[HW4] Problem 1 and 2HEADmaster

1 files changed, 45 insertions, 0 deletions

diff --git a/hw4/plot.py b/hw4/plot.py
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index 0000000..0ed704a
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+++ b/hw4/plot.py
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+import matplotlib.pyplot as plt
+import numpy as np
+import seaborn as sbn
+
+sbn.set_style("white")
+
+
+def three():
+    with open("gibbs_2.txt") as fh:
+        values = [map(float, line.strip().split()) for line in fh]
+        a, b, c = zip(*values)
+        plt.figure(figsize=(8, 6))
+        plt.plot(a, -np.array(b), label="train")
+        plt.plot(a, -np.array(c), label="test")
+        plt.legend(loc="lower right")
+        plt.xlabel("Epoch")
+        plt.ylabel("Likelihood")
+        plt.savefig("2.pdf")
+
+
+def four():
+    plt.figure(figsize=(8, 6))
+    for i in xrange(1, 11):
+        with open("gibbs_" + str(i) + ".txt") as fh:
+            values = [map(float, line.strip().split()) for line in fh]
+            a, b, c = zip(*values)
+            plt.plot(a, np.array(b), label="K=" + str(i))
+    plt.legend(loc="upper right")
+    plt.xlabel("Epoch")
+    plt.ylabel("MSE")
+    plt.axes().set_yscale("log")
+    plt.savefig("train.pdf")
+
+    plt.figure(figsize=(8, 6))
+    for i in xrange(1, 11):
+        with open("gibbs_" + str(i) + ".txt") as fh:
+            values = [map(float, line.strip().split()) for line in fh]
+            a, b, c = zip(*values)
+            plt.plot(a, np.array(c), label="K=" + str(i))
+    plt.legend(loc="upper right")
+    plt.xlabel("Epoch")
+    plt.ylabel("MSE")
+    plt.axes().set_yscale("log")
+    plt.savefig("test.pdf")
+four()