| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a sleep depth determination device capable of increasing sleep depth determination accuracy for various users while suppressing an arithmetic load.SOLUTION: A sleep depth determination device includes: biological information acquisition parts 1, 12, and 13 for acquiring biological information on a user; a feature amount calculation part 14 for calculating a plurality of types of feature amounts based on the biological information; a sleep layer setting part 15 for setting a sleep layer to a first layer divided into wakening, REM sleep, and non-REM sleep, and a second layer divided into wakening, REM sleep or non-REM sleep which have been segmented; a sleep depth determination part 16 that while selecting any one of the plurality of types of feature amounts in dividing the first layer and the second layer, determines the user's sleep depth by applying the selected feature amount to a support vector machine learned based on teacher data.</p> |
