2 papers
physics.geo-ph2017
New classification method of volcanic ash samples using statistically determined grain types
Rina Noguchi, Hideitsu Hino, Nobuo Geshi +2
We developed a method to classify volcanic ash samples by introducing statistically determined grain types. Using more than 10,000 numbers of automatically measured grain data (par…
physics.geo-ph2017
Shape recognition of volcanic ash by simple convolutional neural network
Daigo Shoji, Rina Noguchi
Shape analyses of tephra grains result in understanding eruption mechanism of volcanoes. However, we have to define and select parameter set such as convexity for the precise discr…