论文标题

盯着车道:实时注意引导车道检测

Keep your Eyes on the Lane: Real-time Attention-guided Lane Detection

论文作者

Tabelini, Lucas, Berriel, Rodrigo, Paixão, Thiago M., Badue, Claudine, De Souza, Alberto F., Oliveira-Santos, Thiago

论文摘要

现代车道检测方法在复杂的现实世界情景中取得了出色的性能,但是许多人在维持实时效率方面存在问题,这对于自动驾驶汽车很重要。在这项工作中,我们提出了LANEATT:基于锚的深车道检测模型,类似于其他通用深对象检测器,它使用锚定为特征池步骤。由于车道遵循常规模式并且高度相关,因此我们假设在某些情况下,全球信息对于推断其位置可能至关重要,尤其是在遮挡,缺失车道标记等条件下。因此,这项工作提出了一种基于锚定的新型注意机制,该机制汇总了全球信息。该模型在文献中最广泛使用的数据集上进行了广泛的评估。结果表明,我们的方法的表现优于当前的最新方法,显示出较高的功效和效率。此外,进行消融研究以及对实践中有用的效率权衡方案的讨论。

Modern lane detection methods have achieved remarkable performances in complex real-world scenarios, but many have issues maintaining real-time efficiency, which is important for autonomous vehicles. In this work, we propose LaneATT: an anchor-based deep lane detection model, which, akin to other generic deep object detectors, uses the anchors for the feature pooling step. Since lanes follow a regular pattern and are highly correlated, we hypothesize that in some cases global information may be crucial to infer their positions, especially in conditions such as occlusion, missing lane markers, and others. Thus, this work proposes a novel anchor-based attention mechanism that aggregates global information. The model was evaluated extensively on three of the most widely used datasets in the literature. The results show that our method outperforms the current state-of-the-art methods showing both higher efficacy and efficiency. Moreover, an ablation study is performed along with a discussion on efficiency trade-off options that are useful in practice.

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