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Haodong Liu

5 accepted papers

2026

SPR-RAFT: Parameter-Efficient Regression-Aware Fine-Tuning for Biomedical LLM Regression

ICML 2026poster

Biomedical regression tasks require predicting continuous targets from heterogeneous and unstructured evidence. While Large Language Models (LLMs) provide a robust interface for reasoning over mixed modalities, they are inherently limited by their discrete tokenization and cross-entropy objectives, …

Cited by 0SourceScholar
2025

Exploring Semantic-constrained Adversarial Example with Instruction Uncertainty Reduction

NeurIPS 2025poster

Recently, semantically constrained adversarial examples (SemanticAE), which are directly generated from natural language instructions, have become a promising avenue for future research due to their flexible attacking forms, but have not been thoroughly explored yet. To generate SemanticAEs, current…

Cited by 0SourceScholar
2024

DiffusionDialog: A Diffusion Model for Diverse Dialog Generation with Latent Space

COLING 2024main

In real-life conversations, the content is diverse, and there exist one-to-many problems that require diverse generation. Previous studies attempted to introduce discrete or Gaussian-based latent variables to address the one-to-many problem, but the diversity is limited. Recently, diffusion models h…

Cited by 3SourcePDFScholar
2024

MoPE: Mixture of Prefix Experts for Zero-Shot Dialogue State Tracking

COLING 2024main

Zero-shot dialogue state tracking (DST) transfers knowledge to unseen domains, reducing the cost of annotating new datasets. Previous zero-shot DST models mainly suffer from domain transferring and partial prediction problems. To address these challenges, we propose Mixture of Prefix Experts (MoPE)…

2023

RGBD1K: A Large-Scale Dataset and Benchmark for RGB-D Object Tracking

AAAI 2023technical

RGB-D object tracking has attracted considerable attention recently, achieving promising performance thanks to the symbiosis between visual and depth channels. However, given a limited amount of annotated RGB-D tracking data, most state-of-the-art RGB-D trackers are simple extensions of high-perform…