of development, the DSP/B1OS multi-threading by DSP/BIOS kernel and the TMS320DM642 are introduced. By this
2006, 4(1).
Abstract:
Technologies of cryptography, especially encryption technologies are the core of information security. At first, the principle and category of stream cipher is introduced briefly, then its designing rule and the testing criterion are addressed. Furthermor
Technologies of cryptography, especially encryption technologies are the core of information security. At first, the principle and category of stream cipher is introduced briefly, then its designing rule and the testing criterion are addressed. Furthermor
2003, 1(1).
Abstract:
Skeleton transform is an important operation in digital image processing. The existing methods for skeleton transform are either complicated or time consumed, so a simple and fast method is presented. It uses a landing and taking-off method to implement 2
Skeleton transform is an important operation in digital image processing. The existing methods for skeleton transform are either complicated or time consumed, so a simple and fast method is presented. It uses a landing and taking-off method to implement 2
2003, 1(4).
Abstract:
The architecture of the software radio, including the software and hardware architecture, is one of the key techniques which realize the software radio. In this paper, some applied software and hardware architectures are discussed in detail, in addition,
The architecture of the software radio, including the software and hardware architecture, is one of the key techniques which realize the software radio. In this paper, some applied software and hardware architectures are discussed in detail, in addition,
2004, 2(1).
Abstract:
Some video information on the site would transport to the long-distance supervisory and control center in some special applications in recent years.There have some sensitive information or classified information in the video,which need to be protected. A
Some video information on the site would transport to the long-distance supervisory and control center in some special applications in recent years.There have some sensitive information or classified information in the video,which need to be protected. A
2007, 5(1).
Abstract:
High frequency(HF) communications play an important role in the field of their communications because of their skywave propagation characteristics.In this paper,two advanced HF radios are selected to introduce the current status for HF communications.Afte
High frequency(HF) communications play an important role in the field of their communications because of their skywave propagation characteristics.In this paper,two advanced HF radios are selected to introduce the current status for HF communications.Afte
2003, 1(2).
Abstract:
Based on the analysis of the advantages of the Over-the-Horizon Radar(OTHR) in dealing with stealth target, low and very low-lever target, anti-radiation missile and electronic jamming, the OTHRs unique application in the modern air-defense system and its
Based on the analysis of the advantages of the Over-the-Horizon Radar(OTHR) in dealing with stealth target, low and very low-lever target, anti-radiation missile and electronic jamming, the OTHRs unique application in the modern air-defense system and its
