Authors: Jie Li 、Wei Wang、Yuqi Zhang、Ruixue Zhang、Yiru Zhao、Danya Zhou、Di Wang、Dong Xiang、Hui Wang、Min Xu、Pengyu Chen、Bin Zhang、Chao Li、Shiyu Hu、Songtao Li、Yunxin Yang

Affiliation: Shanghai Pudong Development Bank

Email: zhangyq26@outlook.com、wangdee0805@139.com、lij131@spdb.com.cn

Description: Circle seals, ellipse seals, rectangle seals and triangle seals were trained with different method in task 1. The seal title detection model is trained using the provided training data and the synthetic data in the team, and the detection model is PANNet.The synthetic data is based on the style analysis of training data, and more than 20,000 training samples are synthesized in total.Two different PANNet models based on Circle and ellipse seals，rectangle and triangle seals are trained respectively for test set testing.