CVAIMay 8, 2025

GaMNet: A Hybrid Network with Gabor Fusion and NMamba for Efficient 3D Glioma Segmentation

arXiv:2505.05520v11 citationsh-index: 3ICIC
Originality Incremental advance
AI Analysis

This work addresses the need for real-time, reliable glioma segmentation on mobile medical devices, offering an incremental improvement over existing CNN and Transformer-based models.

The paper tackled the problem of efficient 3D glioma segmentation by proposing GaMNet, a hybrid network that integrates NMamba for global modeling and multi-scale CNN for local features, achieving high accuracy with fewer parameters and faster computation.

Gliomas are aggressive brain tumors that pose serious health risks. Deep learning aids in lesion segmentation, but CNN and Transformer-based models often lack context modeling or demand heavy computation, limiting real-time use on mobile medical devices. We propose GaMNet, integrating the NMamba module for global modeling and a multi-scale CNN for efficient local feature extraction. To improve interpretability and mimic the human visual system, we apply Gabor filters at multiple scales. Our method achieves high segmentation accuracy with fewer parameters and faster computation. Extensive experiments show GaMNet outperforms existing methods, notably reducing false positives and negatives, which enhances the reliability of clinical diagnosis.

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