Norihiro Mita

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Nocturnal wild bird species identification by sound information using wavelet is investigated. As the method, firstly, perform frequency conversion of a bird call. From there, obtained the mean value express the strength of the frequency ingredient and the modulation spectrums express the frequency of the bird call. Next, input feature quantity into the(More)
PURPOSE To evaluate the repeatability of a new method of measurement of visual acuity by use of a psychometric function. METHODS The visual acuity of 15 healthy adults was measured by use of a psychometric function (PFVA) and by use of a conventional method using a decimal visual acuity chart (DeVA). We performed two tests. To evaluate intra-rater(More)
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