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Hanlin Goh

7 accepted papers

2024

LiDAR: Sensing Linear Probing Performance in Joint Embedding SSL Architectures

ICLR 2024spotlight

Joint embedding (JE) architectures have emerged as a promising avenue for ac- quiring transferable data representations. A key obstacle to using JE methods, however, is the inherent challenge of evaluating learned representations without access to a downstream task, and an annotated dataset. Without…

Cited by 7SourcePDFScholar
2024

Overcoming the Pitfalls of Vision-Language Model Finetuning for OOD Generalization

ICLR 2024poster

Existing vision-language models exhibit strong generalization on a variety of visual domains and tasks. However, such models mainly perform zero-shot recognition in a closed-set manner, and thus struggle to handle open-domain visual concepts by design. There are recent finetuning methods, such as pr…

2023

MAST: Masked Augmentation Subspace Training for Generalizable Self-Supervised Priors

ICLR 2023poster

Recent Self-Supervised Learning (SSL) methods are able to learn feature representations that are invariant to different data augmentations, which can then be transferred to downstream tasks of interest. However, different downstream tasks require different invariances for their best performance, so…

Cited by 11SourcePDFScholar
2022

GAUDI: A Neural Architect for Immersive 3D Scene Generation

NeurIPS 2022accept

We introduce GAUDI, a generative model capable of capturing the distribution of complex and realistic 3D scenes that can be rendered immersively from a moving camera. We tackle this challenging problem with a scalable yet powerful approach, where we first optimize a latent representation that disent…

2022

Position Prediction as an Effective Pretraining Strategy

ICML 2022spotlight

Transformers \cite{transformer} have gained increasing popularity in a wide range of applications, including Natural Language Processing (NLP), Computer Vision and Speech Recognition, because of their powerful representational capacity. However, harnessing this representational capacity effectively…

2021

Uncertainty Weighted Actor-Critic for Offline Reinforcement Learning

ICML 2021spotlight

Offline Reinforcement Learning promises to learn effective policies from previously-collected, static datasets without the need for exploration. However, existing Q-learning and actor-critic based off-policy RL algorithms fail when bootstrapping from out-of-distribution (OOD) actions or states. We h…

2020

Capsules with Inverted Dot-Product Attention Routing

ICLR 2020poster

We introduce a new routing algorithm for capsule networks, in which a child capsule is routed to a parent based only on agreement between the parent's state and the child's vote. The new mechanism 1) designs routing via inverted dot-product attention; 2) imposes Layer Normalization as normalization…

Cited by 115SourceScholar