public double getGlobalPhaseRankScoreDropLimit() {
        if (globalPhaseRankScoreDropLimit > -Double.MAX_VALUE) {
            return globalPhaseRankScoreDropLimit;
        }
        return uniquelyInherited(RankProfile::getGlobalPhaseRankScoreDropLimit, c -> c > -Double.MAX_VALUE, "global-phase rank-score-drop-limit")
                .orElse(globalPhaseRankScoreDropLimit);
    }
Whether we should ignore the default rank features. Set to null to use inherited
config-model/src/main/java/com/yahoo/schema/RankProfile.java