@Override
	public String toString() {
		// @formatter:off
		return getClass().getSimpleName() + getSimilarFunctionName() + 
				"\n\texecutable: " + getExecutableName() +
				"\n\tsimilarity: " + getSimilarity() + 
				"\n\tsignificance: " + getSignificance() +
				"\n\toriginal function: " + getOriginalFunctionName();
		// @formatter:on
	}
The significance of the similarity of this function to the input function.  This is a value
that starts at 0.0, with no upper bound.  Functions small in size will have a low 
significance score, as there is a chance that many small functions will have a 
similar makeup.

@return the significance of the similarity of this function to the input function.
Ghidra/Features/BSim/src/main/java/ghidra/features/bsim/gui/search/results/BSimMatchResult.java