Abstract: An image interpolation method and device based on an autoregressive model. The method first, interpolating a low-resolution image up to a target scale to obtain an interpolated image M; determining a local area W in the image M to be interpolated, establishing two autoregressive models for each pixel point in the local area W except for the edge pixel points, and determining an initial objective function F0 according to the autoregressive models; down sampling the local area W except for the edge pixel points to the same size as the low-resolution image to obtain a local area W?, subtracting a corresponding area in the low-resolution image from W? one pixel value by one pixel value, and adding the result to the initial objective function F0 to obtain an objective function F; performing iteration on the objective function F to obtain a pixel point value of a center block of W.

Abstract: The present invention provides a layout information calibrating method and device, wherein the calibrating method comprises: obtaining the parameter calibrating standard of layout information and layout information to be calibrated; matching the layout information to be calibrated with the parameter calibrating standard of the layout information; if the layout information to be calibrated is consistent with the parameter calibrating standard of the layout information, sending the information indicating the layout information is successfully calibrated; if the layout information to be calibrated is inconsistent with the parameter calibrating standard of the layout information, sending a reminder indicating the layout information is not successfully calibrated.

Abstract: A method and apparatus for rate adaption of HTTP stream media is disclosed in this invention. The method comprises: acquiring from a server a stream media with a selected video rate at a client adopting the TCP protocol at its transmission layer and the HTTP protocol at its application layer, wherein the selected video rate allows an amount of buffered data to be maintained in a predetermined range in a buffer for buffering the stream media under a current download rate speed. This invention may improve user experience.

Abstract: The present invention relates to the field of digital image enhancement technologies, and more particularly to a non-locality-based super-resolution reconstruction method and device, so as to solve the problem of relatively low resolution of an image after non-locality-based super-resolution reconstruction in the prior art.

Abstract: The application provides a method for partitioning a watermark image with western language characters, comprising: partitioning a western language characters image along rows and columns to form a plurality of character image blocks; identifying valid character image blocks from the formed character image blocks; counting sizes of the valid character image blocks to determine if the image corresponds to a document with a large font size or a document with a small font size; dividing words in the image into a plurality of groups, wherein each divided group in the document with large font size has different numbers of words from that with small font size; and dividing equally the divided word groups into multiple portions corresponding to watermark image blocks. The application further provides a device for partitioning a watermark image with western language characters. The operability of watermark embedding process can be ensured through the above technical solution.

Abstract: The present invention discloses a method and apparatus for page proofreading, the method comprising: splitting a document before modification to at least one single page document file before modification and splitting a document after modification to at least one single page document file after modification; adding the at least one single page document before modification into a first page, adding the at least one single page document after modification into a second page; setting correlativity between each of the single page documents before modification in the first page and each of the single page documents after modification in the second page; comparing pixel elements of the previews of the single page document before modification and the single page document after modification for all of the first pages and the second pages that correlated with each other; if there are different parts, displaying the comparison result by marking the different parts.

Abstract: A system for preprocessing a print document is disclosed. The system may comprise a document inputting unit, configured to receive a print document, a document processing unit, configured to process the print document that is received by the document inputting unit, and a document outputting unit, configured to output a print document that has been processed by the document processing unit. Further, a method for preprocessing a print document is also disclosed.

Abstract: An ink jet printing control method and device, the method comprising: judging whether the interval distance between a detected current color code on a print stock and the previous color code of the current color code is smaller than a time delay distance; if yes, then recording the interval distance, and printing the content corresponding to the current color code after the print stock has moved for a period of time required for the interval distance from the time when the content corresponding to the previous color code is completely printed.

Abstract: This invention provides an inkjet printing positioning device and control method thereof. The inkjet printing positioning device comprises: base; linear guide rail fixedly mounted on the base; inkjet unit, moving in matched manner with the linear guide rail; ball screw, driving the inkjet unit to move linearly when being rotated; servomotor, for driving the ball screw to rotate; zero position detecting device, mounted in a position on the moving travel route of the inkjet unit from the initial position to the printing area, and for sending zero position signal when detects that the inkjet unit is passing by; controller connecting the zero position detecting device and the servomotor, and for controlling the servomotor to drive the inkjet unit to move from the current position to the printing area and locate there, and controlling the servomotor to drive the inkjet unit to move predetermined displacement upon receipt of zero position signal.

Abstract: Disclosed is a control method for a digital ink-jet printing device to carry out multicolor ink-jet printing on an intermittent rotary printing device. The method includes: determining whether a current page is the first page; if yes, calculating a length of an image to be printed on the current page by subtracting a distance between an imaging component group and a reference from a length of a page, wherein the reference is the foremost printing imaging component group in a movement direction of a printed body, and acquiring image data of the current page, the length of which is the calculated length, after delaying the distance; if no, acquiring unprinted image data of a previous page, the length of which is the distance, and image data of the current page, the length of which is the calculated length.

Abstract: The present invention provides a method for calibrating a spot color comprising: determining a target value for the spot color; and calibrating a printing device in an enumeration cycling manner, so that a spot color measurement value of a color block output by the printing device approximates the target value. The present invention further provides an apparatus for calibrating a spot color, comprising: a target module used for determining a target value for the spot color; a calibrating module used for calibrating a printing device in an enumeration cycling manner, so that a spot color measurement value of a color block output by the printing device approximates the target value. The present invention precisely calibrates the spot color of the printing device.

Abstract: The invention discloses a method for displaying a text block, a method for processing a text block, a client and a server, where the method for displaying a text block includes the steps of: a client collecting font parameters and layout parameters of a text block; the client transmitting the font parameters and the layout parameters of the text block to a server; and the client receiving vector description information of the text block, generated according to the font parameters and the layout parameters of the text block, sent from the server and executing drawing commands to draw the text block and display the text block on a screen. With embodiments of the invention, the effect of a personalized presswork printed at the server can be kept consistent with the effect of displaying the text block on the screen.

Abstract: The present application discloses methods and systems for incrementally collecting replies in a forum and belongs to the technical field of collecting network information. The method comprises periodically determining whether there is a newly-established post and a post having new replies in all forum list pages needed to be collected: if yes, extracting a main post and reply information from the newly-established post, and extracting the information of the new replies from the post having new replies. The system comprises a determining device (11) for periodically determining whether there is a newly-established post and a post having new replies in all forum list pages needed to be collected; and an extracting device (12) for extracting a main post and reply information from the newly-established post, and extracting the information of the new replies from the post having new replies.

Abstract: A method for generating print parameters includes: obtaining a printed paper of a test sample sheet obtained by a printing device after performing double-sided printing on the test sample sheet using preset front print parameters and preset back print parameters; detecting a front effect index of a front print effect and a back effect index of a back print effect for the printed paper of the test sample sheet by a print parameter generating device; comparing the front effect index and the back effect index with a standard effect index to obtain a comparison result, or comparing the front effect index with the back effect index to obtain a comparison result; determining from the comparison result and store in the printing device front print parameters and back print parameters used for double-sided printing on a paper to be printed with the same material and attributes as the test sample sheet.

Abstract: The present invention provides a digital inkjet printing synchronous control device, which comprises: a storage unit, for storing data of various colored surfaces; a control unit, for controlling an interactive processing unit to perform data receiving, storage and sending as well as generation of a printing trigger signal; and the interactive processing unit, under the control of the control unit, for receiving from a front-end system of a digital inkjet printing apparatus the data of the colored surfaces, storing the received data into the storage unit, sending the stored data to a back-end system of the digital inkjet printing apparatus, generating, according to a signal from a peripheral encoder and/or color code sensor of the digital inkjet printing apparatus, printing trigger signals of the colored surfaces, and sending the printing trigger signals to the back-end system of the digital inkjet printing apparatus.

Abstract: A method for processing handwriting input includes determining a first boundary point and a second boundary point corresponding to each target track point, forming an enclosed area by connecting all first boundary points determined for all target track points, connecting all second boundary points determined for all the target track points, connecting the first boundary point corresponding to the first target track point with the second boundary point corresponding to the first target track point, and connecting the first boundary point corresponding to the last target track point with the second boundary points corresponding to the last target track point, and filling the enclosed area.

Abstract: The present invention provides a method and an apparatus for controlling pauses in printing. The method includes: transmitting imaging data to an imaging unit, and transmitting one printing signal while transmitting the imaging data of each page which are printed when the imaging unit receives the printing signal; generating a command of pausing printing when receiving a cause of pausing; stopping transmitting the printing signal to the imaging unit according to the command of pausing printing, printing the imaging data is stopped when the imaging unit cannot receive the printing signal.

Abstract: The present invention provides a method, an apparatus and a printing equipment for printing documents, comprising: obtaining the name of the color document; retrieving the printing step information for the color document, according to the name of the color document, and determining if the printing step information for the color document is complete; printing the color document, according to the printing step information, in the case that the printing step information for the color document is complete. Thus, it is possible to avoid the problem of consuming a large amount of time caused by processing the color document at each time of printing it, so as to greatly increase the speed and efficiency of cyclic printing documents.

Abstract: Disclosed are a multicolor overprint control method and device applicable to an intermittent printing apparatus. According to the operating characteristic of the intermittent printing apparatus, the method solves the problems of overlap and inaccurate overprint of various colors during intermittent printing by controlling the relationship between the distance between adjacent color group modules of different colors and the motion distance between uniform segments of the intermittent printing apparatus. In addition, the method also sets different inkjet printing modes in accordance with whether the detected inkjet printing of the same color group module is in a first period, thereby solving the problems of printing media waste and discontinuous printing data. The method achieves multicolor digital inkjet printing by combining the unique motion mode of the printing media thereof, and makes printing contents flexible and changeable on the basis of guaranteeing printing efficiency.

Abstract: The embodiments of the present invention provide a method and a system for interaction between a paper media and a reader. A 2D barcode scanning means (1) scans an image of a 2D barcode in the paper media; a 2D barcode identification means (2) identifies a data structure of the image of the 2D barcode and displays items to be fed back by the reader on a terminal; an identification feedback means (3) transmits the feedback from the reader to a feedback response means (4); and the feedback response means (4), after receiving the feedback from the reader, displays the feedback and responds to it by the paper media. According to the embodiments of the present invention, it is able to relieve an increasing impact of a new media such as Internet, mobile Internet and tablet PC on the paper media, and to inspire the reader to interact with the paper media, thereby to provide convenient and efficient interaction and communication between the paper media and the reader and to enhance intimacy therebetween.