From 5665812e05bb3df420c279eced9e5dd73a365978 Mon Sep 17 00:00:00 2001
From: Erik Strand <erik.strand@cba.mit.edu>
Date: Wed, 8 May 2019 17:48:09 -0400
Subject: [PATCH] Plot recovered data
---
compressed_sensing.py | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/compressed_sensing.py b/compressed_sensing.py
index b962029..39edcd5 100644
--- a/compressed_sensing.py
+++ b/compressed_sensing.py
@@ -39,3 +39,10 @@ if __name__ == "__main__":
plt.plot(np.arange(n_samples), dct)
plt.savefig("fig_b.png")
plt.close()
+
+ # Part (c)
+ inverse_dct_matrix = np.transpose(dct_matrix)
+ recovered_sample_values = np.matmul(inverse_dct_matrix, dct)
+ plt.plot(sample_times, recovered_sample_values)
+ plt.savefig("fig_c.png")
+ plt.close()
--
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