Apparatus and method for compensating artifact in higher order diffusion magnetic resonance imaging (MRI)
    1.
    发明授权
    Apparatus and method for compensating artifact in higher order diffusion magnetic resonance imaging (MRI) 有权
    用于补偿高阶扩散磁共振成像(MRI)中伪像的装置和方法

    公开(公告)号:US09207301B2

    公开(公告)日:2015-12-08

    申请号:US13527781

    申请日:2012-06-20

    CPC分类号: G01R33/56341 G01R33/56518

    摘要: An apparatus and method for compensating for an artifact of higher order diffusion Magnetic Resonance Imaging (MRI) are provided. The apparatus includes a construction unit configured to construct a diffusion q-space matrix, a correction unit configured to correct an image shift in a phase encoding direction in the constructed diffusion q-space matrix, a reconstruction processing unit configured to reconstruct a q-space of a Diffusion Spectrum Imaging (DSI) based on the corrected image shift, and a tracking processing unit to process a DSI fiber tracking using the reconstructed q-space of the DSI.

    摘要翻译: 提供了用于补偿高阶扩散的伪像的装置和方法。磁共振成像(MRI)。 该装置包括构造成扩散q空间矩阵的构造单元,被配置为校正构造的扩散q空间矩阵中的相位编码方向上的图像偏移的校正单元,被配置为重建q空间的重建处理单元 基于校正图像偏移的扩散光谱成像(DSI),以及跟踪处理单元,用于使用DSI的重构q空间来处理DSI光纤跟踪。

    Apparatus and method for processing images
    2.
    发明授权
    Apparatus and method for processing images 有权
    用于处理图像的装置和方法

    公开(公告)号:US08693770B2

    公开(公告)日:2014-04-08

    申请号:US13165419

    申请日:2011-06-21

    IPC分类号: G06K9/00

    CPC分类号: G06T3/4053

    摘要: Provided are an image processing apparatus and method for restoring a high resolution of an image based on acquired image data using color information. The image processing apparatus selects at least one pixel from among pixels corresponding to narrow-band color information of image data, and estimates wide-band color information of the selected pixel.

    摘要翻译: 提供了一种用于使用颜色信息基于获取的图像数据恢复图像的高分辨率的图像处理装置和方法。 图像处理装置从对应于图像数据的窄带颜色信息的像素中选择至少一个像素,并且估计所选择的像素的宽带颜色信息。

    Image capturing apparatus and method for limiting image blurring
    5.
    发明授权
    Image capturing apparatus and method for limiting image blurring 有权
    用于限制图像模糊的图像捕获装置和方法

    公开(公告)号:US08358356B2

    公开(公告)日:2013-01-22

    申请号:US12407247

    申请日:2009-03-19

    IPC分类号: H04N5/235 H04N5/238

    摘要: Provided is an image capturing apparatus and method, in which the limit of the application of blurring to an input image is determined with the use of a database of recognizable blur levels, and the input image is processed by applying filtering properties corresponding to variations in digital gain and an exposure time. The image capturing apparatus includes a light reception module which receives an optical signal; and an image processing module which adjusts an exposure time-to-digital gain ratio with reference to the amount of light included in the optical signal.

    摘要翻译: 提供了一种图像捕获装置和方法,其中通过使用可识别的模糊级别的数据库来确定对输入图像的模糊应用的限制,并且通过应用与数字变化相对应的滤波特性来处理输入图像 增益和曝光时间。 摄像装置包括接收光信号的光接收模块; 以及图像处理模块,其参照光信号中包含的光量调节曝光时间 - 数字增益比。

    COLOR RESTORATION APPARATUS AND METHOD
    6.
    发明申请
    COLOR RESTORATION APPARATUS AND METHOD 审中-公开
    颜色恢复装置和方法

    公开(公告)号:US20120200731A1

    公开(公告)日:2012-08-09

    申请号:US13167818

    申请日:2011-06-24

    IPC分类号: H04N9/73

    CPC分类号: H04N5/243 H04N9/045

    摘要: A color restoration apparatus is provided. The color restoration apparatus including a color correction gain generator configured to compensate for a first broad-band pixel value of a first image, which is acquired from a single-exposure environment, based on a saturation gain for compensating for a difference between a time of the saturation of a broad-band pixel value and a time of the saturation of a narrow-band pixel value, and to calculate a color correction gain based on a first narrow-band pixel value of the first image and the compensated first broad-band pixel value, and a color corrector configured to compensate for a second broad-band pixel value of a second image, which is acquired from a dual-exposure environment, based on a color gain difference compensation value for compensating for a difference between color gains applied to the second image, and to calculate a restored narrow-band pixel value based on the second narrow-band pixel value, the compensated second broad-band pixel value, and the color correction gain.

    摘要翻译: 提供了一种颜色恢复装置。 颜色恢复装置包括颜色校正增益发生器,被配置为基于饱和度增益来补偿从单个曝光环境获取的第一图像的第一宽带像素值,以补偿时间 宽带像素值的饱和度和窄带像素值的饱和时间,并且基于第一图像的第一窄带像素值和补偿的第一宽带来计算颜色校正增益 像素值,以及颜色校正器,被配置为基于用于补偿所施加的色彩增益之间的差异的颜色增益差补偿值来补偿从双曝光环境获取的第二图像的第二宽带像素值 并且基于第二窄带像素值,补偿的第二宽带像素值和颜色校正ga计算恢复的窄带像素值 在。

    IMAGE CAPTURING APPARATUS AND METHOD
    8.
    发明申请
    IMAGE CAPTURING APPARATUS AND METHOD 有权
    图像捕获设备和方法

    公开(公告)号:US20090244319A1

    公开(公告)日:2009-10-01

    申请号:US12407247

    申请日:2009-03-19

    IPC分类号: H04N5/235

    摘要: Provided is an image capturing apparatus and method, in which the limit of the application of blurring to an input image is determined with the use of a database of recognizable blur levels, and the input image is processed by applying filtering properties corresponding to variations in digital gain and an exposure time. The image capturing apparatus includes a light reception module which receives an optical signal; and an image processing module which adjusts an exposure time-to-digital gain ratio with reference to the amount of light included in the optical signal.

    摘要翻译: 提供了一种图像捕获装置和方法,其中通过使用可识别的模糊级别的数据库来确定对输入图像的模糊应用的限制,并且通过应用与数字变化相对应的滤波特性来处理输入图像 增益和曝光时间。 摄像装置包括接收光信号的光接收模块; 以及图像处理模块,其参照光信号中包含的光量调节曝光时间 - 数字增益比。

    Method and apparatus for auto focusing
    9.
    发明申请
    Method and apparatus for auto focusing 有权
    自动对焦的方法和装置

    公开(公告)号:US20090074393A1

    公开(公告)日:2009-03-19

    申请号:US12222117

    申请日:2008-08-01

    IPC分类号: G03B13/36

    摘要: A method and apparatus to auto focus are provided. A distance classifier to auto focus includes a distance-calculating module calculating a focal distance on the basis of blur levels of at least two images; a precise distance-calculating module calculating the exact distance to a subject when an image that is captured at the focal distance calculated by the distance-calculating module is out of focus; and a distance-calculation-correcting module correcting the distance-calculating module on the basis of the blur levels and the exact distance to the subject that is calculated by the precise distance-calculating module.

    摘要翻译: 提供了一种自动对焦的方法和装置。 距离分类器到自动对焦包括距离计算模块,其基于至少两个图像的模糊级别来计算焦距; 当在由距离计算模块计算的焦距处捕获的图像失焦时,精确的距离计算模块计算到被摄体的精确距离; 以及距离计算校正模块,其基于由所述精确距离计算模块计算出的模糊级别和与被摄体的确切距离来校正距离计算模块。

    IMAGE PROCESSING APPARATUS AND METHOD
    10.
    发明申请
    IMAGE PROCESSING APPARATUS AND METHOD 有权
    图像处理装置和方法

    公开(公告)号:US20110129165A1

    公开(公告)日:2011-06-02

    申请号:US12955455

    申请日:2010-11-29

    IPC分类号: G06K9/40

    摘要: An image processing apparatus and image processing method capable of providing a high-resolution image for a desired position by use of light field data are provided. The image processing apparatus may determine a position of a portion of light field data among light field data corresponding to a scene, according to a desired focusing position, generate a refocusing first image by use of the position determined portion of light field data, generate a high-resolution image having a predetermined setting ratio relative to the refocusing first image, determine a ratio for local synthesis between the high-resolution image and an enlarged image of the refocusing first image by use of a similarity with respect to the position determined portion of light field data, and generate a synthesized image by synthesizing the high-resolution image and the enlarged image of the refocusing first image according to the local synthesis ratio.

    摘要翻译: 提供了能够通过使用光场数据为期望位置提供高分辨率图像的图像处理装置和图像处理方法。 图像处理装置可以根据期望的聚焦位置来确定与场景相对应的光场数据中的一部分光场数据的位置,通过使用光场数据的位置确定部分生成再聚焦第一图像,生成 相对于再聚焦第一图像具有预定设定比例的高分辨率图像,通过使用相对于位置确定部分的相似度来确定高分辨率图像和重新聚焦第一图像的放大图像之间的局部合成的比率 并且通过根据本地合成比合成高分辨率图像和再聚焦第一图像的放大图像来生成合成图像。