Infrared image has the features of high background, low contrast and low SNR.
红外图像具有高背景，低反差，低信噪比等特点。
Their spatial resolution and low contrast resolution were completely identical.
其空间分辨率和低对比度分辨率也完全相同。
In his baton of music, and low contrast, smooth lines, with strong romantic colour.
在他的指挥棒下流露出的音乐，对比鲜明，线条流畅，带有强烈的浪漫主义色彩。
The noise and low contrast of the digitized X ray image made it difficult to recognize defect.
数字化的X射线图像存在噪声且对比度差，给缺陷识别带来一定难度。
The invention is applicable to complex background and both background and object with very low contrast.
根据本发明，其能够适用于复杂的背景和背景与对象的非常低的对比度。
A new method for the automatic calculation of the low contrast laser spot center base on contour growing.
提出一种基于边界生长的自动化低对比度激光光斑中心的定位新方法。
This article introduces the Low Contrast Resolution which is an important parameter of X-ray imaging equipment.
本文对X线成像设备的重要指标—低对比度分辨率作了介绍。
Experimental results show that the algorithm can enhance the low contrast image effectively and obtain a good visual effect.
实验表明，该算法能有效增强对比度极低的表格图像，使得结果图像有很好的视觉效果。
For that, this paper proposes a method that extracts the weak target from background, which includes strong noises and low contrast.
针对以上问题，文章讨论了在低对比度、强干扰的情况下，对弱目标的提取方法。
Detection of small target with low contrast and the research for tracking algorithm is one of the key techniques in TV tracking field.
低对比度小目标检测与跟踪算法的研究是电视跟踪领域的关键技术之一。
Selection of the subsection point is the key to enhance low contrast image under light background by subsection linear transformation.
采用分段线性变换对白天亮背景下低对比度图像序列进行对比度增强，最关键的是分段点的选取。
The reservoirs often form the low contrast resistivity oil layers because they have the dual pore networks, that is, fractures and pores.
该储层具有裂缝-孔隙双重孔隙网络，常形成相对低电阻率油层。
In this paper, we present a method to realize feature extraction on low contrast magnetic domain images of magneto-optical recording films.
提出了一种基于梯度分割的图像特征提取方法，对低对比度磁光记录薄膜磁畴图像进行处理。
A novel method based on gradient strength and local entropy for fusion detection of weak small targets with low contrast is presented in this paper.
提出了一种基于局部梯度强度和局部熵的红外小目标融合检测的方法。
Because of the complex underwater environment, the underwater images have their own property. For example, the low contrast, the fuzzy feature, and so on.
由于水体环境复杂，水下图像具有其特殊性质，例如对比度低、特征模糊等。
This paper introduces a new method of low contrast gray image enhancement based on PCNN after studying the operation elements and action mechanism of PCNN.
通过对PCNN工作原理和行为机制的深刻剖析，本文提出基于PCNN的低对比度的灰度图像增强算法。
But SAR image is liable to be affected by speckle noise, while almost spectral image have shortcomings of low contrast between object and background, edge blurring.
但SAR图像容易受到相干斑噪声的影响，而光谱图像普遍存在目标与背景对比度差、边缘模糊的缺点。
In this paper, a new method of low contrast image enhancement is presented based on PCNN and LR models in conjunction with characteristics of human visual consciousness.
针对低对比度图像，结合人眼视觉神经系统的感知特性，提出了一种基于PCNN与LR模型的图像增强方法。
In the laser video display system, video image with low contrast and inferior image quality are usually happened due to the effects of the background interference fringes.
由于背景干涉条纹的影响，在激光视频显示系统中，通常获得的激光视频图像不仅对比度降低，而且像质较差。
Generally, one quality that separates the better cameras from the lesser cameras is how quickly the camera can focus — and how well the camera can focus on areas of low contrast.
一般地说，区别较差相机与较好相机的一个性质指标时该相机能以多快的速度聚焦——在地反差的区域上能以多高的清晰度聚焦。
Reflectivity Displacement Method (RDM) is a classical algorithm of Synthetic Aperture Radar (SAR) autofocus processing, whose performance degenerates with low contrast of the scene.
反射率偏移法（RDM）是合成孔径雷达（SAR）自聚焦的经典算法，当场景对比度较低时，RDM自聚焦效果变差。
There were significant correlations of decreased RNFLT and macular volume with measures of visual acuity, low contrast visual acuity and visual field mean deviation in the MS patients.
减少的视网膜神经纤维层和黄斑面积与视觉准确度有明显的相关性，低的视觉对比准确度和视野均差在多发性硬化患者中为低。
Line patterns in palmprint are very complicated because of the low contrast and the heavy noise caused by fine wrinkles and ridges, so it is a challenging task to complete the feature extraction.
由于在线掌纹图象的对比度较低，掌纹中的细小皱纹和乳突纹会形成一定的噪声，掌纹中的线特征的模式十分复杂，因此对掌纹进行线特征提取是一项具有挑战性的研究课题。
Aiming at the bad performance of existing retinal blood vessel segmentation methods for small and low contrast vessels, a new segmentation method based on transition region extraction is proposed.
针对现有视网膜血管分割方法对于小血管和低对比度血管分割效果差的问题，提出了一种基于过渡区提取的视网膜血管分割方法。
This paper introduces the develpment of low contrast electron microscope image negative and photograph, according to the basic composition of the developing liquid and the action of each composition.
本文根据显影液的各组成成份在显影过程中的作用特点，介绍了低反差电镜图像底片及照片的冲洗方法。
By contrast, the large zebra lives on the masses of low-quality stem material.
相比之下，大型斑马依靠大量的低质量茎材料为生。
The advantage of biological control in contrast to other methods is that it provides a relatively low-cost, perpetual control system with a minimum of detrimental side-effects.
与其他方法相比，生物防治的优点是它提供了一种成本相对较低、有害副作用最小的永久性防治系统。
General web usability guidelines recommend sans-serif fonts with high contrast color selection (high-contrast white on black or dark blue rather than low-contrast like Chadwick's blue-on-blue).
一般的网页可用性设计指南推荐使用有高色彩对比度的sans - serif字体(高对比度的白字黑底或白字暗蓝底，而不是像Chadwick低对比度的蓝字蓝底)。
General web usability guidelines recommend sans-serif fonts with high contrast color selection (high-contrast white on black or dark blue rather than low-contrast like Chadwick's blue-on-blue).
一般的网页可用性设计指南推荐使用有高色彩对比度的sans - serif字体(高对比度的白字黑底或白字暗蓝底，而不是像Chadwick低对比度的蓝字蓝底)。
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