private double getThresholdForStringOfLength(int len) {
		int index = len - 4;
		if (index < 0) {
			return INVALID_THRESHOLD;
		}
		if (index >= thresholds.length) {
			index = thresholds.length - 1;
		}
		return thresholds[index];
	}
Remove this flag when the trigram model thresholds have been recalculated
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/strings/TrigramStringValidator.java