Search: Proposed model — Academic Articles

A multi-branch network for cooperative spectrum sensing via attention-based and CNN feature fusion

Doi Thi Lan, Quan T. Ngo, Luong Vuong Nguyen, O-Joun Lee • Scientific Reports (2026)

Abstract In cognitive radio (CR) systems, the accurate detection of spectrum holes is a cornerstone for efficient spectrum utilization. However, the increasing complexity of CR environments, particularly those with multiple primary users (P...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-026-36031-1

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Image Segmentation Using Active Contours with Hessian-Based Gradient Vector Flow External Force

Qianqian Qian, Ke Cheng, Wei Qian, Qingchang Deng et al. • Sensors (2022)

The gradient vector flow (GVF) model has been widely used in the field of computer image segmentation. In order to achieve better results in image processing, there are many research papers based on the GVF model. However, few models includ...

DOAJ Open Access (DOAJ) DOI: 10.3390/s22134956

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InsDD-YOLO: Detection of Transmission Line Insulator Damage Based on the Improved YOLOv13 Model

Phat T. Nguyen, Duy C. Huynh, Loc D. Ho, Ha T. Tran et al. • IEEE Access (2025)

Amidst the rapid global expansion of smart grids, ensuring the safety and reliability of power transmission systems has become paramount. Insulators are critical components of high-voltage transmission lines, providing both electrical insul...

DOAJ Open Access (DOAJ) DOI: 10.1109/ACCESS.2025.3648259

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Academic Articles & Research Papers

A multi-branch network for cooperative spectrum sensing via attention-based and CNN feature fusion

Image Segmentation Using Active Contours with Hessian-Based Gradient Vector Flow External Force

InsDD-YOLO: Detection of Transmission Line Insulator Damage Based on the Improved YOLOv13 Model