@Override
	public float getScore(int a, int b) {
		// We use only the single column score matrix
		if (b == singleExeXref) {
			return singleScore[a - 1];
		}
		return singleScore[b - 1];

	}
Construct the scorer.  If normalized scores are required, a self-score cacher
must be provided.
@param cache is the self-score cacher or null
@throws LSHException for problems initializing the cache
Ghidra/Features/BSim/src/main/java/ghidra/features/bsim/query/client/ExecutableScorerSingle.java