Search Results for author: Yuzhe Yang

Found 30 papers, 16 papers with code

FedDTPT: Federated Discrete and Transferable Prompt Tuning for Black-Box Large Language Models

no code implementations1 Nov 2024 Jiaqi Wu, Simin Chen, Yuzhe Yang, Yijiang Li, Shiyue Hou, Rui Jing, Zehua Wang, Wei Chen, Zijian Tian

To address these challenges, we propose for the first time a federated discrete and transferable prompt tuning, namely FedDTPT, for black-box large language models.

Federated Learning Semantic Similarity +1

Meta-Learning for Speeding Up Large Model Inference in Decentralized Environments

no code implementations28 Oct 2024 Yuzhe Yang, Yipeng Du, Ahmad Farhan, Claudio Angione, Yue Zhao, Harry Yang, Fielding Johnston, James Buban, Patrick Colangelo

In this work, we address the challenge of selecting optimal acceleration methods in decentralized systems by introducing a meta-learning-based framework.

Decision Making Image Generation +1

UCFE: A User-Centric Financial Expertise Benchmark for Large Language Models

1 code implementation17 Oct 2024 Yuzhe Yang, Yifei Zhang, Yan Hu, Yilin Guo, Ruoli Gan, Yueru He, Mingcong Lei, Xiao Zhang, Haining Wang, Qianqian Xie, Jimin Huang, Honghai Yu, Benyou Wang

Our results show a significant alignment between benchmark scores and human preferences, with a Pearson correlation coefficient of 0. 78, confirming the effectiveness of the UCFE dataset and our evaluation approach.

Benchmarking

The Limits of Fair Medical Imaging AI In The Wild

1 code implementation11 Dec 2023 Yuzhe Yang, Haoran Zhang, Judy W Gichoya, Dina Katabi, Marzyeh Ghassemi

As artificial intelligence (AI) rapidly approaches human-level performance in medical imaging, it is crucial that it does not exacerbate or propagate healthcare disparities.

Fairness

Training Robust Deep Physiological Measurement Models with Synthetic Video-based Data

no code implementations9 Nov 2023 Yuxuan Ou, Yuzhe Zhang, Yuntang Wang, Shwetak Patel, Daniel McDuf, Yuzhe Yang, Xin Liu

However, there exists a significant gap between synthetic and real-world data, which hinders the generalization of neural models trained on these synthetic datasets.

Diversity

u-LLaVA: Unifying Multi-Modal Tasks via Large Language Model

1 code implementation9 Nov 2023 Jinjin Xu, Liwu Xu, Yuzhe Yang, Xiang Li, Fanyi Wang, Yanchun Xie, Yi-Jie Huang, Yaqian Li

Recent advancements in multi-modal large language models (MLLMs) have led to substantial improvements in visual understanding, primarily driven by sophisticated modality alignment strategies.

Instruction Following Language Modelling +1

CLIP Brings Better Features to Visual Aesthetics Learners

no code implementations28 Jul 2023 Liwu Xu, Jinjin Xu, Yuzhe Yang, YiJie Huang, Yanchun Xie, Yaqian Li

Specifically, we first integrate and leverage a multi-source unlabeled dataset to align rich features between a given visual encoder and an off-the-shelf CLIP image encoder via feature alignment loss.

BigSmall: Efficient Multi-Task Learning for Disparate Spatial and Temporal Physiological Measurements

2 code implementations21 Mar 2023 Girish Narayanswamy, Yujia Liu, Yuzhe Yang, Chengqian Ma, Xin Liu, Daniel McDuff, Shwetak Patel

As an example, perception occurs at different scales both spatially and temporally, suggesting that the extraction of salient visual information may be made more effective by paying attention to specific features at varying scales.

Multi-Task Learning

Change is Hard: A Closer Look at Subpopulation Shift

1 code implementation23 Feb 2023 Yuzhe Yang, Haoran Zhang, Dina Katabi, Marzyeh Ghassemi

Machine learning models often perform poorly on subgroups that are underrepresented in the training data.

Model Selection

SimPer: Simple Self-Supervised Learning of Periodic Targets

1 code implementation6 Oct 2022 Yuzhe Yang, Xin Liu, Jiang Wu, Silviu Borac, Dina Katabi, Ming-Zher Poh, Daniel McDuff

From human physiology to environmental evolution, important processes in nature often exhibit meaningful and strong periodic or quasi-periodic changes.

Inductive Bias Self-Supervised Learning

Mixed Sample Augmentation for Online Distillation

no code implementations24 Jun 2022 Yiqing Shen, Liwu Xu, Yuzhe Yang, Yaqian Li, Yandong Guo

Mixed Sample Regularization (MSR), such as MixUp or CutMix, is a powerful data augmentation strategy to generalize convolutional neural networks.

Data Augmentation Knowledge Distillation

Personalized Image Aesthetics Assessment with Rich Attributes

no code implementations CVPR 2022 Yuzhe Yang, Liwu Xu, Leida Li, Nan Qie, Yaqian Li, Peng Zhang, Yandong Guo

To solve the dilemma, we conduct so far, the most comprehensive subjective study of personalized image aesthetics and introduce a new Personalized image Aesthetics database with Rich Attributes (PARA), which consists of 31, 220 images with annotations by 438 subjects.

On Multi-Domain Long-Tailed Recognition, Imbalanced Domain Generalization and Beyond

1 code implementation17 Mar 2022 Yuzhe Yang, Hao Wang, Dina Katabi

We first develop the domain-class transferability graph, and show that such transferability governs the success of learning in MDLT.

Domain Generalization

Domain Adaptation with Factorizable Joint Shift

no code implementations6 Mar 2022 Hao He, Yuzhe Yang, Hao Wang

In this paper, we propose a new assumption, Factorizable Joint Shift (FJS), to handle the co-existence of sampling bias in covariates and labels.

Unsupervised Domain Adaptation

Targeted Supervised Contrastive Learning for Long-Tailed Recognition

1 code implementation CVPR 2022 Tianhong Li, Peng Cao, Yuan Yuan, Lijie Fan, Yuzhe Yang, Rogerio Feris, Piotr Indyk, Dina Katabi

This forces all classes, including minority classes, to maintain a uniform distribution in the feature space, improves class boundaries, and provides better generalization even in the presence of long-tail data.

Contrastive Learning Long-tail Learning

Delving into Deep Imbalanced Regression

1 code implementation18 Feb 2021 Yuzhe Yang, Kaiwen Zha, Ying-Cong Chen, Hao Wang, Dina Katabi

We define Deep Imbalanced Regression (DIR) as learning from such imbalanced data with continuous targets, dealing with potential missing data for certain target values, and generalizing to the entire target range.

Deep imbalanced regression regression

Rethinking the Value of Labels for Improving Class-Imbalanced Learning

1 code implementation NeurIPS 2020 Yuzhe Yang, Zhi Xu

Real-world data often exhibits long-tailed distributions with heavy class imbalance, posing great challenges for deep recognition models.

Long-tail Learning

Sample Efficient Reinforcement Learning via Low-Rank Matrix Estimation

no code implementations NeurIPS 2020 Devavrat Shah, Dogyoon Song, Zhi Xu, Yuzhe Yang

As our key contribution, we develop a simple, iterative learning algorithm that finds $\epsilon$-optimal $Q$-function with sample complexity of $\widetilde{O}(\frac{1}{\epsilon^{\max(d_1, d_2)+2}})$ when the optimal $Q$-function has low rank $r$ and the discounting factor $\gamma$ is below a certain threshold.

Learning Theory reinforcement-learning +2

Harnessing Structures for Value-Based Planning and Reinforcement Learning

1 code implementation ICLR 2020 Yuzhe Yang, Guo Zhang, Zhi Xu, Dina Katabi

In this paper, we propose to exploit the underlying structures of the state-action value function, i. e., Q function, for both planning and deep RL.

Atari Games Deep Reinforcement Learning +2

ME-Net: Towards Effective Adversarial Robustness with Matrix Estimation

1 code implementation28 May 2019 Yuzhe Yang, Guo Zhang, Dina Katabi, Zhi Xu

We show that this process destroys the adversarial structure of the noise, while re-enforcing the global structure in the original image.

Adversarial Robustness

ImgSensingNet: UAV Vision Guided Aerial-Ground Air Quality Sensing System

no code implementations27 May 2019 Yuzhe Yang, Zhiwen Hu, Kaigui Bian, Lingyang Song

Given the increasingly serious air pollution problem, the monitoring of air quality index (AQI) in urban areas has drawn considerable attention.

Rallying Adversarial Techniques against Deep Learning for Network Security

no code implementations27 Mar 2019 Joseph Clements, Yuzhe Yang, Ankur Sharma, Hongxin Hu, Yingjie Lao

Recent advances in artificial intelligence and the increasing need for powerful defensive measures in the domain of network security, have led to the adoption of deep learning approaches for use in network intrusion detection systems.

BIG-bench Machine Learning Deep Learning +1

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