Deep Learning

DSTI-Net: A Dynamic Spatial–Temporal Interaction Network With Semantic Guidance for 2-D and 3-D Change Detection featured image
Change Detection

DSTI-Net: A Dynamic Spatial–Temporal Interaction Network With Semantic Guidance for 2-D and 3-D Change Detection

This paper proposes DSTI-Net, a multitask framework integrating SAM-based semantic guidance and dynamic spatial-temporal interaction for joint 2-D and 3-D change detection from …

tengxi-wang
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Point and voxel cross perception with lightweight cosformer for large-scale point cloud semantic segmentation featured image
Point Cloud Semantic Segmentation

Point and voxel cross perception with lightweight cosformer for large-scale point cloud semantic segmentation

This paper proposes PVCFormer, a cross-attention architecture combining point and voxel representations with CosFormer for efficient large-scale outdoor point cloud semantic …

shuai-zhang
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SPDC: A Super-Point and Point Combining Based Dual-Scale Contrastive Learning Network for Point Cloud Semantic Segmentation featured image
Point Cloud Semantic Segmentation

SPDC: A Super-Point and Point Combining Based Dual-Scale Contrastive Learning Network for Point Cloud Semantic Segmentation

This paper proposes SPDC, a dual-scale contrastive learning network combining super-point and point-level features for self-supervised point cloud semantic segmentation, achieving …

shuai-zhang
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Learning point cloud context information based on 3D transformer for more accurate and efficient classification featured image
Point Cloud Classification

Learning point cloud context information based on 3D transformer for more accurate and efficient classification

This paper proposes a novel 3D transformer architecture for point cloud classification that captures local context information by highlighting feature importance differences …

yiping-chen
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