protected void initializeScores() {
		int size = executableSet.numExecutables();
		score = new float[size][];
		for (int i = 0; i < size; ++i) {
			score[i] = new float[i + 1];
			float row[] = score[i];
			for (int j = 0; j <= i; ++j) {
				row[j] = 0.0f;
			}
		}
	}
Initialize the scoring matrix with zero. The matrix size
is the number of executables registered with addExecutable()
Ghidra/Features/BSim/src/main/java/ghidra/features/bsim/query/client/ExecutableScorer.java