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Seong-Hyeon Hwang

3 accepted papers

2025

MIDAS: Misalignment-based Data Augmentation Strategy for Imbalanced Multimodal Learning

NeurIPS 2025poster

Multimodal models often over-rely on dominant modalities, failing to achieve optimal performance. While prior work focuses on modifying training objectives or optimization procedures, data-centric solutions remain underexplored. We propose MIDAS, a novel data augmentation strategy that generates mis…

Cited by 0SourceScholar
2025

T-CIL: Temperature Scaling using Adversarial Perturbation for Calibration in Class-Incremental Learning

CVPR 2025poster

We study model confidence calibration in class-incremental learning, where models learn from sequential tasks with different class sets. While existing works primarily focus on accuracy, maintaining calibrated confidence has been largely overlooked. Unfortunately, most post-hoc calibration technique…

Cited by 0SourcePDFScholar
2024

Quilt: Robust Data Segment Selection against Concept Drifts

AAAI 2024technical

Continuous machine learning pipelines are common in industrial settings where models are periodically trained on data streams. Unfortunately, concept drifts may occur in data streams where the joint distribution of the data X and label y, P(X, y), changes over time and possibly degrade model accurac…

Cited by 1SourcePDFScholar