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Efficient Deep-Lea.ning-Ba.ed a.toencoder Denoising a.proa.h for Medica. Ima.e Dia.nosis

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Computers, Ma.eria.s & Continua 2022年第3期70卷 6107-6125页

作者： Wa.id el-Sha.a. Sa.y abd el-Na.i el-Sa.ed Mel-Ra.a.e a.a. M.a.i Na.la. F.Solima. a.eer D.a.ga.ni Fa.hi E.abd el-Sa.ie Depa.tment of electronics a.d electrica. Communica.ions Faculty of Electronic EngineeringMenoufia UniversityMenouf32952Egypt a.exa.dria.Higher Institute of Engineering&Technology(a.ET) AlexandriaEgypt Depa.tment of Informa.ion Technology College of Computer and Information SciencesPrincess Nourah Bint Abdulrahman UniversityRiyadh84428Saudi Arabia

Effective medica. dia.nosis is dra.a.ica.ly expensive,especia.ly in third-world *** of the common disea.es is pneumonia.a.d beca.se of the rema.ka.le simila.ity between its types a.d the limited number of medica. ima.es for recent disea.es rela.ed to pneumonia.themedica. dia.nosis of these disea.es is a.significa.t ***,tra.sfer lea.ning represents a.promising solution in tra.sferring knowledge from generic ta.ks to specific ***,experimenta.ion a.d utiliza.ion of different models of tra.sfer lea.ning do not a.hieve sa.isfa.tory *** this study,we suggest the implementa.ion of a. a.toma.ic detectionmodel,na.elyCa.Tra.to efficiently dia.nose pneumonia.rela.ed *** model is ba.ed on cla.sifica.ion,denoising a.toencoder,a.d tra.sfer ***,pre-processing is employed to prepa.e the medica. *** depends on a. a.toencoder denoising(a.)a.gorithm with a.modified loss function depending on a.Ga.ssia. distribution for decoder output to ma.imize the cha.ces for recovering inputs a.d clea.ly demonstra.e their fea.ures,in order to improve the dia.nosis ***,cla.sifica.ion is performed using a.tra.sfer lea.ning model a.d a.four-la.er convolution neura. network(FCNN)to detect *** proposed model supports bina.y cla.sifica.ion of chest computed tomogra.hy(CT)ima.es a.d multi-cla.s cla.sifica.ion of chest X-ra. ***,a.compa.a.ive study is introduced for the cla.sifica.ion performa.ce with a.d without the denoising *** proposed model a.hieves precisions of 98%a.d 99%for bina.y cla.sifica.ion a.d multi-cla.s cla.sifica.ion,respectively,with the different ra.ios for tra.ning a.d *** demonstra.e the efficiency a.d superiority of the proposed Ca.Tra.model,it is compa.ed with some recent sta.e-of-the-a.t CNN *** a.hieved outcomes prove tha. the suggested model ca. help ra.iologists to detect pneumonia.rela.ed disea.es a.d improve the dia.nostic efficiency compa.ed to the exis

关键词： Medica. ima.es Ca.Tra a. CT a.d X-ra. ima.es a.toencoder

Correla.ion between IL28B/TLR4 genetic va.ia.ts a.d HCC development with/without Da.s trea.ment in chronic HCV pa.ients

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Genes & Disea.es 2020年第3期7卷 392-400页

作者： Gha.a.M.Sa.um Reha. M.Da.ood Ma. abd el-Meguid Noha.E.Ibra.im a.hra. O.abdel aziz Mosta.a.K.el a.a.y Depa.tment of Microbia. Biotechnology Genetic Engineering DivisionNational Research Centre33 EL Bohouth St.(former El Tahrir St.)DokkiGizaP.O.12622Egypt Depa.tment of Tropica. Medicine Faculty of MedicineCairo UniversityGizaP.O.12622Egypt

In Egypt,Sofosbuvir(SOF)in combina.ion with Da.a.la.vir(DCV)is the broa.ly used Da.s with excellent thera.eutic *** study is designed to explore the rela.ion between IL28B/TLR4 genetic va.ia.ts a.d ea.h of the followings;HCC development post SOF/DCV trea.ment,progression to HCC in na.¨ve pa.ients a.d SOF/DCV thera.y outcome.a.tota. of 493 blood sa.ples were collected(controls(n = 70);HCV pa.ients trea.ed with SOF/DCV(n = 252)of whom 65 pa.ients developed HCC,187 pa.ients didn’t develop HCC(125 responders,62 rela.sers);na.¨ve HCV pa.ients(n = 171)ha. ea.ly(n = 48),la.e liver fibrosis(n = 21)a.d HCC(n = 102)).Both SNPs were genotyped using a.Ta.Ma. 50 a.lelic discrimina.ion *** IL28B rs12979860 SNP,the C a.lele wa. significa.tly correla.ing with the response ra.e more tha. T a.lele(OR 1.9,95%CI 1.29e2.9,p=0.004),while a. TLR4 rs4986791 SNP,no a.socia.ion wa. found(OR 6.5,95%0.57e75.28,p = 0.09).Both SNPs couldn’t detect the proba.ility for HCC emergence a.ter *** na.¨ve pa.ients,the protective a.leles were detected in their lowest frequency in HCC pa.ients(p = 0.1,for rs12979860 a.d,p = 0.001 for rs4986791).SOF/DCV combina.ion improved SVR ra.es in HCV genotype 4a.infected pa.ients rega.dless of IL28B genotype,with the best ra.es in those la.king the T a.lele.

关键词： Da.s DCV HCV HCC IL28B SOF TLR4

Cylindrica. Three-Dimensiona. Dust-Ion a.oustic Propa.a.ion in Pla.ma.

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Communica.ions in Theoretica. Physics 2018年第9期69卷 325-330页

作者： S.K.el-La.a.y E.K.el-Shewy H.N.abd el-Ra.ek a.a.el-Ra.ma. Theoretica. Physics Group Faculty of Science Domietta University Depa.tment of Physics Taibah University Theoretica. Physics Group Faculty of Science Mansoura University Depa.tment of Physics Faculty of Science Assiut University

Wa.e properties of solitons in a. unma.netized four-component dusty pla.ma.system conta.ns isotherma. distributed electrons, mobile ions, a.d nega.ive-positive dusty gra.ns ha.e been exa.ined. To study DIa.wa.e properties,a.reductive perturba.ion (RP) a.a.ysis is used. By a.reductive perturba.ion (RP) a.a.ysis under convenient coordina.e tra.sforma.ion, the three dimension Ka.omtsev-Petvia.hvili equa.ion in cylindrica. coordina.es is obta.ned. The effects of dust gra.n cha.ge on soliton pulse structures a.e studied. More specifica.ly, solita.y profile depending on the a.ia.,ra.ia., a.d pola. a.gle coordina.es with time is discussed. This investiga.ion ma. be via.le in pla.ma. of the Ea.th’s mesosphere.

关键词： dust pla.ma. 3D-CKP equa.ion dusty-ion a.oustic solita.y wa.es isotherma. electrons

Synthesis, Spectra., Therma. a.d Biologica. Studies of Mn（ll）, Co（ll）, Ni（ll） a.d Cu（ll） Complexes with 1-（（（5-Merca.to- 1 H-1,2,4-tria.ol-3-yl）imi no）-methyl） na.htha.ene-2-ol

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Chinese Journa. of Chemistry 2012年第3期30卷 547-556页

作者： Issa.Ra.fa. Mosta.a.Ga.er,Moha.med a.-Wa.iel,nadia abd-elha.ed Fa.ha.la.Sha.ma. Ka.a. Chemistry Depa.tment Faculty of ScienceTanta University31527 TantaEgypt

Mn（Ⅱ）, Co（Ⅱ）, Ni（Ⅱ） a.d Cu（Ⅱ） complexes of 5-merca.to-1,2,4-tria.ol-3-imine-2＇-hydroxyna.htha.ine ha.e been synthesized a.d cha.a.terized by elementa. a.a.ysis, IR, IH NMR, EI-ma.s, UV-Vis, a.d ESR （electron spin resona.ce） spectra. mola. conducta.ce, ma.netic moment mea.urements, DC conductivity a.d thermogra.imetric a.a.ysis. IR spectra.confirm tha. the liga.d molecule existed in both thione a.d thiole forms. The mola. conduc- ta.ce va.ues indica.e the complexes a.e nonelectrolyte. The ma.netic moment va.ues of the complexes displa. pa.a.a.netic beha.ior. a.l studies confirm the forma.ion of a. octa.edra. geometry for complex 1 a.d the other complexes ha.e tetra.edra. geometrica. structures. The structures of the complexes ha.e a.so been theoretica.ly studied by using the molecula. mecha.ic ca.cula.ions by the hyperchem. 8.03 molecula. modeling progra. which confirm the proposed structures. The Schiff-ba.e liga.d a.d its meta. complexes ha.e a.so been screened for their a.timicrobia. a.tivities.

关键词： inorga.ic chemistry spectra. therma. biologica. studies conducta.ce tria.ole Schiffba.e

Ma.hema.ica. Morphology View of Topologica. Rough Sets a.d Its a.plica.ions

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Computers, Ma.eria.s & Continua 2023年第3期74卷 6893-6908页

作者： Ibra.im Noa.a. abd el Fa.ta. el a.ik Ta.er Medha. Ma.a. E.a.i Depa.tment of Ma.hema.ics Faculty of Science and Arts in Al-MandaqAl-Baha UniversityKingdom of Saudi Arabia Depa.tment of Ma.hema.ics Faculty of ScienceTanta UniversityTantaEgypt Depa.tment of electrica. Engineering Faculty of EngineeringKafrelsheikh UniversityKafrelsheikh33516Egypt Depa.tment of Physics a.d Engineering Ma.hema.ics Faculty of EngineeringKafrelsheikh UniversityKafrelsheikh33516Egypt

This a.ticle focuses on the rela.ionship between ma.hema.ica. morphology opera.ions a.d rough sets,ma.nly ba.ed on the context of ima.e retrieva. a.d the ba.ic ima.e correspondence *** morphologica. procedures a.d set a.proxima.ions in rough set theory ha.e some clea. *** initia.ives ha.e been ma.e to connect rough sets with ma.hema.ica. *** significa.t publica.ions ha.e been written in this *** a.tempt to show a.direct connection between ma.hema.ica. morphology a.d rough sets through rela.ions,a.pa.r of dua. opera.ions,a.d neighborhood *** sets a.e used to suggest a.stra.egy to a.proxima.ema.hema.ica.morphology within the genera. pa.a.igm of soft computing.a.single fra.ework is defined using a.different technique tha. incorpora.es the key idea. of both rough sets a.d ma.hema.ica. *** pa.er exa.ines rough set theory from the viewpoint of ma.hema.ica. morphology to derive rough forms of themorphologica. structures of dila.ion,erosion,opening,a.d *** newly defined structures a.e a.plied to develop a.gorithm for the differentia. a.a.ysis of chest X-ra. ima.es from a.COVID-19 pa.ient with a.ute pneumonia.a.d a.hea.th *** a.gorithm a.d rough morphologica. opera.ions show promise for the delinea.ion of lung occlusion in COVID-19 pa.ients from chest *** founda.ions of ma.hema.ica. morphology a.e covered in this *** tha.,rough set theory idea. a.e ta.en into a.count,a.d their connections a.e ***,a.suggested ima.e retrieva. a.plica.ion of the concepts from these two fields is provided.

关键词： Ma.hema.ica. morphology rough set theory topologica. spa.es COVID-19

a.Hybrid Security Fra.ework for Medica. Ima.e Communica.ion

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Computers, Ma.eria.s & Continua 2022年第11期73卷 2713-2730页

作者： Wa.id el-Sha.a. Ha.a. a.abd el-Ha.eed a.hra. a.M.Kha.a. Na.la. F.Solima. a.el a.a.hussa. Fa.hi E.abd el-Sa.ie Depa.tment of electronics a.d electrica. Communica.ions Faculty of Electronic EngineeringMenoufia UniversityMenouf32952Egypt Security Engineering La.ora.ory Department of Computer SciencePrince Sultan UniversityRiyadh11586Saudi Arabia electrica. Communica.ions Engineering Depa.tment Faculty of EngineeringMinia UniversityMinia61111Egypt Depa.tment of Informa.ion Technology College of Computer and Information SciencesPrincess Nourah bint Abdulrahman UniversityRiyadh11671Saudi Arabia Depa.tment of Computer Sciences College of Computer and Information SciencesPrincess Nourah bint Abdulrahman UniversityRiyadhSaudi Arabia

a.thentica.ion of the digita. ima.e ha. much a.tention for the digita. *** ima.e a.thentica.ion ca. be verified with ima.e wa.erma.king a.d ima.e encryption *** schemes a.e widely used to protect ima.es a.a.nst forgery a.ta.ks,a.d they a.e useful for protecting copyright a.d rightful *** on the desira.le a.plica.ions,severa. ima.e encryption a.d wa.erma.king schemes ha.e been proposed to modera.e this *** fra.ework presents a.new scheme tha. combines a.Wa.sh Ha.a.a.d Tra.sform(WHT)-ba.ed ima.e wa.erma.king scheme with a. ima.e encryption scheme ba.ed on Double Ra.dom Pha.e Encoding(DRPE).First,on the sender side,the secret medica. ima.e is encrypted using *** the encrypted ima.e is wa.erma.king ba.ed on *** combina.ion between wa.erma.king a.d encryption increa.es the security a.d robustness of tra.smitting a. *** performa.ce eva.ua.ion of the proposed scheme is obta.ned by testing Structura. Simila.ity Index(SSIM),Pea. Signa.-to-Noise Ra.io(PSNR),Norma.ized cross-correla.ion(NC),a.d Fea.ure Simila.ity Index(FSIM).

关键词： Wa.sh ha.a.a.d tra.sform wa.erma.king encryption double ra.dom pha.e encoding structura. simila.ity index

Non-Hodgkin Lymphoma.of the Liver:a.US Popula.ion-ba.ed a.a.ysis

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Journa. of Clinica. a.d Tra.sla.iona. Hepa.ology 2017年第2期5卷 83-91页

作者： Moha.ed abd el-Fa.ta. Depa.tment of Interna. Medicine Faculty of Medicine Suez Canal University Ismailia Egypt

Ba.kground a.d a.ms:Non-Hodgkin lymphoma.(NHL) of the liver is a.ra.e lymphoid ma.igna.cy,a.counting for less tha. 1% of extra.oda. ***:I conducted a. a.a.ysis of the U.S Surveilla.ce,Epidemiology,a.d End Results (SEER) da.a.a.e to eva.ua.e the histologica. subtypes a.d the surviva. outcomes of 785 ca.es with hepa.ic NHL between 1973 a.d ***:There were 785 of 312 459 ca.es with NHL ha. a.first prima.y hepa.ic NHL (0.25%).Of the tota. 785 ca.es,the media. a.e a. dia.nosis wa. 61 yea.s (ra.ge 3-95 yea.s) a.d ma.e-fema.e ra.io of 1.7∶*** most common subtype wa. diffuse la.ge B cell lymphoma.(63.2%).In a.l pa.ients,the media. overa.l surviva. (OS) wa. 33 months (95%CI,22-48 months).The 5-yea. OS ra.e for indolent B-cell NHLs wa. 62%,compa.ed with 44% for a. a.gressive B-cell NHLs a.d 42% for T-cell *** media. OS improved from 19 months in pa.ients dia.nosed in a.period 1996-2000 to 60 months when dia.nosed between 2006 a.d 2012 (p a.multiva.ia.le Cox regression a.a.ysis,the a.e ≥80 yea.s (a.justed ha.a.d ra.io [a.R] 3.21,p a.e gender (a.R 1.26,p =.02),Bla.k ra.e (a.R,1.70,p a.d T-cell NHLva.ia.ts (a.R 1.73,p =.03) were unfa.oura.le prognostic ***:NHL of the liver comprises a.out 0.3% of a.l NHLs a.d surviva. wa. improved in the recent ca.enda. period.

关键词： Non-Hodgkin lymphoma Liver Prima.y hepa.ic lymphoma Hepa.ic neopla.ms

Floc mea. a. potentia. substitute for soybea. mea. in tila.ia.diets under biofloc system conditions

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Journa. of Ocea.ology a.d Limnology 2019年第1期37卷 313-320页

作者： Ra.ia.S. Ma.ROKE Osa.a.M. el-HUSSEINY abd el-Na.m F. a. ZIDa. a.-a.a. Ta.OUN a.hra. SULOMA Fish Nutrition La.ora.ory (FNL) Animal Production Department Faculty of Agriculture Cairo University a.ua.ulture Depa.tment Faculty of Fish ResourcesSuez University

This study wa. conducted to eva.ua.e the ef fect of repla.ing soybea. mea.(SBM) by low protein ?oc mea.(LPFM; 24% CP) in tila.ia.diets on growth performa.ce, feed utiliza.ion a.d ?sh chemica. composition. Three isonitrogenous a.d isoca.oric diets were formula.ed; control diet(C; without LPFM),FM 25(25% of SBM protein wa. substituted by LPFM) a.d FM 50(50% of SBM protein wa. substituted by LPFM). Nine 55 l circula. pla.tic ta.ks were stocked by 12 ?sh to form three experimenta. *** dif ferences in tila.ia.performa.ce were observed between the control a.d the FM 25 diet. Chemica. composition of ?sh did not dif fer signi?ca.tly a.ong trea.ments except for protein a.d selenium contents where the highest va.ues were recorded in the control trea.ment. The highest minera. content wa. recorded in ?oc collected from the control ta.ks, while ca.cium content showed its highest va.ue in ?oc collected from FM 50 e ? uent. These da.a.indica.e tha. repla.ing soybea. mea. with LPFM up to 25%, ha. no nega.ive ef fect on growth performa.ce a.d potentia.ly ma. improve the system susta.na.ility. Mea.while, the a.verse ef fect of more inclusion of LPFM in tila.ia.diet ma. be a.tributed to the higher content of a.h. In other word,minera.s seem to ca.se more energy utiliza.ion in ?sh fed ?oc mea. since it is needed to ma.nta.n osmotic homeosta.is.

关键词： microbia. flocs a.terna.ive protein sources tila.ia diet susta.na.ility

Cha.a.teriza.ion of Ra.ia.ion Prepa.ed Copolymer a.d Studies of Their Biodegra.a.ility

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Journa. of Biosciences a.d Medicines 2018年第2期6卷 33-56页

作者： Na.ila.a.med Ma.ia. a.a.y Ba.r el-Deen abd el-aziz Sa.rna. el-Ha.ouly Ma.er abd el-aziz Ma.moud el-Ha.hish Sa.eh a. Rizk Na.a.Ra.ie Na.ef Depa.tment of Polymer Chemistry National Centre for Radiation Research and Technology Atomic Energy Authority Nasr City Egypt Microbiology Depa.tment National Centre for Radiation Research and Technology Atomic Energy Authority Nasr City Egypt Depa.tment Polymer Chemistry Faculty of Science Manoufia University Al Minufya Egypt Depa.tment Orga.ic Chemistry Faculty of Science Ain Shams University Cairo Egypt

Blends of biodegra.a.le copolymer ba.ed on sta.ch, poly la.tic a.id (PLa., poly vinyl a.cohol (PVa. a.d na.ura. rubber (NR) ha.e been prepa.ed. Ga.ma.ra.ia.ion induced synthesis a.d modifica.ion of polymer hydrogel wa. studied. The polymer blends ha.e been chemica.ly surfa.e modified by glycerol. The modified polymer blends ha.e been investiga.ed for swelling ra.io, tensile strength a.d 9 sca.ning electron microscopy. The swelling ra.io of polymer blends increa.ed significa.tly a.ter surfa.e modifica.ion with glycerol. The swelling of polymer wa. decrea.ed a. a.function of (NR) content in polymer blends. The gel fra.tion (PVa.sta.ch-PLa. a.d (PVa.sta.ch-NR) blends increa.ed by increa.ing the ra.ia.ion doses (kGy) to rea.h the ma.imum a.ount of (~99%) a.d (~88.2%), respectively. a.dition of 2.5% (PLa. led to grea.er increa.e of the swelling ra.io tha. 10% (NR) to blends a.d the ma.imum swelling wa. found a. dose (5 kGy). a. concentra.ion of glycerol (5.0% w/w), tensile strength decrea.ed a.d elonga.ion a. brea. % increa.ed. The polymers degra.ing microorga.isms were isola.ed from soil sa.ples. The degra.a.ion a.ility of the microbia. isola.es for ea.h polymeric ma.eria. wa. tested on a.a. pla.es. a.ong these isola.es, the most efficient degra.er isola.es for prepa.ed blends in MSM sha.ing fla.ks were selected a.d the degra.a.ion wa. confirmed by sca.ning electron microscopy.

关键词： Ra.ia.ion Biodegra.a.ion (NR) (PLa. Renewa.le Resources Mecha.ica. Properties Sca.ning electron Microscopy