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Segmentation Based Real Time Anomaly detection and Tracking Model for Pedestrian Walkways

Intelligent Automation & Soft Computing 2023年第6期36卷 2491-2504页

作者： B.Sophia d.chitra department of Computer Science and Engineering Sri Krishna College of Engineering and TechnologyCoimbatoreTamilnaduIndia department of Computer Science and Engineering P.A College of Engineering and TechnologyPollachiTamilnaduIndia

Presently,video surveillance is commonly employed to ensure security in public places such as traffic signals,malls,railway stations,etc.A major chal-lenge in video surveillance is the identification of anomalies that exist in it such as crimes,thefts,and so ***,the anomaly detection in pedestrian walkways has gained significant attention among the computer vision communities to enhance pedestrian *** recent advances of deep Learning(dL)models have received considerable attention in different processes such as object detec-tion,image classification,*** this aspect,this article designs a new Panoptic Feature Pyramid Network based Anomaly detection and Tracking(PFPN-AdT)model for pedestrian *** proposed model majorly aims to the recognition and classification of different anomalies present in the pedestrian walkway like vehicles,skaters,*** proposed model involves panoptic seg-mentation model,called Panoptic Feature Pyramid Network(PFPN)is employed for the object recognition *** object classification,Compact Bat Algo-rithm(CBA)with Stacked Auto Encoder(SAE)is applied for the classification of recognized *** ensuring the enhanced results better anomaly detection performance of the PFPN-AdT technique,a comparison study is made using Uni-versity of California San diego(UCSd)Anomaly data and other benchmark data-sets(such as Cityscapes,AdE20K,COCO),and the outcomes are compared with the Mask Recurrent Convolutional Neural Network(RCNN)and Faster Convolu-tional Neural Network(CNN)*** simulation outcome demonstrated the enhanced performance of the PFPN-AdT technique over the other methods.

关键词： Panoptic segmentation object detection deep learning tracking model anomaly detection pedestrian walkway

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Seedling potential of trees species along the elevational gradient in temperate hill forest of central Nepal

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Journal of Mountain Science 2024年第4期21卷 1329-1344页

作者： dANI Ram Sharan BANIYA chitra Bahadur Central department of Botany Tribhuvan UniversityKirtipur 44618Nepal

Regeneration status of tree species along elevation gradient in temperate hill forest was not understood *** research examined the tree diversity and its regeneration patterns along an elevation gradient in temperate hill forest,central *** were collected from 300 sample plots within vertical elevation bands of 10,ranging from 1365 to 2450 m asl.A random sampling method was used for data collection in three seasons,winter,pre-monsoon and post monsoon *** at breast height(dBH)was used to broadly categorize the plant individual into trees,saplings and *** tree species richness ranged from 12 to 25 with density of 350 to 1200 individuals per *** richness of tree and sapling showed statistically significant unimodal pattern,which peaked at *** showed a strong and positive linear correlation with the seedling density(deviance=0.99,pd a significant hump-shaped relationship with sapling density(deviance=0.95,pd a statistically significant negative hump-shaped relationship with all trees,saplings and seedling stages(deviances=0.89,0.87 and 0.57).The highest values of the Shannon-Wiener index and the lowest value of the Simpson index were found at mid-elevation for all growth *** 92%of tree species were found at regenerating stage;49%in a good renewal regeneration status,32%in fair renewal regeneration,and 11%at a poor regenerating ***,4%of tree species were reported as non-regenerating stages and 4%were newly introduced ***,the regeneration status of the study area was considered fairly well since sapling(78.5%)>seedling(10.6%)≤mature(10.9%).Among tested environmental variables,elevation and annual mean rainfall were the most influential factors in the regeneration of tree species.

关键词： Regeneration potential Chandragiri hill Altitudinal gradient Species diversity Tree species richness

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More on the interplay between gut microbiota,autophagy,and inflammatory bowel disease is needed

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World Journal of Gastroenterology 2024年第27期30卷 3356-3360页

作者： Arunkumar Subramanian Afrarahamed Jahabardeen Tamilanban Thamaraikani chitra Vellapandian department of Pharmacology SRM College of PharmacySRM Institute of Science and TechnologyKattankulathurChennai 603203India

The concept of inflammatory bowel disease(IBd),which encompasses Crohn’s disease and ulcerative colitis,represents a complex and growing global health concern resulting from a multifactorial *** dysfunctional autophagy and dysbiosis contribute to IBd,with their combined effects exacerbating the related inflammatory *** a result,the existing interconnection between gut microbiota,autophagy,and the host’s immune system is a decisive factor in the occurrence of *** factors that influence the gut microbiota and their impact are another important point in this *** on this initial perspective,this manuscript briefly highlighted the intricate interplay between the gut microbiota,autophagy,and IBd *** addition,it also addressed the potential targeting of the microbiota and modulating autophagic pathways for IBd therapy and proposed suggestions for future research within a more specific and expanded *** studies are warranted to explore restoring microbial balance and regulating autophagy mechanisms,which may offer new therapeutic avenues for IBd management and to delve into personalized treatment to alleviate the related burden.

关键词： Inflammatory bowel disease Gut microbiota Autophagy Crohn’s disease Ulcerative colitis

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Emerging technological developments to address pest resistance in Bt cotton

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Journal of Cotton Research 2024年第3期7卷 318-333页

作者： NAGARAJ Selvarani RAJASEKARAN Ravikesavan PALANIAPPAN Jayamani RANGASAMY Selvakumar NARAYANASAMY chitra NARAYANAN Manikanda Booapathi department of Genetics and Plant Breeding Centre for Plant Breeding and Genetics(CPBG)Tamil Nadu Agricultural University(TNAU)Coimbatore 641003India Centre for Plant Breeding and Genetics TNAUCoimbatore 641003India department of Pulses CPBGTNAUCoimbatore 641003India Research and development Centre Rasi Seeds(P)Ltd.SalemAttur 636102India department of Cotton TNAUCoimbatore 641003India department of Plant Biotechnology Centre for Plant Molecular Biology and Biotechnology(CPMB&B)TNAUCoimbatore 641003India

Cotton plays a crucial role in shaping Indian economy and rural *** cotton crop is prone to numerous insect pests,necessitating insecticidal application,which increases production *** advent of the expression of Bacillus thuringiensis(Bt)insecticidal protein in cotton has significantly reduced the burden of pest without compromising environmental or human *** the introduction of transgenic cotton,the cultivated area expanded to 22 million hectares,with a 64% increase in adoption by farmers ***,Bt cotton accounts for 93% of the cultivated cotton area in ***,extensive use of Bt cotton has accelerated resistance development in pests like the pink ***,the overreliance on Bt cotton has reduced the use of broad-spectrum pesticides,favouring the emergence of secondary pests with significant *** emphasizes the urgent necessity for developing novel pest management *** high-dose and refuge strategy was initially effective for managing pest resistance in Bt cotton,but its implementation in India faced challenges due to misunderstandings about the use of non-Bt refuge *** gene pyramiding was introduced as a solution,combining mono toxin also led to instances of ***,there is a need for further exploration of biotechnological approaches to manage insect resistance in Bt *** biotechnological strategies,such as sterile insect release,RNA interference(RNAi)-mediated gene silencing,stacking Bt with RNAi,and genome editing using clustered regularly interspaced short palindromic repeats/CRISPR-associated protein(CRISPR-Cas),offer promising tools for identifying and managing resistance genes in ***,CRISPR-mediated gene drives and the development of novel biopesticides present potential avenues for effective pest management in cotton *** innovative approaches could significantly enhance the sustainability and efficacy of

关键词： Bt Cotton Gene pyramiding RNAi Modified toxin Genome editing Plant derived insecticidal protein Gene drive

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A Novel Framework for Learning and Classifying the Imbalanced Multi-Label data

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Computer Systems Science & Engineering 2024年第5期48卷 1367-1385页

作者： P.K.A.chitra S.Appavu alias Balamurugan S.Geetha Seifedine Kadry Jungeun Kim Keejun Han department of Computer Science and Engineering SRM Institute of Science and TechnologyTiruchirappalliTamil Nadu603203India department of Computer Science and Engineering Periyar Maniammai Institute of Science&Technology(Deemed to be University)ThanjavurTamil Nadu613403India School of Computer Science and Engineering ChennaiTamil Nadu600048India department of Applied data Science Noroff University CollegeKristiansand4612Norway Artificial Intelligence Research Center(AIRC) College of Engineering and Information TechnologyAjman UniversityP.O.Box 346AjmanUnited Arab Emirates department of Electrical and Computer Engineering Lebanese American UniversityByblos10150Lebanon department of Software Kongju National UniversityCheonan31080Republic of Korea division of Computer Engineering Hansung UniversitySeoul02876Republic of Korea

A generalization of supervised single-label learning based on the assumption that each sample in a dataset may belong to more than one class simultaneously is called multi-label *** main objective of this work is to create a novel framework for learning and classifying imbalancedmulti-label *** work proposes a framework of two *** imbalanced distribution of themulti-label dataset is addressed through the proposed Borderline MLSMOTE resampling method in phase ***,an adaptive weighted l21 norm regularized(Elastic-net)multilabel logistic regression is used to predict unseen samples in phase *** proposed Borderline MLSMOTE resampling method focuses on samples with concurrent high labels in contrast to conventional *** minority labels in these samples are called difficult minority labels and are more prone to penalize classification *** concurrentmeasure is considered borderline,and labels associated with samples are regarded as borderline labels in the decision *** phase II,a novel adaptive l21 norm regularized weighted multi-label logistic regression is used to handle balanced data with different weighted synthetic *** on various benchmark datasets shows the outperformance of the proposed method and its powerful predictive performances over existing conventional state-of-the-art multi-label methods.

关键词： Multi-label imbalanced data multi-label learning Borderline MLSMOTE concurrent multi-label adaptive weighted multi-label elastic net difficult minority label

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水果之王——芒果

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中学生英语 2024年第9期 22-25页

作者： chitra Padmanabhan 李明娟(选译) 不详

这是一种一年四季都是绿色的树。但它在盛夏结果实。天气越热,果实越甜。而且我们人类似乎吃不腻这种美味的水果,因为全世界有将近1000个品种的“水果之王”来取悦我们的舌头和眼睛。

关键词：水果之王芒果舌头盛夏眼睛

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大男孩的玩具

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中学生英语 2024年第25期 20-23页

作者： chitra Padmanabhan 李明娟

罗内特·苏布兰马尼安七岁了，他是班上最高的学生。这让他感到非常自豪。但是当他想起小时候经常做的一些事情时，他感到有点害羞。他希望他的母亲不要一遍又一遍地给她的朋友们讲那些往事。上周他母亲的老校友来看过她，（毕业）10年...

罗内特·苏布兰马尼安七岁了，他是班上最高的学生。这让他感到非常自豪。但是当他想起小时候经常做的一些事情时，他感到有点害羞。他希望他的母亲不要一遍又一遍地给她的朋友们讲那些往事。上周他母亲的老校友来看过她，（毕业）10年后她们又见面了。罗内特刚从学校回来，这时他听到妈妈说:“你知道我的罗内特小时候经常做什么吗？他过去认为一切事物和每个人都是苏布兰马尼安家庭的一部分。所以他称冰箱为‘苏布兰马尼安家的冰箱’。他会把蜷缩在我家门口门垫上的小狗叫做‘苏布兰马尼安家的小狗’。”罗内特听到母亲的朋友在笑，他就跑出了家——午饭都没吃。“我希望妈妈不要再做这事情了。”这话他说了上千次了。

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Snapshot imaging of ultrashort electron bunches

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Light(Science & Applications) 2024年第7期13卷 1226-1228页

作者： Andreas döpp Ludwig-Maximilian-Universität München Am Coulombwall 185748GarchingGermany Max Planck Institut für Quantenoptik Hans-Kopfermann-Strasse 1Garching85748Germany

New measurements combine spatial and temporal information from optical transition radiation to estimate the three-dimensional structure of electron bunches from a laser wakefield accelerator.

关键词： ultrashort Snapshot electron

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Influence of variable viscosity and double diffusion on the convective stability of a nanofluid flow in an inclined porous channel

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Applied Mathematics and Mechanics(English Edition) 2024年第3期45卷 563-580页

作者： N.HUMNEKAR d.SRINIVASACHARYA department of Mathematics National Institute of TechnologyWarangal 506004TelanganaIndia

The influence of variable viscosity and double diffusion on the convective stability of a nanofluid flow in an inclined porous channel is *** darcyBrinkman model is used to characterize the fluid flow dynamics in porous *** analytical solutions are obtained for the unidirectional and completely developed *** on a normal mode analysis,the generalized eigenvalue problem under a perturbed state is *** eigenvalue problem is then solved by the spectral ***,the critical Rayleigh number with the corresponding wavenumber is evaluated at the assigned values of the other flow-governing *** results show that increasing the darcy number,the Lewis number,the dufour parameter,or the Soret parameter increases the stability of the system,whereas increasing the inclination angle of the channel destabilizes the ***,the flow is the most unstable when the channel is vertically oriented.

关键词： nanofluid inclined channel variable viscosity linear stability double dif-fusion porous medium

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Improved Leap-frog Method for Time-domain Fault Location

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Journal of Modern Power Systems and Clean Energy 2024年第2期12卷 670-674页

作者： Izudin džafić Rabih A.Jabr Faculty of Electrical Engineering University of SarajevoSarajevo 71000Bosnia and Herzegovina department of Electrical and Computer Engineering American University of BeirutBeirut 11072020Lebanon IEEE

The partial differential equation(PdE)solution of the telegrapher is a promising fault location method among time-domain and model-based *** research works have shown that the leap-frog process is superior to other explicit methods for the PdE ***,its implementation is challenged by determining the initial conditions in time and the boundary conditions in *** letter proposes two implicit solution methods for determining the initial conditions and an analytical way to obtain the boundary conditions founded on the signal *** results show that the proposal gives fault location accuracy superior to the existing leap-frog scheme,particularly in the presence of harmonics.

关键词： Fault location leap-frog partial differential equation time-domain analysis transmission line

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