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Anda Cheng

11 accepted papers

2026

GradPruner: Gradient-guided Layer Pruning Enabling Efficient Fine-Tuning and Inference for LLMs

ICLR 2026poster

Fine-tuning Large Language Models (LLMs) with downstream data is often considered time-consuming and expensive. Structured pruning methods are primarily employed to improve the inference efficiency of pre-trained models. Meanwhile, they often require additional time and memory for training, knowledg…

Cited by 0SourceScholar
2026

Learning Realistic Depth via Physics-Grounded Noise Disentanglement with Semantic-Geometric Collaboration

ICML 2026poster

Real-world physical sensing exhibits complex, heterogeneous noise patterns that deviate significantly from idealized simulation, posing a fundamental bottleneck for sim-to-real transfer. Existing sensor modelings typically treat depth noise as a monolithic black-box process, overlooking the distinct…

Cited by 0SourceScholar
2025

A Fully Probabilistic Perspective on Large Language Model Unlearning: Evaluation and Optimization

EMNLP 2025

Large Language Model Unlearning (LLMU) is a promising way to remove private or sensitive information from large language models. However, the comprehensive evaluation of LLMU remains underexplored. The dominant deterministic evaluation can yield overly optimistic assessments of unlearning efficacy.

Cited by 0SourcePDFScholar
2025

DPF-CM: A Data Processing Framework with Privacy-Preserving Vector Databases for Chinese Medical LLMs Training and Deployment

EMNLP 2025

Current open-source training pipelines for Chinese medical language models predominantly emphasize optimizing training methodologies to enhance the performance of large language models (LLMs), yet lack comprehensive exploration into training data processing. To address this gap, we propose DPF-CM, a

Cited by 0SourcePDFScholar
2025

Fine-grained Prompt Screening: Defending Against Backdoor Attack on Text-to-Image Diffusion Models

IJCAI 2025

Text-to-image (T2I) diffusion models exhibit impressive generation capabilities in recently studies. However, they are vulnerable to backdoor attacks, where model outputs are manipulated by malicious triggers. In this paper, we propose a novel input-level defense method, called Fine-grained Prompt S

Cited by 0SourcePDFScholar
2025

Mitigating Catastrophic Forgetting in Large Language Models with Forgetting-aware Pruning

EMNLP 2025

Recent advancements in large language models (LLMs) have shown impressive capabilities in various downstream tasks but typically face Catastrophic Forgetting (CF) during fine-tuning. In this paper, we propose the Forgetting-Aware Pruning Metric (FAPM), a novel pruning-based approach to balance CF an

2024

A Fast, Performant, Secure Distributed Training Framework For LLM

ICASSP 2024accepted

The distributed (federated) LLM is an important method for co-training the domain-specific LLM using siloed data. However, maliciously stealing model parameters and data from the server or client side has become an urgent problem to be solved. In this paper, we propose a secure distributed LLM based…

Cited by 0SourceScholar
2023

APGP: Accuracy-Preserving Generative Perturbation for Defending Against Model Cloning Attacks

ICASSP 2023accepted

Well-trained Deep Neural Networks (DNNs) are valuable intellectual properties. Recent studies show that adversaries only with black-box query access can steal the functionality of DNNs by using knowledge distillation (KD) techniques. In this paper, we propose a novel formulation to defend against mo…

Cited by 0SourceScholar
2022

DPNAS: Neural Architecture Search for Deep Learning with Differential Privacy

AAAI 2022technical

Training deep neural networks (DNNs) for meaningful differential privacy (DP) guarantees severely degrades model utility. In this paper, we demonstrate that the architecture of DNNs has a significant impact on model utility in the context of private deep learning, whereas its effect is largely unexp…

Cited by 34SourcePDFScholar
2022

Differentially Private Federated Learning With Local Regularization and Sparsification

CVPR 2022poster

User-level differential privacy (DP) provides certifiable privacy guarantees to the information that is specific to any user's data in federated learning. Existing methods that ensure user-level DP come at the cost of severe accuracy decrease. In this paper, we study the cause of model performance d…

Cited by 105PDFScholar
2022

PKD: General Distillation Framework for Object Detectors via Pearson Correlation Coefficient

NeurIPS 2022accept

Knowledge distillation(KD) is a widely-used technique to train compact models in object detection. However, there is still a lack of study on how to distill between heterogeneous detectors. In this paper, we empirically find that better FPN features from a heterogeneous teacher detector can help the…