최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0495717 (2012-06-13) |
등록번호 | US-8666467 (2014-03-04) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 | 피인용 횟수 : 6 인용 특허 : 303 |
The disclosed embodiments relate to a system and method for analyzing data. An exemplary method comprises the acts of receiving data corresponding to at least one time series, and computing a plurality of sequential instability index values of the data. An exemplary system comprises a source of data
The disclosed embodiments relate to a system and method for analyzing data. An exemplary method comprises the acts of receiving data corresponding to at least one time series, and computing a plurality of sequential instability index values of the data. An exemplary system comprises a source of data indicative of at least one time series of data, and a processor that is adapted to compute at least one of a plurality of sequential instability index values of the data.
1. A method of analyzing data, comprising: a processor, of a computer system, receiving data corresponding to at least one time series; andthe processor computing a plurality of sequential instability index values of the data from a corresponding plurality of sequential portions of the time series,
1. A method of analyzing data, comprising: a processor, of a computer system, receiving data corresponding to at least one time series; andthe processor computing a plurality of sequential instability index values of the data from a corresponding plurality of sequential portions of the time series, wherein the instability index values correspond to at least one aspect of severity of at least one apnea or hypopnea cluster during the corresponding sequential portions of the time series;the processor generating a sequential and substantially real-time output of the sequential instability index values so that patient treatment can be quickly adjusted in response to the severity of apnea or hypopnea clusters. 2. The method recited in claim 1, converting the plurality of sequential instability index values into an instability index time series. 3. The method recited in claim 2, comprising analyzing the instability index time series to detect at least one of a pattern and a threshold. 4. The method recited in claim 1, comprising producing an output if at least one of the plurality of sequential instability index values exceeds a threshold. 5. The method recited in claim 1, comprising expressing at least one of the plurality of sequential instability index values according to a numerical scale. 6. The method recited in claim 5, wherein the numerical scale comprises a finite range. 7. The method recited in claim 1, comprising converting at least one of the plurality of sequential instability index values to correspond to a numerical scale. 8. The method recited in claim 7, wherein the numerical scale comprises a finite range. 9. The method recited in claim 1, wherein the at least one time series includes data indicative of an SPO2 level of a person. 10. The method recited in claim 1, wherein the at least one time series includes data indicative of a CO2 level of a person. 11. The method recited in claim 1, wherein the at least one time series includes data derived from a plethesmographic pulse. 12. The method recited in claim 1, wherein the at least one time series includes data indicative of a respiration level of a person. 13. The method recited in claim 1, wherein at least one of the plurality of sequential instability index values is characterized at least in part by a peak measure of the at least one time series. 14. The method recited in claim 13 wherein the peak measure comprises at least one of area, duration, magnitude, value, slope, spatial pattern, temporal pattern, frequency pattern, and shape. 15. The method recited in claim 1, wherein at least one of the plurality of sequential instability index values is characterized at least in part by a nadir measure of the at least one time series. 16. The method recited in claim 1, wherein at least one of the plurality of sequential instability index values is characterized at least in part by a clustering measure of the at least one time series. 17. The method recited in claim 1, wherein at least one of the plurality of sequential instability index values is characterized at least in part by a perturbation measure of the at least one time series. 18. The method recited in claim 1, wherein at least one of the plurality of sequential instability index values is characterized at least in part by a recovery measure of the at least one time series. 19. A system, comprising: a source of data indicative of at least one time series of data; anda processor that is adapted to compute at least one of a plurality of sequential instability index values of the data from a corresponding plurality of sequential portions of the time series, wherein the instability index values correspond to at least one aspect of severity of at least one apnea or hypopnea cluster during the corresponding sequential portions of the time series, the processor generating a sequential and substantially real-time output of the sequential instability index values so that patient treatment can be quickly adjusted in response to the severity of apnea or hypopnea clusters. 20. The system recited in claim 19, wherein the processor is adapted to convert the plurality of sequential instability index values into an instability index time series. 21. The system recited in claim 20, wherein the processor is adapted to analyze the instability index time series to detect at least one of a pattern and a threshold. 22. The system recited in claim 19, comprising an output device that is adapted to produce an output if at least one of the plurality of sequential instability index values exceeds a threshold. 23. The system recited in claim 19, wherein the processor is adapted to express at least one of the plurality of sequential instability index values according to a numerical scale. 24. The system recited in claim 23, wherein the numerical scale comprises a finite range. 25. The system recited in claim 19, wherein the processor is adapted to convert at least one of the plurality of sequential instability index values to correspond to a numerical scale. 26. The system recited in claim 25, wherein the numerical scale comprises a finite range. 27. The system recited in claim 19, wherein the at least one time series includes data indicative of an SPO2 level of a person. 28. The system recited in claim 19, wherein the at least one time series includes data indicative of a CO2 level of a person. 29. The system recited in claim 19, wherein the at least one time series includes data derived from a plethesmographic pulse. 30. The system recited in claim 19, wherein the at least one time series includes data indicative of a respiration level of a person. 31. The system recited in claim 19, wherein at least one of the plurality of sequential instability index values is characterized at least in part by a peak measure of the at least one time series. 32. The system recited in claim 31, wherein the peak measure comprises at least one of area, duration, magnitude, value, slope, spatial pattern, temporal pattern, frequency pattern, and shape. 33. The system recited in claim 19, wherein at least one of the plurality of sequential instability index values is characterized at least in part by a nadir measure of the at least one time series. 34. The system recited in claim 19, wherein at least one of the plurality of sequential instability index values is characterized at least in part by a clustering measure of the at least one time series. 35. The system recited in claim 19, wherein at least one of the plurality of sequential instability index values is characterized at least in part by a perturbation measure of the at least one time series. 36. The system recited in claim 19, wherein at least one of the plurality of sequential instability index values is characterized at least in part by a recovery measure of the at least one time series. 37. A pulse oximeter, comprising: a probe that is adapted to be attached to a body part of a patient to create a signal indicative of an oxygen saturation of blood of the patient; anda processor that is adapted to receive the signal produced by the probe, to calculate an SPO2 time series based on the signal, and to compute a plurality of sequential instability index values of the SPO2 time series, from a corresponding plurality of sequential portions of the time series, wherein the instability index values corresponds to at least one aspect of severity of severity of apnea or hypopnea clusters during the corresponding sequential portions of the time series, the processor generating a substantially real-time output of the sequential instability index values so that patient treatment can be quickly adjusted in response to the severity of apnea or hypopnea clusters after only a brief period of apnea or hypopnea clusters. 38. The pulse oximeter recited in claim 37, wherein the processor is adapted to convert the plurality of sequential instability index values into an instability index time series. 39. The system recited in claim 38, wherein the processor is adapted to analyze the instability index time series to detect at least one of a pattern and a threshold. 40. The pulse oximeter recited in claim 37, comprising an output device that is adapted to produce an output indicative of at least one of the plurality of sequential instability index values. 41. The pulse oximeter recited in claim 40, wherein the output device is adapted to update the output at a periodic interval. 42. The pulse oximeter recited in claim 40, wherein the output device is adapted to update the output at a threshold change point along the SPO2 time series. 43. The pulse oximeter recited in claim 40, wherein the output device is adapted to update the output at a threshold change region along the SPO2 time series. 44. The pulse oximeter recited in claim 37, wherein the processor is adapted to express at least one of the plurality of sequential instability index values according to a numerical scale. 45. The pulse oximeter recited in claim 44, wherein the numerical scale comprises a finite range. 46. The pulse oximeter recited in claim 37, wherein the processor is adapted to convert at least one of the plurality of sequential instability index values to correspond to a numerical scale. 47. The pulse oximeter recited in claim 46, wherein the numerical scale comprises a finite range. 48. The pulse oximeter recited in claim 37, comprising an output device that is adapted to produce an output if at least one of the plurality of sequential instability index values exceeds a threshold. 49. The pulse oximeter recited in claim 37, wherein the signal is derived from a plethesmographic plethysmographic pulse. 50. The pulse oximeter recited in claim 37, wherein at least one of the plurality of sequential instability index values is characterized at least in part by a peak measure of the SPO2 time series. 51. The pulse oximeter recited in claim 37, wherein at least one of the plurality of sequential instability index values is characterized at least in part by a nadir measure of the SPO2 time series. 52. The pulse oximeter recited in claim 37, wherein at least one of the plurality of sequential instability index values is characterized at least in part by a clustering measure of the SPO2 time series. 53. The pulse oximeter recited in claim 37, wherein at least one of the plurality of sequential instability index values is characterized at least in part by a perturbation measure of the SPO2 time series. 54. The pulse oximeter recited in claim 37, wherein at least one of the plurality of sequential instability index values is characterized at least in part by a recovery measure of the SPO2 time series. 55. A system for analyzing data, comprising: means for receiving data corresponding to at least one time series derived from a pulse oximeter or a carbon-dioxide detector; andmeans for computing a plurality of sequential instability index values of the data from a corresponding plurality of sequential portions of the time series, wherein each of the instability index values corresponds to at least one aspect of severity of apnea or hypopnea clusters during each of the corresponding sequential portions of the time series, the processor generating a sequential and substantially real-time output of the sequential instability index values so that patient treatment can be quickly adjusted in response to the severity of apnea or hypopnea clusters. 56. A non-transitory machine-readable medium, comprising: code adapted to access data corresponding to at least one time series; andcode adapted to compute a plurality of sequential instability index values of the data from a corresponding plurality of sequential portions of the time series, wherein each of the instability index values corresponds to at least one aspect of severity of apnea or hypopnea clusters during each of the corresponding sequential portions of the time series, the processor generating a sequential and substantially real-time output of the sequential instability index values so that patient treatment can be quickly adjusted in response to the instability index values. 57. A method of analyzing data, comprising: receiving data corresponding to at least one time series derived from a pulse oximeter or a carbon-dioxide detector;detecting at least one pattern in the data; andcomputing a plurality of sequential instability index values of the data based at least in part on the at least one pattern from a corresponding plurality of sequential portions of the time series, wherein each of the instability index values corresponds to at least one aspect of severity of apnea or hypopnea clusters during each of the corresponding sequential portions of the time series, a processor generating a sequential and substantially real-time output of the sequential instability index values so that patient treatment can be quickly adjusted in response to the instability index values. 58. The method recited in claim 57, comprising analyzing the pattern. 59. A method of analyzing data, comprising: receiving data corresponding to at least one time series derived from a pulse oximeter or a carbon-dioxide detector; anddetecting a plurality of pattern components of the data; computing a plurality of sequential instability index values of the data based at least in part on at least one of the plurality of pattern components from a corresponding plurality of sequential portions of the time series, wherein each of the instability index values corresponds to at least one aspect of severity of apnea or hypopnea clusters during each of the corresponding sequential portions of the time series, a processor generating a sequential and substantially real-time output of the sequential instability index values so that patient treatment can be quickly adjusted in response to the severity of apnea or hypopnea clusters. 60. A method of analyzing data, comprising: receiving data corresponding to at least one time series derived from a pulse oximeter or a carbon-dioxide detector; and detecting a plurality of abnormal values in the data; andcomputing a plurality of sequential instability index values of the data based at least in part on at least one of the plurality of abnormal values from a corresponding plurality of sequential portions of the time series, wherein each of the instability index values corresponds to at least one aspect of severity of apnea or hypopnea clusters during the corresponding sequential portions of the time series, a processor generating a sequential and substantially real-time output of the sequential instability index values so that patient treatment can be quickly adjusted in response to the severity of apnea or hypopnea clusters. 61. A method of analyzing data, comprising: receiving data corresponding to at least one time series derived from a pulse oximeter or a carbon-dioxide detector;detecting a plurality of abnormal values in the data; anddetecting at least one pattern of at least a subset of the abnormal values, computing a plurality of sequential instability index values based at least in part on the detecting of the plurality of abnormal values and the at least one pattern induced by at least one apnea or hypopnea clusters from a corresponding plurality of sequential portions of the time series, wherein each of the instability index values corresponds to at least one aspect of severity of the pattern, a processor generating a sequential and substantially real-time output of the sequential instability index values so that patient treatment can be quickly adjusted in response to the severity of the pattern. 62. A method of analyzing data from a patient, comprising: receiving data corresponding to at least one time series having at least one complex pattern;computing a plurality of sequential instability index values indicative of an instability of the at least one pattern induced by a cluster of apnea or hypopnea; andconverting the plurality of sequential instability index values into an instability index time series from a corresponding plurality of sequential portions of the time series, wherein each of the instability index values corresponds to at least one aspect of severity of the pattern, a processor generating a sequential and substantially real-time output of the sequential instability index values so that patient treatment can be quickly adjusted in response to the severity of the pattern. 63. A method of analyzing data from a patient, comprising: receiving data corresponding to at least one time series; andcomputing a plurality of sequential instability index values indicative of a plurality of sequential indications of a magnitude of instability of the patient from a corresponding plurality of sequential portions of the time series, wherein each of the instability index values corresponds to at least one aspect of severity of apnea or hypopnea clusters during each of the corresponding sequential portions of the time series, a processor generating a sequential and substantially real-time output of the sequential instability index values so that patient treatment can be quickly adjusted in response to the severity of apnea or hypopnea clusters. 64. The method recited in claim 63, comprising converting the plurality of sequential instability index values into an instability index value time series. 65. A method of analyzing data from a patient, comprising: receiving data corresponding to at least one time series; andcomputing a plurality of sequential instability index values indicative of at least one pattern of magnitude of instability of the patient from a corresponding plurality of sequential portions of the time series, wherein each of the sequential instability index values corresponds to at least one aspect of severity of apnea or hypopnea clusters during each of the corresponding sequential portions of the time series, a sequential and substantially real-time output of the sequential instability index values being generated so that patient treatment can be quickly adjusted in response to the severity of apnea or hypopnea clusters. 66. The method recited in claim 65, comprising converting the plurality of sequential instability index values into an instability index value time series.
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