dnet-hadoop/dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/util/TrustUtils.java

package eu.dnetlib.dhp.broker.oa.util;

public class TrustUtils {

	public static float rescale(final double score, final double threshold) {
		if (score >= BrokerConstants.MAX_TRUST) {
			return BrokerConstants.MAX_TRUST;
		}

		final double val = (score - threshold) * (BrokerConstants.MAX_TRUST - BrokerConstants.MIN_TRUST)
			/ (BrokerConstants.MAX_TRUST - threshold);

		if (val < BrokerConstants.MIN_TRUST) {
			return BrokerConstants.MIN_TRUST;
		}
		if (val > BrokerConstants.MAX_TRUST) {
			return BrokerConstants.MAX_TRUST;
		}

		return (float) val;
	}
}