Shape analysis for classification of breast nodules on digital ultrasound images

One of the imaging modalities for early detection of breast cancer malignancy is ultrasonography (USG).  The malignancy can be analysed from the characteristic of nodule shape.  This study aims to develop a method for classifying the shape of breast nodule into two classes, namely regular and irregu...

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Main Authors: Adi Nugroho, Hanung (Author), Nurul Yusufiyah, Hesti Khuzaimah (Author), Bharata Adji, Teguh (Author), K.Z Oktoeberza, Widhia (Author)
Format: EJournal Article
Published: Institute of Advanced Engineering and Science, 2019-02-01.
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001 ijeecs16742_10532
042 |a dc 
100 1 0 |a Adi Nugroho, Hanung  |e author 
100 1 0 |e contributor 
700 1 0 |a Nurul Yusufiyah, Hesti Khuzaimah  |e author 
700 1 0 |a Bharata Adji, Teguh  |e author 
700 1 0 |a K.Z Oktoeberza, Widhia  |e author 
245 0 0 |a Shape analysis for classification of breast nodules on digital ultrasound images 
260 |b Institute of Advanced Engineering and Science,   |c 2019-02-01. 
500 |a https://ijeecs.iaescore.com/index.php/IJEECS/article/view/16742 
520 |a One of the imaging modalities for early detection of breast cancer malignancy is ultrasonography (USG).  The malignancy can be analysed from the characteristic of nodule shape.  This study aims to develop a method for classifying the shape of breast nodule into two classes, namely regular and irregular classes.  The input image is pre-processed by using the combination of adaptive median filter and speckle reduction bilateral filtering (SRBF) to reduce speckle noises and to eliminate the image label.  Afterwards, the filtered image is segmented based on active contour followed by feature extraction process.  Nine extracted features, i.e. roundness, slimness and seven features of invariant moments, are used to classify nodule shape using multi-layer perceptron (MLP).  The performance of the proposed method is evaluated using 105 breast nodule images which comprise of 57 regular and 48 irregular nodule images.  The results of classification process achieve the level of accuracy, sensitivity and specificity at 96.20%, 97.90% and 94.70%, respectively.  These results indicate that the proposed method successfully classifies the breast nodule images based on shape analysis. 
540 |a Copyright (c) 2018 Institute of Advanced Engineering and Science 
540 |a http://creativecommons.org/licenses/by-nc/4.0 
546 |a eng 
690
690 |a Breast nodules, Invariant moments, Shape analysis, Ultrasound image 
655 7 |a info:eu-repo/semantics/article  |2 local 
655 7 |a info:eu-repo/semantics/publishedVersion  |2 local 
655 7 |2 local 
786 0 |n Indonesian Journal of Electrical Engineering and Computer Science; Vol 13, No 2: February 2019; 837-844 
786 0 |n 2502-4760 
786 0 |n 2502-4752 
786 0 |n 10.11591/ijeecs.v13.i2 
787 0 |n https://ijeecs.iaescore.com/index.php/IJEECS/article/view/16742/10532 
856 4 1 |u https://ijeecs.iaescore.com/index.php/IJEECS/article/view/16742/10532  |z Get fulltext