用原子力显微镜(afm)观察线性DNA并探讨其成像条件。
To observe linear DNA with atomic force microscope (AFM) and investigate the imaging conditions.
结论采用本方法能在常见的成像条件下较大地提高校正质量，具有通用性。
Conclusion the calibration quality will be enhanced to a great extent under the common imaging conditions by adopting the least square method.
研究了在特殊成像条件（摄像机纯旋转）下直接由图像序列进行自标定的方法。
Study how to realize camera self-calibration directly from image sequence under special imaging condition (camera pure rotation).
结论：CLEAR技术在脊柱mri检查中在其它成像条件不变的情况下，可以大大提高图像的质量。
Conclusion: the CLEAR technique could improve the image quality highly in vertebral column MRI examination, while the other image conditions were unchanged.
在微波近场乳腺癌检测中，回波目标众多，可形成物理探测位置相对较少，缺少反演成像条件，属数学病态问题求解。
On breast cancer detection using near-field microwave under few number of physical detection points is a non-stable state problem because of fewer revising and imaging condition.
人脸特征随着人脸在不同姿态、不同光照和其他如遮挡、不同成像条件下，会产生许多不同的情况，增加了特征提取的难度。
The face feature will change if the gesture of the person, the light, the imaging condition changes. All this harder the extraction of the face feature.
摘要：受成像条件、外部噪声以及人为因素的影响，人们获取到的图像常常会出现不同程度的失真，如图像含有噪声、模糊不清。
Abstract:Images are often corrupted by noise and blur due to the undesired conditions for image acquisition, processing and transmission.
利用这种新技术，“使在不损害需要观察部位的条件下长时间成像成为可能，”施尼策尔的实验室的执行经理JuergenJung表示。
With the new method, "Imaging is possible over a very long time without damaging the region of interest," said Juergen Jung, operations manager of the Schnitzer lab.
驾驶员视觉增强器采用红外成像和显示技术，帮助驾驶员在昼夜视觉模糊的条件下进行探测和导航。
DVEs, which feature infrared imaging and display technologies, help users detect and navigate in either day or night under obscured visual conditions.
只有在独特的观看条件下，浮油才能在天然色图像上看见。通常需要从太空的雷达成像才能看清楚。
Under unique viewing conditions, oil slicks can become visible in photo-like images, but usually, radar imagery is needed to clearly see a spill from space.
武器操作员在白天亮光下使用一个潜望镜白光瞄准镜（7公里范围）或在不良天气条件或夜间使用热成像去搜寻和定位目标。
The weapon operator search and locate the target using a periscope optical sight (7km range) in day light, or a thermal imager at night or in bad weather conditions.
阿贝的波动理论，阿贝正弦条件以及新型光学玻璃为现代高性能的光学成像奠定了可靠的基础。
Together with Abbe's wave theory and sine condition, the new glass types provide the basis for practically any modern high-performance optics.
研究人员在不同实验条件下用一系列电影成像，解决了T细胞抗肿瘤机制中的重要问题。
With a series of movies made under different experimental conditions, the researchers resolved important questions about the mechanisms by which t cells act against cancer.
进行在临床影像设备条件下X射线相干散射成像的研究。
To validate the X-ray coherent scatter imaging with the clinical X-ray imaging equipments.
此外，如能将铁或三氧化二铁与此类结构结合，势必将为核磁共振成像(MRI)提供更有利的条件。
Furthermore, the incorporation of iron or iron oxide into such structures would provide advantages for magnetic resonance imaging (MRI).
合成孔径成像是提高图像方位向分辨率的有效方法，但算法运算量大，在机载条件下往往实时性得不到保证。
The focused synthetic aperture imaging processing is the available method to improve the azimuth resolution, but the operational quantity is so large that it could not accomplish in real time.
经过模拟分析在不同参数条件下投影系统的空间光照度分布情况，直观地验证了上述投影系统的成像理论。
The computer simulation of the distribution of the imaging space illumination under different parameters gives a straightforward proof of the imaging principle applied in this projection system.
本文论述了描述X线数字成像设备性能的参数—量子检出效率（DQE）的测试条件和计算公式。
In this paper, the testing conditions and computing formula of DQE is presented for digital X-ray imaging devices.
该专题主要讨论在实验室内如何创造仿生条件用于刺激组织生长的方法。同时介绍了非损伤性成像技术在监测组织生长方面的应用。
Advanced approaches for creating biomimetic conditions in the laboratory that stimulate growth of tissues will be discussed. Non-invasive imaging techniques to monitor tissue growth will be described.
为估计利用各类成像传感器自然获取图像的无损压缩极限，提出一个利用多尺度条件熵和记忆性度量的实用方法。
Lossless compression bounds of images naturally acquired by various imaging sensors are estimated using a practical method based on multi scale conditional entropy and memory measurement.
使用NETD方法对在相应条件下不同距离上的热成像系统的信噪比进行了估算。
The SNR of the thermal imaging system at different distance is calculated by using the means of NETD.
目的利用事件相关功能磁共振成像技术观察出声阅读条件下不规则汉字频率效应的脑激活模式。
Objective To characterize brain activation associated with the effects of frequency in reading aloud of Chinese characters using event-related functional magnetic resonance imaging.
本文针对LED芯片分选系统的成像系统的特殊条件及较高的精度要求，进行了视觉定标模型的计算和构建。
For the special condition and high precision requirement of the LED chip sorting system, the model of vision calibration is built and calculated.
号称具有超级稳定成像能力和低光条件拍照性能的摄像头在我的测试中总体表现相当不错，但是有时它拍的照片有点曝光过度。
The camera, which claims superior image stability and low-light performance, generally did very well for me. But it sometimes had a tendency to take over-bright shots.
在运动补偿系统中，天线稳定平台是保证高分辨率机载SAR能大面积连续成像的基本条件。
Therefore, an antenna stabilization platform is built for a high resolving power Airborne SAR to image continuously in wide area.
通过结合目标红外特征，研究了空-空弹在复杂背景条件下的目标红外成像末制导的技术原理和实施途径。
This paper, in connection with ir target signature research, deals with the principle and realization for the ir imaging terminal-guidance technology of air-to-air missile in clutter background.
本文首先研究了扩散方程作为光学层析成像问题的正向模型的精确性及其适用条件。
In this thesis, the accuracy and the validity conditions of the diffusion equation as a forward model for the optical tomography was firstly studied.
方法以FCR-5000CR成像系统的应用及CR在骨骼系统摄影条件的成像特性，来选择合适的下肢全长骨骼数字化X线的摄影条件。
Methods A suitable X-ray exposure conditions for full-leg digital radiograph was chosen according to the application of FCR-5000 CR imaging system and the exposure conditions of CR in osseous system.
为了在室内模拟测试一定大气条件下距离选通成像系统的分辨力，设计了一套模拟测试装置。
To measure and evaluate the resolution of range-gated imaging system under certain atmosphere conditions, a simulating measurement setup is designed.
文章介绍了在近轴光线和近轴物条件下，利用对光线跟踪的矩阵方法成像的方法，并说明它在含反射的共轴系统中的应用。
This paper proposes a novel approach that forms image using matrix technique for ray trace, in the condition of axial ray and axial object.
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