diff options
| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /1895/CH11/EX11.44 | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '1895/CH11/EX11.44')
| -rwxr-xr-x | 1895/CH11/EX11.44/EXAMPLE11_44.SCE | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/1895/CH11/EX11.44/EXAMPLE11_44.SCE b/1895/CH11/EX11.44/EXAMPLE11_44.SCE new file mode 100755 index 000000000..bff6bc15e --- /dev/null +++ b/1895/CH11/EX11.44/EXAMPLE11_44.SCE @@ -0,0 +1,31 @@ +//ANALOG AND DIGITAL COMMUNICATION
+//BY Dr.SANJAY SHARMA
+//CHAPTER 11
+//Information Theory
+clear all;
+clc;
+printf("EXAMPLE 11.44(PAGENO 529)");
+
+//given
+P_x1 = 1/2//probability of first symbol
+P_x2 = 1/4//probability of second symbol
+P_x3 = 1/8//probability of third symbol
+P_x4 = 1/8//probability of fouth symbol
+n1 = 1
+n2 = 2
+n3 = 3
+n4 = 3
+
+//calculations
+I_x1 = -log2(P_x1);
+I_x2 = -log2(P_x2);
+I_x3 = -log2(P_x3);
+I_x4 = -log2(P_x4);
+H_x = P_x1*I_x1 + P_x2*I_x2 + P_x3*I_x3 + P_x4*I_x4;
+L = P_x1*n1 + P_x2*n2 + P_x3*n3 + P_x4*n4;
+neta = H_x/L;
+P_neta = neta*100//efficiency in percentage
+
+//results
+printf("\n\nEfficiency = %.2f",neta);
+printf("\n\nEfficiency in percentage = %.2f percent",P_neta);
|