Expression 4: "q" left parenthesis, "x" , right parenthesis equals max left parenthesis, 0 , min left parenthesis, "x" , 1 , right parenthesis times left parenthesis, 2 Superscript, "b" , Baseline minus 1 , right parenthesis , right parenthesisqx=max0,minx,1·2b−1
4
Expression 5: "s" left parenthesis, "x" , right parenthesis equals StartFraction, "q" left parenthesis, "x" , right parenthesis Over StartRoot, left parenthesis, "q" left parenthesis, "x" , right parenthesis minus floor left parenthesis, "q" left parenthesis, "x" , right parenthesis , right parenthesis , right parenthesis times left parenthesis, 1 minus left parenthesis, "q" left parenthesis, "x" , right parenthesis minus floor left parenthesis, "q" left parenthesis, "x" , right parenthesis , right parenthesis , right parenthesis , right parenthesis , EndRoot , EndFractionsx=qxqx−floorqx·1−qx−floorqx
5
Noise to signal ratio (lower is better)
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Expression 7: StartFraction, 1 Over "s" left parenthesis, "x" , right parenthesis , EndFraction1sx