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Tiantong Wu

7 accepted papers

2026

An Empirical Study on the Resilience of Partial Merging to Model Clone Attacks

ICML 2026poster

Model merging is a promising technique to enhance the capabilities of neural networks (NNs) by integrating multiple downstream fine-tuned models without requiring access to clients' raw data or substantial computation resources. However, conventional model merging typically requires collecting the f…

Cited by 0SourceScholar
2026

FedAdamom: Adaptive Momentum for Improved Generalization in Federated Optimization

CVPR 2026

Federated learning (FL) has emerged as a widely adopted training paradigm for privacy-preserving machine learning. Despite the past success of SGD-based methods, they still suffer from severe data heterogeneity and the lack of adaptivity in practical applications. While several adaptive federated op

Cited by 0SourcecodeScholar
2026

M-Loss: Quantifying Model Merging Compatibility with Limited Unlabeled Data

AAAI 2026technical

Training of large-scale models is both computationally intensive and often constrained by the availability of labeled data. Model merging offers a compelling alternative by directly integrating the weights of multiple source models without requiring additional data or extensive training. However, co

Cited by 0SourcePDFScholar
2026

Oblivionis: A Lightweight Learning and Unlearning Framework for Federated Large Language Models

AAAI 2026technical

Large Language Models (LLMs) increasingly leverage Federated Learning (FL) to utilize private, task-specific datasets for fine-tuning while preserving data privacy. However, while federated LLM frameworks effectively enable collaborative training without raw data sharing, they critically lack built-

Cited by 0SourcePDFScholar
2026

SubspacePath Pruner: Inference-time Pruning via Probe-based Representation–Parameter Coupling

ICML 2026poster

Large-scale dedicated application of LLMs in diverse scenarios increasingly demands specialized model inference behavior under strict constraints of accuracy, latency, and memory. However, the heterogeneous and long-tailed nature of real-world specialized scenarios makes it difficult to obtain train…

Cited by 0SourceScholar
2026

VENOMREC: Cross-Modal Interactive Poisoning for Targeted Promotion in Multimodal LLM Recommender Systems

ICML 2026poster

Multimodal large language models (MLLMs) are pushing recommender systems (RecSys) toward content-grounded retrieval and ranking via cross-modal fusion. We find that while cross-modal consensus often mitigates conventional poisoning that manipulates interaction logs or perturbs a single modality, it …

Cited by 0SourceScholar
2026

XDomainBench: Diagnosing Reasoning Collapse in High-Dimensional Scientific Knowledge Composition

ICML 2026poster

Large Language Models (LLMs) are increasingly deployed for knowledge synthesis, yet their capacity for compositional generalization in scientific knowledge remains under-characterized. Existing benchmarks primarily focus on single-turn restricted scenarios, failing to capture the capability boundari…

Cited by 0SourceScholar