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Multifunctional MXene/Carbon Nanotube Janus Film for Electromagnetic Shielding and Infrared Shielding/Detection in Harsh Environments

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Nano-Micro Letters 2024年第10期16卷 543-560页

作者： Tufail Hassan aamir iqbal Byungkwon Yoo Jun Young Jo Nilufer Cakmakci Shabbir Madad Naqvi Hyerim Kim Sungmin Jung Noushad Hussain Ujala Zafar Soo Yeong Cho Seunghwan Jeong Jaewoo Kim Jung Min Oh Sangwoon Park Youngjin Jeong Chong Min Koo School of Advanced Materials Science and Engineering Sungkyunkwan UniversitySeobu-ro 2066Jangan-guSuwon-siGyeonggi-do 16419Republic of Korea Department of Materials Science and Engineering Soongsil UniversitySeoul 06978Republic of Korea Institute of Advanced Composite Materials Korea Institute of Science and Technology92 Chudong-roBongdong-eupWanju-gunJeollabuk-do 55324Republic of Korea R&D Center INNOMXENE Co. Ltd.Daejeon 34365Republic of Korea School of Chemical Engineering Sungkyunkwan UniversitySeobu-ro 2066Jangan-guSuwon-siGyeonggi-do 16419Republic of Korea

Multifunctional,flexible,and robust thin films capable of operating in demanding harsh temperature environments are crucial for various cutting-edge *** study presents a multifunctional Janus film integrating highly-crystalline Ti_(3)C_(2)T_(x) MXene and mechanically-robust carbon nanotube(CNT)film through strong hydrogen *** hybrid film not only exhibits high electrical conductivity(4250 S cm^(-1)),but also demonstrates robust mechanical strength and durability in both extremely low and high temperature environments,showing exceptional resistance to thermal *** hybrid Janus film of 15μm thickness reveals remarkable multifunctionality,including efficient electromagnetic shielding effectiveness of 72 dB in X band frequency range,excellent infrared(IR)shielding capability with an average emissivity of 0.09(a minimal value of 0.02),superior thermal camouflage performance over a wide temperature range(−1 to 300℃)achieving a notable reduction in the radiated temperature by 243℃ against a background temperature of 300℃,and outstanding IR detection capability characterized by a 44%increase in resistance when exposed to 250 W IR *** multifunctional MXene/CNT Janus film offers a feasible solution for electromagnetic shielding and IR shielding/detection under challenging conditions.

关键词： MXene/carbon nanotube Janus film Electromagnetic interference shielding Infrared shielding Thermal camouflage Infrared detection

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Comparative study on nutrient composition and antioxidant capacity of potato based on geographical and climatic factors

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Food Bioscience 2022年第2期46卷 375-385页

作者： Bing Zhang Ayesha Murtaza aamir iqbal Jiao Zhang Tingting Bai Wanlu Ma Xiaoyun Xu Siyi Pan Wanfeng Hu College of Food Science and Technology Huazhong Agricultural UniversityNo.1Shizishan StreetHongshan DistrictWuhan430070China Key Laboratory of Environment Correlative Dietology Huazhong Agricultural UniversityMinistry of EducationWuhan430070China College of Agriculture and Life Sciences Cornell UniversityIthacaNYUnited States

Potatoes are consumed in the human diet,but the environmental effects on the nutrient content of their tubers are not *** potato varieties from China(Chongqing,Dingxi,Qiqihar,Enshi,and Ulanqab)were selected to compare their nutritional components and antioxidant capacity and to explore the correlation between nutrition and local rainfall,humidity,temperature,and light *** results indicated the Qiqihar cultivar presents significantly higher antioxidant capacity,and has the most elevated protein and soluble sugar *** total phenol(TPC)(325.07μg/g)and carotenoid contents(54.93μg/100g)of the Ulanqab cultivar were the *** Dingxi cultivar reveals the highest total flavonoids(TFC)(168.94μg/g),K,Mg,and P *** ascorbic acid content(26.09 mg/100g)was the highest in the Chongqing cultivar,and the contents of starch,Ca,total acid,and water were also *** amino acid content(7.350%)in the Enshi cultivar is *** was found that soluble sugar was significantly correlated with humidity,temperature,and light time;carotenoids were affected considerably by rainfall;ascorbic acid has a strong correlation with temperature;TPC was moderately associated with humidity and light *** summarize,tubers’nutrient composition and antioxidant capacity vary with geographical location and climate of *** study will help provide a theoretical basis for selecting geographical areas for potato planting and exploring the complex interactive factors between environment and vegetable attributes.

关键词： Potato Cultivar Regions Nutritional component Antioxidant capacity

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Seed Priming and Foliar Supplementation withβ-aminobutyric Acid Alleviates Drought Stress through Mitigation of Oxidative Stress and Enhancement of Antioxidant Defense in Linseed(Linum usitatissimum L.)

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Phyton-International Journal of Experimental Botany 2023年第11期92卷 3113-3131页

作者： Tauqeer Ahmad Yasir Muhammad Ateeq Allah Wasaya Mubshar Hussain Naeem Sarwar Khuram Mubeen Mudassir Aziz Muhammad aamir iqbal Chukwuma COgbaga Ibrahim Al-Ashkar Md Atikur Rahman Ayman El Sabagh Department of Agronomy University of LayyahLayyah31200Pakistan Department of Agronomy Bahauddin Zakariya UniversityMultan60000Pakistan State Key Lab of Crop Stress Biology for Arid Areas College of AgronomyNorthwest A&F UniversityYangling712100China Department of Agronomy MNS University of AgricultureMultan60000Pakistan Department of Agronomy Faculty of AgricultureUniversity of Poonch RawalakotRawalakot10250Pakistan Independent Researcher MiddlesbroughNorth YorkshireUK Plant Production Department College of Food and Agriculture SciencesKing Saud UniversityP.O.Box 2460Riyadh11451Saudi Arabia Grassland and Forage Division National Institute of Animal ScienceRural Development AdministrationCheonan31000Korea Department of Field Crops Faculty of AgricultureSiirt UniversitySiirt56100Turkey Department of Agronomy Faculty of AgricultureKafrelsheikh UniversityKafr El-Shaikh33516Egypt

Drought is one of the critical limitations to agricultural soils and crop *** of water is increasing due to climate change that lead to increasing threats to global food ***,ecofriendly and cost effective strategies are highly desirable for mitigating drought stress along with sustainable and smart agricultural *** aim of the study was to mitigate DS using seed priming and exogenous supplementation ofβ-aminobutyric acid(BABA)in linseed(Linum usitatissimum L.).Different doses(0,50,100 and 150μM)of BABA were used for seed priming agent and foliar spraying under three soil moisture levels viz.,25%(SM25),45%(SM45)and 65%(SM65).The response variables of both experiments included different agro-botanical traits and oxidative stress indicators such as melondialdehyde content,free proline accumulation,and antioxidant defense in *** linseed plants showed water stress at SM25 that reduced plant height,number of branches per plant,time taken to flower initiation and heading,and root and shoot dry ***,the number of capsules and seeds per capsule showed a significant decline at SM25,which led to a drastic reduction in 100-seed weight yield in linseed plants in both ***,seed priming and foliar supplementation with of BABA(50–100μM)significantly improved these morpho-agronomical attributes in linseed plants under *** results revealed that the BABA was fully active in linseed plants at ***,the combination of SM25 with BABA significantly improved the antioxidant enzymes superoxide dismutase(SOD),catalase(CAT),ascorbate peroxidase(APX),and peroxidase(POD)activity,which significantly enhanced DS tolerance in linseed *** findings might be useful to oil seed breeders and farmers linseed for breeding program in linseed plants as well as sustainable agricultural production of oil seed crop plants.

关键词： Linseed water stress signaling molecule climate change biostimulant ecofriendly approach sustainable agricultural

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Recent Developments to Mitigate Selenium Deficiency in Agricultural Eco-Systems

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Phyton-International Journal of Experimental Botany 2022年第5期91卷 915-927页

作者： Misbah Naz Rubab Shabbir Krishan KVerma Anshu Rastogi Vishnu D.Rajput Talha Javed Muhammad Ammar Raza Kainat Asif Muhammad aamir iqbal Muhammad Imran Mohammad Sohidul Islam Khalid Rehman Hakeem MehmetFirat Baran Ayman EL Sabagh Institute of Environment and Ecology School of the Environment and Safety Engineering Jiangsu UniversityZhenjiang21201China College of Agriculture Fujian Agriculture and Forestry UniversityFuzhou350002China Chinese Academy of Agricultural Sciences Nanning530007China Laboratory of Bioclimatology Department of Ecology and Environmental ProtectionPoznan University of Life SciencesPoznań60-649Poland Academy of Biology and Biotechnology Southern Federal UniversityRostov-on-Don344006Russia Department of Agronomy University of AgricultureFaisalabad38040Pakistan College of Food Science and Biotechnology Key Laboratory of Fruits and Vegetables Postharvest and Processing Technology Research of Zhejiang ProvinceZhejiang Gongshang UniversityHangzhou310018China Department of Soil and Environmental Science University of AgricultureFaisalabad38000Pakistan Department of Agronomy Faculty of AgricultureUniversity of Poonch RawalakotRawalakot12350Pakistan Department of Entomology Faculty of AgricultureUniversity of Poonch RawalakotRawalakot12350Pakistan Department of Agronomy Hajee Mohammad Danesh Science and Technology UniversityDinajpur5200Bangladesh Department of Biological Sciences Faculty of ScienceKing Abdulaziz UniversityJeddah22233Saudi Arabia Princess Dr.Najla Bint Saud Al-Saud Center for Excellence Research in Biotechnology King Abdulaziz UniversityJeddah21589Saudi Arabia Department of Biosystem Engineering Faculty of AgricultureSiirt UniversitySiirt56220Turkey Faculty of Agriculture Department of Field CropsSiirt UniversitySiirt56100Turkey Department of Agronomy Faculty of AgricultureKafrelsheikh UniversityKafrelsheikh33156Egypt Seed Science and Technology University of Agriculture FaisalabadFaisalabad38040Pakistan

Under changing climate,trace elements like selenium(Se)have emerged as vital constituent of agro-ecosystems enabling crop plants to off-set the adverse effects of suboptimal growth *** available form of selenium is important for boosting its bioavailability to crop plants having varied agro-botanical traits and root architectural *** compared to selenite,the selenate has a weaker soil bonding,higher absorption in the soil solution which results in a comparatively absorption by plant *** factors including dry climate,high pH,optimal ambient air temperature,less accumulation of water,and low concentration of organic matter in the soil tend to boost the selenate ratio in the *** use of selenium pelleted seeds has emerged as an interesting and viable alternative to alleviate selenium deficiency in agricultural ***,the co-inoculation of a mixture of Selenobacteria and Arbuscular mycorrhizal fungi represents an evolving promising strategy for the bio-fortification of wheat plants to produce selenium-rich flour to supplement human dietary ***,in-depth research is required to assure the effectiveness of biological fertilization procedures in field conditions as well as to explore and increase our understanding pertaining to the underlying main mechanisms and channels of selenium absorption in *** focus of this review is to synthesize the recent developments on Se dynamics in soil-plant systems and emerging promising strategies to optimize its levels for crop *** developments regarding the use of micro-organisms as a biotechnological mean to enhance plant nutrition and crop quality have been objectively *** study becomes even more pertinent for arid and semi-arid agro-ecosystems owing to the potential role of selenium in providing stress tolerance to crop ***,this review synthesizes and summarizes the recent developments on climate change and bioavailability,and the prote

关键词： Abiotic stresses bioavailability selenate selenite climate change sustainable agriculture

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Drought Tolerance in Mung Bean is Associated with the Genotypic Divergence, Regulation of Proline, Photosynthetic Pigment and Water Relation

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Phyton-International Journal of Experimental Botany 2023年第3期92卷 955-981页

作者： Mohammad Rafiqul Islam Mohd Mostofa Kamal Mohammad Faruk Hossain Jamil Hossain Mohammad Golam Azam Mst Masuma Akhter MKamrul Hasan Ibrahim Al-Ashkar Khalid FAlmutairi Ayman EL Sabagh Md Atikur Rahman Muhammad aamir iqbal Mohammad Sohidul Islam Agronomy Division Regional Agricultural Research StationBangladesh Agricultural Research Institute(BARI)Pabna6600Bangladesh Chief Research Scientist New Edge MicrobialsLtd.Albury2641Australia Horticulture Research Centre Regional Agricultural Research StationBangladesh Agricultural Research Institute(BARI)Pabna6600Bangladesh Pulses Research Centre BARIPabna6600Bangladesh Agronomy Division Bangladesh Wheat and Maize Research InstituteDinajpur5200Bangladesh Department of Agronomy Hajee Mohammad Danesh Science and Technology UniversityDinajpur5200Bangladesh Department of Plant Production College of Food and AgricultureKing Saud UniversityRiyadh11451Saudi Arabia Department of Agronomy Faculty of AgricultureKafrelsheikh UniversityKafrelsheikh33156Egypt Grassland and Forage Division National Institute of Animal ScienceRural Development AdministrationCheonan31000Korea Department of Agronomy Faculty of AgricultureUniversity of Poonch RawalakotRawalakot12350Pakistan Department of Genetics and Plant Breeding Faculty of AgricultureBangladesh Agricultural UniversityMymensingh2202Bangladesh

Drought is one of the critical conditions for the growth and productivity of many crops including mung bean(Vigna radiata ***).Screening of genotypes for variations is one of the suitable strategies for evaluating crop adaptability and global food *** this context,the study investigated the physiological and biochemical responses of four drought tolerant(BARI Mung-8,BMX-08010-2,BMX-010015,BMX-08009-7),and four drought sensitive(BARI Mung-1,BARI Mung-3,BU Mung-4,BMX-05001)mung bean genotypes under wellwatered(WW)and water deficit(WD)*** WW treatment maintained sufficient soil moisture(22%±0.5%,i.e.,30%deficit of available water)by regularly supplying ***,the WD treatment was maintained throughout the growing period,and water was applied when the wilting symptom *** drought tolerant(DT)genotypes BARI Mung-8,BMX-08010-2,BMX-010015,BMX-08009-7 showed a high level of proline accumulation(2.52–5.99 mg g^(−1) FW),photosynthetic pigment(total chlorophyll 2.96–3.27 mg g^(−1) FW at flowering stage,and 1.62–2.38 mg g^(−1) FW at pod developing stage),plant water relation attributes including relative water content(RWC)(82%–84%),water retention capacity(WRC)(12–14)as well as lower water saturation deficit(WSD)(19%–23%),and water uptake capacity(WUC)(2.58–2.89)under WD condition,which provided consequently higher relative seed *** indicate that the tolerant genotypes gained better physiobiochemical attributes and adaptability in response to drought ***,the genotype BMX-08010-2 showed superiority in terms of those physio-biochemical traits,susceptibility index(SSI)and stress tolerance index(STI)to other *** on the physiological and biochemical responses,the BMX-08010-2 was found to be a suitable genotype for sustaining yield under drought stress,and subsequently,it could be recommended for crop improvement through hybridization *** addition,the identified traits can be used as markers to ide

关键词： Mung bean drought proline chlorophyll water status stress tolerance

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Phenotypic and Molecular Assessment of Wheat Genotypes Tolerant to Leaf Blight,Rust and Blast Diseases

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Phyton-International Journal of Experimental Botany 2021年第4期90卷 1301-1320页

作者： Ashraful Alam Milan Skalicky Muhammad Rezaul Kabir Monwar Hossain Abdul Hakim Siddikun Nabi Mandal Rabiul Islam Babul Anwar Akbar Hossain Fahmy Hassan Amaal Mohammadein Muhammad aamir iqbal Marian Brestic Mohammad Anwar Hossain Khalid Rehman Hakeem Ayman EL Sabagh Bangladesh Wheat and Maize Research Institute(BWMRI) Dinajpur5200Bangladesh Department of Botany and Plant Physiology Faculty of AgrobiologyFood and Natural ResourcesCzech University of Life Sciences PragueKamycka 129Prague16500Czechia Regional Agricultural Research Station BWMRIJashore7400Bangladesh Department of Biology College of ScienceTaif UniversityTaif21944Saudi Arabia Department of Agronomy Faculty of AgricultureUniversity of Poonch RawalakotHajira RoadShamsabad12350Pakistan Department of Plant Physiology Slovak University of AgricultureNitraTr.A.Hlinku 2Nitra94901Slovak Republic Department of Genetics and Plant Breeding Bangladesh Agricultural UniversityMymensingh2202Bangladesh Department of Biological Sciences Faculty of ScienceKing Abdulaziz UniversityJeddah21589Saudi Arabia Department of Agronomy Faculty of AgricultureKafrelsheikh UniversityKafrelsheikh33516Egypt

Globally among biotic stresses,diseases like blight,rust and blast constitute prime constraints for reducing wheat productivity especially in *** sustainable productivity,the development of disease-resistant lines and high yielding varieties is vital and *** study was conducted using 122 advanced breeding lines of wheat including 21 varieties developed by Bangladesh Wheat and Maize Research Institute with aims to identify genotypes having high yield potential and resistant to leaf blight,leaf rust and blast *** genotypes were evaluated for resistance against leaf blight and leaf rust at Dinajpur and wheat blast at Jashore under field *** of 122 genotypes tested,20 lines were selected as resistant to leaf blight based on the area under the diseases progress curve under both irrigated timely sown and irrigated late sown ***-two genotypes were found completely free from leaf rust infection,59 genotypes were identified as resistant,and 13 genotypes were identified as moderately resistant to leaf *** genotypes were immune against wheat blast,42 genotypes were categorized as resistant,and 26 genotypes were identified as moderately resistant to wheat *** data revealed that the 16 genotypes showed a positive 2NS segment among the 18 immune genotypes selected against wheat blast under field *** genotypes BAW 1322,BAW 1295,and BAW 1203 can be used as earlier maturing genotypes and the genotypes BAW 1372,BAW 1373,BAW 1297 and BAW 1364 can be used for lodging tolerant due to short plant *** genotypes WMRI Gom 1,BAW 1349 and BAW 1350 can be selected for bold grain and the genotypes WMRI Gom 1,BAW 1297,BAW 1377 can be used as high yielder for optimum seeding condition but genotypes BAW 1377 and BAW 1366 can be used for late sown *** selected resistant genotypes against specific diseases can be used in the further breeding program to develop wheat varieties having higher disea

关键词： Wheat blast leaf blight leaf rust 2NS marker grain yield

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Genotypic Divergence, Photosynthetic Efficiency, Sodium Extrusion, and Osmoprotectant Regulation Conferred Salt Tolerance in Sorghum

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Phyton-International Journal of Experimental Botany 2023年第8期92卷 2349-2368页

作者： Ashaduzzaman Sagar Md.Sabibul Haque Md.Alamgir Hossain Md.Nesar Uddin Jannat E.Tajkia Md.Ashik Mia Toufika Hossain Shabi Md.Solaiman Ali Fakir Md.Abdul Kader Walid Soufan Md.Atikur Rahman Muhammad aamir iqbal Mohammad Sohidul Islam Ayman El Sabagh A.K.M.Zakir Hossain Department of Crop Botany Bangladesh Agricultural UniversityMymensingh2202Bangladesh Planning and Development Division Bangladesh Institute of Nuclear AgricultureMymensingh2202Bangladesh Department of Soil Science Bangladesh Agricultural UniversityMymensingh2202Bangladesh Agriculture and Food Technology Discipline School of AgricultureGeographyEnvironmentOcean and Natural SciencesUniversity of the South PacificSamoa Agriculture Discipline College of ScienceHealthEngineering and EducationMurdoch UniversityPerthWA 6150Australia Plant Production Department College of Food and AgricultureKing Saud UniversityRiyadh11451Saudi Arabia Grassland and Forage Division National Institute of Animal ScienceRural Development AdministrationCheonan31000Korea Department of Agronomy Faculty of AgricultureUniversity of Poonch RawalakotRawalakot12350Pakistan Department of Agronomy Hajee Mohammad Danesh Science and Technology UniversityDinajpurBangladesh Faculty of Agriculture Kafrelsheikh UniversityKafrelsheikh33516Egypt

Salt stress is one of the major limitations to modern agriculture that negatively inﬂuences plant growth and *** tolerant cultivar can provide excellent solution to enhance stress tolerance with plantﬁtness to unfavorable ***,this study was aimed to screen salt tolerant sorghum genotypes through evaluating of different morphological,biochemical,and physiological attributes in response to salinity *** this study,we have been evaluated total six sorghum genotypes including Hybrid sorgo,Debgiri,BD-703,BD-706,BD-707,and BD-725 under salt stress(12 dS m^(-1) NaCl).The response variables included length and weight of root and shoot,root:shoot ratio(RSR),photosynthesis(A),transpiration rate(E),elemental concen-trations(K^(+),Na^(+) and K^(+)/Na^(+)),photochemical efﬁciency of photosystem II(F_(v)/F_(m)),water use efﬁciency(WUE)and pigment content(chlorophyll a,and b).The results revealed that saline environment signiﬁcantly reduced all response variables under study of sorghum genotypes,however,Hybrid sorgo remained unmatched by recording the maximum root and shoot *** same genotype recorded higher photosynthetic efﬁciency which was attributed to Na^(+) extrusion,K^(+) uptake and higher K^(+)/Na^(+) ratio(1.8 at stress),while these mechanisms were not fully active in rest of ***,this study also implies the involvement of proline in imparting tolerance against saline environment in Hybrid sorgo ***,BD-703 remained the most salt sensitive genotype as evident from the minimum morphological growth traits and the least biosynthesis of ***ﬁndings open new research avenues for salt stress alleviation by identifying elite salt-to-lerant genotypes of sorghum for breeding programs.

关键词： Salinity tolerance sorghum photosynthesis proline ion accumulation genotypic variance

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An Implementation of Multiscale Line Detection and Mathematical Morphology for Efficient and Precise Blood Vessel Segmentation in Fundus Images

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Computers, Materials & Continua 2024年第5期79卷 2565-2583页

作者： Syed Ayaz Ali Shah aamir Shahzad Musaed Alhussein Chuan Meng Goh Khursheed Aurangzeb Tong Boon Tang Muhammad Awais Department of Electrical and Computer Engineering COMSATS University IslamabadAbbottabad CampusAbbottabad22060Pakistan Department of Computer Engineering College of Computer and Information SciencesKing Saud UniversityP.O.Box 51178Riyadh11543Saudi Arabia Faculty of Information and Communication Technology University Tunku Abdul RehmanKampar CampusKampar31900Malaysia Centre for Intelligent Signal and Imaging Research University Teknologi PETRONASBandar Seri IskandarPerak32610Malaysia School of Computing Sciences University of East AngliaNorwichNR47TJUK

Diagnosing various diseases such as glaucoma,age-related macular degeneration,cardiovascular conditions,and diabetic retinopathy involves segmenting retinal blood *** task is particularly challenging when dealing with color fundus images due to issues like non-uniformillumination,low contrast,and variations in vessel appearance,especially in the presence of different ***,the speed of the retinal vessel segmentation system is of utmost *** the surge of now available big data,the speed of the algorithm becomes increasingly important,carrying almost equivalent weightage to the accuracy of the *** address these challenges,we present a novel approach for retinal vessel segmentation,leveraging efficient and robust techniques based on multiscale line detection and mathematical *** algorithm’s performance is evaluated on two publicly available datasets,namely the Digital Retinal Images for Vessel Extraction dataset(DRIVE)and the Structure Analysis of Retina(STARE)*** experimental results demonstrate the effectiveness of our method,withmean accuracy values of 0.9467 forDRIVE and 0.9535 for STARE datasets,aswell as sensitivity values of 0.6952 forDRIVE and 0.6809 for STARE ***,our algorithmexhibits competitive performance with state-of-the-art ***,it operates at an average speed of 3.73 s per image for DRIVE and 3.75 s for STARE *** is worth noting that these results were achieved using Matlab scripts containing multiple *** suggests that the processing time can be further reduced by replacing loops with *** the proposed algorithm can be deployed in real time *** summary,our proposed system strikes a fine balance between swift computation and accuracy that is on par with the best available methods in the field.

关键词： Line detector vessel detection localization mathematical morphology image processing

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A two-branch multiscale spectral-spatial feature extraction network for hyperspectral image classification

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Journal of Information and Intelligence 2024年第3期2卷 224-235页

作者： aamir Ali Caihong Mu Zeyu Zhang Jian Zhu Yi Liu Key Laboratory of Intelligent Perception and Image Understanding of Ministry of Education Collaborative Innovation Center of Quantum Information of Shaanxi ProvinceSchool of Artificial IntelligenceXidian UniversityXi'an 710071China school of Electronic Engineering Xidian UniversityXi'an 710071China

In the field of hyperspectral image(HSI)classification in remote sensing,the combination of spectral and spatial features has gained considerable *** addition,the multiscale feature extraction approach is very effective at improving the classification accuracy for HSIs,capable of capturing a large amount of intrinsic ***,some existing methods for extracting spectral and spatial features can only generate low-level features and consider limited scales,leading to low classification results,and dense-connection based methods enhance the feature propagation at the cost of high model *** paper presents a two-branch multiscale spectral-spatial feature extraction network(TBMSSN)for HSI *** design the mul-tiscale spectral feature extraction(MSEFE)and multiscale spatial feature extraction(MSAFE)modules to improve the feature representation,and a spatial attention mechanism is applied in the MSAFE module to reduce redundant information and enhance the representation of spatial fea-tures at *** we densely connect series of MSEFE or MSAFE modules respectively in a two-branch framework to balance efficiency and effectiveness,alleviate the vanishing-gradient problem and strengthen the feature *** evaluate the effectiveness of the proposed method,the experimental results were carried out on bench mark HsI datasets,demonstrating that TBMSSN obtained higher classification accuracy compared with several state-of-the-art methods.

关键词： Hyperspectral image classification Multiscale spectral-spatial information Two-branch architecture

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Left bundle branch pacing vs biventricular pacing in heart failure patients with left bundle branch block:A systematic review and meta-analysis

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World Journal of Cardiology 2024年第1期16卷 40-48页

作者： Farah Yasmin Abdul Moeed Rohan Kumar Ochani Hamna Raheel Malik Ali Ehtsham Awan Ayesha Liaquat Arisha Saleem Muhammad aamir Nael Hawwa Salim Surani Department of Internal Medicine Yale University School of MedicineNew HavenCT 06511United States Department of Medicine Dow University of Health ScienceKarachi 74200SindhPakistan Department of Medicine SUNNY Upstate Medical UniversitySyracuseNY 13210United States Department of Cardiovascular Medicine Lehigh Valley Heart and Vascular InstituteAllentownPA 18105United States Department of Medicine Cleveland ClinicClevelandOH 44195United States Department of Medicine&Pharmacology Texas A&M UniversityCollege StationTX 77843United States

BACKGROUND Left bundle branch pacing(LBBP)is a novel pacing modality of cardiac resynchronization therapy(CRT)that achieves more physiologic native ventricular activation than biventricular pacing(BiVP).AIM To explore the validity of electromechanical resynchronization,clinical and echocardiographic response of *** Systematic review and Meta-analysis were conducted in accordance with the standard guidelines as mentioned in detail in the methodology *** In our analysis,the success rate of LBBP-CRT was determined to be 91.1%.LBBP CRT significantly shortened QRS duration,with significant improvement in echocardiographic parameters,including left ventricular ejection fraction,left ventricular end-diastolic diameter and left ventricular end-systolic diameter in comparison with *** A significant reduction in New York Heart Association class and B-type natriuretic peptide levels was also observed in the LBBP-CRT group vs BiVP-CRT ***,the LBBP-CRT cohort had a reduced pacing threshold at follow-up as compared to BiVP-CRT.

关键词： Left bundle branch pacing Biventricular pacing QRS duration Left ventricular ejection fraction Heart failure

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