Blur estimation
    21.
    发明授权
    Blur estimation 有权
    模糊估计

    公开(公告)号:US08494282B2

    公开(公告)日:2013-07-23

    申请号:US12838857

    申请日:2010-07-19

    Abstract: A method and apparatus for removing blur in an image is disclosed. The blur in the image is caused by relative motion between the imaging device and the object being imaged. A set of differences between the pixel values in the image is calculated. The set of differences in pixel values are divided into two groups, wherein the first group of differences in pixel values corresponds to differences in pixel values due to noise, and the second group of differences in pixel values corresponds to differences in pixel values due to noise and motion. An estimate of the motion blur is determined using the second group of differences in pixel values. The estimate of the blur is then used to remove the blur from an image.

    Abstract translation: 公开了一种用于去除图像中的模糊的方法和装置。 图像中的模糊是由成像装置和成像对象之间的相对运动引起的。 计算图像中像素值之间的一组差异。 像素值的差异集合被分成两组,其中像素值中的第一组差异对应于由于噪声引起的像素值差异,并且第二组像素值对应于由噪声引起的像素值差异 和运动。 使用像素值中的第二组差异来确定运动模糊的估计。 然后使用模糊的估计来从图像中去除模糊。

    Digital imaging device with background training
    23.
    发明授权
    Digital imaging device with background training 有权
    具有背景训练的数字成像装置

    公开(公告)号:US06683984B1

    公开(公告)日:2004-01-27

    申请号:US09628542

    申请日:2000-07-31

    CPC classification number: H04N1/4177 H04N1/38

    Abstract: Various backgrounds, forms, or templates are scanned, features are extracted, and the features are stored in memory. When a composite image is scanned (image of interest plus part of background), features are extracted from the composite image. Features in the composite image are correlated to stored background features to identify which background is present. If necessary, background features from memory are shifted in two dimensions to accommodate displacement of the background. Features corresponding to the background are deleted from the features in the composite image. For forms and templates, features are used to identify the background, and then the information is directly extracted from the composite image.

    Abstract translation: 扫描各种背景,表格或模板,提取功能,并将功能存储在内存中。 当扫描合成图像(感兴趣的图像和背景的一部分)时,从合成图像中提取特征。 合成图像中的特征与存储的背景特征相关联以识别存在哪些背景。 如果需要,来自存储器的背景特征在两个维度上移动以适应背景的位移。 与背景相对应的特征从合成图像中的特征中删除。 对于表单和模板,使用特征来识别背景,然后从合成图像中直接提取信息。

    Generating an incremental information object
    25.
    发明授权
    Generating an incremental information object 有权
    生成增量信息对象

    公开(公告)号:US09477853B2

    公开(公告)日:2016-10-25

    申请号:US14235866

    申请日:2011-09-08

    Abstract: Systems and methods for generating an incremental information object (IIO) from an information object (IO). The method includes analyzing an IO to identify code, wherein the IO is made up of a number of tiles, and wherein the tiles make up a code. The method also includes confirming the code. If the code is successfully confirmed, the method further includes modifying the IO by adding binary information IO the IO through the use of color scales that are not recognizable by an optical IO reader, generating a new progressive code comprising a bitstream, and overwriting the bitstream on the tiles.

    Abstract translation: 用于从信息对象(IO)生成增量信息对象(IIO)的系统和方法。 该方法包括分析IO以识别代码,其中IO由多个瓦片组成,并且其中瓦片组成代码。 该方法还包括确认代码。 如果代码被成功确认,则该方法还包括通过使用不能由光学IO读取器识别的颜色标尺来添加二进制信息IO IO来修改IO,生成包括比特流的新的逐行码,并重写比特流 在瓷砖上。

    Redigitization system and service
    26.
    发明授权
    Redigitization system and service 有权
    赎回制度和服务

    公开(公告)号:US09330323B2

    公开(公告)日:2016-05-03

    申请号:US14364743

    申请日:2012-04-29

    CPC classification number: G06K9/18 G06K9/00442 G06K9/03

    Abstract: A system and method to error correct extant electronic documents is disclosed. An electronic document may be rasterized to obtain a pixel representation of the electronic document (e.g., raster image). One or more optical character recognition (OCR) tasks may be performed on the raster image of the electronic document. Errors discovered by the OCR tasks may be corrected and a customized error corrected version of the electronic document may be created and stored. If the author of the electronic document is known, the raster image may be compared to a personalized tf*idf error dictionary associated with the author to determine known OCR errors specific to the author. The raster image may also be compared to a personalized electronic error dictionary associated with the author to determine known typographical errors specific to the author.

    Abstract translation: 公开了一种错误纠正现有电子文档的系统和方法。 电子文档可以被光栅化以获得电子文档的像素表示(例如,光栅图像)。 可以在电子文档的光栅图像上执行一个或多个光学字符识别(OCR)任务。 可能会纠正由OCR任务发现的错误,并且可以创建和存储电子文档的定制错误更正版本。 如果电子文档的作者是已知的,则光栅图像可以与与作者相关联的个性化tf * idf错误字典进行比较,以确定作者特有的已知OCR错误。 也可以将光栅图像与与作者相关联的个性化电子错误字典进行比较,以确定作者特有的已知印刷错误。

    Printer sample feature set
    28.
    发明授权
    Printer sample feature set 有权
    打印机样品特征集

    公开(公告)号:US09147141B2

    公开(公告)日:2015-09-29

    申请号:US14347316

    申请日:2012-01-31

    Abstract: A system can comprise a memory to store machine readable instructions and a processing unit to access the memory and execute the machine readable instructions. The machine readable instructions can comprise a feature set extractor to extract a feature set from each of a plurality of digital images of print samples. The feature set can be a filtered feature set that includes a feature set characterizing a printer that printed a given print sample of the print samples. The machine readable instructions can also comprise a cluster component to determine clusters of the print samples based on the feature set of each of the plurality of scanned images of the print samples. The machine readable instructions can further comprise a printer identifier to identify the printer of the print samples based on the clusters of the print samples.

    Abstract translation: 系统可以包括用于存储机器可读指令的存储器和用于访问存储器并执行机器可读指令的处理单元。 机器可读指令可以包括特征集提取器,以从打印样本的多个数字图像中的每一个提取特征集。 该功能集可以是一个过滤的功能集,其中包含一个功能集,表征打印机打印样本的给定打印样本的打印机。 机器可读指令还可以包括基于打印样本的多个扫描图像中的每一个的特征集来确定打印样本的群集的群集组件。 机器可读指令还可以包括打印机标识符,以基于打印样本的聚类来识别打印样本的打印机。

    Soft proofing system
    29.
    发明授权
    Soft proofing system 有权
    软打样系统

    公开(公告)号:US09049405B2

    公开(公告)日:2015-06-02

    申请号:US13563100

    申请日:2012-07-31

    CPC classification number: H04N1/60 H04N1/6013 H04N1/622

    Abstract: A soft proof system includes a display module and a manager. The display module displays a visual representation of a print product, and a color array expressing a tolerance range of a color component of the visual representation and a target color within the range. Via the manager, a visualization function produces the visual representation and the color array according to a soft proof array. A tolerance selection function, associated with the display module, enables selection of the tolerance range for at least a portion of the print product, wherein the selection is expressed on the display in the visual representation and in the color array.

    Abstract translation: 软质防伪系统包括显示模块和管理器。 显示模块显示打印产品的视觉表示,以及表示视觉表示的颜色分量的容许范围和该范围内的目标颜色的颜色阵列。 通过经理,可视化功能根据软性证明阵列产生视觉表示和颜色阵列。 与显示模块相关联的公差选择功能使得能够选择打印产品的至少一部分的公差范围,其中在视觉表示和颜色阵列中的显示器上表示选择。

    Redigitization System and Service
    30.
    发明申请
    Redigitization System and Service 有权
    赎回制度和服务

    公开(公告)号:US20150049949A1

    公开(公告)日:2015-02-19

    申请号:US14364743

    申请日:2012-04-29

    CPC classification number: G06K9/18 G06K9/00442 G06K9/03

    Abstract: A system and method to error correct extant electronic documents is disclosed. An electronic document may be rasterized to obtain a pixel representation of the electronic document (e.g., raster image). One or more optical character recognition (OCR) tasks may be performed on the raster image of the electronic document. Errors discovered by the OCR tasks may be corrected and a customized error corrected version of the electronic document may be created and stored. If the author of the electronic document is known, the raster image may be compared to a personalized tf*idf error dictionary associated with the author to determine known OCR errors specific to the author. The raster image may also be compared to a personalized electronic error dictionary associated with the author to determine known typographical errors specific to the author.

    Abstract translation: 公开了一种错误纠正现有电子文档的系统和方法。 电子文档可以被光栅化以获得电子文档的像素表示(例如,光栅图像)。 可以在电子文档的光栅图像上执行一个或多个光学字符识别(OCR)任务。 可能会纠正由OCR任务发现的错误,并且可以创建和存储电子文档的定制错误更正版本。 如果电子文档的作者是已知的,则光栅图像可以与与作者相关联的个性化tf * idf错误字典进行比较,以确定作者特有的已知OCR错误。 也可以将光栅图像与与作者相关联的个性化电子错误字典进行比较,以确定作者特有的已知印刷错误。

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