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Yixuan Chen

5 accepted papers

2025

MRSAudio: A Large-Scale Multimodal Recorded Spatial Audio Dataset with Refined Annotations

NeurIPS 2025poster

Humans rely on multisensory integration to perceive spatial environments, where auditory cues enable sound source localization in three-dimensional space. Despite the critical role of spatial audio in immersive technologies such as VR/AR, most existing multimodal datasets provide only monaural audi…

Cited by 0SourcecodeScholar
2024

Once Read is Enough: Domain-specific Pretraining-free Language Models with Cluster-guided Sparse Experts for Long-tail Domain Knowledge

NeurIPS 2024poster

Language models (LMs) only pretrained on a general and massive corpus usually cannot attain satisfying performance on domain-specific downstream tasks, and hence, applying domain-specific pretraining to LMs is a common and indispensable practice. However, domain-specific pretraining can be costly an…

Cited by 0SourcePDFScholar
2023

Over-parameterized Model Optimization with Polyak-{\L}ojasiewicz Condition

ICLR 2023poster

This work pursues the optimization of over-parameterized deep models for superior training efficiency and test performance. We first theoretically emphasize the importance of two properties of over-parameterized models, i.e., the convergence gap and the generalization gap. Subsequent analyses unveil…

Cited by 2SourcePDFScholar
2023

Train Faster, Perform Better: Modular Adaptive Training in Over-Parameterized Models

NeurIPS 2023poster

Despite their prevalence in deep-learning communities, over-parameterized models convey high demands of computational costs for proper training. This work studies the fine-grained, modular-level learning dynamics of over-parameterized models to attain a more efficient and fruitful training strategy.…

Cited by 3SourcePDFScholar
2022

Recursive Disentanglement Network

ICLR 2022poster

Disentangled feature representation is essential for data-efficient learning. The feature space of deep models is inherently compositional. Existing $\beta$-VAE-based methods, which only apply disentanglement regularization to the resulting embedding space of deep models, cannot effectively regulari…

Cited by 4SourcePDFScholar