Created
May 22, 2023 06:13
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Bayesian error estimate from VASP.6.4.1 ML FF
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#!/usr/bin/env python3 | |
''' | |
### | |
# ML error analysis | |
# AIB_EM for VASP.6.4.1 | |
### | |
''' | |
import os, sys | |
import numpy as np | |
import pandas as pd | |
import matplotlib.pyplot as plt | |
os.system("grep T OSZICAR > frameVsEne.dat") | |
file_path = 'frameVsEne.dat' | |
df = pd.read_csv(file_path, delim_whitespace=True, header=None) | |
print(df) | |
print(df[4].idxmin()) | |
###### | |
os.system("cat ML_LOGFILE | grep BEEF > BEEF.dat") | |
with open('BEEF.dat', 'r') as file: | |
header_line = file.readlines()[11].strip() | |
columns = header_line.split()[2:] | |
print(columns) | |
data = np.genfromtxt('BEEF.dat', skip_header=14, usecols=range(1, 8),) | |
df = pd.DataFrame(data,) | |
df.columns = columns | |
print(df) | |
df.plot(x='nstep') | |
plt.savefig('BEEF.pdf', bbox_inches='tight', dpi=300) | |
plt.clf() | |
###### | |
os.system("cat ML_LOGFILE | grep ERR > ERR.dat") | |
with open('ERR.dat', 'r') as file: | |
header_line = file.readlines()[8].strip() | |
columns = header_line.split()[2:] | |
print(columns) | |
data = np.genfromtxt('ERR.dat', skip_header=11, usecols=range(1, 5),) | |
df = pd.DataFrame(data,) | |
df.columns = columns | |
print(df) | |
df.plot(x='nstep') | |
plt.savefig('ERR.pdf', bbox_inches='tight', dpi=300) | |
plt.clf() |
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