Search Results for author: Yixuan Wei

Found 18 papers, 13 papers with code

ScalingFilter: Assessing Data Quality through Inverse Utilization of Scaling Laws

no code implementations15 Aug 2024 Ruihang Li, Yixuan Wei, Miaosen Zhang, Nenghai Yu, Han Hu, Houwen Peng

Extensive experiments reveal that semantic diversity is a reliable indicator of dataset diversity, and ScalingFilter achieves an optimal balance between downstream performance and semantic diversity.

Diversity

Aligning Vision Models with Human Aesthetics in Retrieval: Benchmarks and Algorithms

no code implementations13 Jun 2024 Miaosen Zhang, Yixuan Wei, Zhen Xing, Yifei Ma, Zuxuan Wu, Ji Li, Zheng Zhang, Qi Dai, Chong Luo, Xin Geng, Baining Guo

In this paper, we target the realm of visual aesthetics and aim to align vision models with human aesthetic standards in a retrieval system.

Retrieval

Xwin-LM: Strong and Scalable Alignment Practice for LLMs

1 code implementation30 May 2024 Bolin Ni, Jingcheng Hu, Yixuan Wei, Houwen Peng, Zheng Zhang, Gaofeng Meng, Han Hu

In this work, we present Xwin-LM, a comprehensive suite of alignment methodologies for large language models (LLMs).

Common 7B Language Models Already Possess Strong Math Capabilities

1 code implementation7 Mar 2024 Chen Li, Weiqi Wang, Jingcheng Hu, Yixuan Wei, Nanning Zheng, Han Hu, Zheng Zhang, Houwen Peng

This paper shows that the LLaMA-2 7B model with common pre-training already exhibits strong mathematical abilities, as evidenced by its impressive accuracy of 97. 7% and 72. 0% on the GSM8K and MATH benchmarks, respectively, when selecting the best response from 256 random generations.

GSM8K Math

Human Pose as Compositional Tokens

1 code implementation CVPR 2023 Zigang Geng, Chunyu Wang, Yixuan Wei, Ze Liu, Houqiang Li, Han Hu

Human pose is typically represented by a coordinate vector of body joints or their heatmap embeddings.

Decoder Pose Estimation

iCLIP: Bridging Image Classification and Contrastive Language-Image Pre-Training for Visual Recognition

no code implementations CVPR 2023 Yixuan Wei, Yue Cao, Zheng Zhang, Houwen Peng, Zhuliang Yao, Zhenda Xie, Han Hu, Baining Guo

This paper presents a method that effectively combines two prevalent visual recognition methods, i. e., image classification and contrastive language-image pre-training, dubbed iCLIP.

Classification Image Classification +2

Improving CLIP Fine-tuning Performance

1 code implementation ICCV 2023 Yixuan Wei, Han Hu, Zhenda Xie, Ze Liu, Zheng Zhang, Yue Cao, Jianmin Bao, Dong Chen, Baining Guo

Experiments suggest that the feature map distillation approach significantly boosts the fine-tuning performance of CLIP models on several typical downstream vision tasks.

object-detection Object Detection +1

Attentive Mask CLIP

1 code implementation ICCV 2023 Yifan Yang, Weiquan Huang, Yixuan Wei, Houwen Peng, Xinyang Jiang, Huiqiang Jiang, Fangyun Wei, Yin Wang, Han Hu, Lili Qiu, Yuqing Yang

To address this issue, we propose an attentive token removal approach for CLIP training, which retains tokens with a high semantic correlation to the text description.

Contrastive Learning Retrieval +1

Exploring Discrete Diffusion Models for Image Captioning

1 code implementation21 Nov 2022 Zixin Zhu, Yixuan Wei, JianFeng Wang, Zhe Gan, Zheng Zhang, Le Wang, Gang Hua, Lijuan Wang, Zicheng Liu, Han Hu

The image captioning task is typically realized by an auto-regressive method that decodes the text tokens one by one.

Image Captioning Image Generation

Contrastive Learning Rivals Masked Image Modeling in Fine-tuning via Feature Distillation

1 code implementation27 May 2022 Yixuan Wei, Han Hu, Zhenda Xie, Zheng Zhang, Yue Cao, Jianmin Bao, Dong Chen, Baining Guo

These properties, which we aggregately refer to as optimization friendliness, are identified and analyzed by a set of attention- and optimization-related diagnosis tools.

Ranked #3 on Instance Segmentation on COCO test-dev (using extra training data)

Contrastive Learning Image Classification +5

iCAR: Bridging Image Classification and Image-text Alignment for Visual Recognition

no code implementations22 Apr 2022 Yixuan Wei, Yue Cao, Zheng Zhang, Zhuliang Yao, Zhenda Xie, Han Hu, Baining Guo

Second, we convert the image classification problem from learning parametric category classifier weights to learning a text encoder as a meta network to generate category classifier weights.

Action Recognition Classification +7

Swin Transformer V2: Scaling Up Capacity and Resolution

22 code implementations CVPR 2022 Ze Liu, Han Hu, Yutong Lin, Zhuliang Yao, Zhenda Xie, Yixuan Wei, Jia Ning, Yue Cao, Zheng Zhang, Li Dong, Furu Wei, Baining Guo

Three main techniques are proposed: 1) a residual-post-norm method combined with cosine attention to improve training stability; 2) A log-spaced continuous position bias method to effectively transfer models pre-trained using low-resolution images to downstream tasks with high-resolution inputs; 3) A self-supervised pre-training method, SimMIM, to reduce the needs of vast labeled images.

Ranked #4 on Image Classification on ImageNet V2 (using extra training data)

Action Classification Image Classification +3

Video Swin Transformer

14 code implementations CVPR 2022 Ze Liu, Jia Ning, Yue Cao, Yixuan Wei, Zheng Zhang, Stephen Lin, Han Hu

The vision community is witnessing a modeling shift from CNNs to Transformers, where pure Transformer architectures have attained top accuracy on the major video recognition benchmarks.

Ranked #28 on Action Classification on Kinetics-600 (using extra training data)

Action Classification Action Recognition +5

DeepHuman: 3D Human Reconstruction from a Single Image

1 code implementation ICCV 2019 Zerong Zheng, Tao Yu, Yixuan Wei, Qionghai Dai, Yebin Liu

We propose DeepHuman, an image-guided volume-to-volume translation CNN for 3D human reconstruction from a single RGB image.

3D Human Reconstruction Diversity +2

Cannot find the paper you are looking for? You can Submit a new open access paper.