Update README.md
Browse files基于论文ESimCSE进行复现，基于STS-B训练集 + 额外数据 进行训练，在中文STS-B的验证集spermanr相关性得分为0.7201.
论文参考：
@inproceedings{Wu2021ESimCSEES,
title={ESimCSE: Enhanced Sample Building Method for Contrastive Learning of Unsupervised Sentence Embedding},
author={Xing Wu and Chaochen Gao and Liangjun Zang and Jizhong Han and Zhongyuan Wang and Songlin Hu},
booktitle={International Conference on Computational Linguistics},
year={2021}
}