Yissum - Research Development Company of the Hebrew University

Simpler interactive image editing

Posted by Yissum - Research Development Company of the Hebrew UniversityResponsive · Patents for licensing · Israel

Summary of the technology

Digital matting method for extracting a foreground object from one image and embedding it into a different background, essential for interactive image and video editing
Exploits free-form brush strokes using mouse device to manipulate color in mixed pixels at the boundary of objects or in scenes containing shadows and transparency

Description of the technology

Description of the technology

Digital matting uses a “scribble and spread” technique based on movements of mouse to blend color and opacity of background pixels to produce a seamless boundary between foreground and background images.


Simple interface for intuitive user input Reduced time and effort in achieving high quality results Robust technique achieves superior image from approximate user input Suitable for extracting shadows and removing unwanted image features

Main advantages of its use

  • Easier to use and faster than current techniques for foreground extraction
  • Provides solution to long-standing problem of segmentation between foreground and background elements in photos and video images


  • Applications for graphic artists, film editors, and digital camera owners, 55% of whom purchase additional software for managing and enhancing digital photos
  • Overall digital imaging market valued at more than $258 billion in 2004, with 18.1% annual growth between 2004 and 2010

Additional information (attached documents)

Additional information (attached documents)

Related keywords

  • Description Image/Video Computing
  • Audio / video
  • Imaging, Image Processing, Pattern Recognition
  • Digital Systems, Digital Representation
  • E-Publishing, Digital Content
  • Electronics Related Market
  • Computer related
  • image editing
  • digital imaging
  • digital camera
  • photos
  • photography
  • video images
  • video
  • media
  • graphic artists
  • film editors

About Yissum - Research Development Company of the Hebrew University

Technology Transfer Office from Israel

Yissum Research Development Company of the Hebrew University of Jerusalem Ltd. Founded in 1964 to protect and commercialize the Hebrew University’s intellectual property. Ranked among the top technology transfer companies, Yissum has registered over 8,900 patents covering 2,500 inventions; has licensed out 800 technologies and has spun-off 90 companies. Products that are based on Hebrew University technologies and were commercialized by Yissum generate today over $2 Billion in annual sales.

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