planet boat size plots.py

import pandas as pd

areas = []
for i, img in enumerate(found_objects):
    for r, reg in enumerate(img):
        for cnt in reg['contours']:
            areas.append((cv2.contourArea(cnt), r, i))
            
df = pd.DataFrame(data = areas, columns=['area', 'dock', 'image'])

df.plot(kind='scatter', x='dock', y='area', figsize=(10, 5), c='gray', s=df['area'], ylim=(0,600), title="Object area by Dock")
df.plot(kind='scatter', x='image', y='area', figsize=(10, 5), s=75)
df.plot(kind='scatter', x='dock', y='image', figsize=(10, 5), s=df['area'])

plt.figure();
df['area'].plot(kind='hist', bins=15, figsize=(10, 5), x='Area')
plt.show()