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。
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。
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。
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。
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。
Objective to use high and low condition to get contrast radiography of nasal bone photograph to raise the image quality.
目的：通过对鼻骨侧位进行高低条件对照摄影，提高了鼻骨外伤的影像质量。
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。
In terms of the low SNR and contrast, the small and dim targets can not be easily detected in a single IR image, so utilizing a sequence of images is an effective method.
红外图像中的弱小目标因为信噪比和对比度较低，用单帧图像检测很难得到满意的效果，利用多帧图像信息进行检测是有效的手段之一。
The contrast and quality of portal image is so low that it is difficult to avoid errors in routine verification.
照射野影像对比度低、图像质量差使常规照射野验证易产生误差。
The main reason is that the resolution and contrast degree of the ultrasonic image itself is very low as well as the influence of intrinsic speckle noises.
其原因主要是超声图像本身分辨率、对比度较低，以及固有的斑点噪声的影响。
The influence of thermal blooming on IR image quality is relative severe when brightness or contrast of the IR detector observed scenery is very low.
红外探测器观察的景物亮度或对比度通常很低，此时热晕对红外像质的影响比较严重。
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。
A modulating fusion algorithm based on wavelet transform is advanced. The low light level image and infrared image are fused using contrast modulating and gray level modulating method.
提出了一种基于小波变换的微光图像与红外图像的调制融合算法，用对比度调制与灰度调制方法分别对微光图像与红外图像进行了融合处理。
How to improve image is always a difficult problem. Generally, the target background of image has some characteristics, such as the low target-to-background contrast, great noise and so on.
如何有效地增强图像是图像分析中的一个难点，通常，图像的目标背景对比度低，噪声大。
In order to solve the problem of detecting moving small targets in low-contrast infrared image sequences, a new detection method based on multilevel filter is proposed.
为了解决低对比度红外序列图像中运动小目标的检测问题，提出了一种基于多级滤波的检测方法。
For infrared image with the characteristics of low contrast and low signal-to-noise, a infrared image enhancement method based on Wavelet Transform and Lateral Inhibition Network is presented.
针对红外图像存在的对比度差、信噪比低等问题，提出了一种基于小波和侧抑制网络的红外图像对比度增强算法。
For the feature of the liver B-ultrasound image, we adopt the Gaussian low-pass filter and contrast-stretching transformation methods.
针对肝脏B超声图像的特点，本文在对图像进行预处理时采用了高斯低通滤波与灰度拉伸相结合的技术。
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 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。
And the output image has adequate contrast, obvious levels. The dim and low-contrast detail has been enhanced. The method is preceded with that the histogram enhancement.
处理结果有效地去除原图像的斑点噪声，使图像中较模糊、对比度差的细节得到增强，优于传统的直方图均衡增强方法。
The principles and steps of low-contrast image enhancement method are explained. The method is applied to mri images.
同时对实现低对比度图像增强的基本方法和基本步骤进行了详细的阐述，并将该技术应用到透视图像分析中。
The principles and steps of low-contrast image enhancement method are explained. The method is applied to mri images.
同时对实现低对比度图像增强的基本方法和基本步骤进行了详细的阐述，并将该技术应用到透视图像分析中。
应用推荐