KDE Plot

Oven Cooking Temperature Distribution

KDE of oven temperatures used in home cooking recipes.

Output
Oven Cooking Temperature Distribution
Python
import matplotlib.pyplot as plt
import numpy as np
from scipy import stats

np.random.seed(205)

low = np.random.normal(150, 20, 200)
medium = np.random.normal(180, 15, 400)
high = np.random.normal(220, 20, 300)
temps = np.concatenate([low, medium, high])
temps = temps[(temps > 100) & (temps < 280)]

kde = stats.gaussian_kde(temps)
x = np.linspace(100, 280, 500)
y = kde(x)

colors = ['#1e3a8a', '#3b82f6', '#22d3ee', '#fbbf24', '#f97316', '#dc2626']

fig, ax = plt.subplots(figsize=(12, 6), facecolor='#ffffff')
ax.set_facecolor('#ffffff')

for i in range(len(x)-1):
    norm_val = (x[i] - 100) / 180
    color_idx = int(norm_val * (len(colors) - 1))
    color_idx = max(0, min(color_idx, len(colors)-1))
    ax.fill_between(x[i:i+2], y[i:i+2], alpha=0.6, color=colors[color_idx])

ax.plot(x, y, color='#374151', linewidth=2.5)

recipes = [(150, 'Slow Cook'), (180, 'Baking'), (200, 'Roasting'), (230, 'Pizza')]
for val, label in recipes:
    ax.axvline(val, color='#9ca3af', linestyle='--', linewidth=1.5, alpha=0.7)
    ax.text(val+3, max(y)*0.85, label, color='#6b7280', fontsize=8, rotation=90, va='top')

ax.set_xlabel('Temperature (C)', fontsize=12, color='#1f2937', fontweight='500')
ax.set_ylabel('Density', fontsize=12, color='#1f2937', fontweight='500')
ax.set_title('Oven Cooking Temperature Distribution', fontsize=16, color='#1f2937', fontweight='bold', pad=15)

ax.tick_params(colors='#374151', labelsize=10)
for spine in ax.spines.values():
    spine.set_color('#d1d5db')
ax.grid(True, alpha=0.3, color='#e5e7eb')
ax.set_xlim(100, 280)

plt.tight_layout()
plt.show()
Library

Matplotlib

Category

Statistical

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