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- research-articleSeptember 2024
Pneumonia Detection: A Comprehensive Study of Diverse Neural Network Architectures using Chest X-Rays
- Wajahat Akbar,
- Abdullah Soomro,
- Altaf Hussain,
- Tariq Hussain,
- Farman Ali,
- Muhammad Inam Ul Haq,
- Raaz Waheeb Attar,
- Ahmed Alhomoud,
- Ahmad Ali Alzubi,
- Reem Alsagri
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 34, Issue 4Pages 679–699https://doi.org/10.61822/amcs-2024-0045AbstractPneumonia is of deep concern in healthcare worldwide, being the most deadly infectious disease, especially among children. Chest radiographs are crucial for detecting it. However, certain vulnerable groups exhibit heightened susceptibility, ...
- research-articleSeptember 2024
Advanced Diabetic Retinopathy Detection with the R–CNN: A Unified Visual Health Solution
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 34, Issue 4Pages 661–678https://doi.org/10.61822/amcs-2024-0044AbstractDiabetic retinopathy (DR) can cause blindness and vision impairment. This degenerative eye condition may lead to an irreversible vision loss. The prevalence of vision impairment and blindness caused by DR emphasizes the critical need for better ...
- research-articleSeptember 2024
A Novel Chaotic Binary Butterfly Optimization Algorithm based Feature Selection Model for Classification of Autism Spectrum Disorder
- Anandkumar Ramakrishnan,
- Rajakumar Ramalingam,
- Padmanaban Ramalingam,
- Vinayakumar Ravi,
- Tahani Jaser Alahmadi,
- Siti Sarah Maidin
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 34, Issue 4Pages 647–660https://doi.org/10.61822/amcs-2024-0043AbstractAutism spectrum disorder (ASD) issues formidable challenges in early diagnosis and intervention, requiring efficient methods for identification and treatment. By utilizing machine learning, the risk of ASD can be accurately and promptly evaluated,...
- research-articleSeptember 2024
Autism Spectrum disorder Detection in Toddlers and Adults Using Deep Learning
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 34, Issue 4Pages 631–645https://doi.org/10.61822/amcs-2024-0042AbstractAutism spectrum disorder includes symptoms like anxiety, depressive disorders, and epilepsy because of its impact on relationships, learning, and employment. Since no confirmed treatment and diagnosis are available, the emphasis is on improving ...
- research-articleSeptember 2024
Enhancing Multi–Class Prediction of Skin Lesions with Feature Importance Assessment
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 34, Issue 4Pages 617–629https://doi.org/10.61822/amcs-2024-0041AbstractNumerous image processing techniques have been developed for the identification of various types of skin lesions. In real-world scenarios, the specific lesion type is often unknown in advance, leading to a multi-class prediction challenge. The ...
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- research-articleSeptember 2024
A Custom Deep Learning Architecture with Image Augmentation for Intelligent Gastrointestinal Tract Tissue Classification
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 34, Issue 4Pages 597–616https://doi.org/10.61822/amcs-2024-0040AbstractThe origin of sampled tissue and characteristics of healthy organs is important for potential abnormality detection in veterinary medicine. Most often such information is given during the sampling process, but in some cases there is a possibility ...
- research-articleSeptember 2024
An Expert System for Leukocyte Classification using Probabilistic Deep Feature Optimization via Distribution Estimation
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 34, Issue 4Pages 579–595https://doi.org/10.61822/amcs-2024-0039AbstractWhite blood cells (WBCs) are essential for immune and inflammatory responses, and their precise classification is crucial for diagnosing and managing diseases. Although convolutional neural networks (CNNs) are effective for image classification, ...
- research-articleSeptember 2024
A Review of Shockable Arrhythmia Detection of ECG Signals Using Machine and Deep Learning Techniques
- Lakkakula Kavya,
- Yepuganti Karuna,
- Saladi Saritha,
- Allam Jaya Prakash,
- Kiran Kumar Patro,
- Suraj Prakash Sahoo,
- Ryszard Tadeusiewicz,
- Paweł Pławiak
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 34, Issue 3Pages 485–511https://doi.org/10.61822/amcs-2024-0034AbstractAn electrocardiogram (ECG) is an essential medical tool for analyzing the functioning of the heart. An arrhythmia is a deviation in the shape of the ECG signal from the normal sinus rhythm. Long-term arrhythmias are the primary sources of ...
- research-articleSeptember 2024
A Spiking Neural Network Based on Thalamo–Cortical Neurons for Self–Learning Agent Applications
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 34, Issue 3Pages 467–483https://doi.org/10.61822/amcs-2024-0033AbstractThe paper proposes a non-iterative training algorithm for a power efficient SNN classifier for applications in self-learning systems. The approach uses mechanisms of preprocessing of signals from sensory neurons typical of a thalamus in a ...
- research-articleSeptember 2024
A Quality Index for Detection of Atypical Elements (Outliers)
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 34, Issue 3Pages 439–451https://doi.org/10.61822/amcs-2024-0031AbstractBesides clustering and classification, detection of atypical elements (outliers, rare elements) is one of the most fundamental problems in contemporary data analysis. However, contrary to clustering and classification, an atypical element ...
- research-articleSeptember 2024
Developing Hessian–Free Second–Order Adversarial Examples for Adversarial Training
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 34, Issue 3Pages 425–438https://doi.org/10.61822/amcs-2024-0030AbstractRecent studies show that deep neural networks (DNNs) are extremely vulnerable to elaborately designed adversarial examples. Adversarial training, which uses adversarial examples as training data, has been proven to be one of the most effective ...
- research-articleMarch 2024
An Empirical Study of a Simple Incremental Classifier Based on Vector Quantization and Adaptive Resonance Theory
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 34, Issue 1Pages 149–165https://doi.org/10.61822/amcs-2024-0011AbstractWhen constructing a new data classification algorithm, relevant quality indices such as classification accuracy (ACC) or the area under the receiver operating characteristic curve (AUC) should be investigated. End-users of these algorithms are ...
- research-articleMarch 2024
Wide Gaps and Kleinberg’s Clustering Axioms for k–Means
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 34, Issue 1Pages 135–147https://doi.org/10.61822/amcs-2024-0010AbstractThe widely applied k-means algorithm produces clusterings that violate our expectations with respect to high/low similarity/density within/between clusters and is in conflict with Kleinberg’s axiomatic system for distance based clustering ...
- research-articleMarch 2024
A Multi–Criteria Approach for Selecting an Explanation from the Set of Counterfactuals Produced by an Ensemble of Explainers
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 34, Issue 1Pages 119–133https://doi.org/10.61822/amcs-2024-0009AbstractCounterfactuals are widely used to explain ML model predictions by providing alternative scenarios for obtaining more desired predictions. They can be generated by a variety of methods that optimize various, sometimes conflicting, quality ...
- research-articleMarch 2024
Remaining Useful Life Prediction of a Lithium–Ion Battery Based on a Temporal Convolutional Network with Data Extension
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 34, Issue 1Pages 105–117https://doi.org/10.61822/amcs-2024-0008AbstractUnmanned underwater vehicles are typically deployed in deep sea environments, which present unique working conditions. Lithium-ion power batteries are crucial for powering underwater vehicles, and it is vital to accurately predict their remaining ...
- research-articleDecember 2022
Segmentation of the Melanoma Lesion and its Border
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 32, Issue 4Pages 683–699https://doi.org/10.34768/amcs-2022-0047AbstractSegmentation of the border of the human pigmented lesions has a direct impact on the diagnosis of malignant melanoma. In this work, we examine performance of (i) morphological segmentation of a pigmented lesion by region growing with the adaptive ...
- research-articleDecember 2022
Integrated Fault–Tolerant Control of a Quadcopter UAV with Incipient Actuator Faults
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 32, Issue 4Pages 601–617https://doi.org/10.34768/amcs-2022-0042AbstractAn integrated approach to the fault-tolerant control (FTC) of a quadcopter unmanned aerial vehicle (UAV) with incipient actuator faults is presented. The framework is comprised of a radial basis function neural network (RBFNN) fault detection and ...
- research-articleDecember 2022
Vision–Based Positioning of Electric Buses for Assisted Docking to Charging Stations
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 32, Issue 4Pages 583–599https://doi.org/10.34768/amcs-2022-0041AbstractWe present a novel approach to vision-based localization of electric city buses for assisted docking to a charging station. The method assumes that the charging station is a known object, and employs a monocular camera system for positioning upon ...
- research-articleSeptember 2022
A Hybrid Approach of a Deep Learning Technique for Real–Time ECG Beat Detection
- Kiran Kumar Patro,
- Allam Jaya Prakash,
- Saunak Samantray,
- Joanna Pławiak,
- Ryszard Tadeusiewicz,
- Paweł Pławiak
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 32, Issue 3Pages 455–465https://doi.org/10.34768/amcs-2022-0033AbstractThis paper presents a new customized hybrid approach for early detection of cardiac abnormalities using an electrocardiogram (ECG). The ECG is a bioelectrical signal that helps monitor the heart’s electrical activity. It can provide health ...
- research-articleJune 2022
Hybrid Deep Learning Model–Based Prediction of Images Related to Cyberbullying
International Journal of Applied Mathematics and Computer Science (IJAMCS), Volume 32, Issue 2Pages 323–334https://doi.org/10.34768/amcs-2022-0024AbstractCyberbullying has become more widespread as a result of the common use of social media, particularly among teenagers and young people. A lack of studies on the types of advice and support available to victims of bullying has a negative impact on ...