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Scene Classification by Feature Co-occurrence Matrix

机译:特征共同发生矩阵的场景分类

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Classifying scenes (such as mountains, forests) is not an easy task owing to their variability, ambiguity, and the wide range of illumination and scale conditions that may apply. Bag of features (BoF) model have achieved impressive performances in many famous databases (such as the 15 scene dataset). A main drawback of the BoF model is it disregards all information about the spatial layout of the features, leads to a limited descriptive ability. In this paper, we use co-occurrence matrix to implant the spatial relations between local features, and demonstrate that feature co-occurrence matrix (FCM) is a potential discriminative character to scenes classification. We propose three FCM based image representations for scenes classification. The experimental results show that, under equal protocol, the proposed method outperforms BoF model and Spatial Pyramid (SP) model and achieves a comparable performance to the state-of-the-art.
机译:由于它们的可变性,歧义和可能适用的广泛的照明和规模条件,对场景(如山脉,森林)并不是一项简单的任务。特征袋(BOF)模型在许多着名数据库中实现了令人印象深刻的表现(例如15场景数据集)。 BOF模型的主要缺点是忽略了关于特征空间布局的所有信息,导致有限的描述性能力。在本文中,我们使用共同发生矩阵来植入局部特征之间的空间关系,并证明特征共发生矩阵(FCM)是对场景分类的潜在判别特征。我们提出了三种基于FCM的图像表示,用于场景分类。实验结果表明,在等方案下,所提出的方法优于BOF模型和空间金字塔(SP)模型,实现了最先进的性能。

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