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Uploading Nozzle Jet flow dataset

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README ADDED
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+ #####################################################################################################################
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+ Database created by the Theoretical and Applied Aerodynamic Research Group @ University of Naples Federico II
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+
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+ Jet flows emanating from parametric nozzle geometries.
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+ 3 geometrical parameters: fa*; ARout; nout.
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+
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+ Multi-Fidelity database of flow fields: Low-Fidelity (RANS) obtained with SU2 software; High-Fidelity (LES) obtained with CharLes software
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+ Please, refer to "Multi-fidelity Autoencoders: RANS-LES jet flow predictions" published on ......
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+ - database_RANS_LF.npy: numpy array containing the RANS (Low-Fidelity) database
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+ - parameters_RANS_LF.npy: numpy array containing the design parameters of the RANS simulations
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+ - database_LES_HF.npy: numpy array containing the LES (High-Fidelity) database
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+ - parameters_LES_HF.npy: numpy array containing the design parameters of the LES simulations
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+
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+ Dimension of database numpy arrays:
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+ [num_cases, channels, number of I pixels, number of J pixels]
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+
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+ - database_RANS_LF.npy: (92, 12, 128, 128)
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+ - database_LES_HF.npy: (18, 12, 128, 128)
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+
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+ Channels description:
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+ - 0: x grid coordinates in the x-z plane of the symmetry section (y=0)
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+ - 1: z grid coordinates in the x-z plane of the symmetry section (y=0)
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+ - 2: u velocity component in the x-z plane of the symmetry section (y=0)
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+ - 3: v velocity component in the x-z plane of the symmetry section (y=0)
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+
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+ - 4: y grid coordinates in the y-z plane of the section at x=1m
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+ - 5: z grid coordinates in the y-z plane of the section at x=1m
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+ - 6: u velocity component in the y-z plane of the section at x=1m
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+ - 7: v velocity component in the y-z plane of the section at x=1m
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+
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+ - 8: y grid coordinates in the y-z plane of the section at x=2m
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+ - 9: z grid coordinates in the y-z plane of the section at x=2m
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+ - 10: u velocity component in the y-z plane of the section at x=2m
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+ - 11: v velocity component in the y-z plane of the section at x=2m
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