Abstract: An information processing device includes: an image acquirer that acquires an image to print onto a medium; a color converter that converts color in the image acquired by the image acquirer depending on a positional relationship between a white image forming section that forms an image on the medium with white color material and a color image forming section that forms an image on the medium with colored color material; and an image output unit that outputs the image whose color is converted by the color converter.

Abstract: A color processing apparatus includes a first subtracting unit, a second subtracting unit, and an output unit. The first subtracting unit subtracts color values of CMY color signals corresponding to an achromatic color value from color values of input CMY color signals in accordance with replacement to the achromatic color value. The second subtracting unit subtracts color values of CMY color signals corresponding to a color value of an additional color signal different from the CMY color signals from the color values of the CMY color signals after the subtraction by the first subtracting unit in accordance with replacement to the color value of the additional color signal.

Abstract: An image processing apparatus includes a storage unit in which plural colorimetric values obtained by measuring a target-color image having a glittering characteristic from plural directions are stored for each target color; a color information receiving unit that receives color information for specifying a target color to be printed; a display controller that reads out plural colorimetric values stored corresponding to the target color of the color information from the storage unit and causes the plural colorimetric values to be displayed on a display; a change receiving unit that receives a change of the plural colorimetric values displayed on the display by the display controller; and a converter that converts the plural colorimetric values reflecting the change into color values including a value indicative of an amount of a glittering color material and a value indicative of an amount of a color material other than the glittering color material.

Abstract: An image processing apparatus includes a memory and an estimation unit. The memory stores a color conversion model representing relations between plural colorimetric values obtained by performing, in plural color measurement directions, a color measurement of plural images formed on a first sheet using plural coloring materials including a luster coloring material, and coloring-material amounts used for the images for which the color measurement is performed and the color measurement directions for which the colorimetric values are obtained. The estimation unit estimates, on the basis of a colorimetric value, of a measurement target image formed on a second sheet of a type different from a type of the first sheet, obtained in a single direction and on the basis of the color conversion model, a colorimetric value, of the measurement target image, obtained in a case of performing a color measurement in a direction other than the single direction.

Abstract: An image forming apparatus includes an image forming component that forms an image on a recording medium by using a white color material and a color material other than the white color material, and a controller that controls a color material amount of the white color material to differ depending on a position where an image that uses the white color material is formed in order of formation of images that use respective color materials in the image forming component.

Abstract: A communication terminal includes a receiver and circuitry. The receiver receives first content data from a counterpart communication terminal with a first communication; and receives second content data from the counterpart communication terminal with a second communication. The circuitry controls a display to display the first image generated based on the first content data, the second image generated based on the second content data, one of the first image and the second image being superimposed on the other one of the first image and the second image, a first instruction image for accepting a first instruction to display one of the first image and the second image, and a second instruction image for accepting a second instruction to end the first communication and the second communication with the counterpart communication terminal.

Abstract: A color conversion device includes a receiving unit receiving colorimetric values obtained by measuring plural target-color images of different tones from plural directions; a memory storing a color conversion model associating a combination of colorimetric direction and color material amounts of respective colors and actually measured color values; and a converter converting the colorimetric values into color values including values indicative of amounts of glittering color material and other color materials, wherein the converter calculates, for each target-color image, a weighted average of color differences between colorimetric values of the target-color image in colorimetric directions and color values in the colorimetric directions obtained from the model by using preset weighting coefficients and selects a combination of weighting coefficients that makes tone characteristics closest to tone characteristics of the target-color images by changing the weighting coefficients when a combination of color mat

Abstract: An image processing apparatus includes a first converter and a second converter. The first converter converts coloring-material amounts of plural coloring materials including a luster coloring material to plural colorimetric values obtained in a case of performing, in plural color measurement directions, a color measurement of a target color image printed using the plural coloring materials. The second converter converts the plural colorimetric values obtained as a result of conversion by the first converter to display values for displaying the target color image on a display device.

Abstract: An image forming apparatus includes an image forming component that forms an image on a recording medium by using a white color material and a color material other than the white color material, and a controller that controls a color material amount of the white color material to differ depending on a position where an image that uses the white color material is formed in order of formation of images that use respective color materials in the image forming component.

Abstract: An image processing apparatus includes a storage unit in which plural colorimetric values obtained by measuring a target-color image having a glittering characteristic from plural directions are stored for each target color; a color information receiving unit that receives color information for specifying a target color to be printed; a display controller that reads out plural colorimetric values stored corresponding to the target color of the color information from the storage unit and causes the plural colorimetric values to be displayed on a display; a change receiving unit that receives a change of the plural colorimetric values displayed on the display by the display controller; and a converter that converts the plural colorimetric values reflecting the change into color values including a value indicative of an amount of a glittering color material and a value indicative of an amount of a color material other than the glittering color material.

Abstract: An image processing apparatus includes a memory and an estimation unit. The memory stores a color conversion model representing relations between plural colorimetric values obtained by performing, in plural color measurement directions, a color measurement of plural images formed on a first sheet using plural coloring materials including a luster coloring material, and coloring-material amounts used for the images for which the color measurement is performed and the color measurement directions for which the colorimetric values are obtained. The estimation unit estimates, on the basis of a colorimetric value, of a measurement target image formed on a second sheet of a type different from a type of the first sheet, obtained in a single direction and on the basis of the color conversion model, a colorimetric value, of the measurement target image, obtained in a case of performing a color measurement in a direction other than the single direction.

Abstract: An image processing apparatus, an image processing method, and a recording medium storing a program for causing a computer to execute the image processing method. The image processing apparatus and the image processing method includes obtaining size data of a contact portion of an object on a display, the object including a first object and a second object, measuring a time passed since a touch of the first object is detected by a detector, and performing at least one of controlling display of an image to be displayed at the contact portion or erased from the contact portion based on the size data obtained by the obtaining and based on whether the second object is detected before a prescribed time has elapsed since the measuring started, and controlling display of an image to be changed based on an operation made by the first object and the second object.

Abstract: A color conversion apparatus includes an accepting unit and a converter. The accepting unit accepts plural colorimetric values obtained by measuring a target color image in plural directions. The converter converts the plural colorimetric values accepted by the accepting unit to color values including a value indicating a coloring-material amount of a luster coloring material and a value indicating a coloring-material amount of a coloring material other than the luster coloring material.

Abstract: A color conversion device includes a receiving unit receiving colorimetric values obtained by measuring plural target-color images of different tones from plural directions; a memory storing a color conversion model associating a combination of colorimetric direction and color material amounts of respective colors and actually measured color values; and a converter converting the colorimetric values into color values including values indicative of amounts of glittering color material and other color materials, wherein the converter calculates, for each target-color image, a weighted average of color differences between colorimetric values of the target-color image in colorimetric directions and color values in the colorimetric directions obtained from the model by using preset weighting coefficients and selects a combination of weighting coefficients that makes tone characteristics closest to tone characteristics of the target-color images by changing the weighting coefficients when a combination of color mat

Abstract: An image processing apparatus connected to an image display apparatus that displays visual information including handwritten data superimposed on a display image is provided. The image processing apparatus displays a plurality of screens, including a first screen and a second screen that is different from the first screen, and causes the image display apparatus to display a screen selected from among the first screen and the second screen. The image processing apparatus selects the screen from among the first screen and the second screen to generate the display image of the selected screen, based on a graphical user interface that accepts input of an operation of selecting the screen from among the first screen and the second screen or an operation of instructing generation of the display image.

Abstract: A communication terminal includes circuitry to perform a first function and a second function. The second function is performed through a communication with another communication terminal. The circuitry transmits first authentication information used for a first login authentication process of logging into a first server to perform the first function. The first server performs the first login authentication process. The circuitry further transmits second authentication information used for a second login authentication process of logging into a second server to perform the second function in response to result information indicating a success in the first login authentication process. The second server performs the second authentication login process. The second authentication information is different from the first authentication information.

Abstract: An electronic whiteboard includes a power button, a display device, and circuitry that implements processes of detecting an operation of the power button being turned off, storing at least a part of visible information displayed on the display device from a time the power button was turned on until a time the power button was turned off in a first storage device upon detecting that the power button has been turned off, determining whether to display the visible information stored in the first storage device on the display device based on a first time corresponding to a power-on time recorded when the power button was turned on and a second time corresponding to the power-off time recorded immediately before the first time when the power button was turned off, and controlling the display device to display the stored visible information upon determining to display the stored visible information.

Abstract: A communication terminal, a communication system, a transmission method, and a recording medium storing program. The communication terminal and the transmission method includes controlling a display to display a first superimposed image where a drawn image and a user interface image related to drawing operation are superimposed on a background image, and transmitting image data of a second superimposed image, where the drawn image is superimposed on the background image and the user interface image is excluded from images to be superimposed, to an external communication terminal as image data to be displayed on the display. The communication system includes the communication terminal and the external communication terminal. The recording medium stores a program for causing a computer to execute the transmission method.

Abstract: A communication terminal includes a receiver and circuitry. The receiver receives first content data from a counterpart communication terminal with a first communication; and receives second content data from the counterpart communication terminal with a second communication. The circuitry controls a display to display the first image generated based on the first content data, the second image generated based on the second content data, one of the first image and the second image being superimposed on the, other one of the first image and the second image, a first instruction image for accepting a first instruction to display one of the first image and the second image, and a second instruction image for accepting a second instruction to end the first communication and the second communication with the counterpart communication terminal.

Abstract: An image processing apparatus, an image processing method, and a recording medium storing a program for causing a computer to execute the image processing method. The image processing apparatus and the image processing method includes obtaining size data of a contact portion of an object on a display, the object including a first object and a second object, measuring a time passed since a touch of the first object is detected by a detector, and performing at least one of controlling display of an image to be displayed at the contact portion or erased from the contact portion based on the size data obtained by the obtaining and based on whether the second object is detected before a prescribed time has elapsed since the measuring started, and controlling display of an image to be changed based on an operation made by the first object and the second object.