Computer Vision and Pattern Recognition Based on Machine Learning

A special issue of Electronics (ISSN 2079-9292). This special issue belongs to the section "Computer Science & Engineering".

Deadline for manuscript submissions: 15 April 2026 | Viewed by 596

Special Issue Editor


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Guest Editor
School of Computer Science, Sichuan University, Chengdu, China
Interests: deep learning; pattern recognition; computer vision

Special Issue Information

Dear Colleagues,

Computer vision plays a pivotal role in modern intelligent systems, with widespread applications in medical diagnostics, industrial automation, remote sensing, autonomous driving, and beyond. Tasks such as image recognition, object detection, semantic segmentation, and 3D pose estimation are fundamental to these domains. However, the increasing complexity of vision models and the growing demand for real-time, resource-efficient solutions necessitate advancements in data-efficient and model-efficient learning.

This Special Issue focuses on cutting-edge research in efficient computer vision algorithms, covering both data efficiency and model efficiency. In data-efficient learning, the explored techniques reduce reliance on large-scale labelled datasets, including few-shot learning, transfer learning, domain adaptation, and self-supervised pre-training for downstream task adaptation. In model-efficient learning, the emphasis lies on lightweight architectures, neural architecture search (NAS), model compression (e.g., pruning, quantization, distillation), and the efficient design of convolutional neural networks (CNNs), vision transformers (ViTs), and hybrid architectures.

 This Special Issue welcomes original research and reviews addressing efficiency challenges in computer vision. Other potential applications may include, but are not limited to, the following:

 • Medical imaging (e.g., low-data lesion detection);

• Industrial inspection (e.g., defect recognition with limited samples);

• Autonomous systems (e.g., real-time object tracking);

• Remote sensing (e.g., efficient land-cover segmentation). 

In summary, we welcome studies on the following topics:

  1. Data-Efficient Learning

      - Few-shot/zero-shot learning for vision tasks;  

      - Transfer learning and domain adaptation;  

      -Self-supervised and weakly supervised learning;  

      - Active learning and annotation-efficient methods.

2. Model-Efficient Design  

      -Efficient CNN and transformer architectures;  

      - Neural architecture search (NAS) for efficient models;  

      - Model compression (pruning, quantization, knowledge distillation);  

      - Dynamic or adaptive inference for computational savings.

3. Efficient Vision Tasks

      -Real-time object detection and segmentation;

      - Efficient depth estimation and 3D reconstruction

      - Low-latency video analysis (e.g., action recognition);

      - Energy-efficient deployment on edge devices.

4. Applications and Case Studies

   - Efficient vision systems for healthcare, robotics, or agriculture;

   - Benchmarks and datasets for evaluating efficiency;

   - Hardware-aware algorithm design (e.g., for mobile/embedded devices).

Dr. Tao Wang
Guest Editor

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Keywords

  • computer vision
  • architecture design
  • data-efficient learning
  • image processing

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Published Papers (1 paper)

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Research

22 pages, 5609 KB  
Article
Lightweight Algorithm for Steel Surface Defect Detection Based on PPY-YOLO
by Jue Zhao, Yufa Peng, Sheng Zhang and Xiaolong Li
Electronics 2025, 14(17), 3401; https://doi.org/10.3390/electronics14173401 - 26 Aug 2025
Viewed by 441
Abstract
We propose an improved steel surface defect detection algorithm based on YOLOv8, named PPY-YOLO. First, we improve the neck architecture of YOLOv8. We add upsampling and feature extraction fusion layers in the neck for more thorough multi-scale feature interaction in the model, effectively [...] Read more.
We propose an improved steel surface defect detection algorithm based on YOLOv8, named PPY-YOLO. First, we improve the neck architecture of YOLOv8. We add upsampling and feature extraction fusion layers in the neck for more thorough multi-scale feature interaction in the model, effectively integrating fine-grained with semantic features. Second, we introduce an improved GAM-B attention mechanism before the SPPF layer. This enhances the model’s ability to focus on key features and suppress non-key features, thus improving the model’s detection accuracy. Third, we introduce the C2f_RVB module, boosting computational efficiency and enhancing its representation ability. Fourth, we redesign the detection head with weight sharing and group convolution, further boosting the model’s computational efficiency and detection accuracy. Experimental results show that on the NEU-DET dataset, the PPY-YOLO model has a 4.8% increase in mAP@0.5 and a 1.7% increase in mAP@0.5:0.95 compared to the baseline. On the GC10-DET dataset, it has a 6.6% increase in mAP@0.5 and a 5.3% increase in mAP@0.5:0.95. While improving the detection accuracy, we reduce the number of parameters by 30.0% and the computational cost by 30.8%. Experimental results prove that the PPY-YOLO model proposed in this paper has higher detection accuracy and computational efficiency. It is more suitable for deployment on resource-constrained mobile detection devices and has good generalization ability. Full article
(This article belongs to the Special Issue Computer Vision and Pattern Recognition Based on Machine Learning)
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