Pixel相关论文
In order to remove the unstable edge response points of the image registration using original SIFT algorithm and get mor......
Detecting lines from a digital image is an important step in many applications.The Hough Transform(HT)is a powerful tool......
Application of Ant Colony Algorithm in Fingerprint Identification System Based on Internet of Things
The Internet of things is a network which connected to objects through the Internet,internet was treated as the foundati......
液晶光学相控阵(LCOPA)的光束偏转效率(OSE)定义为一级衍射光强与总入射光强的比值，它受很多因素的影响，因此建立一个数值分析的模型......
研究并对比了6类电荷耦合器件和互补金属氧化物半导体图像传感器的辐射响应均匀性。设计辐射实验,对像素阵列中响应信号在不同统计......
散斑噪声的存在严重降低了数字全息技术再现像的信噪比和空间分辨率。在无透镜傅里叶变换数字全息中,通过对电荷耦合器件(CCD)记录......
The first photon bias of photon detection results in distortion of the photon waveform,which seriously affects the accur......
A novel hybrid instrument of contact and non-contact measurement with large range is developed, and both measure-ment sy......
Land water, one of the important components of land cover, is the indispensable and important basic information for clim......
In recent years, the chaos based cryptographic algorithms have suggested some new and efficient ways to develop secure i......
A novel method is presented to improve the recognition rate of warhead in this paper. Firstly, a tool for electromagneti......
Image entropy and empirical mode decomposition(EMD) are effective methods for target detection.EMD algorithm is a powerf......
为了研究反射式256 pixel×256 pixel纯相位液晶空间光调制器(LC-SLM)的性能,并最大程度地发挥其波前校正能力,建立了泰曼-格林(Tw......
In order to improve the test accuracy of CCD,a new type of CCD device is proposed.Several columns(rows) of photoelectric......
Surface area is a fundamental parameter derived from terrain analysis in geographical information systems (GIS) for mode......
针对大视场红外多目标实时侦察和跟踪的急需,提出了一种基于红外鱼眼镜头的全向凝视型多目标跟踪和处理系统。采用红外鱼眼镜头和5......
液晶空间光调制器(LCSLM)通过实时调制波前倾斜实现光束偏转,与传统的快反镜相比,具有非机械调制、体积小、功耗低、轻巧灵敏等优......
Remote sensing images show a very promising perspective for distinguishing tree species,especially those with the very h......
针对接近接触式光刻技术的特点,提出了一种实用的反射式光刻对准方案。方案采用差动叠栅条纹对准技术,以叠栅条纹相位作为对准信号......
采用多项式校正方法对光子计数位置灵敏探测器成像畸变进行校正。介绍光子计数位置灵敏探测器工作原理并分析其畸变产生原因;介绍......
暗电流在科学级电荷耦合器件(CCD)长时间曝光测试实验中是主要的噪声之一。实验测试了暗电流信号平均计数随曝光时间的变化关系,并......
This work presents a new voltage programmed pixel circuit for an active-matrix organic light-emitting diode(AMOLED) disp......
激光相干探测由于其高灵敏及抗干扰特性,在现代精密检测中应用逐渐广泛。由于目标二维信息更能反映目标特性,利用PCI8522采集卡与......
We propose a large parallax barrier by use of aperture grille.Main advantages of using aperture grille include no reflec......
自动准直系统是确保高功率激光驱动器高效、安全、可靠运行的重要子系统之一,同时也是保证光束质量的主要手段。通过构建以太局域......
This Letter proposes a high bit-depth coding method to improve depth map resolution and render it suitable to human-eye ......
Three-channel dual-wavelength fiber laser based on a digital micromirror-device processor and photon
A stable three-channel dual-wavelength fiber ring laser is proposed and experimentally demonstrated. The digital micromi......
搭建采用光纤锥近场激发银纳米线表面等离子体激元的光路,并在氧化铟锡(ITO)衬底上实现银纳米线表面等离子体激元突破衍射极限在亚......
Displays using direct light emission from microscale inorganic light-emitting diodes(μILEDs)have the potential to be ve......
A barcode-like waveguide nanostructure with discretized multilevel pixel lines is designed and optimized by a nonlinear ......
Compensation to the output drift for cooled infrared imaging systems at various ambient temperatures
一个方法被建议在各种各样的周围的温度补偿输出飘移凉下来的红外线的成像系统。由校准直接吸收 blackbody 的绚烂的流动的低温实......
空间光调制器(SLM)可以在电驱动等信号控制下,实时调节振幅、相位、偏振态等信息,近年来已被尝试用于代替计算全息(CGH)板实现非球......
综述了单光纤成像技术的研究现状和动态。单光纤成像技术采用单根多模光纤进行成像,光纤既是成像器件又是传像器件,无需增加扫描器......
随着城市化的进程,城区局部气候带的研究已经得到了广泛关注。学者提出局部气候带(LCZs)的概念用来描述城市内部结构。LCZs是一个......
The wealth of signal that are available by electron beam excitation has made theTEM an attractive tool for a complete c......
提出一种具有快速层析成像以及光谱分辨功能的多光子激发荧光显微技术。采用微透镜阵列产生激发光点阵,利用线扫描方式扫描阵列点,......
以一款外掩式白光日冕仪[其视场为2.5~15 R⊙(太阳半径),分辨率为14sec/pixel,口径为30mm,焦距为200mm]为基础,对日冕仪外掩体以及......
A Schwarzschild microscope with a numerical aperture of 0.2 and a magnification of 130 in a 100μm field of view(FOV)is ......
为提高静脉注射的成功率,设计了一款头戴静脉显示光学系统,该系统由红外成像系统与穿透型目镜式头戴显示器组成。近红外成像系统具......
光学显微数码成像系统中，光学退化是影响图像质量的重要因素。结合物镜测试，提出了一种结合分视场点扩散函数估计的梯度约束显微图像......
Assessment of Waterlogging Risk in Lixiahe Region of Jiangsu Province Based on AVHRR and MODIS Image
Four images of 1991 AVHRR, 2003 and 2007 MODIS were used to extract waterlogging inundated water of three years, and thr......
A new versatile camera calibration technique for machine vision using off-the-shelf cameras is described. Aimed at the l......
The characterization of pore structure in rocks is relevant in determining their various mechanical behaviors. Digital i......
The research on sea ice resources is the academic base of sea ice exploitation in the Bohai Sea. According to the ice-wa......
We propose and demonstrate a visible light communication(VLC) scheme based on space-division multiple access(SDMA) optic......
An Improved Global Shutter Pixel with Extended Output Range and Linearity of Compensation for CMOS I
An improved global shutter pixel structure with extended output range and linearity of compensation is proposed for CMOS......
A GMM (Gaussian Mixture Model) based adaptive image restoration is proposed in this paper. The feature vectors of pixels......
