Therefore, two algorithms are proposed respectively in image interpolation and frame rate up-conversion in this thesis.
为此,本文分别在图像插值和帧率提升两方面进行了研究。
In the common methods, the algorithm based on the average of region gray makes image blur, and the algorithm based on spline interpolation wastes time.
在常用的方法中,基于区域灰度平均的算法使图像模糊,而基于样条插值的算法计算耗时。
There are several circumstances in which an image of an output video signal is derived by interpolation or the like from one or more images of an input video signal.
存在几种其中通过内插或类似操作从输入视频信号的一个或更多图像导出输出视频信号的图像的情况。
By extending the normal based subdivision scheme for curve and surface design, a new algorithm for image interpolation is proposed in this paper.
将基于法向的曲线细分技术应用到图像插值中,提出一种基于细分的图像插值算法。
In general, the widely used interpolation method has some limitations such as low subjective quality of the reconstructed image.
目前普遍采用的插值重建等方法存在重建后图像的主观视觉质量明显下降的不足。
Some experiments on a series of data show that this method is feasible to intermediate contour interpolation, and important in three dimension reconstruction and display of medical image data.
对一系列数据的实验结果表明,它是一种可行的层间轮廓线插值方法,对医学影像数据的三维重建和显示具有重要意义。
An adaptive switching interpolation filter was proposed using Newton interpolation method to remove salt and pepper noises in an image.
针对图像中椒盐噪声的特点,利用牛顿插值,提出了一种自适应开关插值滤波方法。
In order to improve the resolution and PSNR of the obtained image without damaging its original information, the Wavelet Bicubic Interpolation Search Algorithm was proposed in the previous work.
为了在保持原始图像信息的情况下,提高图像的空间分辨率,改善图像的峰值信噪比,在前期的研究中提出了小波双三次插值搜索算法。
In the B-mode sector scan ultrasonic imaging system, the raw image is in polar coordinates, therefore, it is main tasks of image pre-processing to achieve image coordinate transform and interpolation.
在B型超声机械扇形扫描成像当中,原始图像信号是以极坐标的形式输出的,对图像进行实时坐标变换和漏点插补是图像预处理所要解决的主要问题。
Gray scale image interpolation is a preprocessing step for volume rendering in medicine.
灰度图像插值是体绘制的预处理步骤。
So far, the algorithms of view interpolation based on images are involved in the estimation of multi parameters and image matching under multiple view geometry.
基于图像的视图插补技术涉及到多视图几何中的多参数估计、图像匹配等。
Image interpolation is an important task in the field of digital image processing. It is fundamental to many digital image operations, such as scaling, rotation, and geometric correction.
图像插值是数字图像处理领域的一项重要任务,是图像缩放、旋转、几何矫正等图像操作的基础。
Traditional interpolation algorithms will blur the edge part in the image when it is scaled.
传统的插值算法缩放时容易引起边缘锯齿或细节模糊现象。
In order to solve the problem, the paper introduces a shape-based 3d image matching interpolation algorithm.
为解决这一问题,文中提出一种基于形状的三维图像匹配插值算法。
Based on the characteristics of human visual system in the interpolation process, the more accurate brightness information and edge information of the image can be obtained.
插值过程中利用了人眼的视觉特性,能够更精确地得到图像的亮度信息和边缘信息。
An image interpolation algorithm based on max-relativity of multiple directions is presented in this paper.
提出了一种基于图像多方向最大相关性的数字图像插值算法。
Bicubic interpolation is a classical algorithm used in spacial transformation of image such as image rotation and zooming.
双三次插值是图像空域变换的经典算法,可用于图像旋转和放缩等灰度插值。
This method of image interpolation can adaptively adjust interpolation weight according to the complexity of image neighbourhood of mapping point in edge areas.
根据边缘部分映射点邻域图像的复杂程度,自适应地调节插值权值的图像插值方法。
In this paper, fractal image coding and fractal interpolation for image compression are studied at first.
本文首先研究了分形图象压缩编码和分形插值图象压缩方法。
While in the image normalization, the Bicubic interpolation method is used in it.
并采用双三次插值方法对图像大小归一化处理。
Finally, the rigid transformation and bilinear interpolation in the image prepared for registration is carried out to realize image registration.
最后对待配准图像进行刚体变换及双线性插值,从而实现图像配准。
The invention provides an image magnification method of calculating the distance factor and the edge factor based on the spline interpolation in interpolating.
本发明提供一种在插值时既考虑距离因素的同时考虑了边缘因素的基于样条函数插值算法的图像放大方法。
Then the common interpolation and resampling methods in slave image of InSAR were discussed and compared.
并对辅图像进行插值重采样的几种常用方法进行了比较和分析。
In this paper, a fast algorithm for image interpolation based on the tensor product of matrices is presented, which transforms the vector interpolation model to matrix form.
这个矩阵需要很大的存储量和计算量。本文利用矩阵的张量积将原有的矢量插值模型转化成矩阵插值模型。
The image registering, image segmentation, pixel data set construction and 3d special interpolation are the key technologies in medical images 3d reconstruction.
而图像的配准、图像分割、体数据集的构建、三维空间插值则是医学图像三维可视化实现过程中的关键技术环节。
These two interpolation algorithms are involved in image zooming-out and enlargement. A great deal of experiment data and processed images confirmed their feasibility and the validity.
通过大量的实验数据与效果图,验证了本文中提出的两种分别针对图像缩小和图像放大插值算法的可行性和有效性。
With regarding to the problem of IR sensor, this method can eliminate the outliers in IR image with simultaneous smoothing and interpolation. The detail experimental results are given.
对于由红外成像光敏元响应非均匀性或瞎元引起的成像干扰点,该方法具有插值补断的能力。
In trapezoid correction, the obtained RGB data was calculated by trapezoid transforming after image interpolation, and made the contrast of the trapezoid image with the source image.
在梯形校正中,将所得到的RGB图像数据进行插值运算后再进行梯形转换,并将得到的梯形图形与原图形进行了对比。
The two new image zooming methods, wavelet zooming with enhanced coefficients and exchanged-interpolation-operator with median filter are studied in this paper.
对两种新图像放大算法,增强系数小波放大方法和带中值滤波的邻域交换内插方法进行了研究。
Through analyzing the characteristics of interpolation algorithms in the Mosaic image generation process, three color image-based source camera identification schemes were proposed.
通过分析相机图像生成过程中马赛克图像插值过程的特点,提出三种新的基于彩色图像信息的源相机辨识策略。
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