Commit 44060889b7cb301838ffdb16f60110216e857ba3
1 parent
e403ed5fb6
Exists in
master
allow the user to plot points on space (2d or 3d), coloring these with respect t…
…o the character label
Showing 1 changed file with 62 additions and 0 deletions Side-by-side Diff
scripts/plot/plot-character.py
| 1 | + | |
| 2 | +import matplotlib.pyplot as plt | |
| 3 | +import numpy as np | |
| 4 | +import pandas as pd | |
| 5 | +import argparse | |
| 6 | +from os.path import isfile | |
| 7 | +from volia.data_io import read_features, read_lst | |
| 8 | + | |
| 9 | + | |
| 10 | +if __name__ == "__main__": | |
| 11 | + # Argparse | |
| 12 | + parser = argparse.ArgumentParser(description="Plot points with color for each character") | |
| 13 | + parser.add_argument("--features", type=str, help="features file path") | |
| 14 | + parser.add_argument("--utt2char", type=str, help="char2utt file path") | |
| 15 | + parser.add_argument("--sublist", type=str, default=None, help="white list of ids to take into account") | |
| 16 | + parser.add_argument("--outfile", default="out.pdf", type=str, help="") | |
| 17 | + parser.add_argument("--title", default="Example of plot", type=str, help="Specify the title") | |
| 18 | + args = parser.parse_args() | |
| 19 | + | |
| 20 | + # List of assertions | |
| 21 | + assert args.features, "Need to specify features option" | |
| 22 | + assert args.utt2char, "Need to specify char2utt option file" | |
| 23 | + assert isfile(args.features), "Features path should point to a file" | |
| 24 | + assert isfile(args.utt2char), "char2utt path should point to a file" | |
| 25 | + if args.sublist is not None: | |
| 26 | + assert isfile(args.sublist), "sublist path should point to a file" | |
| 27 | + | |
| 28 | + | |
| 29 | + id_to_features = read_features(args.features) | |
| 30 | + | |
| 31 | + ids = [] | |
| 32 | + if args.sublist is not None: | |
| 33 | + print("Using sublist") | |
| 34 | + list_ids = read_lst(args.sublist) | |
| 35 | + ids = [ key for key in list_ids.keys() ] | |
| 36 | + else: | |
| 37 | + ids = [ key for key in id_to_features.keys() ] | |
| 38 | + | |
| 39 | + utt2char = read_lst(args.utt2char) | |
| 40 | + | |
| 41 | + features = [ id_to_features[id_] for id_ in ids ] | |
| 42 | + features = np.vstack(features) | |
| 43 | + | |
| 44 | + characters_list = [ utt2char[id_][0] for id_ in ids ] | |
| 45 | + | |
| 46 | + features_T = features.transpose() | |
| 47 | + print("Number of characters: ", len(np.unique(characters_list))) | |
| 48 | + df = pd.DataFrame(dict( | |
| 49 | + x=features_T[0], | |
| 50 | + y=features_T[1], | |
| 51 | + character=characters_list)) | |
| 52 | + | |
| 53 | + groups = df.groupby('character') | |
| 54 | + | |
| 55 | + # Plot | |
| 56 | + fig, ax = plt.subplots() | |
| 57 | + | |
| 58 | + for character, group in groups: | |
| 59 | + p = ax.plot(group.x, group.y, marker='o', linestyle='', ms=1, label=character) | |
| 60 | + ax.legend() | |
| 61 | + plt.savefig(args.outfile) | |
| 62 | + print("Your plot is saved well (no check of this affirmation)") |