视觉感知
- 名visual perception
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该算法结合人眼视觉感知特性,基于平均熵理论估计各对象的重要性并确定编码优先级,基于率失真优化理论在给定码率下对对象码流进行优化截取和重装。
Combining the characteristics of human visual perception , the algorithm estimates the importance of each object and determines the coding priority on the basis of average entropy theory . The algorithm carries the optimized interception on the visual objects ' coding stream and reloading .
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最后,针对彩色图像提出一种基于视觉感知的矢量角度CNN边缘提取方法。
The method is named as vector angle of visual perception based on CNN edge .
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基于Watson视觉感知模型的能量调制水印算法
An Energy Modulated Watermarking Algorithm Based on Watson Perceptual Model
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帕金森痴呆及Lewy体痴呆的视觉感知力
Visual perception in Parkinson disease dementia and dementia with Lewy bodies
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基于视觉感知与EZW的自适应公开水印算法
Algorithm of Adaptive Watermarking Based on HVS and EZW
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一种基于视觉感知特性及改进的模糊Kohonen聚类网络的图象纹理分割方法
A New Texture Segmentation Method Based on Visual Perception and Improved Fuzzy Kohonen Clustering Network
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应用视觉感知实验的方法对移动显示(手机)用LCD的运动图像质量进行了主观评价,研究了帧频、响应时间和视频图像内容对运动图像质量的影响。
Quality of moving images on mobile LCD is estimated by a visual perception experiment to investigate the influence of frame frequency , response time and video content .
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近年来,随着大规模CCD阵列成像技术与多DSP阵列图像并行处理技术高速发展,视觉感知系统作为最基本的三维空间感知方式在众多领域都有所应用。
In recent years , with rapid development of the large CCD array imaging technology and multi-DSP parallel processing technology , visual perception system is widely applied in many other fields as the basic three-dimensional space perception approach .
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通过对人眼视觉感知效果的分析,对LSB算法进行改进,提出了一种具有更高信息隐藏量的算法。
According to the analysis of human visual system , an improved algorithm , which is simple , and more efficient is proposed .
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近二十年来,DNA序列的图形表示方法在研究DNA序列局部和整体的比较分析中的作用越来越大,并且与之相对应的数值特征及相似性分析使这些直观的视觉感知更加理性化。
In recent twenty years , graphical representation techniques of DNA sequences have been found to be very useful in highlighting local and global DNA sequence comparison analysis , and corresponding numerical characterizations and analysis of similarity have been developed that help quantify the visual patterns .
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随着传感器的应用,许多公司已经开发出了人机交互设备,比如微软的SURFACE平板电脑和苹果的IPAD设备,但它们所提供的互动模式仅限于触控和语音,很少涉及到计算机视觉感知。
While the sensor is widely used , many companies have developed the human-computer interaction devices , such as Surface Tablet PC from Microsoft and Ipad devices from Apple company . But they just provide Touch Sense and Voice Control , rarely come to Computer Vision Perception .
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针对LCD显示运动图像时产生运动伪像分析的问题进行分析,提出了利用实际测量的亮度响应特性和基于人眼运动视觉感知模型来模拟计算运动模糊图像,并进行评估分析。
Then by analyzing the originations of LCD motion artifacts , based on the measurement of step luminance response of LCD and the smooth-pursuit eye-tracking and temporal integration a new simulation method is proposed to measure and characterize motion artifacts in LCDs .
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针对Internet视频通信中面临的随机丢包问题,提出了一种基于视觉感知片组的多描述视频编码方案(PSG-MDC)。
To cope with problems such as random packet loss in Internet video communication , this paper presents a new scheme called PSG-MDC ( Perceptual Slice Group based Multiple Description video Coding ) .
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其中,图像特征提取研究针对普通低端摄像设备,提出了基于HSV色彩空间的图像特征提取算法,通过采用与人眼视觉感知一致的HSV空间提高图像特征提取的有效性和鲁棒性。
Our research on image feature extraction targets commonly-used low-end cameras , such as web-cameras . We adopt HSV color space , which is consistent with human visual system , to improve the effectiveness and robustness of image feature extraction .
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以图像视觉感知信噪比为理论基础,首次建立了红外成像传感器的TODT性能模型,并给出了计算机仿真结果。
On the basis of the perceived signal-to - noise ratio , the TOD performance theoretical model was first determined , and the simulated results was given .
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结合RTP/RTCP协议,通过终端系统的反馈控制算法,在视频发送端的MPEG-4编码器中由合适的码率调整算法自适应地调整输出码率,从而最大限度地利用网络带宽资源,并且保证视频传输的视觉感知质量。
Through feedback control protocol with RTP / RTCP in the end system , MPEG-4 encoder uses rate adaptive algorithm to control the output bit rate at the sender side . Thus , we can maximize the perceptual quality while achieving maximized utilization of network bandwidth resource .
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目前流行于言语工程界的视听言语处理(AVSP)结合视觉感知手段,提高了合成言语的自然度和语音识别系统的识别率。
AVSP ( Audio-Visual Speech Processing ) which is increasingly popular in speech-technique field can improve the naturalness of synthetical speech and recognition rate of the speech recognition system .
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对颜色视觉感知特性进行了研究,利用HSV空间和Weber-Fechner定律分别讨论了颜色的亮度、色调和饱和度三个分量对主观感知的影响,综合这三方面的影响构造了一种颜色主观信息量函数。
The perceptual characteristics of color 's Hue , Saturation and Value ( HSV ) were studied . To measure the information carried by different colors , a function was proposed by virtue of Weber-Fechner law and the hexagonal-pyramid model of HSV color space .
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这是视觉感知的乐趣的网站。
This is the website of the Joy of Visual Perception .
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增强现实系统中基于视觉感知的抓取识别
Grasping Recognition Based on Visual Awareness in an Augmented Reality System
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基于视觉感知特性的多聚焦图像融合技术
Research of Image Fusion Algorithm Based on Human Visual Perception Feature
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电刺激视神经能够产生视觉感知。
Electrical stimulation applied to the optic nerve can produce visual sensations .
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基于视觉感知的彩色图像检索方法研究
The Research of Color Image Retrieval Based on Human Visual
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基于视觉感知的模型简化算法研究与实现
Research and Realization of Model Simplification Based on Visual Perception
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提出一种基于视觉感知的图像空域半脆弱水印算法。
A visual perception based semi-fragile watermarking scheme in image spatial domain .
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白场和对比度对视觉感知图像清晰度的影响
The Effect of White - Pint Setting and Contrast on Perceived Sharpness
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基于视觉感知的非均匀颜色模糊量化算法研究
The Research of Non-uniform Fuzzy Color Quantization Algorithm Based on Visual Perception
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一种基于视觉感知的视频质量客观评价方法
An Algorithm for Objective Video Quality Evaluation Based on Human Visual Perception
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一种基于视觉感知的非线性幅型比变换方法
A Non-uniform Aspect Ratio Conversion Algorithm Based on Visual Perception
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所得模拟结果与实际主观视觉感知实验相符。
Vision The results are validated by a set of perceptual evaluation experiments .