collaborators

6 papers

cs.LG2026

Gradient Under Microscope: Benchmarking Resource Utilization of Memory-Efficient Gradient Computation Methods

Sarthak Mahapatra, Zihan Zhou, Khatoon Khedri +2

AI training's rising resource intensity is straining electricity supplies and carbon budgets, motivating systematic study of memory-efficient training on constrained hardware. We b…

cs.CL2026

MiniCPM-SALA: Hybridizing Sparse and Linear Attention for Efficient Long-Context Modeling

MiniCPM Team, Wenhao An, Yingfa Chen +44

The evolution of large language models (LLMs) towards applications with ultra-long contexts faces challenges posed by the high computational and memory costs of the Transformer arc…

cs.LG2026

Order Matters in Retrosynthesis: Structure-aware Generation via Reaction-Center-Guided Discrete Flow Matching

Chenguang Wang, Zihan Zhou, Lei Bai +1

Template-free retrosynthesis methods treat the task as black-box sequence generation, limiting learning efficiency, while semi-template approaches rely on rigid reaction libraries…

stat.ML2026

Efficient Causal Structure Learning via Modular Subgraph Integration

Haixiang Sun, Pengchao Tian, Zihan Zhou +3

Learning causal structures from observational data remains a fundamental yet computationally intensive task, particularly in high-dimensional settings where existing methods face c…

cs.LG2026

Unrewarded Exploration in Large Language Models Reveals Latent Learning from Psychology

Jian Xiong, Jingbo Zhou, Zihan Zhou +6

Latent learning, classically theorized by Tolman, shows that biological agents (e.g., rats) can acquire internal representations of their environment without rewards, enabling rapi…

cs.LG2025

GradES: Significantly Faster Training in Transformers with Gradient-Based Early Stopping

Qifu Wen, Xi Zeng, Zihan Zhou +4

Early stopping monitors global validation loss and halts all parameter updates simultaneously, which is computationally costly for large transformers due to the extended time requi…