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Correct latex formatting in elbow legend #1061

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Apr 21, 2020
Merged

Correct latex formatting in elbow legend #1061

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4 changes: 2 additions & 2 deletions yellowbrick/cluster/elbow.py
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Original file line number Diff line number Diff line change
Expand Up @@ -358,7 +358,7 @@ def draw(self):
# Plot the silhouette score against k
self.ax.plot(self.k_values_, self.k_scores_, marker="D")
if self.locate_elbow is True and self.elbow_value_ is not None:
elbow_label = "$elbow at k={}, score={:0.3f}$".format(
elbow_label = "elbow at $k={}$, $score={:0.3f}$".format(
self.elbow_value_, self.elbow_score_
)
self.ax.axvline(
Expand Down Expand Up @@ -398,7 +398,7 @@ def finalize(self):

# set the legend if locate_elbow=True
if self.locate_elbow is True and self.elbow_value_ is not None:
self.ax.legend(loc="best", fontsize="medium")
self.ax.legend(loc="best", fontsize="medium", frameon=True)

# Set the second y axis labels
if self.timings:
Expand Down