Estimation device, estimation method, and program

WO2026140098A1PCT designated stage Publication Date: 2026-07-02NT T INC

Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
NT T INC
Filing Date
2024-12-25
Publication Date
2026-07-02

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Abstract

Provided are an estimation device, an estimation method, and a program capable of estimating the steroid hormone concentration in the future from the point of time when data is measured. The estimation device estimates, by using an estimation model that receives physiological data at a certain point of time as an input and outputs an estimation value of the steroid hormone concentration after a prescribed time, a first steroid hormone concentration after a prescribed time by using first physiological data at a certain point of time. The estimation model is a model trained by using second physiological data for training at a certain point of time and a measurement value of a second steroid hormone concentration for training after a prescribed time.
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Claims

1. An estimation device that uses an estimation model that takes physiological data at a certain point in time as input and outputs an estimated value of the steroid hormone concentration after a predetermined time, to estimate the first steroid hormone concentration after a predetermined time using first physiological data at a certain point in time, wherein the estimation model is a model that has been trained using second physiological data for training at a certain point in time and measured values ​​of the second steroid hormone concentration for training after a predetermined time.

2. Estimation device according to claim 1, wherein the first physiological data, the second physiological data, and the second steroid hormone concentration are obtained from the same subject.

3. Estimation device according to claim 2, characterized in that the subject is awake from a certain point in time when the second physiological data is acquired until a predetermined time period corresponding to the measurement of the second steroid hormone concentration.

4. Estimation device according to claim 1, wherein the first physiological data and the second physiological data are data that can be measured in real time, and the first steroid hormone concentration and the second steroid hormone concentration are data that cannot be measured in real time.

5. An estimation method comprising an estimation step of estimating the concentration of a first steroid hormone after a predetermined time using first physiological data at a certain point in time, with an estimation model that takes physiological data at a certain point in time as input and outputs an estimated value of the concentration of a steroid hormone after a predetermined time, wherein the estimation model is a model that has been trained using second physiological data for training at a certain point in time and measured values ​​of the concentration of a second steroid hormone for training after a predetermined time.

6. An estimation method according to claim 5, comprising a first physiological data acquisition step of acquiring the first physiological data.

7. A program to cause a computer to function as an estimation device, using an estimation model that takes physiological data at a certain point in time as input and outputs an estimated value of the steroid hormone concentration after a predetermined time, using first physiological data at a certain point in time to estimate the first steroid hormone concentration after a predetermined time, wherein the estimation model is a model that has been trained using second physiological data for training at a certain point in time and measured values ​​of the second steroid hormone concentration for training after a predetermined time.