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7606421 |
Data extraction from temporal image data
In a method and system to extract data from handwritten information when the information is captured as sequences of strokes, vectors, or marks, temporal data is stored within the color or...
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7583841 |
Table detection in ink notes
Computer-readable media having computer-executable instructions and apparatuses detect a table in a handwritten document. Line segments are derived from drawing strokes so that a bounding frame of...
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7583816 |
Device for detecting a road traveling lane using an edge histogram
A device for detecting a road traveling lane, which is capable of stably defining a position of a boundary of a traveling lane. The device has edge point detection means (ED) for detecting a...
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7551173 |
Pixel accurate edges for scanline rendering system
A method ( 2500 ) of converting a monotonic curve into edge information is disclosed. A method ( 2800 A) of determining an integer edge crossing value, Xi, for a new edge crossed by a scanline...
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7526128 |
Line extraction in digital ink
A method and system of line extraction in a digital ink sequence of handwritten text data points, the method including the steps of: obtaining are provided in which a stroke sequence comprised of a...
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7499055 |
Method of font generation for displaying the thickness of strokes of characters
The present invention employs the notion of a Chinese writing brush in moving a geometric figure to produce a style of calligraphy, where the area of the geometric figure is large or small, then...
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7496232 |
Distinguishing text from non-text in digital ink
A discriminative machine learning system for labels text and non-text strokes in digital ink. The learning system considers stroke features and the context of the strokes, such as temporal...
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7480413 |
Image processing device
An image processing device is structured such that an appropriate judgement of an image, at which blurring or disappearance or the like will occur, is possible. When pixels, which form a line image...
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7454063 |
Method of optical character recognition using feature recognition and baseline estimation
The present invention is a method of optical character recognition. First, text is received. Next all words in the text are identified and associated with the appropriate line in the document. The...
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7450763 |
Reshaping freehand drawn lines and shapes in an electronic document
The invention improves the appearance of freehand drawn lines and shapes in an electronic document by first recognizing freehand drawn lines and shapes and generating a line made up of sequential...
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7450758 |
Stylization of video
The techniques and mechanisms described herein are directed to a system for stylizing video, such as interactively transforming video to a cartoon-like style. Briefly stated, the techniques include...
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7369261 |
Sensing device for enabling interaction between a computer and a form printed on a surface
A sensing device for enabling interaction between a computer and a form printed on a surface. The form includes one or more first viewable information zones relating to one or more available...
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7343042 |
Method and system for identifying a paper form using a digital pen
The present application describes systems and methods for composing documents using a digital pointing instrument. In further configurations, a user utilizes a pen to trace a form serial number...
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7321692 |
Method, device and computer program product for processing information in a memory
A method, computer readable medium and device are provided for freeing memory in a device with limited memory, in which a plurality of pen strokes have been recorded, in electronic form in the...
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7305612 |
Systems and methods for automatic form segmentation for raster-based passive electronic documents
Systems and methods for automatically extracting form information (document structure, elements, format, etc.) from electronic documents such as raster-based passive documents, and storing such...
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7302111 |
Graphics engine for high precision lithography
The present invention includes a method to use a phase modulating micromirror array to create an intensity image that has high image fidelity, good stability through focus and good x-y symmetry....
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7286139 |
Partial guardband clipping
A method for rendering a visible portion of an image that includes a plurality of graphics primitives. The size of the graphics primitives may be large and require the use of floating point numbers...
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7218779 |
Ink divider and associated application program interface
Methods for communicating between an application and an ink divider object (which stores ink strokes to be divided into groups) may include: (a) issuing a divide request to the ink divider object,...
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7200282 |
Implementation of Hough transform and its application in line detection and video motion analysis
An implementation of Hough transform is described. According to one aspect, the Hough transform is used for line detection in an image based on a one-dimensional voting array.
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7164430 |
Anti-aliasing line pixel coverage calculation using programmable shader
A system and method for rendering a non-zero thickness line on a pixel-limited output device such that aliasing of the line is reduced. The edges defining a line segment are expanded to insure that...
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7146047 |
Image processing apparatus and method generating binary image from a multilevel image
An information processing apparatus extracts a plurality of strokes from a multilevel image, and generates a stroke binary image. Next, the image processing apparatus extracts feature amounts...
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7123770 |
Incremental system for real time digital ink analysis
Flexible and efficient systems and methods for organizing, analyzing, and processing digital ink incrementally analyze input data (e.g., representing ink strokes) as the user continues to add to,...
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7092550 |
Implementation of hough transform and its application in video motion analysis
An implementation of Hough transform is described. According to one aspect, the Hough transform is used to perform motion analysis of patterns in a video using two-dimensional primary data items...
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7006670 |
Image processing method, image processing system and program
A technique which can generate stable virtual page marks even in a non-OCR form to stably identify the form. Key segments which can be stably detected within a form are predefined for the detection...
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7003159 |
Document frame recognition system and method
Frames such as boxes or rectangles are recognized in image document data. A first determination process initially screens frames by applying a first set of criteria to select frame candidates. The...
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6999622 |
Stroke data editing device
A stroke data editing device, for editing stroke data, indicating at least one stroke of a coordinate input device, comprising, a stroke data storage unit that stores stroke data, each piece of the...
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6965384 |
In-situ digital inking for applications
A digital ink environment is provided for non-native ink application programs to create independent ink services for sharing between different application programs and transmission. The digital ink...
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6891971 |
Recognition process
A recognition process for handwritten characters, including generating sub-segments representing at least one character stroke, the sub-segments each having a boundary enclosing the at least one...
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6876763 |
Image resolution improvement using a color mosaic sensor
A method for electronic imaging, consisting of forming an image having a background color and a non-background color on a plurality of pixels in a color mosaic image sensor, and receiving from each...
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6870959 |
Method for automatic removal of vertical streaks by modifying image data associated with non-homogenous image elements
A method for automatic removal of vertical streaks involves a comparison between image data for a pixel and its neighbor pixels to determine whether the pixel is non-homogenous. In a preferred...
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6845177 |
Method and apparatus for monitoring an analog meter
A method and apparatus for remote monitoring of an analog meter is set out which employs a Hough Transform on the edge points of the meter scale to obtain the center of the scale. The graduation...
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6829388 |
System of detecting road white line, method for detecting road white line and storage medium storing program for detecting road white line
A system and method are provided which are capable of reliably and effectively detecting a white line in an upper region of a road image by dividing the road image into, at least, two regions...
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6813383 |
Linear mark detecting method and device
Only points on a linear mark image is detected as linear mark characteristic points without influence of surrounding structures and noise, so that reliability is improved on detecting a linear...
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6813381 |
Method and apparatus for identification of documents, and computer product
In the document identification apparatus, a ruled line feature extraction section determines a black pixel ratio of a document to be identified, and adds the black pixel ratio for each block to...
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6813367 |
Method and apparatus for site selection for data embedding
A differential color or luminance signal is used to embed a binary message in selected stroke segments in the text of a document and for extracting a message so embedded. The bits representing the...
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6798906 |
Image processing apparatus and method including line segment data extraction
The present invention provides an image processing apparatus and method that enables extraction of line segments of an arbitrary width from multi-valued images not uniform in background. To extract...
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6795579 |
Method and apparatus for recognizing handwritten chinese characters
A method for recognizing handwritten Chinese characters based on stroke recognition comprises steps of: recognizing handwritten strokes, updating stroke code sequences; retrieving in...
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6792146 |
Method and apparatus for entry of multi-stroke characters
A method or apparatus according to an embodiment of the invention allows for entry of multi-stroke characters via a natural drawing interface and without requiring an expensive stylus-drawing...
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6785420 |
Method and apparatus for table recognition, apparatus for character recognition, and computer product
The character recognition apparatus incorporates a table recognition section. This table recognition section extracts circumscribing rectangles from connected components of black pixels on a whole...
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6778699 |
Method of determining vanishing point location from an image
A method of determining a vanishing point related to an image, the method includes the steps of: detecting line segments in the image; determining intersections from pairs of line segments;...
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6731803 |
Points based handwriting recognition system
A points based handwriting recognition system is suitable for hand held processor implemented devices with small touch pad writing surfaces. The writing surface is divided into a grid by a number...
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6721452 |
System and method of handwritten character recognition
An “activity”-based system and method for on-line character recognition that requires reduced amounts of memory for code or data, is alphabet-independent, and can be trained by entering the...
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6714679 |
Boundary analyzer
A method and apparatus are disclosed for analyzing a boundary of an object. An embodiment for determining defects of a boundary to sub-pixel precision and an embodiment for fast correlation scoring...
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6674906 |
Method and apparatus for detecting edges in a mixed image
A method and apparatus for detecting edges by which the detection of the edges of a natural image from an image obtained by mixing the graphic or text and the natural image is suppressed, to...
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6665437 |
Method for recognizing multi-language printed documents using strokes and non-strokes of characters
Disclosed is a method for recognizing multi-language printed documents, a method for extracting character features according to the present invention, the method comprising the steps of: a)...
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6654496 |
Method and apparatus for selecting symbols using strokes on a user interface
A method, apparatus, and system are provided for selecting a symbol using a user interface having at least one selectable button adjacent a surface actuated when contacted by a pointing device....
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6648730 |
Calibration tool
Generally a method and apparatus for determining a position of an object is provided. In one embodiment, an apparatus includes a locating plate, a window and a camera. The camera is positioned to...
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6647145 |
Means for inputting characters or commands into a computer
An apparatus and method for inputting a hand-generated character into a computer. A user draws a character using a drawing apparatus. As the user draws, movement of the apparatus and...
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6603881 |
Spatial sorting and formatting for handwriting recognition
Systems and methods for reordering unconstrained handwriting data using both spatial and temporal interrelationships prior to recognition, and for spatially organizing and formatting machine...
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6587587 |
System and methods for spacing, storing and recognizing electronic representations of handwriting, printing and drawings
A system for spacing, storing and recognizing electronic representations of handwriting and printing comprises a central processing unit that couples with a display device, an input device, and a...
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