daviddoji/Kalman-and-Bayesian-Filters-in-Python
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Extensive copy editing.

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Roger Labbe
2015-12-09 06:31:14 -08:00
parent 7b218e7243
commit 41d8d246e0
8 changed files with 795 additions and 740 deletions
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12
code/ekf_internal.py
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@@ -52,7 +52,6 @@ def ball_kf(x, y, omega, v0, dt, r=0.5, q=0.02):
def plot_radar(xs, track, time):
plt.figure()
bp.plot_track(time, track[:, 0])
bp.plot_filter(time, xs[:, 0])
@@ -76,6 +75,7 @@ def plot_radar(xs, track, time):
plt.ylim((900, 1600))
plt.show()
def plot_bicycle():
plt.clf()
plt.axes()
@@ -215,11 +215,11 @@ def show_radar_chart():
ax.annotate('$\Theta$', xy=(1.2, 1.1), color='b')
ax.annotate('$\Theta$', xy=(1.2, 1.05), color='b')
ax.annotate('Aircraft', xy=(2.04,2.), color='b')
ax.annotate('altitude', xy=(2.04,1.5), color='k')
ax.annotate('X', xy=(1.5, .9))
ax.annotate('Radar', xy=(.95, 0.9))
ax.annotate('altitude (y)', xy=(2.04,1.5), color='k')
ax.annotate('x', xy=(1.5, .9))
ax.annotate('Radar', xy=(.95, 0.8))
ax.annotate('Slant\n (r)', xy=(1.5,1.62), color='r')
plt.title("Radar Tracking")
@@ -229,4 +229,4 @@ def show_radar_chart():
ax.yaxis.set_ticks([])
plt.show()
plt.show()