تقرير
Regressing Transformers for Data-efficient Visual Place Recognition
العنوان: | Regressing Transformers for Data-efficient Visual Place Recognition |
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المؤلفون: | Leyva-Vallina, María, Strisciuglio, Nicola, Petkov, Nicolai |
سنة النشر: | 2024 |
المجموعة: | Computer Science |
مصطلحات موضوعية: | Computer Science - Computer Vision and Pattern Recognition, Computer Science - Machine Learning |
الوصف: | Visual place recognition is a critical task in computer vision, especially for localization and navigation systems. Existing methods often rely on contrastive learning: image descriptors are trained to have small distance for similar images and larger distance for dissimilar ones in a latent space. However, this approach struggles to ensure accurate distance-based image similarity representation, particularly when training with binary pairwise labels, and complex re-ranking strategies are required. This work introduces a fresh perspective by framing place recognition as a regression problem, using camera field-of-view overlap as similarity ground truth for learning. By optimizing image descriptors to align directly with graded similarity labels, this approach enhances ranking capabilities without expensive re-ranking, offering data-efficient training and strong generalization across several benchmark datasets. Comment: Accepted for publication in ICRA 2024 |
نوع الوثيقة: | Working Paper |
URL الوصول: | http://arxiv.org/abs/2401.16304 |
رقم الأكسشن: | edsarx.2401.16304 |
قاعدة البيانات: | arXiv |
الوصف غير متاح. |