@@ -475,7 +475,7 @@ def get_recommend_params(ab_exp_info):
elif config_.AB_EXP_CODE['rov_rank_appType_19'] in ab_exp_code_list:
ab_code = config_.AB_CODE['rov_rank_appType_19']
expire_time = 3600
- top_K = 2
+ top_K = 1
flow_pool_P = config_.P_18_19
no_op_flag = True
