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Fumihiro Hasegawa

Researcher at Ricoh

Publications -  100
Citations -  692

Fumihiro Hasegawa is an academic researcher from Ricoh. The author has contributed to research in topics: Image processing & Pixel. The author has an hindex of 13, co-authored 100 publications receiving 692 citations.

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Patent

Image processing apparatus, image processing program, and storage medium

TL;DR: An image processing apparatus comprises a unit acquiring a multi-level image as a processing-object image, a unit generating a binary image which is created based on the multi-layer image, and a unit extracting a specific attribute region which is a region with a specific attributes from the multilevel image, changing pixels other than the specific attribute regions in the binary image to white pixels.
Patent

Method, program and apparatus for image processing capable of effectively performing image transmission, and a medium storing the program

TL;DR: In this article, the authors propose an image processing apparatus includes a receiving mechanism configured to receive a request, from at least one different image processing equipment connected via a network, for transmission of a codestream generated in a way such that image data is divided into regions, each region being hierarchically compressed and stored in the image processing infrastructure.
Patent

Image projecting device, image processing device, image projecting method, and computer-readable recording medium

TL;DR: In this paper, an image projecting device, including a projecting part configured to project an image for calibration onto a projection object, an image capturing part configurable to capture an image of an area including the projection object with a projected image, and a binary image producing part configured to calculate plural first thresholds corresponding to plural first divided areas provided by dividing the area, based on a captured image.
Patent

Projection display device, information processing device, projection display system, and program

TL;DR: In this article, an image light projecting unit that projects image light on a screen, a distance measurement unit that measures distance to the screen, an obstacle detecting unit that detects an obstacle between the screen and the image light projection unit, and a projection adjusting unit that adjusts the light in the adjustment area are included.
Patent

Image processing device, image compression method, image compression program, and recording medium

TL;DR: In this paper, a document type judgment unit determines a type of document from the image data, and an image compression unit performs a compression encoding of image data based on a result of the determination of the decision unit.