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Leaf image based cucumber disease recognition using sparse representation classification
DOI:10.1016/j.compag.2017.01.014.png)
摘要
En 中文
Most existing image-based crop disease recognition algorithms rely on extracting various kinds of features from leaf images of diseased plants. They have a common limitation as the features selected for discriminating leaf images are usually treated as equally important in the classification process. We propose a novel cucumber disease recognition approach which consists of three pipelined procedures: segmenting diseased leaf images by K-means clustering, extracting shape and color features from lesion information, and classifying diseased leaf images using sparse representation (SR). A major advantage of this approach is that the classification in the SR space is able to effectively reduce the computation cost and improve the recognition performance. We perform a comparison with four other feature extraction based methods using a leaf image dataset on cucumber diseases. The proposed approach is shown to be effective in recognizing seven major cucumber diseases with an overall recognition rate of 85.7%, higher than those of the other methods. (C) 2017 Elsevier B.V. All rights reserved.
Keyword:
Cucumber diseased leaf image
Cucumber disease recognition
Sparse representation classification (SRC)
Sparse coefficient
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期刊
IF:
8.9
论文数:
1.0W
被引数:
4.8W
机构
引用论文
Early detection and classification of plant diseases with Support Vector Machines based on hyperspectral reflectance基于高光谱的支持向量机植物病害早期检测与分类

