Low-Resolution Self-Attention for Semantic Segmentation
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Abstract (arXiv)
Semantic segmentation tasks naturally require high-resolution information for pixel-wise segmentation and global context information for class prediction. While existing vision transformers demonstrate promising performance, they often utilize high-resolution context modeling, resulting in a computational bottleneck. In this work, we challenge conventional wisdom and introduce the Low-Resolution Self-Attention (LRSA) mechanism to capture global context at a significantly reduced computational cost, i.e., FLOPs. Our approach involves computing self-attention in a fixed low-resolution space regardless of the input image's resolution, with additional 3x3 depth-wise convolutions to capture fine details in the high-resolution space. We demonstrate the effectiveness of our LRSA approach by building the LRFormer, a vision transformer with an encoder-decoder structure. Extensive experiments on the ADE20K, COCO-Stuff, and Cityscapes datasets demonstrate that LRFormer outperforms state-of-the-art models. Code is available at https://github.com/yuhuan-wu/LRFormer.
Key facts. Cited by 12 papers in the map (data through 7 Oct 2026). Builds on 82 of its 96 references that are in the map. First posted on arXiv 8 Oct 2023.
Builds on
82 of 96 references.
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Citing papers per year: 2023: 1; 2024: 1; 2025: 7; 2026: 3.
12 papers.
- 2024Context-Guided Spatial Feature Reconstruction for Efficient Semantic Segmentationcited by 25
- 2023Mobile-Seed: Joint Semantic Segmentation and Boundary Detection for Mobile Robotscited by 5
- 2025Revisiting Efficient Semantic Segmentation: Learning Offsets for Better Spatial and Class Feature Alignmentcited by 5
- 2026ARTA: Adaptive Mixed-Resolution Token Allocation for Efficient Dense Feature Extractioncited by 2
- 2025A2Mamba: Attention-augmented State Space Models for Visual Recognitioncited by 1
- 2025GAPNet: A Lightweight Framework for Image and Video Salient Object Detection via Granularity-Aware Paradigmcited by 1
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- 2025Edge Detection for Organ Boundaries via Top Down Refinement and SubPixel Upsamplingcited by 0
- 2025DualResolution Residual Architecture with Artifact Suppression for Melanocytic Lesion Segmentationcited by 0
- 2025VesselRW: Weakly Supervised Subcutaneous Vessel Segmentation via Learned Random Walk Propagationcited by 0
- 2026Geometry-aware Depth-guided Representation Learning for Structure-preserving Low-light Image Enhancementcited by 0
- 2026Effective Receptive Field Ordering Matters for Infrared Small Target Detectioncited by 0
- 2026Effective Receptive Field Ordering Matters for Infrared Small Target Detection27 Jul 2026
- 2026Geometry-aware Depth-guided Representation Learning for Structure-preserving Low-light Image Enhancement6 Jul 2026
- 2026ARTA: Adaptive Mixed-Resolution Token Allocation for Efficient Dense Feature Extraction27 Mar 2026
- 2025Revisiting Efficient Semantic Segmentation: Learning Offsets for Better Spatial and Class Feature Alignment12 Aug 2025
- 2025GAPNet: A Lightweight Framework for Image and Video Salient Object Detection via Granularity-Aware Paradigm11 Aug 2025
- 2025VesselRW: Weakly Supervised Subcutaneous Vessel Segmentation via Learned Random Walk Propagation9 Aug 2025
- 2025DualResolution Residual Architecture with Artifact Suppression for Melanocytic Lesion Segmentation9 Aug 2025
- 2025Edge Detection for Organ Boundaries via Top Down Refinement and SubPixel Upsampling9 Aug 2025
- 2025Deeply Dual Supervised learning for melanoma recognition4 Aug 2025
- 2025A2Mamba: Attention-augmented State Space Models for Visual Recognition22 Jul 2025
- 2024Context-Guided Spatial Feature Reconstruction for Efficient Semantic Segmentation10 May 2024
- 2023Mobile-Seed: Joint Semantic Segmentation and Boundary Detection for Mobile Robots21 Nov 2023