Search Results for author: Qi Hu

Found 19 papers, 9 papers with code

MCIP: Protecting MCP Safety via Model Contextual Integrity Protocol

no code implementations20 May 2025 Huihao Jing, Haoran Li, Wenbin Hu, Qi Hu, Heli Xu, Tianshu Chu, Peizhao Hu, Yangqiu Song

Building on this taxonomy, we develop benchmark and training data that support the evaluation and improvement of LLMs' capabilities in identifying safety risks within MCP interactions.

Context Reasoner: Incentivizing Reasoning Capability for Contextualized Privacy and Safety Compliance via Reinforcement Learning

no code implementations20 May 2025 Wenbin Hu, Haoran Li, Huihao Jing, Qi Hu, Ziqian Zeng, Sirui Han, Heli Xu, Tianshu Chu, Peizhao Hu, Yangqiu Song

For OpenThinker-7B, a strong reasoning model that significantly outperforms its base model Qwen2. 5-7B-Instruct across diverse subjects, our method enhances its general reasoning capabilities, with +2. 05% and +8. 98% accuracy improvement on the MMLU and LegalBench benchmark, respectively.

MMLU Reinforcement Learning (RL)

A Deep Single Image Rectification Approach for Pan-Tilt-Zoom Cameras

no code implementations9 Apr 2025 Teng Xiao, Qi Hu, Qingsong Yan, Wei Liu, Zhiwei Ye, Fei Deng

This paper presents a Forward Distortion and Backward Warping Network (FDBW-Net), a novel framework for wide-angle image rectification.

Decoder

Top Ten Challenges Towards Agentic Neural Graph Databases

no code implementations24 Jan 2025 Jiaxin Bai, ZiHao Wang, Yukun Zhou, Hang Yin, Weizhi Fei, Qi Hu, Zheye Deng, Jiayang Cheng, Tianshi Zheng, Hong Ting Tsang, Yisen Gao, Zhongwei Xie, Yufei Li, Lixin Fan, Binhang Yuan, Wei Wang, Lei Chen, Xiaofang Zhou, Yangqiu Song

This paper introduces Agentic Neural Graph Databases (Agentic NGDBs), which extend NGDBs with three core functionalities: autonomous query construction, neural query execution, and continuous learning.

Management

Node Level Graph Autoencoder: Unified Pretraining for Textual Graph Learning

no code implementations9 Aug 2024 Wenbin Hu, Huihao Jing, Qi Hu, Haoran Li, Yangqiu Song

Textual graph representation learning aims to generate low-dimensional feature embeddings from textual graphs that can improve the performance of downstream tasks.

Graph Learning Graph Representation Learning +3

Simulate and Eliminate: Revoke Backdoors for Generative Large Language Models

1 code implementation13 May 2024 Haoran Li, Yulin Chen, Zihao Zheng, Qi Hu, Chunkit Chan, Heshan Liu, Yangqiu Song

We initially propose Overwrite Supervised Fine-tuning (OSFT) for effective backdoor removal when the trigger is known.

CFMW: Cross-modality Fusion Mamba for Multispectral Object Detection under Adverse Weather Conditions

1 code implementation25 Apr 2024 Haoyuan Li, Qi Hu, You Yao, Kailun Yang, Peng Chen

Furthermore, we introduce the Cross-modality Fusion Mamba with Weather-removal (CFMW) to augment detection accuracy in adverse weather conditions.

Mamba Multispectral Object Detection +3

Federated Neural Graph Databases

no code implementations22 Feb 2024 Qi Hu, Weifeng Jiang, Haoran Li, ZiHao Wang, Jiaxin Bai, Qianren Mao, Yangqiu Song, Lixin Fan, JianXin Li

However, existing NGDBs are typically designed to operate on a single graph, limiting their ability to reason across multiple graphs.

Complex Query Answering Federated Learning +3

Privacy-Preserved Neural Graph Databases

1 code implementation25 Dec 2023 Qi Hu, Haoran Li, Jiaxin Bai, ZiHao Wang, Yangqiu Song

Neural graph databases (NGDBs) have emerged as a powerful paradigm that combines the strengths of graph databases (GDBs) and neural networks to enable efficient storage, retrieval, and analysis of graph-structured data which can be adaptively trained with LLMs.

Privacy Preserving RAG +2

User Consented Federated Recommender System Against Personalized Attribute Inference Attack

1 code implementation23 Dec 2023 Qi Hu, Yangqiu Song

However, the recommendation model learned by a common FedRec may still be vulnerable to private information leakage risks, particularly attribute inference attacks, which means that the attacker can easily infer users' personal attributes from the learned model.

Attribute Federated Learning +2

PrivLM-Bench: A Multi-level Privacy Evaluation Benchmark for Language Models

1 code implementation7 Nov 2023 Haoran Li, Dadi Guo, Donghao Li, Wei Fan, Qi Hu, Xin Liu, Chunkit Chan, Duanyi Yao, Yuan YAO, Yangqiu Song

Lastly, PrivLM-Bench performs existing privacy attacks on LMs with pre-defined privacy objectives as the empirical evaluation results.

Privacy Preserving

Privacy in Large Language Models: Attacks, Defenses and Future Directions

no code implementations16 Oct 2023 Haoran Li, Yulin Chen, Jinglong Luo, Jiecong Wang, Hao Peng, Yan Kang, Xiaojin Zhang, Qi Hu, Chunkit Chan, Zenglin Xu, Bryan Hooi, Yangqiu Song

The advancement of large language models (LLMs) has significantly enhanced the ability to effectively tackle various downstream NLP tasks and unify these tasks into generative pipelines.

Independent Distribution Regularization for Private Graph Embedding

1 code implementation16 Aug 2023 Qi Hu, Yangqiu Song

Additionally, we introduce a novel regularization to enforce the independence of the encoders.

Attribute Graph Embedding +5

Universal adaptive optics for microscopy through embedded neural network control

no code implementations6 Jan 2023 Qi Hu, Martin Hailstone, Jingyu Wang, Matthew Wincott, Danail Stoychev, Huriye Atilgan, Dalia Gala, Tai Chaiamarit, Richard M. Parton, Jacopo Antonello, Adam M. Packer, Ilan Davis, Martin J. Booth

Unlike previous ML methods, we used a bespoke neural network (NN) architecture, designed using physical understanding of image formation, that was embedded in the control loop of the microscope.

SOUP: Spatial-Temporal Demand Forecasting and Competitive Supply

no code implementations24 Sep 2020 Bolong Zheng, Qi Hu, Lingfeng Ming, Jilin Hu, Lu Chen, Kai Zheng, Christian S. Jensen

In this setting, an assignment authority is to assign agents to requests such that the average idle time of the agents is minimized.

Databases Signal Processing

Practical sensorless aberration estimation for 3D microscopy with deep learning

1 code implementation2 Jun 2020 Debayan Saha, Uwe Schmidt, Qinrong Zhang, Aurelien Barbotin, Qi Hu, Na Ji, Martin J. Booth, Martin Weigert, Eugene W. Myers

Additionally, we study the predictability of individual aberrations with respect to their data requirements and find that the symmetry of the wavefront plays a crucial role.

Deep Learning

An End-to-end Approach for Handling Unknown Slot Values in Dialogue State Tracking

no code implementations ACL 2018 Puyang Xu, Qi Hu

We highlight a practical yet rarely discussed problem in dialogue state tracking (DST), namely handling unknown slot values.

Dialogue State Tracking Spoken Language Understanding

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