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Piji Li

bert

text generation

vision-language model

natural language processing

grammatical error correction

multimodality

information retrieval

dialogue generation

spatial reasoning

multi-agent communication

storytelling

collaborative filtering

chinese spelling check

parameter-efficient fine-tuning

non-autoregressive generation

10

presentations

24

number of views

SHORT BIO

Dr. Piji Li is a professor in the College of Computer Science and Technology at Nanjing University of Aeronautics and Astronautics and he leads the NUAA NLP Group. Previously, he was a senior researcher at Tencent AI Lab. He received his Ph.D. degree from the Department of Systems Engineering and Engineering Management, The Chinese University of Hong Kong in 2018, under the supervision of Prof. Wai Lam. Before joining CUHK, He was a full-time R&D Engineer at Baidu Inc. and Wumii Inc. He received his master and bachelor degree from School of Computer Science and Technology in Shandong University from 2005 to 2012, under the supervision of Prof. Jun Ma.

Presentations

Semantic are Beacons: A Semantic Perspective for Unveiling Parameter-Efficient Fine-Tuning in Knowledge Learning

Renzhi Wang and 1 other author

InfoDiffusion: Information Entropy Aware Diffusion Process for Non-Autoregressive Text Generation

Renzhi Wang and 2 other authors

Multi-Source Multi-Type Knowledge Exploration and Exploitation for Dialogue Generation

Xuanfan Ni and 3 other authors

Feature-Level Debiased Natural Language Understanding

Zhaochun Ren and 7 other authors

uChecker: Masked Pretrained Language Models as Unsupervised Chinese Spelling Checkers

Piji Li

"Is Whole Word Masking Always Better for Chinese BERT?": Probing on Chinese Grammatical Error Correction

Yong Dai and 7 other authors

Event Transition Planning for Open-ended Text Generation

Qintong Li and 5 other authors

Knowledge Bridging for Empathetic Dialogue Generation

Qintong Li and 4 other authors

Tail-to-Tail Non-Autoregressive Sequence Prediction for Chinese Grammatical Error Correction

Piji Li and 1 other author

Keep it Consistent: Topic-Aware Storytelling from an Image Stream via Iterative Multi-agent Communication

Ruize Wang and 7 other authors

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