Search Results for author: Yiping Wang

Found 8 papers, 3 papers with code

Variance Alignment Score: A Simple But Tough-to-Beat Data Selection Method for Multimodal Contrastive Learning

no code implementations3 Feb 2024 Yiping Wang, Yifang Chen, Wendan Yan, Kevin Jamieson, Simon Shaolei Du

In recent years, data selection has emerged as a core issue for large-scale visual-language model pretraining, especially on noisy web-curated datasets.

Contrastive Learning Experimental Design +1

JoMA: Demystifying Multilayer Transformers via JOint Dynamics of MLP and Attention

1 code implementation1 Oct 2023 Yuandong Tian, Yiping Wang, Zhenyu Zhang, Beidi Chen, Simon Du

We propose Joint MLP/Attention (JoMA) dynamics, a novel mathematical framework to understand the training procedure of multilayer Transformer architectures.

Improved Active Multi-Task Representation Learning via Lasso

no code implementations5 Jun 2023 Yiping Wang, Yifang Chen, Kevin Jamieson, Simon S. Du

In addition to our sample complexity results, we also characterize the potential of our $\nu^1$-based strategy in sample-cost-sensitive settings.

Representation Learning

C-Mixup: Improving Generalization in Regression

1 code implementation11 Oct 2022 Huaxiu Yao, Yiping Wang, Linjun Zhang, James Zou, Chelsea Finn

In this paper, we propose a simple yet powerful algorithm, C-Mixup, to improve generalization on regression tasks.

regression

MASAI: Multi-agent Summative Assessment Improvement for Unsupervised Environment Design

no code implementations ICML Workshop URL 2021 Yiping Wang, Michael Brandon Haworth

We qualitatively and quantitatively demonstrate that, in terms of multi-agent ($\geq$ 8 agents) navigation and steering, $\textit{Students}$ trained by our approach outperform agents using heuristic search, as well as agents trained by domain randomization.

reinforcement-learning Reinforcement Learning (RL)

Conditional Generation of Medical Images via Disentangled Adversarial Inference

no code implementations8 Dec 2020 Mohammad Havaei, Ximeng Mao, Yiping Wang, Qicheng Lao

Current practices in using cGANs for medical image generation, only use a single variable for image generation (i. e., content) and therefore, do not provide much flexibility nor control over the generated image.

Data Augmentation Disentanglement +2

Classification of Epithelial Ovarian Carcinoma Whole-Slide Pathology Images Using Deep Transfer Learning

1 code implementation MIDL 2019 Yiping Wang, David Farnell, Hossein Farahani, Mitchell Nursey, Basile Tessier-Cloutier, Steven J. M. Jones, David G. Huntsman, C. Blake Gilks, Ali Bashashati

The proposed algorithm achieved a mean accuracy of $87. 54\%$ and Cohen's kappa of $0. 8106$ in the slide-level classification of $305$ WSIs; performing better than a standard CNN and pathologists without gynecology-specific training.

General Classification Transfer Learning +1

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