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Master slave configuration in robotic surgery through image processing 通过图像处理实现机器人手术的主从配置
IF 1.1 Q4 ENGINEERING, BIOMEDICAL Pub Date : 2023-01-01 DOI: 10.1504/ijbet.2023.10058325
J. Saini, Sanjeev Kumar, N.A. Seema
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引用次数: 0
Exploration of fibro-glandular region and breast density classification of digitised mammograms using least square support vector machine 基于最小二乘支持向量机的数字化乳房x光片纤维腺区探查及乳腺密度分类
Q4 ENGINEERING, BIOMEDICAL Pub Date : 2023-01-01 DOI: 10.1504/ijbet.2023.133797
M. Vijaya Madhavi, T. Christy Bobby
Breast tissue density is one of the significant risk-marker for identification of breast cancer in early stage. In the proposed work, fibro-glandular region is explored and classification of breast density as dense and non-dense is performed. Image pre-processing is performed to improve the image quality followed by segmentation of breast region to obtain region of interest (RoI). For the obtained RoI, pseudo colouring is performed to improve image acuity accompanied by R-image extraction and post-processing to obtain fibro-glandular breast tissues. Area, histogram, fractal, grey-level co-occurrence matrix and grey-level run length matrix features are derived from both fibro-glandular and RoI regions and ratiometric value of features are computed. Further, mutual-information-based feature ranking algorithm is applied on the derived ratiometric values and the significant features are identified. These significant features when fed to least square-support vector machine produced average classification accuracy (%) of 86.1 ± 6.03 for mini-MIAS and 82.3 ± 4.78 for CBIS-DDSM database.
乳腺组织密度是早期识别乳腺癌的重要风险指标之一。在提出的工作中,探讨了纤维腺区,并将乳腺密度分为致密和非致密。首先对图像进行预处理,提高图像质量,然后对乳房区域进行分割,获得感兴趣区域(RoI)。对得到的RoI进行伪着色,提高图像清晰度,同时进行r图像提取和后处理,得到纤维腺状乳腺组织。分别从纤维腺体和RoI区域导出面积、直方图、分形、灰度共生矩阵和灰度行程矩阵特征,并计算特征的比值值。在此基础上,采用基于互信息的特征排序算法,识别出显著特征。将这些显著特征输入到最小二乘支持向量机中,mini-MIAS数据库的平均分类准确率为86.1±6.03,CBIS-DDSM数据库的平均分类准确率为82.3±4.78。
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引用次数: 0
BLDA-CSWDT autoimmune thyroid disease risks predictive model using machine learning and deep feature extraction techniques 基于机器学习和深度特征提取技术的BLDA-CSWDT自身免疫性甲状腺疾病风险预测模型
Q4 ENGINEERING, BIOMEDICAL Pub Date : 2023-01-01 DOI: 10.1504/ijbet.2023.133791
Nagavali Saka, S. Murali Krishna
Nowadays, different thyroid disorders are observed which are affecting the human population worldwide. Hence, to provide suitable treatment and be cost-consuming for the patients, an earlier diagnosis is required. To improve prediction, this paper proposed Bayes-linear discriminant analysis (B-LDA) and cuckoo search based weighted decision tree (CSWDT) models to predict the autoimmune thyroid risk assessment from the obtained dataset. Initially, after pre-processing, the features are extracted using the deep MLP model, and the significant features are fused by using the B-LDA model which overcomes the dimensionality reduction issue. Further, the classification is performed by using the optimised cuckoo search with a weighted decision tree model. In addition, K-fold cross-validation is performed and attains a better accuracy value of 99.5% in thyroid disease prediction.
如今,不同的甲状腺疾病正在影响着全世界的人口。因此,为了给患者提供合适的治疗并降低成本,需要进行早期诊断。为了提高预测能力,本文提出了贝叶斯-线性判别分析(B-LDA)和基于布谷鸟搜索的加权决策树(CSWDT)模型,从获得的数据集预测自身免疫性甲状腺风险评估。首先,经过预处理,使用深度MLP模型提取特征,并使用B-LDA模型融合重要特征,克服了降维问题。进一步,使用优化的布谷鸟搜索和加权决策树模型进行分类。此外,进行K-fold交叉验证,对甲状腺疾病的预测准确率达到99.5%。
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引用次数: 0
Identification of type-2 diabetes by electrocardiogram signal using flexible analytical wavelet transform 基于柔性分析小波变换的心电图信号识别2型糖尿病
Q4 ENGINEERING, BIOMEDICAL Pub Date : 2023-01-01 DOI: 10.1504/ijbet.2023.134600
Bhanupriya Mishra, Neelamshobha Nirala
Type-2 diabetes mellitus (T2DM) is a lifelong metabolic disease with worldwide prevalence. It can drastically decrease the life expectancy of any subject with a huge economic burden. The present study aimed to create a non-invasive and economical tool for automatic detection of T2DM using electrocardiogram (ECG) signals. The flexible analytic wavelet transform is used to evaluate the ECG by decomposing it into predictable sub-bands. Statistical and time-domain features were extracted from each sub-band. Different feature selection techniques were applied to obtain the most relevant features. The top nine features, selected by using the one-R attribute eval feature selection technique, were fed into the various types of machine learning classifiers. In tested classifiers, the fine k-nearest neighbour and optimisable KNN classifiers have shown the highest average accuracy of 94.94% and 94.61% respectively. The results suggest that the proposed approach provides an efficient non-invasive T2DM detection method in regular applications.
2型糖尿病(T2DM)是一种世界性的终身代谢性疾病。它会大大降低任何背负巨大经济负担的人的预期寿命。本研究旨在创造一种无创和经济的工具,用于使用心电图(ECG)信号自动检测T2DM。利用柔性解析小波变换将心电信号分解为可预测的子带,对心电信号进行评估。从每个子带提取统计特征和时域特征。采用不同的特征选择技术来获得最相关的特征。使用1 - r属性评估特征选择技术选择的前9个特征被输入到各种类型的机器学习分类器中。在测试的分类器中,精细k近邻分类器和可优化KNN分类器的平均准确率最高,分别为94.94%和94.61%。结果表明,该方法在常规应用中提供了一种有效的非侵入性T2DM检测方法。
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引用次数: 0
Magnetic resonance brain volume property-based accelerate medical image algorithms using graphics processing unit 基于磁共振脑容量属性的图形处理单元加速医学图像算法
IF 1.1 Q4 ENGINEERING, BIOMEDICAL Pub Date : 2022-01-01 DOI: 10.1504/ijbet.2022.10045022
T. Kalaiselvi, P. Sriramakrishnan
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引用次数: 0
Need for customisation in preventing pressure ulcers for wheelchair patients - a load distribution approach 需要定制预防压疮轮椅患者-负荷分配方法
IF 1.1 Q4 ENGINEERING, BIOMEDICAL Pub Date : 2022-01-01 DOI: 10.1504/ijbet.2022.10045073
Sivasankar Arumugam, T. Ravi, R. Ranganathan
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引用次数: 2
Machine learning approach for automatic brain tumour detection using patch-based feature extraction and classification 基于补丁特征提取和分类的脑肿瘤自动检测机器学习方法
IF 1.1 Q4 ENGINEERING, BIOMEDICAL Pub Date : 2022-01-01 DOI: 10.1504/ijbet.2022.10049495
P. Sriramakrishnan, T. Kalaiselvi, P. Kumarashankar
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引用次数: 0
Modified U-Net for fully automatic liver segmentation from abdominal CT-image 改进的U-Net用于腹部ct图像的全自动肝脏分割
IF 1.1 Q4 ENGINEERING, BIOMEDICAL Pub Date : 2022-01-01 DOI: 10.1504/ijbet.2022.10050023
S. Talbar, A. Handique, Prasad Dutande, Ujjwal Baid, Sudip Paul, G. K. Mourya
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引用次数: 1
Mitotic cells detection in H&E-stained breast carcinoma images h&e染色乳腺癌图像中有丝分裂细胞的检测
IF 1.1 Q4 ENGINEERING, BIOMEDICAL Pub Date : 2022-01-01 DOI: 10.1504/ijbet.2022.10050025
Sarina Mansor, K. Teoh, L. Looi, J. T. H. Lee, S. Y. Khor, M. F. A. Fauzi, Afiqah Abu Samah
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引用次数: 2
Swarm optimisation-based bag of visual words model for content-based X-ray scan retrieval 基于群优化的基于内容的x射线扫描检索视觉词包模型
IF 1.1 Q4 ENGINEERING, BIOMEDICAL Pub Date : 2022-01-01 DOI: 10.1504/ijbet.2022.10050145
S. S. Kamath, K. Karthik
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引用次数: 1
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