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Jing Zhu

8 accepted papers

2025

DISCO Balances the Scales: Adaptive Domain- and Difficulty-Aware Reinforcement Learning on Imbalanced Data

EMNLP 2025

Large Language Models (LLMs) are increasingly aligned with human preferences through Reinforcement Learning from Human Feedback (RLHF). Among RLHF methods, Group Relative Policy Optimization (GRPO) has gained attention for its simplicity and strong performance, notably eliminating the need for a lea

Cited by 0SourcePDFScholar
2025

Mosaic of Modalities: A Comprehensive Benchmark for Multimodal Graph Learning

CVPR 2025poster

Graph machine learning has made significant strides in recent years, yet the integration of visual information with graph structure and its potential for improving performance in downstream tasks remains an underexplored area. To address this critical gap, we introduce the Multimodal Graph Benchmark…

2024

Multi-Stage Balanced Distillation: Addressing Long-Tail Challenges in Sequence-Level Knowledge Distillation

EMNLP 2024finding

Large language models (LLMs) have significantly advanced various natural language processing tasks, but deploying them remains computationally expensive. Knowledge distillation (KD) is a promising solution, enabling the transfer of capabilities from larger teacher LLMs to more compact student models…

2024

NetworkGym: Reinforcement Learning Environments for Multi-Access Traffic Management in Network Simulation

NeurIPS 2024poster

Mobile devices such as smartphones, laptops, and tablets can often connect to multiple access networks (e.g., Wi-Fi, LTE, and 5G) simultaneously. Recent advancements facilitate seamless integration of these connections below the transport layer, enhancing the experience for apps that lack inherent m…

2024

On the Impact of Feature Heterophily on Link Prediction with Graph Neural Networks

NeurIPS 2024poster

Heterophily, or the tendency of connected nodes in networks to have different class labels or dissimilar features, has been identified as challenging for many Graph Neural Network (GNN) models. While the challenges of applying GNNs for node classification when class labels display strong heterophily…

Cited by 1SourcePDFScholar
2022

Touch and Go: Learning from Human-Collected Vision and Touch

NeurIPS 2022accept

The ability to associate touch with sight is essential for tasks that require physically interacting with objects in the world. We propose a dataset with paired visual and tactile data called Touch and Go, in which human data collectors probe objects in natural environments using tactile sensors, wh…

Cited by 55SourcePDFScholar
2021

NegatER: Unsupervised Discovery of Negatives in Commonsense Knowledge Bases

EMNLP 2021main

Codifying commonsense knowledge in machines is a longstanding goal of artificial intelligence. Recently, much progress toward this goal has been made with automatic knowledge base (KB) construction techniques. However, such techniques focus primarily on the acquisition of positive (true) KB statemen…