Chen, Jiasi

7 publications

ICLR 2026 SmartChunk Retrieval: Query-Aware Chunk Compression with Planning for Efficient Document RAG Xuechen Zhang, Koustava Goswami, Samet Oymak, Jiasi Chen, Nedim Lipka

NeurIPS 2025 BREAD: Branched Rollouts from Expert Anchors Bridge SFT & RL for Reasoning Xuechen Zhang, Zijian Huang, Yingcong Li, Chenshun Ni, Jiasi Chen, Samet Oymak

AAAI 2024 Class-Attribute Priors: Adapting Optimization to Heterogeneity and Fairness Objective Xuechen Zhang, Mingchen Li, Jiasi Chen, Christos Thrampoulidis, Samet Oymak

NeurIPS 2024 Efficient Contextual LLM Cascades Through Budget-Constrained Policy Learning Xuechen Zhang, Zijian Huang, Ege Onur Taga, Carlee Joe-Wong, Samet Oymak, Jiasi Chen

NeurIPS 2024 Selective Attention: Enhancing Transformer Through Principled Context Control Xuechen Zhang, Xiangyu Chang, Mingchen Li, Amit Roy-Chowdhury, Jiasi Chen, Samet Oymak

NeurIPSW 2023 Augmenting Federated Learning with Pretrained Transformers Xuechen Zhang, Mingchen Li, Xiangyu Chang, Jiasi Chen, Amit Roy-Chowdhury, Ananda Suresh, Samet Oymak

NeurIPS 2021 AutoBalance: Optimized Loss Functions for Imbalanced Data Mingchen Li, Xuechen Zhang, Christos Thrampoulidis, Jiasi Chen, Samet Oymak