This reverts commit 1e95803df3733021e80241ecf7b88976708f0cf7. Reason for revert: some model test not good, need to update curve function Change-Id: I6afd6115d21198f60453d4f507905b6684a65cff
This reverts commit 1e95803df3733021e80241ecf7b88976708f0cf7. Reason for revert: some model test not good, need to update curve function Change-Id: I6afd6115d21198f60453d4f507905b6684a65cff