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Zhibo Zhang

6 accepted papers

2026

BioFormer: Rethinking Cross-Subject Generalization via Spectral Structural Alignment in Biomedical Time-Series

ICML 2026poster

Cross-subject generalization in biomedical time-series (BTS) refers to training on data from some subjects and testing on unseen subjects. The key challenge is to suppress subject-specific variability in BTS representations. Most existing methods implicitly suppress the variability through model bui…

Cited by 0SourceScholar
2025

Essentia: Boosting Artifact Removal from EEG through Semantic Guidance Utilizing Diffusion Model

ICASSP 2025accepted

Electroencephalography (EEG) is a time-series signal containing semantic information that can be used to determine human brain activities. Artifacts within EEG data can interfere with the intrinsic distribution of this semantic information, so removing artifacts is crucial for improving EEG analysis…

Cited by 0SourceScholar
2025

Multimodal Dialogue Emotion Recognition Based on Label Optimization and Coarse-Grained Assisted Fine-Grained

ICASSP 2025accepted

Multimodal dialogue emotion recognition integrates data from multiple modalities to accurately identify emotional states in conversations. However, differences in expression and information density across modalities complicate the fusion of features. Traditional methods may introduce redundant infor…

Cited by 0SourceScholar
2025

POI-Enhancer: An LLM-based Semantic Enhancement Framework for POI Representation Learning

AAAI 2025technical

POI representation learning plays a crucial role in handling tasks related to user mobility data. Recent studies have shown that enriching POI representations with multimodal information can significantly enhance their task performance. Previously, the textual information incorporated into POI repr…

Cited by 0SourcePDFScholar
2025

So Far Yet So Near: Time Series Data Augmentation with Exploring non-Semantic Boundaries based on Reinforcement Learning

ICASSP 2025accepted

Data augmentation effectively expands feature distribution in time series classification, enhancing downstream task performance. However, existing techniques often fail to maintain semantic consistency between augmented and original time series data, causing label noise and thereby degrading downstr…

Cited by 0SourceScholar