Patents by Inventor Peter Kontschieder
Peter Kontschieder has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10776423Abstract: Video processing for motor task analysis is described. In various examples, a video of a person carrying out a motor task, such as placing the forefinger on the nose, is input to a trained machine learning system to classify the motor task into one of a plurality of classes. In an example, motion descriptors such as optical flow are computed from pairs of frames of the video and the motion descriptors are input to the machine learning system. The motor task analysis may be used to assess or evaluate neurological conditions such as multiple sclerosis and/or Parkinson's.Type: GrantFiled: September 3, 2015Date of Patent: September 15, 2020Assignee: Novartis AGInventors: Peter Kontschieder, Jonas Dorn, Darko Zikic, Antonio Criminsi, Frank Kurt Dahlke
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Patent number: 10235605Abstract: Image labeling is described, for example, to recognize body organs in a medical image, to label body parts in a depth image of a game player, to label objects in a video of a scene. In various embodiments an automated classifier uses geodesic features of an image, and optionally other types of features, to semantically segment an image. For example, the geodesic features relate to a distance between image elements, the distance taking into account information about image content between the image elements. In some examples the automated classifier is an entangled random decision forest in which data accumulated at earlier tree levels is used to make decisions at later tree levels. In some examples the automated classifier has auto-context by comprising two or more random decision forests. In various examples parallel processing and look up procedures are used.Type: GrantFiled: April 10, 2013Date of Patent: March 19, 2019Assignee: Microsoft Technology Licensing, LLCInventors: Antonio Criminisi, Peter Kontschieder, Pushmeet Kohli, Jamie Daniel Joseph Shotton
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Patent number: 10083233Abstract: Video processing for motor task analysis is described. In various examples, a video of at least part of a person or animal carrying out a motor task, such as placing the forefinger on the nose, is input to a trained machine learning system to classify the motor task into one of a plurality of classes. In an example, motion descriptors such as optical flow are computed from pairs of frames of the video and the motion descriptors are input to the machine learning system. For example, during training the machine learning system identifies time-dependent and/or location-dependent acceleration or velocity features which discriminate between the classes of the motor task. In examples, the trained machine learning system computes, from the motion descriptors, the location dependent acceleration or velocity features which it has learned as being good discriminators. In various examples, a feature is computed using sub-volumes of the video.Type: GrantFiled: November 9, 2014Date of Patent: September 25, 2018Assignee: Microsoft Technology Licensing, LLCInventors: Peter Kontschieder, Jonas Dorn, Darko Zikic, Antonio Criminisi
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Publication number: 20170293805Abstract: Video processing for motor task analysis is described. In various examples, a video of a person carrying out a motor task, such as placing the forefinger on the nose, is input to a trained machine learning system to classify the motor task into one of a plurality of classes. In an example, motion descriptors such as optical flow are computed from pairs of frames of the video and the motion descriptors are input to the machine learning system. The motor task analysis may be used to assess or evaluate neurological conditions such as multiple sclerosis and/or Parkinson's.Type: ApplicationFiled: March 9, 2015Publication date: October 12, 2017Inventors: Peter Kontschieder, Jonas Dorn, Darko Zikic, Antonio Criminsi, Frank Kurt Dahlke
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Patent number: 9626766Abstract: A method of sensing depth using an RGB camera. In an example method, a color image of a scene is received from an RGB camera. The color image is applied to a trained machine learning component which uses features of the image elements to assign all or some of the image elements a depth value which represents the distance between the surface depicted by the image element and the RGB camera. In various examples, the machine learning component comprises one or more entangled geodesic random decision forests.Type: GrantFiled: February 28, 2014Date of Patent: April 18, 2017Assignee: Microsoft Technology Licensing, LLCInventors: Antonio Criminisi, Duncan Paul Robertson, Peter Kontschieder, Pushmeet Kohli, Henrik Turbell, Adriana Dumitras, Indeera Munasinghe, Jamie Daniel Joseph Shotton
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Publication number: 20160071284Abstract: Video processing for motor task analysis is described. In various examples, a video of at least part of a person or animal carrying out a motor task, such as placing the forefinger on the nose, is input to a trained machine learning system to classify the motor task into one of a plurality of classes. In an example, motion descriptors such as optical flow are computed from pairs of frames of the video and the motion descriptors are input to the machine learning system. For example, during training the machine learning system identifies time-dependent and/or location-dependent acceleration or velocity features which discriminate between the classes of the motor task. In examples, the trained machine learning system computes, from the motion descriptors, the location dependent acceleration or velocity features which it has learned as being good discriminators. In various examples, a feature is computed using sub-volumes of the video.Type: ApplicationFiled: November 9, 2014Publication date: March 10, 2016Inventors: Peter Kontschieder, Jonas Dorn, Darko Zikic, Antonio Criminisi
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Publication number: 20150248765Abstract: A method of sensing depth using an RGB camera. In an example method, a color image of a scene is received from an RGB camera. The color image is applied to a trained machine learning component which uses features of the image elements to assign all or some of the image elements a depth value which represents the distance between the surface depicted by the image element and the RGB camera. In various examples, the machine learning component comprises one or more entangled geodesic random decision forests.Type: ApplicationFiled: February 28, 2014Publication date: September 3, 2015Applicant: Microsoft CorporationInventors: Antonio Criminisi, Duncan Paul Robertson, Peter Kontschieder, Pushmeet Kohli, Henrik Turbell, Adriana Dumitras, Indeera Munasinghe, Jamie Daniel Joseph Shotton
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Publication number: 20140307956Abstract: Image labeling is described, for example, to recognize body organs in a medical image, to label body parts in a depth image of a game player, to label objects in a video of a scene. In various embodiments an automated classifier uses geodesic features of an image, and optionally other types of features, to semantically segment an image. For example, the geodesic features relate to a distance between image elements, the distance taking into account information about image content between the image elements. In some examples the automated classifier is an entangled random decision forest in which data accumulated at earlier tree levels is used to make decisions at later tree levels. In some examples the automated classifier has auto-context by comprising two or more random decision forests. In various examples parallel processing and look up procedures are used.Type: ApplicationFiled: April 10, 2013Publication date: October 16, 2014Applicant: Microsoft CorporationInventors: Antonio Criminisi, Peter Kontschieder, Pushmeet Kohli, Jamie Daniel Joseph Shotton