The other day, I went to medical checkup.

And during the interview, the doctor said to me "Nothing abnormal", and I felt it is the Royal Straight Flush.

How many years has I heard the phrase? It may be the first time I was born.

This is a full score if it is TOEIC, however it is not TOEIC.

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I have terrible presbyopia recently and I can't read the letters on my computer without reading glasses.

Still, in this visual acuity check, I have got a score of 1.5 for both eyes, although I could hardly see them.

The conclusion is that "math is useful".

Especially for things like automated vision testing equipment, "Bayesian estimation" is very effective.

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Wife: "Is it meaningful with using the method ?"

Ebata:"What we can see is not everything. What is important is to see in our heart ―― and that includes "probability calculation".