US2017344706A1PendingUtilityA1

Systems and methods for the diagnosis and treatment of neurological disorders

Assignee: UNIV RUTGERSPriority: Nov 11, 2011Filed: Mar 13, 2017Published: Nov 30, 2017
Est. expiryNov 11, 2031(~5.3 yrs left)· nominal 20-yr term from priority
A61B 5/162A61B 5/1125A61B 5/7278A61B 5/4076A61B 5/168A61B 5/1128A61B 5/11H04L 63/0428A61B 5/0015A61B 5/1114A61B 5/4082G16H 50/20G16H 10/60A61B 5/1104A61B 5/4094A61B 5/7264A61B 5/40A61B 5/1124A61B 5/4848A61B 5/4088A61B 5/7275G06F 19/322G06F 19/345G06F 19/325G16Z 99/00G16H 40/20G16H 20/70
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Claims

Abstract

Systems and methods for data compression which facilitate the diagnosis and treatment of neurodevelopmental and neurodegenerative disorders. The methods comprise performing the following operations by a computing device: generating Normalized Data (“ND”) from Original Data (“OD”) that defines a Normalized Waveform (“NW”) that is unitless and scaled from zero to one; processing ND to extract Micro-Movement Data (“MMD”) defining a Micro-Movement Waveform (“MMW”) comprising a plurality of MMD points; and generating compressed data comprising a stochastic signature of MMW. Each MMD point determined based on a value of a peak of NW and a value representing an average of all data point values between a first valley of NW immediately preceding the peak and a second valley of NW immediately following the peak. The stochastic signature is defined by empirically estimated values of at least one parameter representing a Probability Distribution Function (“PDF”) of a continuous family of PDFs.

Claims

exact text as granted — not AI-modified
1 . A method for data compression, comprising:
 performing operations, by a computing device, to generate normalized data from original data defining neural or bodily rhythms of a subject, the normalized data defining a normalized waveform that is unitless and scaled from zero to one;   processing, by the computing device, the normalized data to extract micro-movement data defining a micro-movement waveform comprising a plurality of micro-movement data points, each said micro-movement data point determined based on a value of a peak of the normalized waveform and a value representing an average of all data point values between a first valley of the normalized waveform immediately preceding the peak and a second valley of the normalized waveform immediately following the peak; and   generating, by the computing device, compressed data comprising a stochastic signature of the micro-movement waveform, said stochastic signature defined by empirically estimated values of two parameters representing a probability distribution function of a continuous family of probability distribution functions.   
     
     
         2 . The method according to  claim 1 , wherein the original data comprises sensor data specifying a raw neural or bodily rhythm created in part by a human subject's physiological system. 
     
     
         3 . The method according to  claim 1 , wherein the normalized data defines a normalized waveform representing events of interest in a continuous random process capturing rates of changes in fluctuations in amplitude and timing of an original raw waveform defined by the original data. 
     
     
         4 . The method according to  claim 1 , further comprising performing operations, by the computing device, to estimate moments of a continuous family of probability distribution functions best describing a continuous random process. 
     
     
         5 . The method according to  claim 4 , wherein the moments include at least one of a first moment comprising a mean value, a second moment comprising a variance value, a third moment comprising skewness, and a fourth moment comprising kurtosis. 
     
     
         6 . The method according to  claim 4 , wherein the probability distribution functions comprise a function from a continuous Gamma family of probability distribution functions. 
     
     
         7 . The method according to  claim 1 , wherein the stochastic signature is obtained by:
 performing statistical data binning using the micro-movement data;   processing the binned micro-movement data to generate a frequency histogram;   generating probability distribution function waveforms using different sets of variable values;   comparing the probability distribution function waveforms to the frequency histogram to identify a probability distribution function waveform from the probability distribution function waveforms that most closely matches a shape and a dispersion of the frequency histogram; and   considering the variable value used for generating the probability distribution function waveform as the stochastic signature.   
     
     
         8 . The method according to  claim 7 , wherein vertical columns of the frequency histogram show how many micro-movement data points are contained in each of a plurality of statistical data bins. 
     
     
         9 . The method according to  claim 1 , further comprising using the stochastic signature to obtain at least one of a Noise-to-Signal Ratio (“NSR”) for a signal defined by the original data and a level of randomness in the original data. 
     
     
         10 . The method according to  claim 1 , further comprising mapping the stochastic signature on a parameter plane to determine noise and randomness classifications of a subject's neural or bodily rhythms defined by the original data. 
     
     
         11 . The method according to  claim 1 , further comprising using the stochastic signature as a seed value to an encryption algorithm for encrypting sensitive information prior to being communicated over a network communications link. 
     
     
         12 . The method according to  claim 1 , further comprising:
 causing the computing device or a remote computing device to operate in a first session state in which first testing operations are performed to stimulate movement by a human subject in accordance with first testing parameters;   selecting or generating second testing parameters different from the first testing parameters based on the stochastic signature; and   transitioning the session state of the computing device or the remote computing device from the first session state to a second session state in which second testing operations are performed to stimulate movement by the human subject in accordance with the second testing parameters.   
     
     
         13 . The method according to  claim 12 , wherein the transitioning is controlled by the human subject's nervous system evolving with treatment of a neurological disorder. 
     
     
         14 . The method according to  claim 1 , further comprising receiving by the computing device the original data which was sent from a remote device over a network. 
     
     
         15 . A system, comprising:
 a computing device configured to
 generate normalized data from original data defining neural or bodily rhythms of a subject, the normalized data defining a normalized waveform that is unitless and scaled from zero to one, 
 process the normalized data to extract micro-movement data defining a micro-movement waveform comprising a plurality of micro-movement data points, each said micro-movement data point determined based on a value of a peak of the normalized waveform and a value representing an average of all data point values between a first valley of the normalized waveform immediately preceding the peak and a second valley of the normalized waveform immediately following the peak, and 
 generate compressed data comprising a stochastic signature of the micro-movement waveform, said stochastic signature defined by empirically estimated values of two parameters representing a probability distribution function of a continuous family of probability distribution functions. 
   
     
     
         16 . The system according to  claim 15 , wherein the original data comprises sensor data specifying a raw neural or bodily rhythm created in part by a human subject's physiological system. 
     
     
         17 . The system according to  claim 15 , wherein the normalized data defines a normalized waveform representing events of interest in a continuous random process capturing rates of changes in fluctuations in amplitude and timing of an original raw waveform defined by the original data. 
     
     
         18 . The system according to  claim 15 , wherein the computing device is further configured to estimate moments of a continuous family of probability distribution functions best describing a continuous random process. 
     
     
         19 . The system according to  claim 18 , wherein the moments include at least one of a first moment comprising a mean value, a second moment comprising a variance value, a third moment comprising skewness, and a fourth moment comprising kurtosis. 
     
     
         20 . The system according to  claim 18 , wherein the probability distribution functions comprise a function from a continuous Gamma family of probability distribution functions. 
     
     
         21 - 32 . (canceled)

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