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mingsheng shang

7 accepted papers

2026

Drift is a Sampling Error: SNR-Aware Power Distributions for Long-Horizon Robotic Planning

ICML 2026poster

Despite rapid progress in Vision-Language-Action (VLA) models for robotic control, instruction drift remains a persistent failure mode in long-horizon tasks. This paper reconceptualizes this phenomenon, positing that instruction drift is fundamentally a systematic sampling error: local greedy sampli…

Cited by 0SourceScholar
2026

FT-NCFM: An Influence-Aware Data Distillation Framework for Efficient VLA Models

AAAI 2026technical

The powerful generalization of Vision-Language-Action (VLA) models is bottlenecked by their heavy reliance on massive, redundant, and unevenly valued datasets, hindering their widespread application. Existing model-centric optimization paths, such as model compression (which often leads to performan

Cited by 0SourcePDFScholar
2026

Revisiting Fairness-aware Interactive Recommendation: Item Lifecycle as a Control Knob

AAAI 2026technical

This paper revisits fairness-aware interactive recommendation (e.g., TikTok, KuaiShou) by introducing a novel control knob, i.e., the lifecycle of items. We make threefold contributions. First, we conduct a comprehensive empirical analysis and uncover that item lifecycles in short-video platforms fo

Cited by 0SourcePDFScholar
2025

DRAE: Dynamic Retrieval-Augmented Expert Networks for Lifelong Learning and Task Adaptation in Robotics

ACL 2025long

We introduce Dynamic Retrieval-Augmented Expert Networks (DRAE), a groundbreaking architecture that addresses the challenges of lifelong learning, catastrophic forgetting, and task adaptation by combining the dynamic routing capabilities of Mixture-of-Experts (MoE); leveraging the knowledge-enhancem…

Cited by 0SourcePDFScholar
2025

IFIR: A Comprehensive Benchmark for Evaluating Instruction-Following in Expert-Domain Information Retrieval

NAACL 2025long

We introduce IFIR, the first comprehensive benchmark designed to evaluate instruction-following information retrieval (IR) in expert domains. IFIR includes 2,426 high-quality examples and covers eight subsets across four specialized domains: finance, law, healthcare, and science literature. Each sub…

2022

Zero Stability Well Predicts Performance of Convolutional Neural Networks

AAAI 2022technical

The question of what kind of convolutional neural network (CNN) structure performs well is fascinating. In this work, we move toward the answer with one more step by connecting zero stability and model performance. Specifically, we found that if a discrete solver of an ordinary differential equation…