Dafeng Chi

3 papers · 2022–2025 · 2 venues · across top CS/AI venues

Authors are matched by name, so researchers who share a name ("Yang Liu", "Wei Wang") appear as a single profile and their paper counts, venues and achievements are combined. How identity is handled.

Achievements

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🌍 Conference Polyglot · Bronze 🌉 Interdisciplinary Bridge · Silver 🗺️ Taxonomy Completionist (17)

Venues

EMNLP (2) NAACL (1)

Top co-authors

Yuzheng Zhuang (3) Irwin King (2) YueEn Ma (2) Xin Jiang (1) Qun Liu (1) Jianye Hao (1) Jianzhu Bao (1) Yao Mu (1) Kai Song (1) Yuhan Dong (1)

Research topics

Artificial Intelligence (3) Deep Learning (3) Core AI (3) Machine Learning (2) Learning Types · Machine Learning (2) Natural Language Processing (1) Reinforcement Learning (1) Architectures (1) Generation (1) Learning Types · Deep Learning (1) Methods (1) Models (1)

Keywords

transformer architecture (1) reinforcement learning (1) offline reinforcement learning (1) imitation learning (1) policy learning (1) mutual information (1) variational autoencoder (1) distributional shift (1) language generation (1) latent code (1) dialogue system (1) joint training (1) user simulator (1) generative diversity (1) embodied instruction following (1) trajectory attention (1) compound exposure bia (1) contrastive dynamics learning (1)

Papers

Astra: Efficient Transformer Architecture and Contrastive Dynamics Learning for Embodied Instruction Following EMNLP 2025 VOLTA: Improving Generative Diversity by Variational Mutual Information Maximizing Autoencoder NAACL 2024 Offline-to-Online Co-Evolutional User Simulator and Dialogue System EMNLP 2022