Software developed by our laboratory

Cyclone tracking program

The neighbour enclosed area tracking algorithm for cyclone tracking can be downloaded from the link of NEAT1.4.0.tar. If you publish your study with this program, please cite the bottom references.

References:
Inatsu, M., 2009: The neighbor enclosed area tracking algorithm for extratropical wintertime cyclones. Atmospheric Science Letters, 10, 267-272.
Inatsu, M., and S. Amada, 2013: Dynamics and geometry of extratropical cyclones in the upper troposphere by using a neighbor enclosed area tracking algorithm. Journal of Climate, 26, 8641-8653.
Satake, Y., M. Inatsu, M. Mori, and A. Hasegawa, 2013: Tropical cyclone tracking using a neighbor enclosed area tracking algorithm. Monthly Weather Review, 141, 3539-3555.

Colour calculator

This programme is to automatically generate a series of RGB values for colour shading with the gradation. Go to this php programme page and try to input what you want. Python code corresponding to this is also available.

Reference
Inatsu, M., and A. Hamada, 2016: Coloring in meteorology with uniform color space,Tenki,63,803–809. (in Japanese)

EM algorithm for precipitation particle size-velocity distribution

The EM algorithm for precipitation particle size-velocity distribution can be downloaded from this. Please see README for usage of this software. If you publish your study with this program, please cite the bottom references.

References:
Katsuyama, Y., and M. Inatsu, 2020: Fitting precipitation particle size–velocity data to mixed joint probability density function with an expectation maximization algorithm. J. Atmos. Oceanic Technol., 37, 911–925, https://doi.org/10.1175/JTECH-D-19-0150.1.