Search Results for author: Huandong Wang

Found 10 papers, 2 papers with code

Practical Membership Inference Attacks against Fine-tuned Large Language Models via Self-prompt Calibration

no code implementations10 Nov 2023 Wenjie Fu, Huandong Wang, Chen Gao, Guanghua Liu, Yong Li, Tao Jiang

Prior attempts have quantified the privacy risks of language models (LMs) via MIAs, but there is still no consensus on whether existing MIA algorithms can cause remarkable privacy leakage on practical Large Language Models (LLMs).

Inference Attack Membership Inference Attack +1

A Probabilistic Fluctuation based Membership Inference Attack for Diffusion Models

no code implementations23 Aug 2023 Wenjie Fu, Huandong Wang, Chen Gao, Guanghua Liu, Yong Li, Tao Jiang

Membership Inference Attack (MIA) identifies whether a record exists in a machine learning model's training set by querying the model.

Inference Attack Membership Inference Attack +1

Detecting Vulnerable Nodes in Urban Infrastructure Interdependent Network

1 code implementation19 Jul 2023 Jinzhu Mao, Liu Cao, Chen Gao, Huandong Wang, Hangyu Fan, Depeng Jin, Yong Li

Understanding and characterizing the vulnerability of urban infrastructures, which refers to the engineering facilities essential for the regular running of cities and that exist naturally in the form of networks, is of great value to us.

Multi-Scale Simulation of Complex Systems: A Perspective of Integrating Knowledge and Data

no code implementations17 Jun 2023 Huandong Wang, Huan Yan, Can Rong, Yuan Yuan, Fenyu Jiang, Zhenyu Han, Hongjie Sui, Depeng Jin, Yong Li

In this survey, we will systematically review the literature on multi-scale simulation of complex systems from the perspective of knowledge and data.

Origin-Destination Network Generation via Gravity-Guided GAN

no code implementations6 Jun 2023 Can Rong, Huandong Wang, Yong Li

Origin-destination (OD) flow, which contains valuable population mobility information including direction and volume, is critical in many urban applications, such as urban planning, transportation management, etc.

Graph Attention Management

Learning to Simulate Daily Activities via Modeling Dynamic Human Needs

1 code implementation9 Feb 2023 Yuan Yuan, Huandong Wang, Jingtao Ding, Depeng Jin, Yong Li

To enhance the fidelity and utility of the generated activity data, our core idea is to model the evolution of human needs as the underlying mechanism that drives activity generation in the simulation model.

Imitation Learning Scheduling

LoSAC: An Efficient Local Stochastic Average Control Method for Federated Optimization

no code implementations15 Dec 2021 Huiming Chen, Huandong Wang, Quanming Yao, Yong Li, Depeng Jin, Qiang Yang

Federated optimization (FedOpt), which targets at collaboratively training a learning model across a large number of distributed clients, is vital for federated learning.

Federated Learning

Spatio-Temporal Urban Knowledge Graph Enabled Mobility Prediction

no code implementations1 Nov 2021 Huandong Wang, Qiaohong Yu, Yu Liu, Depeng Jin, Yong Li

Further, a complex embedding model with elaborately designed scoring functions is proposed to measure the plausibility of facts in STKG to solve the knowledge graph completion problem, which considers temporal dynamics of the mobility patterns and utilizes PoI categories as the auxiliary information and background knowledge.

Knowledge Graph Completion

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