Test / splits_ef_sim /README.md
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Training Data (Unit-Corrected)

This directory contains molecular data with corrected units ready for DCMnet/PhysnetJax training.

Data Corrections Applied

1. Atomic Coordinates (R)

  • Original: Angstroms (verified)
  • Status: ✓ Correct
  • Units: Angstrom (ASE standard)

2. Energies (E)

  • Original: Hartree
  • Converted: eV (ASE standard)
  • Factor: ×27.211386

3. Forces (F)

  • Original: Hartree/Bohr
  • Converted: eV/Angstrom (ASE standard)
  • Factor: ×51.42208

Data Splits

  • Train: 5600 samples (80%)
  • Valid: 700 samples (10%)
  • Test: 701 samples (10%)
  • Seed: 42 (reproducible)

Files

Energy, Forces, and Dipoles

  • energies_forces_dipoles_train.npz
  • energies_forces_dipoles_valid.npz
  • energies_forces_dipoles_test.npz

Each contains:

  • R: Atomic coordinates [Angstrom]
  • Z: Atomic numbers [int]
  • N: Number of atoms [int]
  • E: Energies [eV] ← CONVERTED from Hartree
  • F: Forces [eV/Angstrom] ← CONVERTED from Hartree/Bohr
  • Dxyz: Dipole moments [e·Å] ← CONVERTED from Debye

Units Summary (ASE Standard)

Property Unit Status
R (coordinates) Angstrom ✓ Correct
E (energy) eV ✓ Converted
F (forces) eV/Angstrom ✓ Converted
Dxyz (dipoles) e·Å ✓ Converted from Debye

Usage

import numpy as np

# Load training data
train_props = np.load('energies_forces_dipoles_train.npz')

# All units are ASE-standard - ready to use!
R = train_props['R']  # Angstroms
E = train_props['E']  # eV
F = train_props['F']  # eV/Angstrom
Dxyz = train_props['Dxyz']  # e·Å (converted from Debye)

Generated by: mmml.cli.fix_and_split