Pattern analysis system and method
First Claim
1. A method for the detection of a characteristic of a person by means of a computer which generates a report placing said person in a special category in need of treatment, said computer employing a trained artificial neural network (ANN) in which motion data are analyzed, said method comprising:
- measuring motion data from said person;
collecting other measured data from said person, under influence of a drug;
calculating the values of one or several parameters distinctive of various characteristics;
feeding said parameter values to said ANN trained to recognize said various characteristics;
analyzing said parameter values in said trained ANN;
wherein said parameters comprise at least the variance of continuous performance task (CPT) variables, said variance of CPT variables comprising variance of latency t defined as;
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Abstract
Method and arrangement for providing a computerized system having an interface arrangement for interfacing a data source. The data source delivering data related to motion of a person, a memory arrangement for storing said data, a processor for processing the data, an artificial neural network (ANN) using the processor, means for collecting a second set of data from the person, means for calculating one or several parameters distinctive of various features of said person, and means for feeding the parameter values to the ANN trained to recognize the various features.
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Citations
9 Claims
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1. A method for the detection of a characteristic of a person by means of a computer which generates a report placing said person in a special category in need of treatment, said computer employing a trained artificial neural network (ANN) in which motion data are analyzed, said method comprising:
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measuring motion data from said person; collecting other measured data from said person, under influence of a drug; calculating the values of one or several parameters distinctive of various characteristics; feeding said parameter values to said ANN trained to recognize said various characteristics; analyzing said parameter values in said trained ANN; wherein said parameters comprise at least the variance of continuous performance task (CPT) variables, said variance of CPT variables comprising variance of latency t defined as; - View Dependent Claims (2)
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3. In a computerized system, a method for the detection of patients with ADHD employing a trained artificial neural network (ANN) in which motion data are analyzed, said method comprising:
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measuring motion data on a patient; collecting other measured data from the patient; calculating, from said motion data and other measured data, the values of one or several parameters distinctive of ADHD; feeding said parameter values to said ANN trained to recognize ADHD; analyzing said parameter values in said trained ANN; and
wherein said parameters comprise;
the variance of distance, the variance of continuous performance task (CPT) variables, the residual signal defined as difference between the input signal and a smoothed version of the same, an estimate of immobility duration, and one or more parameters suited to detect periodicity in the one or more of the input signals;
said variance of CPT variables comprising variance of latency t defined as; - View Dependent Claims (4, 5, 6, 7, 8)
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9. A method for the detection of a characteristic of a person by means of a computer which generates a report placing said person in a special category in need of treatment, said computer employing a single trained artificial neural network (ANN) in which motion data are analyzed, said method comprising:
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measuring motion data from said person; collecting other measured data from said person, under influence of a drug; calculating the values of one or several parameters distinctive of various characteristics; feeding said parameter values to said ANN trained to recognize said various characteristics; analyzing said parameter values in said trained ANN; wherein said parameters comprise;
the variance of distance, the variance of continuous performance task (CPT) variables, the residual signal defined as difference between the input signal and a smoothed version of the same, an estimate of immobility duration, and at least one additional parameter suited to detect periodicity in the one or more of the input signals;
said variance of CPT variables comprising variance of latency t defined as;
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Specification