Fuji Xerox Co., Ltd.

Fujifilm Business Innovation Corp.

Toru Misaizu

Akira Ishii

Shigeru Arai

Takeshi Saito

Makoto Hirota

Yasuki Yamauchi

Kouta Matsuo

Kunio Yamada

Kazuo Asano

Kenji Hara

Takashi Yamamuro

Atsushi Kitagawara

Yoshifumi Takebe

Kota Matsuo

Daisuke Tanaka

Naoki Hiji

Hitoshi Ogatsu

Yoshiharu Hibi

Masaru Okutsu

Toshifumi Takahira

Hidetoshi Kawashima

Mizuki Sugino

Koichi Matsubara

Masayuki Kaneda

Toshio Yamazaki

An image inspection apparatus includes a processor configured to acquire printing data that is data as a base of an image to be printed, acquire read data that is data obtained by reading the image printed on a paper sheet, perform correction of a blur caused by floating of the paper sheet occurring in the reading of the image, on the read data, and inspect the image by comparing the printing data with the read data after the correction.

Image inspection apparatus and program product correcting image blur caused by floating paper to increase inspection accuracy of printed image

An image inspection apparatus includes a processor configured to acquire printing data that is data as a base of an image to be printed, acquire read data that is data obtained by reading the image printed on a paper sheet, specify whether or not the printing data or the read data is an image corresponding to any of an image having a periodic structural feature or an image not having a structural feature, in a case where the printing data or the read data corresponds to the image having the periodic structural feature or the image not having the structural feature, perform registration using a position correction amount that is a correction amount for registering an image based on the printing data and an image based on the read data and is calculated for an already printed image, and inspect the image by comparing the printing data with the read data.

Registering an image based on printing data and read data using a position correction amount calculated for a printed image in a case where the corresponding image has a periodic structural feature or no structural feature

A three-dimensional object data generation apparatus includes an obtaining unit that obtains three-dimensional object data representing a three-dimensional object with plural voxels, for each of which a physical property value is set, a setting unit that sets a three-dimensional threshold matrix in which thresholds are arranged in a three-dimensional space in accordance with a predetermined basic shape, and a calculation unit that calculates whether to form each of the plural voxels on a basis of the physical property value of the voxel and the three-dimensional threshold matrix.

Three-dimensional object data generation apparatus, three-dimensional object forming apparatus, and non-transitory computer readable medium

An image forming apparatus includes a transport unit that transports a sheet and an image forming section that forms an image region formed of a toner layer that enables information written on the sheet, which has been transported by the transport unit, by using a whiteboard marker to be erased by using a whiteboard eraser.

Image forming apparatus and printed sheet

An image data generating apparatus includes an extracting unit and a generating unit. The extracting unit extracts one or more pixels corresponding to a metallic-color region expressed by a metallic color, by using lightness and saturation of a read image and lightness and saturation of a captured image, the read image being obtained by reading a document having the metallic-color region, the captured image being obtained by capturing an image of the document. The generating unit generates image data in which the one or more pixels corresponding to the metallic-color region and extracted by the extracting unit are colored in the metallic color.

Image data generating apparatus, printer, image data generating method, and non-transitory computer readable medium for extracting one or more pixels corresponding to a metallic-color region

An image forming apparatus includes: an image forming unit that forms an image on a recording material by ejecting ink; and an image processing unit that, in a case where information of a bar code image is included in image information for forming an image by the image forming unit, carries out a process of making a drop size of the ink used for pixels constituting an edge portion in the bar code image smaller than a drop size of the ink used for pixels constituting a portion other than the edge portion.

Image forming apparatus, image processing device and image forming method

An image processing apparatus includes: a multi-level unit that applies a multi-level process on binary halftone dot image data indicating a binary halftone dot image, to form multi-level image data; an acquiring unit that acquires a number of screen lines of the binary halftone dot image data; a tone correcting unit that determines a tone correction amount corresponding to the number of screen lines of the binary halftone dot image data acquired by the acquiring unit, and that applies tone correction on the multi-level image data produced by the multi-level unit, by using the determined tone correction amount; and a re-binarizing unit that binarizes the multi-level image data in which the tone is corrected by the tone correcting unit, without changing a halftone dot shape of the binary halftone dot image data, to produce re-binarized halftone dot image data.

Image processing apparatus, image forming system, image processing method and non-transitory computer readable medium

An image processing apparatus includes an edge-portion detector, an edge-width detector, and a tone correction unit. The edge-portion detector detects a pixel of an edge portion by determining whether or not each of pixels constituting image data which has been input is a pixel which is included in the edge portion. The edge-width detector detects, for the pixel of the edge portion detected by the edge-portion detector, an edge width which is a width of the edge portion. When the edge width detected by the edge-width detector is smaller than a value which is set in advance, the tone correction unit performs tone correction differently in accordance with the detected edge width.

Image processing apparatus, image forming apparatus, image processing method, and computer-readable medium

An image processing apparatus includes: a reception unit that receives an image in gray-level representation with respect to a pixel; a determination unit that determines a deviation direction of a pixel value of the pixel in the image received by the reception unit; and a processing unit that performs processing on the image received by the reception unit based on the deviation direction determined by the determination unit.

Resolution conversion using deviation direction of a pixel value of an image

An image processing apparatus includes a screen processing unit that performs, on a color component basis, screen processing for a color signal having basic color components and at least one spot color component. The screen processing unit performs FM screen processing for one of the basic color components of the color signal and performs AM screen processing for the color components, other than the one of the basic color components, of the color signal with four types of screen angles.

Image processing apparatus for performing AM screen processing and FM screen processing, image processing method, computer-readable medium

An image processor has: a unit that executes a conversion process on input image data represented by pixels of M grayscales (M&#x2267;3), to convert the input data into output image data represented by sub-pixels of two grayscales; and a unit that outputs the output data, wherein the conversion process includes: a process to determine a filling pattern of sub-pixels corresponding to a pixel of interest of the input data according to a corrected grayscale value obtained by adding a correction value to a grayscale value of the pixel of interest; and the pattern includes a core pattern which forms a core of a dot and a growth pattern which grows a dot, the correction value includes a diffused error, and at least a part of the diffused error obtained by weighting an error of a pixel determined as the core pattern is not included in the correction value.

Image processor, image-processing method, and computer-readable medium

An image processing apparatus includes: an acceptance section; an edge detection section; and a screen processing section, wherein the edge detection section includes: a first edge determination section that subjects a pixel of interest to edge determination by reference to information about a density of the pixel of interest and information about densities of pixels around the pixel of interest determined by an edge detection window; and a second edge determination section that compares minimum density information among the information about densities of pixels determined by the edge detection window with a predetermined background threshold value, and that redetermines the pixel of interest, which is determined to belong to an edge portion by the first edge determination section, as belonging to anon-edge portion in cases where the minimum density is equal to or greater than the background threshold value.

Image processing apparatus, image forming apparatus, and image processing method for edge detection processing and determination

An image processor includes: a gradation value acquisition unit that acquires a gradation value of a pixel of interest which is a pixel sequentially selected as a target of a binarization process from input image data represented by pixels of M gradations, wherein M&#x2267;3; and a pattern determination unit that determines a filling pattern of a group of pixels of output image data corresponding to the pixel of interest according to a corrected gradation value acquired by adding, to the gradation value of the pixel of interest, an error value diffused from a pixel at a periphery of the pixel of interest, wherein the filling pattern includes at least a first pattern in which a predetermined plurality of pixels are filled and which forms a core of a dot and a third pattern in which substantially no pixel is filled and the pattern determination unit determines the filling pattern to be one of the first pattern and the third pattern according to a size relationship between the corrected gradation value and a predetermined threshold value which spatially varies in a periodic manner.

Image processor, image formation device, image processing method, and computer-readable medium

An image processing apparatus includes a receiving section, an edge detection section and a screen processing section. The receiving section receives image information. The edge detection section detects an edge area from the image information received by the receiving section. The screen processing section performs a screen process, which is based on area coverage modulation, for the image information on a basis of the detection result by the edge detection section. The screen processing section performs a screen process for the edge area detected by the edge detection section with (i) a screen angle, which is equal to that of a screen process performed for a non-edge area other than the edge area, and (ii) a number of lines per inch, which is an integer multiple of that of the screen process performed for the non-edge area.

Image processing apparatus and method for generating an image signal for gradation

An image processing apparatus, has: a conversion unit that converts input image information including a first color component and a second color component into output image information in which, with regard to each of the color components, the number of gray levels per pixel is smaller than the number of gray levels per pixel in the input image information and a gray level of the input image information is expressed by a gray level value of each pixel and a dot density and in which the size of a dot is different between the first color component and the second color component; and an output unit that outputs the output image information obtained by the conversion unit.

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Kanagawa, Japan

Toru Misaizu