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1)  Shot Break
镜头突变
1.
Segmentation of Video Object Plane ConsideringShot Break and Object Disappearance;
考虑镜头突变和视频对象消失情况下分割视频对象(VOP)
2)  abrupt shot
突变镜头
1.
This paper present a simple shot detection method, video brightness information is used to detect abrupt shot and the combination of brightness and chroma information is used to detection.
本文提出了一种简单的镜头检测方法,该方法首先使用视频亮度信息检测突变镜头,然后使用亮度和色度信息检测渐变镜头。
3)  Abrupt shot change detection
镜头突变切换检测
1.
After investigating the character of some usual frame-to-frame difference methods in the abrupt shot change detection and analyzing the reason that the existing frame-to-frame difference methods cannot gain enough high detecting precision, this paper puts forward a new and more effective method, i.
研究了各种常用的帧间差算法在镜头突变切换检测中的特点和分析了现有帧间差法难以达到很高的检测精度的原因之后 ,从人的视觉对图像差异的判断方式出发 ,提出了一种新的更为有效的计算图像相似度或帧间差的算法 ,即像素点匹配法 ,实验结果证实该算法在有限地增加计算量的条件下 ,明显地提高了镜头突变切换的检测精度。
4)  lens distortion
镜头畸变
1.
Camera lens distortion calibration with co-line points;
用共线点列标定摄像机镜头畸变
2.
In order to develop a structured light 3D measurement system based on off-the-shelf digital camera and projector,a system mathematical model,a calibration scheme and a lens distortion correction scheme were investigated.
建立了基于市售数码相机和投影仪的结构光三维测量系统,研究了系统的数学模型、标定方法及镜头畸变校正方法。
3.
This paper presents a high-precision stereo camera calibration technique combined the improved two-step method with accurate control points,in which the lens distortion of a camera is modeled by a combination of radial distortion and tangential distortion.
给出了将改进的两步法与精确控制点相结合来精确校准立体像机的新技术,像机镜头畸变模型考虑了径向畸变和切向畸变。
5)  Zoom lens
变焦镜头
1.
This paper explicates the theory and practice about how to create peculiar photographs by zoom lens.
本文是关于如何使用变焦镜头进行特殊光影创作的理论和实践。
2.
This paper is the discussing about the aperture-coefficients of the Zoom Lens, the formula for the calculating is: F=f/d (where.
该论文是探讨变焦镜头的光圈系数 ,镜头的光圈系数的计算公式 :F=f/D(其中 :F为光圈系数 ,f 为镜头焦距 ,D为光圈开口直径 ) 。
6)  shot change
镜头变换
1.
A novel approach based on local linear prediction in time domain was proposed to detect shot changes such as cuts and dissolves accurately and efficiently in a unified framework.
提出了通过时域局部线性预测,在统一框架中准确、高效地检测视频镜头的切变和叠化等镜头变换的新方法。
补充资料:Gt镜头

gt镜头是指美能达独特设计的多片多组配合巧妙的镜头组件,镜头镜片使用高档低色散光学玻璃,其中包含多枚模铸成型非球面镜片等等。也就是说美能达的 g 系列高档专业传统相机(银盐相机)使用的镜头称为af镜头,而美能达将生产 g 系列镜头的工艺技术应用于数码相机的设计生产中,所生产出的产品就称为 gt 镜头。

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