Answers for "least squares python"

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least squares python

# REGRESSION ------------------------------------------------------------------
p0 = [-1, -3e-3, 1]                                        # guessed params
w, _ = opt.curve_fit(func, x_samp, y_samp, p0=p0)     
print("Estimated Parameters", w)  

# Model
y_model = func(x_lin, *w)

# PLOT ------------------------------------------------------------------------
# Visualize data and fitted curves
plt.plot(x_samp, y_samp, "ko", label="Data")
plt.plot(x_lin, y_model, "k--", label="Fit")
plt.title("Least squares regression")
plt.legend(loc="upper left")

# Estimated Parameters [-1.66301087 -0.0026884   1.00995394]
Posted by: Guest on March-25-2020

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