starting
round 0 trimming to 15 trying 2p peak model... converged. score:  19180840629235716
round 1 trimming to 20 trying 2p peak model... converged. score:  19184149491768744
round 2 trimming to 25 trying 2p peak model... converged. score:  19186355602349336
round 3 trimming to 30 trying 2p peak model... converged. score:  19185512654457560
done