collaborators

7 papers

cs.LG2026

Adaptive Rollout Allocation for Online Reinforcement Learning with Verifiable Rewards

Hieu Trung Nguyen, Bao Nguyen, Wenao Ma +3

Sampling efficiency is a key bottleneck in reinforcement learning with verifiable rewards. Existing group-based policy optimization methods, such as GRPO, allocate a fixed number o…

cs.LG2025

Reasoning Planning for Language Models

Bao Nguyen, Hieu Trung Nguyen, Ruifeng She +2

Selecting an appropriate reasoning method for a given query remains a key challenge in language model generation. Existing approaches typically generate multiple candidate response…

cs.AI2025

BPP-Search: Enhancing Tree of Thought Reasoning for Mathematical Modeling Problem Solving

Teng Wang, Wing-Yin Yu, Zhenqi He +8

LLMs exhibit advanced reasoning capabilities, offering the potential to transform natural language questions into mathematical models. However, existing open-source datasets in ope…

cs.LG2025

MoLAE: Mixture of Latent Experts for Parameter-Efficient Language Models

Zehua Liu, Han Wu, Ruifeng She +4

Mixture of Experts (MoE) has become a key architectural paradigm for efficiently scaling Large Language Models (LLMs) by selectively activating a subset of parameters for each inpu…

cs.CL2025

LoRE-Merging: Exploring Low-Rank Estimation For Large Language Model Merging

Zehua Liu, Han Wu, Yuxuan Yao +4

While most current approaches rely on further training techniques, such as fine-tuning or reinforcement learning, to enhance model capacities, model merging stands out for its abil…

cs.LG2025

Automatic Operator-level Parallelism Planning for Distributed Deep Learning -- A Mixed-Integer Programming Approach

Ruifeng She, Bowen Pang, Kai Li +2

As the artificial intelligence community advances into the era of large models with billions of parameters, distributed training and inference have become essential. While various…