User profiles for Zenghao Chai
![]() | Zenghao ChaiNational University of Singapore Verified email at u.nus.edu Cited by 479 |
Learning imbalanced data with vision transformers
The real-world data tends to be heavily imbalanced and severely skew the data-driven deep
neural networks, which makes Long-Tailed Recognition (LTR) a massive challenging task. …
neural networks, which makes Long-Tailed Recognition (LTR) a massive challenging task. …
Hiface: High-fidelity 3d face reconstruction by learning static and dynamic details
3D Morphable Models (3DMMs) demonstrate great potential for reconstructing faithful and
animatable 3D facial surfaces from a single image. The facial surface is influenced by the …
animatable 3D facial surfaces from a single image. The facial surface is influenced by the …
Towards calibrated model for long-tailed visual recognition from prior perspective
Real-world data universally confronts a severe class-imbalance problem and exhibits a long-tailed
distribution, ie, most labels are associated with limited instances. The naïve models …
distribution, ie, most labels are associated with limited instances. The naïve models …
Star: Skeleton-aware text-based 4d avatar generation with in-network motion retargeting
The creation of 4D avatars (ie, animated 3D avatars) from text description typically uses text-to-image
(T2I) diffusion models to synthesize 3D avatars in the canonical space and …
(T2I) diffusion models to synthesize 3D avatars in the canonical space and …
Realy: Rethinking the evaluation of 3d face reconstruction
The evaluation of 3D face reconstruction results typically relies on a rigid shape alignment
between the estimated 3D model and the ground-truth scan. We observe that aligning two …
between the estimated 3D model and the ground-truth scan. We observe that aligning two …
CMS-LSTM: Context embedding and multi-scale spatiotemporal expression LSTM for predictive learning
Spatiotemporal predictive learning (ST-PL) is a hotspot with numerous applications, such as
object movement and mete-orological prediction. It aims at predicting the subsequent …
object movement and mete-orological prediction. It aims at predicting the subsequent …
HyP2 Loss: Beyond Hypersphere Metric Space for Multi-label Image Retrieval
Image retrieval has become an increasingly appealing technique with broad multimedia
application prospects, where deep hashing serves as the dominant branch towards low storage …
application prospects, where deep hashing serves as the dominant branch towards low storage …
HHF: Hashing-guided hinge function for deep hashing retrieval
Deep hashing has shown promising performance in large-scale image retrieval. The hashing
process utilizes Deep Neural Networks (DNNs) to embed images into compact continuous …
process utilizes Deep Neural Networks (DNNs) to embed images into compact continuous …
Constructing an associative memory system using spiking neural network
Development of computer science has led to the blooming of artificial intelligence (AI), and
neural networks are the core of AI research. Although mainstream neural networks have done …
neural networks are the core of AI research. Although mainstream neural networks have done …
Towards effective collaborative learning in long-tailed recognition
Real-world data usually suffers from severe class imbalance and long-tailed distributions,
where minority classes are significantly underrepresented compared to the majority ones. …
where minority classes are significantly underrepresented compared to the majority ones. …