Bi-ViT: Pushing the Limit of Vision Transformer Quantization
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Abstract (arXiv)
Vision transformers (ViTs) quantization offers a promising prospect to facilitate deploying large pre-trained networks on resource-limited devices. Fully-binarized ViTs (Bi-ViT) that pushes the quantization of ViTs to its limit remain largely unexplored and a very challenging task yet, due to their unacceptable performance. Through extensive empirical analyses, we identify the severe drop in ViT binarization is caused by attention distortion in self-attention, which technically stems from the gradient vanishing and ranking disorder. To address these issues, we first introduce a learnable scaling factor to reactivate the vanished gradients and illustrate its effectiveness through theoretical and experimental analyses. We then propose a ranking-aware distillation method to rectify the disordered ranking in a teacher-student framework. Bi-ViT achieves significant improvements over popular DeiT and Swin backbones in terms of Top-1 accuracy and FLOPs. For example, with DeiT-Tiny and Swin-Tiny, our method significantly outperforms baselines by 22.1% and 21.4% respectively, while 61.5x and 56.1x theoretical acceleration in terms of FLOPs compared with real-valued counterparts on ImageNet.
Key facts. Cited by 13 papers in the map (data through 14 Oct 2026). Builds on 37 of its 45 references that are in the map. First posted on arXiv 21 May 2023.
Builds on
37 of 45 references.
References · 37
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- 2014Microsoft COCO: Common Objects in Contextcited by 17,608
- 2021Swin Transformer: Hierarchical Vision Transformer using Shifted Windowscited by 12,139
- 2020End-to-End Object Detection with Transformerscited by 7,414
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- 2017Squeeze-and-Excitation Networkscited by 4,789
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- 2021Pyramid Vision Transformer: A Versatile Backbone for Dense Prediction without Convolutionscited by 1,962
25 more
- 2017Cascade R-CNN: Delving into High Quality Object Detectioncited by 1,276
- 2021DynamicViT: Efficient Vision Transformers with Dynamic Token Sparsificationcited by 864
- 2016XNOR-Net: ImageNet Classification Using Binary Convolutional Neural Networkscited by 849
- 2019Large Batch Optimization for Deep Learning: Training BERT in 76 minutescited by 674
- 2019Learned Step Size Quantizationcited by 628
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- 2021LeViT: a Vision Transformer in ConvNet's Clothing for Faster Inferencecited by 475
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- 2020Rotated Binary Neural Networkcited by 77
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Citing papers per year: 2024: 3; 2025: 6; 2026: 4.
13 papers.
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- 2025BHViT: Binarized Hybrid Vision Transformercited by 5
- 2024An Analysis on Quantizing Diffusion Transformerscited by 3
- 2024Mixed Non-linear Quantization for Vision Transformerscited by 3
- 2026Forget by Uncertainty: Orthogonal Entropy Unlearning for Quantized Neural Networkscited by 3
- 2024Error Diffusion: Post Training Quantization with Block-Scaled Number Formats for Neural Networkscited by 1
- 2025SAC-ViT: Semantic-Aware Clustering Vision Transformer with Early Exitcited by 1
- 2025TeTRA-VPR: A Ternary Transformer Approach for Compact Visual Place Recognitioncited by 1
- 2025Precision Neural Network Quantization via Learnable Adaptive Modulescited by 1
- 2025High-Fidelity Differential-information Driven Binary Vision Transformercited by 0
- 2025Assessing the Potential for Catastrophic Failure in Dynamic Post-Training Quantizationcited by 0
- 2026FTerViT: Fully Ternary Vision Transformercited by 0
- 2026ScalePredictor: Instance-aware Scale Learning for Accurate Quantization of Vision Transformerscited by 0
1 more
- 2026Learning 1-Bit LiDAR-based Localization with Auxiliary Objective26 Jun 2026
- 2026ScalePredictor: Instance-aware Scale Learning for Accurate Quantization of Vision Transformers20 Jun 2026
- 2026FTerViT: Fully Ternary Vision Transformer20 May 2026
- 2026Forget by Uncertainty: Orthogonal Entropy Unlearning for Quantized Neural Networks31 Jan 2026
- 2025Assessing the Potential for Catastrophic Failure in Dynamic Post-Training Quantization2 Oct 2025
- 2025High-Fidelity Differential-information Driven Binary Vision Transformer3 Jul 2025
- 2025Precision Neural Network Quantization via Learnable Adaptive Modules24 Apr 2025
- 2025TeTRA-VPR: A Ternary Transformer Approach for Compact Visual Place Recognition4 Mar 2025
- 2025BHViT: Binarized Hybrid Vision Transformer4 Mar 2025
- 2025SAC-ViT: Semantic-Aware Clustering Vision Transformer with Early Exit27 Feb 2025
- 2024Error Diffusion: Post Training Quantization with Block-Scaled Number Formats for Neural Networks15 Oct 2024
- 2024Mixed Non-linear Quantization for Vision Transformers26 Jul 2024
1 more
- 2024An Analysis on Quantizing Diffusion Transformers16 Jun 2024
- 2024An Analysis on Quantizing Diffusion Transformerscited by 3
- 2024An Analysis on Quantizing Diffusion Transformers16 Jun 2024
- 2025BHViT: Binarized Hybrid Vision Transformercited by 5
- 2024Mixed Non-linear Quantization for Vision Transformerscited by 3
- 2024Error Diffusion: Post Training Quantization with Block-Scaled Number Formats for Neural Networkscited by 1
- 2025SAC-ViT: Semantic-Aware Clustering Vision Transformer with Early Exitcited by 1
- 2025TeTRA-VPR: A Ternary Transformer Approach for Compact Visual Place Recognitioncited by 1
- 2025Precision Neural Network Quantization via Learnable Adaptive Modulescited by 1
- 2025High-Fidelity Differential-information Driven Binary Vision Transformercited by 0
- 2025Assessing the Potential for Catastrophic Failure in Dynamic Post-Training Quantizationcited by 0
- 2026FTerViT: Fully Ternary Vision Transformercited by 0
- 2026ScalePredictor: Instance-aware Scale Learning for Accurate Quantization of Vision Transformerscited by 0
- 2026Learning 1-Bit LiDAR-based Localization with Auxiliary Objectivecited by 0
- 2026Learning 1-Bit LiDAR-based Localization with Auxiliary Objective26 Jun 2026
- 2026ScalePredictor: Instance-aware Scale Learning for Accurate Quantization of Vision Transformers20 Jun 2026
- 2026FTerViT: Fully Ternary Vision Transformer20 May 2026
- 2025Assessing the Potential for Catastrophic Failure in Dynamic Post-Training Quantization2 Oct 2025
- 2025High-Fidelity Differential-information Driven Binary Vision Transformer3 Jul 2025
- 2025Precision Neural Network Quantization via Learnable Adaptive Modules24 Apr 2025
- 2025TeTRA-VPR: A Ternary Transformer Approach for Compact Visual Place Recognition4 Mar 2025
- 2025BHViT: Binarized Hybrid Vision Transformer4 Mar 2025
- 2025SAC-ViT: Semantic-Aware Clustering Vision Transformer with Early Exit27 Feb 2025
- 2024Error Diffusion: Post Training Quantization with Block-Scaled Number Formats for Neural Networks15 Oct 2024
- 2024Mixed Non-linear Quantization for Vision Transformers26 Jul 2024
Similar, not cited
Close in wording, no citation either way
- 2023BinaryViT: Towards Efficient and Accurate Binary Vision Transformers
- 2024ViT-1.58b: Mobile Vision Transformers in the 1-bit Era
- 2021FQ-ViT: Post-Training Quantization for Fully Quantized Vision Transformer
- 2024Model Quantization and Hardware Acceleration for Vision Transformers: A Comprehensive Survey
- 2024Trio-ViT: Post-Training Quantization and Acceleration for Softmax-Free Efficient Vision Transformer
- 2023I&S-ViT: An Inclusive & Stable Method for Pushing the Limit of Post-Training ViTs Quantization
- 2024DopQ-ViT: Towards Distribution-Friendly and Outlier-Aware Post-Training Quantization for Vision Transformers
- 2024ADFQ-ViT: Activation-Distribution-Friendly Post-Training Quantization for Vision Transformers