Correlation coefficient correction method, exercise analysis method, correlation coefficient correction apparatus, and program
First Claim
1. A correlation coefficient correction method comprising:
- calculating a reference velocity by using a detection result in a first sensor, wherein the first sensor includes a positioning sensor mounted on a first portion of a moving object;
calculating characteristic information regarding walking of the moving object by using a detection result in a second sensor, wherein the second sensor includes an inertial sensor mounted on a second portion of the moving object; and
correcting a correlation coefficient in a correlation expression indicating a correlation between the characteristic information and a walking velocity or a stride of the moving object by using the reference velocity, wherein the walking velocity or the stride of the moving object is determined using the corrected correlation coefficient.
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Abstract
Disclosed are a correlation coefficient correction method, a correlation coefficient correction apparatus, and a program, capable of improving estimation accuracy of a walking velocity or a stride of a moving object, and an exercise analysis method capable of analyzing a user'"'"'s exercise with high accuracy. In one aspect, the correlation coefficient correction method includes calculating a reference velocity by using a detection result in a first sensor, calculating characteristic information regarding walking of a moving object by using a detection result in a second sensor mounted on the moving object, and correcting a correlation coefficient in a correlation expression indicating a correlation between the characteristic information and a walking velocity or a stride of the moving object by using the reference velocity.
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Citations
11 Claims
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1. A correlation coefficient correction method comprising:
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calculating a reference velocity by using a detection result in a first sensor, wherein the first sensor includes a positioning sensor mounted on a first portion of a moving object; calculating characteristic information regarding walking of the moving object by using a detection result in a second sensor, wherein the second sensor includes an inertial sensor mounted on a second portion of the moving object; and correcting a correlation coefficient in a correlation expression indicating a correlation between the characteristic information and a walking velocity or a stride of the moving object by using the reference velocity, wherein the walking velocity or the stride of the moving object is determined using the corrected correlation coefficient. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A correlation coefficient correction apparatus comprising:
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a reference velocity calculation section that calculates a reference velocity by using a detection result in a first sensor, wherein the first sensor includes a positioning sensor mounted on a first portion of a moving object; a walking characteristic information calculation section that calculates characteristic information regarding walking of a moving object by using a detection result in a second sensor, wherein the second sensor includes an inertial sensor mounted on a second portion of the moving object; and a correlation coefficient correction section that corrects a correlation coefficient in a correlation expression indicating a correlation between the characteristic information and a walking velocity or a stride of the moving object by using the reference velocity, wherein the walking velocity or the stride of the moving object is determined using the corrected correlation coefficient.
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11. A non-transitory computer readable storage medium storing a program, which when executed by a computer, causes the computer to perform:
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calculating a reference velocity by using a detection result in a first sensor, wherein the first sensor includes a positioning sensor mounted on a first portion of a moving object; calculating characteristic information regarding walking of the moving object by using a detection result in a second sensor, wherein the second sensor includes an inertial sensor mounted on a second portion of the moving object; and correcting a correlation coefficient in a correlation expression indicating a correlation between the characteristic information and a walking velocity or a stride of the moving object by using the reference velocity, wherein the walking velocity or the stride of the moving object is determined using the corrected correlation coefficient.
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Specification