IP Library › Granted Patent US 8,175,326
Granted Patent B2
US 8,175,326 · App. 12/396,443 · Granted May 8, 2012

Automated scoring system for athletics

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Quick Facts
Patent No.
US 8,175,326
App. No.
12/396,443
Granted
May 8, 2012
Kind
B2
Abstract

Disclosed are methods and systems for utilizing motion capture techniques, for example, video based motion capture techniques, for capturing and modeling the captured 3D movement of an athlete through a defined space. The model is then compared with an intended motion pattern in order to identify deviations and/or form breaks that, in turn, may be used in combination with a scoring algorithm to quantify the athlete's execution of the intended motion pattern to produce an objective score. It is anticipated that these methods and systems will be particularly useful for training and judging in those sports that have struggled with the vagaries introduced by the subjective nature of human scoring.

Claims (29)

1. A method of evaluating a diver's performance comprising:

receiving a sequence of images as the diver moves through a defined space;

processing, by a processing device, the sequence of images to generate a performance model corresponding to the movement of the diver through the defined space;

comparing, by the processing device, the performance model with a comparison model;

identifying, by the processing device, deviation between the performance model and the comparison model;

applying, by the processing device, a scoring method to the identified deviation to obtain a score reflecting the diver's performance on a scale of from 0 to 10;

and outputting, by the processing device, the score in a human or machine readable format.

2. The method of evaluating a diver's performance according to claim 1 , further comprising:

applying, by the processing device, a first adjustment method for improving a correlation between the performance model and the diver's performance.

3. The method of evaluating a diver's performance according to claim 2 , wherein:

utilizing diver-specific biomorphic data in the first adjustment method for modifying the performance model.

4. The method of evaluating a diver's performance according to claim 3 , further comprising:

collecting the diver-specific biomorphic data at a time generally contemporaneous with the performance.

5. The method of evaluating a diver's performance according to claim 2 , further comprising:

applying, by the processing device, a second adjustment method for improving a correlation between the performance model and the comparison model.

6. A system for evaluating a diver's performance comprising:

a camera array arranged and configured for capturing a plurality of image sequences of the diver in a defined space;

a processor arranged and configured for converting the captured images sequences into a performance model corresponding to the diver's motion through the defined space;

identifying a deviation between the performance model and a comparison model;

and assigning a deviation value to the deviation;

applying a scoring method to the deviation value to generate scoring data on a scale of 0 to 10.

7. The system for evaluating a diver's performance according to claim 6 , wherein:

the processor is arranged and configured for executing a first adjustment method for improving a correlation between the performance model and the diver's performance.

8. The system for evaluating a diver's performance according to claim 7 , wherein:

the adjustment method utilizes diver-specific biomorphic data to modify the performance model.

9. The system for evaluating a diver's performance according to claim 8 , wherein:

the camera array collects diver-specific biomorphic data at a time generally contemporaneous with the performance.

10. The system for evaluating a diver's performance according to claim 7 , wherein:

the processor is arranged and configured for executing a second adjustment method for improving a correlation between the performance model and the comparison model.

Continuity (2)
Provisional Application 61032512 · Feb 29, 2008
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