| 摘要 |
<p>In order to estimate information indicating the ripeness at a harvest time in a stage after the harvest time, a harvest-time ripeness estimation device is provided with: a first optical data acquisition unit which acquires first optical data obtained by applying light of a first wavelength to a fruit or vegetable at a first point in time after the harvest time of the fruit or vegetable; a harvest-time ripeness correspondence information storage unit which stores harvest-time ripeness correspondence information indicating the correspondence relationship between the value of the first optical data with respect to the light of the first wavelength and the ripeness at the harvest time of the fruit or vegetable; and a harvest-time ripeness estimation unit which, on the basis of the acquired first optical data and the harvest-time ripeness correspondence information, estimates the ripeness at the harvest time of the fruit or vegetable.</p> |
