2018
DOI: 10.14419/ijet.v7i2.15.11375
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An automated grading system for diabetic retinopathy using curvelet transform and hierarchical classification

Abstract: In this paper, an automated system for grading the severity level of Diabetic Retinopathy (DR) disease based on fundus images is presented. Features are extracted using fast discrete curvelet transform. These features are applied to hierarchical support vector machine (SVM) classifier to obtain four types of grading levels, namely, normal, mild, moderate and severe. These grading levels are determined based on the number of anomalies such as microaneurysms, hard exudates and haemorrhages that are present in th… Show more

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Cited by 8 publications
(4 citation statements)
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“…Comparison of the proposed method with the four algorithms recently published in the literature 7,8,17,19 is summarized in Table 5. The nine performance measures are used to assess the performance of the methods.…”
Section: Comparison With Existing Algorithmsmentioning
confidence: 99%
See 1 more Smart Citation
“…Comparison of the proposed method with the four algorithms recently published in the literature 7,8,17,19 is summarized in Table 5. The nine performance measures are used to assess the performance of the methods.…”
Section: Comparison With Existing Algorithmsmentioning
confidence: 99%
“…5 Also, curvelet transform (CT)-based MA detection was proposed by Shah et al 6 for color fundus image analysis. A method that combines curvelet coefficients and statistical features for grading of DR retinal fundus images 7 was implemented by Mukti et al In 2017, Abbas et al put forward an improved feature extraction technique 8 based on the color dense in scale-invariant feature transform and gradient location-orientation histogram techniques. A new macro feature descriptor was introduced for contentbased image retrieval by Davar et al 9 using scaleinvariant feature transform.…”
Section: Introductionmentioning
confidence: 99%
“…It likewise manages high dimensional information, for example, quality articulation and lexibility. SVM gives a superior exudates classi ication Figure 5 (Mukti et al, 2018;Santhakumar et al, 2016).…”
Section: Categorizationmentioning
confidence: 99%
“…They reported that DL enhanced algorithm achieved significantly better performance and would enhance automated DR detection than IDP that does not employ DL algorithm. Ari Mukti et al [22] presented in their paper an automatic grading system for DR using discrete curvelet transform (FDCT) features with SVM Classifier. The proposed system tested using retinal images from databases of Messidor and achieved 86.23% accuracy.…”
Section: Related Workmentioning
confidence: 99%