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Tamper Detection and Localization for Quranic Text Watermarking Scheme Based on Hybrid Technique

Computers, Materials & Continua 2021年第7期68卷 77-102页

作者： Ali A.R.Alkhafaji Nilam Nur Amir Sjarif M.A.Shahidan Nurulhuda Firdaus Mohd Azmi Haslina Md Sarkan Suriayati Chuprat razak faculty of technology and informatics University Teknologi MalaysiaKuala Lumpur54000Malaysia

The text of the Quran is principally dependent on the Arabic ***,improving the security and reliability of the Quran’s text when it is exchanged via internet networks has become one of the most difcult challenges that researchers face ***,the diacritical marks in the Holy Quran which represent Arabic vowels(i,j.s)known as the kashida(or“extended letters”)must be protected from *** cover text of the Quran and its watermarked text are different due to the low values of the Peak Signal to Noise Ratio(PSNR),and Normalized Cross-Correlation(NCC);thus,the location for tamper detection accuracy is *** gap addressed in this paper to improve the security of Arabic text in the Holy Quran by using vowels with *** enhance the watermarking scheme of the text of the Quran based on hybrid techniques(XOR and queuing techniques)of the purposed *** methodology propose scheme consists of four phases:The rst phase is *** is followed by the second phase where an embedding process takes place to hide the data after the vowel letters wherein if the secret bit is“1”,it inserts the kashida but does not insert the kashida if the bit is“0”.The third phase is an extraction process and the last phase is to evaluate the performance of the proposed scheme by using PSNR(for the imperceptibility),and NCC(for the security of the watermarking).Experiments were performed on three datasets of varying lengths under multiple random locations of insertion,reorder and deletion *** experimental results were revealed the improvement of the NCC by 1.76%,PSNR by 9.6%compared to available current schemes.

关键词： Text watermarking tamper detection authentication quranic text exclusive-or operation queuing technique

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Intelligent Integrated Model for Improving Performance in Power Plants

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Computers, Materials & Continua 2022年第3期70卷 5783-5801页

作者： Ahmed Ali Ajmi Noor Shakir Mahmood Khairur Rijal Jamaludin Hayati Habibah Abdul Talib Shamsul Sarip Hazilah Mad Kaidi razak faculty of technology and informatics UTM54100Kuala LumpurMalaysia University of technology Ministry of Electricity GCEP/Middle Region BaghdadIraq

Industry 4.0 is expected to play a crucial role in improving energy management and personnel performance in power *** performance problem in maintaining power plants is the result of both human errors,human factors and the poor implementation of automation in energy *** problem can potentially be solved using artificial intelligence(AI)and an integrated management system(IMS).This article investigates the current challenges to improving personnel and energy management performance in power plants,identifies the critical success factors(CSFs)for an integrated intelligent framework,and develops an intelligent framework that enables power plants to improve *** theoretical basis is founded on a systematic literature review to locate 110 out of 3108 papers studied carefully to examine the performance architecture that best enables effective *** findings from this literature review are combined with expert judgment and the big data advantages of AI applications to develop an intelligent *** are collected from a power plant in *** ensure the reliability of the proposed model,various hypotheses are tested using structural equation *** results confirm that the measurement model is acceptable,and that the hypotheses are supported and significant.A case study demonstrates the strong relationship and significance between big data of performance and the *** is hoped that this model will be adopted to enable performance improvement in power plants.

关键词： Industry 4.0 artificial intelligence critical success factors decision making integrated management system maintenance

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Novel Approach to Energy Management via Performance Shaping Factors in Power Plants

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Computers, Materials & Continua 2022年第12期73卷 5025-5039页

作者： Ahmed Ali Ajmi Noor Shakir Mahmood Khairur Rijal Jamaludin Hayati Habibah Abdul Talib Shamsul Sarip Hazilah Mad Kaidi razak faculty of technology and informatics UTMKuala Lumpur54100Malaysia University of technology Ministry of Electricity GCEP/Middle Region BaghdadIraq

The literature that a lack of integration between the performance shaping factors(PSFs)and the energy management performance(EMP)is one of the critical problems that prevent performance improvement and reduces the power plant’s *** solve this problem,this article aims to achieve two main objectives:(1)Systematically investigate and identify the critical success factors(CSFs)for integration with PSFs and EMP;(2)Develop a novel modelling approach to predict the performance of power plants based on innovative integrated *** research methodology is grounded on the theoretical and practical approach to improving *** Newcastle Ottawa Scale(NOS)was used to assess the quality of the literature that met the *** ensure the reliability and accuracy of the proposed model,the researchers developed a hypothesis and evaluated the CSFs via a case study in the Iraqi power *** findings of this study succeeded in developing a novel modeling approach to predict the performance by integrating the CSFs of both the PSFs and EMP to increase the positive interaction and energy efficiency of power *** results confirmed the validity of the selected hypotheses and verified the positive and important relationship with the success and improvement of the performance in power ***,the lack of consistency and balance in the current studies indicates that the performance strategy in power plants did not receive sufficient attention and needs further investigations.

关键词： Intelligent model energy policy energy use integrated system energy efficiency framework

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Implications COVID-19 on Performance and Energy Management in the Production Electricity

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Computers, Materials & Continua 2021年第10期69卷 895-911页

作者： Noor Shakir Mahmood Ahmed Ali Ajmi Shamsul Sarip Khairur Rijal Jamaludin Hazilah Mad Kaidi Hayati Abdul Talib University of technology Ministry of Electricity GCEP/Middle region BaghdadIraq razak faculty of technology and informatics UTMKuala Lumpur54100Malaysia

The COVID-19 pandemic has directly impacted the electric power industry;the energy sector has experienced huge losses in electricity *** losses have also affected the reliability of communication and employees’performance,hence destabilizing the electric power *** article aims at achieving two ***,analyzing the impact of the COVID-19 pandemic on the communication of performance(human error and human factors)and energy management in electricity ***,to develop a conceptual framework model to alleviate effects of the pandemic on the power sector and then improve energy management and human *** paper involves investigating the influence of the COVID19 pandemic on the global production of electricity in the first quarters of 2019 and 2020.A conceptual model was developed based on a case ***,to ensure reliability,a variable,namely COVID-19,was used as a moderator to examine the effects of the independent and dependent *** results show that scores for the internet of things(IoT)with awareness and communication(A&C)and workplace environment management were high with Cronbach’s alpha value of 0.87 for the IoT and 0.89 for A&*** numbers are important indicators of factors that could affect performance and energy management and should not be overlooked by the top *** results also indicate that the pandemic has had a direct effect on the electricity production sector,and the conceptual framework model revealed that COVID-19,as a moderator,has a direct effect on the variables that significantly affect the improvement of both energy management and employee *** case study’s results confirm the poor performance in power plant maintenance and operation,in which human error would increase especially in Iraqi power plants that have not yet adopted any internationally recognized standards for energy *** paper contributes to the literature studying COVID-19’s impa

关键词： Communication internet of things decision making energy management performance workplace environment

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LOS and NLOS identification in real indoor environment using deep learning approach

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Digital Communications and Networks 2024年第5期10卷 1305-1312页

作者： Alicja Olejniczak Olga Blaszkiewicz Krzysztof K.Cwalina Piotr Rajchowski Jaroslaw Sadowski faculty of Electronics Telecommunications and InformaticsGdansk University of Technology

Visibility conditions between antennas,***-of-Sight(LOS) and Non-Line-of-Sight(NLOS) can be crucial in the context of indoor localization,for which detecting the NLOS condition and further correcting constant position estimation errors or allocating resources can reduce the negative influence of multipath propagation on wireless communication and *** this paper a Deep Learning(DL) model to classify LOS/NLOS condition while analyzing two Channel Impulse Response(CIR) parameters:Total Power(TP) [dBm] and First Path Power(FP) [dBm] is *** experiments were conducted using DWM1000 DecaWave radio module based on measurements collected in a real indoor environment and the proposed architecture provides LOS/NLOS identification with an accuracy of more than 100% and 95% in static and dynamic senarios,*** proposed model improves the classification rate by 2-5% compared to other Machine Learning(ML) methods proposed in the literature.

关键词： Deep learning Machine learning LOS NLOS UWB

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Automatic Diagnosis of COVID-19 Patients from Unstructured Data Based on a Novel Weighting Scheme

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Computers, Materials & Continua 2023年第1期74卷 1375-1392页

作者： Amir Yasseen Mahdi Siti Sophiayati Yuhaniz razak faculty of technology and informatics Universiti Teknologi MalaysiaKuala Lumpur54100Malaysia Computer Sciences and Mathematics College University of Thi_QarThi_Qar64000Iraq

The extraction of features fromunstructured clinical data of Covid-19 patients is critical for guiding clinical decision-making and diagnosing this viral ***,an early and accurate diagnosis of COVID-19 can reduce the burden on healthcare *** this paper,an improved Term Weighting technique combined with Parts-Of-Speech(POS)Tagging is proposed to reduce dimensions for automatic and effective classification of clinical text related to Covid-19 *** Frequency-Inverse Document Frequency(TF-IDF)is the most often used term weighting scheme(TWS).However,TF-IDF has several developments to improve its drawbacks,in particular,it is not efficient enough to classify text by assigning effective weights to the terms in unstructured *** this research,we proposed a modification term weighting scheme:RTF-C-IEF and compare the proposed model with four extraction methods:TF,TF-IDF,TF-IHF,and *** experiment was conducted on two new datasets for COVID-19 *** first datasetwas collected from government hospitals in Iraq with 3053 clinical records,and the second dataset with 1446 clinical reports,was collected from several different *** on the experimental results using several popular classifiers applied to the datasets of Covid-19,we observe that the proposed scheme RTF-C-IEF achieves is a consistent performer with the best scores in most of the ***,the modifiedRTF-C-IEF proposed in the study outperformed the original scheme and other employed term weighting methods in most ***,the proper selection of term weighting scheme among the different methods improves the performance of the classifier and helps to find the informative term.

关键词： Covid-19 clinical text natural language processing TWS machine learning

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K-Banhatti Invariants Empowered Topological Investigation of Bridge Networks

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Computers, Materials & Continua 2022年第12期73卷 5423-5440页

作者： Khalid Hamid Muhammad Waseem Iqbal Erssa Arif Yasir Mahmood Ahmad Salman Khan Nazri Kama Azri Azmi Atif Ikram Department of Computer Science Superior UniversityLahore54000Pakistan Department of Software Engineering Superior UniversityLahore54000Pakistan Department of Software Engineering Faculty of Information TechnologyThe University of Lahore54000Pakistan Advanced informatics Department Razak Faculty of Technology and InformaticsUniversiti Teknologi MalaysiaKuala Lumpur54100Malaysia faculty of informatics and Applied Mathematics University Malaysia TerengganuMalaysia Department of Computer Science&Information technology Faculty of Information TechnologyThe University of Lahore54000Pakistan

Any number that can be uniquely determined by a graph is called graph *** the most recent twenty years’innumerable numerical graph invariants have been described and used for correlation *** the fast and advanced environment of manufacturing of networks and other products which used different networks,no dependable assessment has been embraced to choose,how much these invariants are connected with a network graph or molecular *** this paper,it will talk about three distinct variations of bridge networks with great capability of expectation in the field of computer science,chemistry,physics,drug industry,informatics,and mathematics in setting with physical and synthetic constructions and networks,since K-Banhatti invariants are newly introduced and have various forecast characteristics for various variations of bridge graphs or *** review settled the topology of bridge graph/networks of three unique sorts with three types of K-Banhatti *** concluded outcomes can be utilized for the modeling of interconnection networks of Personal computers(PC),networks like Local area network(LAN),Metropolitan area network(MAN)and Wide area network(WAN),the spine of internet and different networks/designs of PCs,power generation interconnection,bio-informatics and chemical structures.

关键词： Bridge networks invariants k-banhatti indices maple network graph molecular graph

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Encryption Algorithm for Securing Non-Disclosure Agreements in Outsourcing Offshore Software Maintenance

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Computers, Materials & Continua 2022年第11期73卷 3827-3845页

作者： Atif Ikram Masita Abdul Jalil Amir Bin Ngah Nadeem Iqbal Nazri Kama Azri Azmi Ahmad Salman Khan Yasir Mahmood Assad Alzayed faculty of Ocean Engineering technology and informatics University Malaysia TerengganuKuala TerengganuMalaysia Department of Computer Science&Information technology Faculty of Information TechnologyThe University of LahoreLahore54000Pakistan Department of Software Engineering Faculty of Information TechnologyThe University of LahoreLahore54000Pakistan Advanced informatics Department Razak Faculty of Technology and InformaticsUniversiti Teknologi Malaysia54100Kuala LumpurMalaysia Computer Science and Information Systems Department College of Business Studies Public Authority for Applied Education and Training(PAAET)AdailiyaKuwait

Properly created and securely communicated,non-disclosure agreement(NDA)can resolve most of the common disputes related to outsourcing of offshore software maintenance(OSMO).Occasionally,these NDAs are in the form of *** the work is done offshore,these agreements or images must be shared through the Internet or stored over the *** breach of privacy,on the other hand,is a potential threat for the image owners as both the Internet and cloud servers are not void of *** article proposes a novel algorithm for securing the NDAs in the form of *** an agreement is signed between the two parties,it will be encrypted before sending to the cloud server or travelling through the public network,the *** the image is input to the algorithm,its pixels would be scrambled through the set of randomly generated rectangles for an arbitrary amount of *** confusion effects have been realized through an XOR operation between the confused image,and chaotic ***,5D multi-wing hyperchaotic system has been employed to spawn the chaotic vectors due to good properties of chaoticity it *** machine experimentation and the security analysis through a comprehensive set of validation metric vividly demonstrate the robustness,defiance to the multifarious threats and the prospects for some real-world application of the proposed encryption algorithm for the NDA images.

关键词： Non-disclosure agreement encryption decryption secret key chaoticmap confusion diffusion

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On the Ratio Between 2-Domination and Total Outer-Independent Domination Numbers of Trees

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Chinese Annals of Mathematics,Series B 2013年第5期34卷 765-776页

作者： Marcin KRZYWKOWSKI faculty of Electronics Telecommunications and InformaticsGdan'sk University of Technology

A 2-dominating set of a graph G is a set D of vertices of G such that every vertex of V(G)\D has at least two neighbors in D.A total outer-independent dominating set of a graph G is a set D of vertices of G such that every vertex of G has a neighbor in D,and the set V(G)\D is *** 2-domination(total outer-independent domination,respectively)number of a graph G is the minimum cardinality of a 2-dominating(total outer-independent dominating,respectively)set of *** investigate the ratio between2-domination and total outer-independent domination numbers of trees.

关键词： 2-Domination Total domination Total outer-independent domination,Tree

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Payload Capacity Scheme for Quran Text Watermarking Based on Vowels with Kashida

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Computers, Materials & Continua 2021年第6期67卷 3865-3885页

作者： Ali A.R.Alkhafaji Nilam Nur Amir Sjarif M.A Shahidan Nurulhuda Firdaus Mohd Azmi Haslina Md Sarkan Suriayati Chuprat Osamah Ibrahim Khalaf Ehab Nabiel Al-Khanak razak faculty of technology and informatics University Teknologi MalaysiaKuala Lumpur54000Malaysia Al-Nahrain University Al-Nahrain Nanorenewable Energy Research CentreBaghdadIraq Department of Transport and Planning Faculty of Civil Engineering and Geosciences(CiTG)Delft University of TechnologyDelftNetherlands

The most sensitive Arabic text available online is the digital Holy *** sacred Islamic religious book is recited by all Muslims worldwide including non-Arabs as part of their worship ***,it should be protected from any kind of tampering to keep its invaluable meaning *** characteristics of Arabic letters like the vowels(),Kashida(extended letters),and other symbols in the Holy Quran must be secured from *** cover text of the Quran and its watermarked text are different due to the low values of the Peak Signal to Noise Ratio(PSNR)and Embedding Ratio(ER).A watermarking technique with enhanced attributes must,therefore,be designed for the Quran’s text using Arabic vowels with *** gap addressed by this paper is to improve the security of Arabic text in the Holy Quran by using vowels with *** purpose of this paper is to enhance the Quran text watermarking scheme based on a reversing *** methodology consists of four phases:The first phase is a pre-processing followed by the second phase-the embedding process phase—which will hide the data after the *** is,if the secret bit is“1”,then the kashida is inserted;however,the kashida is not inserted if the bit is“0”.The third phase is the extraction process and the last phase is to evaluate the performance of the proposed scheme by using PSNR(for the imperceptibility)and ER(for the capacity).The experimental results show that the proposed method of imperceptibility insertion is also optimized with the help of a reversing *** proposed strategy obtains a 90.5%***,the proposed algorithm attained 66.1%which is referred to as imperceptibility.

关键词： Quran text watermarking Arabic text capacity imperceptibility Kashida vowels reversing technique

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