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A blockchain based privacy-preserving federated learning scheme for Internet of Vehicles

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Digital Communications and Networks 2024年第1期10卷 126-134页

作者： Naiyu Wang Wenti Yang Xiaodong Wang Longfei Wu Zhitao guan Xiaojiang du Mohsen Guizani School of Control and Computer Engineering North China Electric Power UniversityChina Department of Mathematics&Computer Science Fayetteville State UniversityFayettevilleNCUSA Department of Electrical and Computer Engineering Stevens Institute of TechnologyHobokenNJ07030USA Department of Computer Science and Engineering Qatar UniversityDohaQatar

The application of artificial intelligence technology in Internet of Vehicles(lov)has attracted great research interests with the goal of enabling smart transportation and traffic ***,concerns have been raised over the security and privacy of the tons of traffic and vehicle *** this regard,Federated Learning(FL)with privacy protection features is considered a highly promising ***,in the FL process,the server side may take advantage of its dominant role in model aggregation to steal sensitive information of users,while the client side may also upload malicious data to compromise the training of the global *** existing privacy-preserving FL schemes in IoV fail to deal with threats from both of these two sides at the same *** this paper,we propose a Blockchain based Privacy-preserving Federated Learning scheme named BPFL,which uses blockchain as the underlying distributed framework of *** improve the Multi-Krum technology and combine it with the homomorphic encryption to achieve ciphertext-level model aggregation and model filtering,which can enable the verifiability of the local models while achieving ***,we develop a reputation-based incentive mechanism to encourage users in IoV to actively participate in the federated learning and to practice *** security analysis and performance evaluations are conducted to show that the proposed scheme can meet the security requirements and improve the performance of the FL model.

关键词： Federated learning Blockchain Privacy-preservation Homomorphic encryption Internetof vehicles

Automated and controlled patch generation for enhanced fixing of communication software vulnerabilities

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Intelligent and Converged Networks 2024年第3期5卷 222-236页

作者： Shuo Feng Shuai Yuan Zhitao guan Xiaojiang du School of Control and Computer Engineering North China Electric Power UniversityBeijing 100029China Department of Finance Operationsand Information SystemsBrock UniversitySt.Catharines L2S3A1Canada Department of Electrical and Computer Engineering Stevens Institute of TechnologyHobokenNJ 07030USA

Software is a crucial component in the communication systems,and its security is of paramount ***,it is susceptible to different types of attacks due to potential ***,significant time and effort is required to fix such *** propose an automated program repair method based on controlled text generation ***,we utilize a fine-tuned language model for patch generation and introduce a discriminator to evaluate the generation process,selecting results that contribute most to vulnerability ***,we perform static syntax analysis to expedite the patch verification *** effectiveness of the proposed approach is validated using QuixBugs and Defects4J datasets,demonstrating significant improvements in generating correct patches compared to other existing methods.

关键词： automatic program repair controlled text generation communication software security program language model

Simulation of gas-solids heat transfer in cyclone pyrolyzer using CFD-DEM model

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Particuology 2024年第2期85卷 155-166页

作者： Nan Zhang Xueer Pan Jingxuan Yang Qian Liu Wenhao Lian Xiao du Zhonglin Zhang Xiaogang Hao Guoqing guan College of Chemical Engineering and Technology Taiyuan University of TechnologyTaiyuan030024China School of Chemistry and Chemical Engineering North University of ChinaTaiyuan030051China Shanxi Jinke Technology Service Company Limited Taiyuan030000China Labraory of Eey onveron Engineerng Institute f Rgional Innvation(RI)Hosaki Univerty3-BunkychoHiroak036-8561Japan

Fast heat transfer in the pyrolyzer can increase the yield of pyrolysis gas and tar,and improve the quality of *** with the downer pyrolyzer,the cyclone pyrolyzer can simultaneously achieve high solids holdup and violent turbulence,and correspondingly faster heat *** this work,the heat transfer behavior in the cyclone pyrolyzer is specifically studied using the computational fluid dynamics-discrete element *** simulation results reveal that the gas-solids heat convection contributes mainly to the heat transfer process,and the heat radiation and conduction are relatively small and almost negligible,*** with the downer pyrolyzer under the same operating conditions,the heating rate is significantly increased in the cyclone *** analyzing the flow characteristics in the cyclone pyrolyzer,it is found that the region of high convective heat transfer rate coincides with that of natural cyclone ***,the final coal temperature increases with the increase of gas velocity and exists a maximum *** results can offer some qualitative understanding of the heat transfer behavior in the cyclone pyrolyzer.

关键词： Cyclone pyrolyzer Rapidly heating Heat convection Natural cyclone length CFD-DEM

Utilization of human excrement in pre-modern China,its theoretical interpretations and ecological significance

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Soil Ecology Letters 2024年第1期6卷 1-5页

作者： Xin-Hao du Yuan-Ming Song Ji-An Cai Yong-guan Zhu Institute for the History of Natural Sciences Chinese Academy of SciencesBeijing 100190China Institute for Cultural Heritage and History of Science&Technology University of Science and Technology BeijingBeijing 100083China Faculty of History Nankai UniversityTianjin 300350China Research Center for Eco Environmental Sciences Chinese Academy of SciencesBeijing 100085China

The use of human excrement as fertilizer is a characteristic of traditional Chinese agriculture..The application of excrement from urban residents in agriculture since the Song Dynasty has ensured the cleanliness and hygiene of *** early as the Ming Dynasty,the Chinese people defined the principle of fertilizing fields with human excrement from the perspective of *** concept Peri-URban ecosystems(PURE)provides inspiration forurban-rural symbiosis regarding *** use of human excrement in fertilization is a major attribute differentiating the Chinese traditional agriculture from the agriculture in other regions around the *** the fact that the exact record showing that human excrement was used as fertilizer in China emerged in the Western Han Dynasty(B.C.2.2.A.D.8),such records did not become prevalent until the Southern Song Dynasty(A.D.112.-12.9).In the Ming and Qing eras(A.D.1368-1912.,human excrement was even considered"top-class fertilizerand servedas themost essential fertilizerin farmland *** importance of human excrement in the Ming and Qing was mainly reflected by farmers'purchase of human excrement from urban *** fertilization practices became increasingly popular during the period,men of letters built a localized theoretical system centering on human *** the use of human excrement had both positive and negative impacts on public health and the ecological environment,the positive overshadowed the negativeas a ***,it is worth pondering on how the utilization of human excrement as an agricultural resource can be improved so that a material cycle system can be rebuilt to re-connect the urban and rural areas.

关键词： excrement fertilizer theorization urban and rural ecology public health

Aβ-Aggregation-Generated Blue Autofluorescence Illuminates Senile Plaques as well as Complex Blood and Vascular Pathologies in Alzheimer’s Disease

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Neuroscience Bulletin 2024年第8期40卷 1115-1126页

作者： Hualin Fu Jilong Li Chunlei Zhang Peng du Guo Gao Qiqi Ge Xinping guan Daxiang Cui Institute of Nano Biomedicine and Engineering School of Sensing Science and EngineeringSchool of Electronic Information and Electrical EngineeringShanghai Jiao Tong UniversityShanghai 200240China Institute of Marine Equipment Shanghai Jiao Tong UniversityShanghai 200240China National Center for Translational Medicine Shanghai Jiao Tong UniversityShanghai 200240China Department of Colorectal Surgery School of MedicineXinhua HospitalShanghai Jiao Tong UniversityShanghai 200092China Department of Automation Shanghai Jiao Tong UniversityShanghai 200240China The Key Laboratory of System Control and Information Processing Ministry of EducationShanghai 200240China

Senile plaque blue autofluorescence was discovered around 40 years ago,however,its impact on Alzheimer’s disease(AD)pathology has not been fully *** analyzed senile plaques with immunohistochemistry and fluorescence imaging on AD brain sections and also Aβ aggregation in *** DAPI or Hoechst staining,the nuclear blue fluorescence could only be correctly assigned after subtracting the blue plaque *** flower-like structures wrapping dense-core blue fluorescence formed by cathepsin D staining could not be considered central-nucleated neurons with defective lysosomes since there was no nuclear staining in the plaque core when the blue autofluorescence was *** Aβ self-oligomers and Aβ/hemoglobin heterocomplexes generated blue *** Aβ amyloid blue autofluorescence not only labels senile plaques but also illustrates red cell aggregation,hemolysis,cerebral amyloid angiopathy,vascular plaques,vascular adhesions,and *** summary,we conclude that Aβ-aggregation-generated blue autofluorescence is an excellent multi-amyloidosis marker in Alzheimer’s disease.

关键词： Senile plaque Blue autofluorescence Aβ Amyloid aggregation Hemoglobin Cathepsin D.Microaneurysm Alzheimer's disease

A lateral-immobilization zebrafish microfluidic chip-based system for in vivo real-time evaluation of antithrombotic agents

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Chinese Chemical Letters 2024年第3期35卷 312-315页

作者： Lijuan He Hongxia du Yi Yang Zhihua guan Jinjin Li Honglin Li Xudong Lin Lili Zhu Shanghai Key Laboratory of New Drug Design School of PharmacyEast China University of Science&TechnologyShanghai 200237China guangdong Provincial Key Laboratory of Sensor Technology and Biomedical Instrument School of Biomedical EngineeringShenzhen Campus of Sun Yat-sen UniversityShenzhen 518000China Innovation Center for AI and Drug Discovery East China Normal UniversityShanghai 200062China

Thrombosis remains a major global health concern mainly characterized by high rates of morbidity and *** models serve as an indispensable tool to understand the underlying pathogenesis of thrombosis and assess the efficacy of novel antithrombotic ***,zebrafish has emerged as a valuable model organism for thrombosis ***,the traditional method of studying zebrafish thrombosis requires a laborious and time-consuming procedure,including anesthesia and manual immobilization of *** this study,based on hydrodynamic force,a lateral-immobilization zebrafish microfluidic chip(LIZMC)was designed to evaluate the cardiovascular system of multiple larvae within a single microscope field of ***,coupling with microscope imaging,real-time monitoring of the peripheral blood circulation in the tail of phenylhydrazine(PHZ)-induced zebrafish thrombosis was ***,the reliability of LIZMC for in vivo evaluation of antithrombotic agents in zebrafish was verified using ***,this novel LIZMC-based system can be used for in vivo zebrafish thrombosis studies and rapid screening of antithrombotic agents.

关键词： Microfluidic chip Zebrafish Thrombosis In vivo evaluation Real-time monitor

Clinical practice guideline for acupuncture and moxibustion: Female urinary incontinence

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Journal of Integrative Medicine 2024年第3期22卷 258-269页

作者： Chao Yang Shan-ze Wang Sheng Chen Shuo du guan-qun Wang Wei Guo Xiao-long Xie Bi-hui Peng Shi-hao du Ji-ping Zhao Department of Acupuncture and Moxibustion Dongzhimen HospitalBeijing University of Chinese MedicineBeijing 100700China Department of Acupuncture and Moxibustion Guangdong provincial hospital of Chinese MedicineGuangzhou 510120Guangdong ProvinceChina Shanghai Ninth People’s Hospital Shanghai Jiao Tong University School of MedicineShanghai 200011China Institute of Acupuncture and Moxibustion China Academy of Chinese Medical SciencesBeijing 100700China

Urinary incontinence (UI) is a common problem *** has a major impact on physical and social activities and interpersonal *** is common in women,but is under-reported and *** affects the quality of life of female patients *** and moxibustion have been proposed as potentially effective interventions for female ***,for the benefit of acupuncture practitioners around the world,the World Federation of Acupuncture-moxibustion Societies initiated a project to develop a clinical practice guideline (CPG) for the use of acupuncture and moxibustion to treat female *** CPG was developed according to the Grading of Recommendations Assessment,Development,and Evaluation (GRADE) methodology,referring to the principles of the World Health Organization Handbook for Guideline *** the development of the CPG,the guideline development group (GDG) played an important *** clinical questions,recommendations and therapeutic protocols were all formulated by GDG using the modified Delphi *** CPG contains ten recommendations about the use of acupuncture and moxibustion interventions for ten clinical questions,which include nine conditional recommendations for the intervention and one conditional recommendation for either the intervention or the *** CPG also provides one protocol for conventional filiform needle therapy,two therapy protocols for deep needling stimulation on lumbosacral acupoints,and four moxibustion therapy protocols,based on the protocols presented in randomized controlled trials reviewed by the GDG.

关键词： Acupuncture Clinical practice guideline Female urinary incontinence Moxibustion GRADE

Clinical practice guideline for acupuncture and moxibustion:Allergic rhinitis

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Journal of Integrative Medicine 2024年第3期22卷 245-257页

作者： Shi-hao du Sheng Chen Shan-ze Wang guan-qun Wang Shuo du Wei Guo Xiao-long Xie Bi-hui Peng Chao Yang Ji-ping Zhao Institute of Acupuncture and Moxibustion China Academy of Chinese Medical SciencesBeijing 100700China Department of Acupuncture and Moxibustion Dongzhimen HospitalBeijing University of Chinese MedicineBeijing 100700China Department of Acupuncture and Moxibustion Guangdong Provincial Hospital of Chinese MedicineGuangzhou 510120Guangdong ProvinceChina Department of Traditional Chinese Medicine Shanghai Ninth People’s HospitalShanghai Jiao Tong University School of MedicineShanghai 200011China

Acupuncture is one of the most effective complementary therapies for allergic rhinitis(AR)and has been recommended by several clinical practice guidelines(CPGs)for ***,these CPGs mentioned acupuncture without making recommendations for clinical implementation and therapeutic protocols,therefore limiting the applicability of acupuncture therapies for ***,for the benefit of acupuncture practitioners around the world,the World Federation of Acupuncture-moxibustion Societies have initiated a project to develop the CPG for the use of acupuncture and moxibustion to treat *** CPG was developed according to the Grading of Recommendations Assessment,Development,and Evaluation(GRADE)methodology,referring to the principles of the World Health Organization Handbook for Guideline *** the development of the CPG,the guideline development group(GDG)played an important *** clinical questions,recommendations and therapeutic protocols were all formulated by the GDG using the modified Delphi *** CPG contains recommendations for 15 clinical questions about the use of acupuncture and moxibustion *** include one strong recommendation for the intervention based on high-quality evidence,three conditional recommendations for either the intervention or standard care,and 11 conditional recommendations for the intervention based on very low quality of *** CPG also provides one filiform needle acupuncture protocol and five moxibustion protocols extracted based on the protocols presented in randomized controlled trials reviewed by the GDG.

关键词： Clinical practice guideline Allergic rhinitis Acupuncture Moxibustion GRADE

Towards high performance polyimide cathode materials for lithium–organic batteries by regulating active-site density,accessibility,and reactivity

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eScience 2024年第4期4卷 110-119页

作者： Jun Wang Haichao Liu Chunya du Bing Liu Haoran guan Yu Liu Shaowei guan Zhenhua Sun Hongyan Yao National&Local Joint Engineering Laboratory for Synthesis Technology of High Performance Polymer Key Laboratory of High Performance PlasticsMinistry of EducationCollege of ChemistryJilin UniversityChangchun 130012China State Key Lab of Supramolecular Structure and Materials Jilin UniversityChangchun 130012China Shenyang National Laboratory for Materials Science Institute of Metal Research Chinese Academy of SciencesShenyang 110016China College of Sciences Shenyang University of Chemical TechnologyShenyang 110142China

Organic carbonyl electrode materials offer promising prospects for future energy storage systems due to their high theoretical capacity,resource sustainability,and structural *** much progress has been made in the research of high-performance carbonyl electrode materials,systematic and in-depth studies on the underlying factors affecting their electrochemical properties are rather ***,five polyimides containing different types of diamine linkers are designed and synthesized as cathode materials for Li-ion ***,the incorporation of carbonyl groups increases the active-site density in both conjugated and non-conjugated ***,increased molecular rigidity can improve the accessibility of the active ***,the introduction of the conjugated structure between two carbonyl groups can increase the reactivity of the active ***,the incorporation of carbonyl structures and conjugated structures increases the capacity of ***,PAN,PMN,PSN,and PBN exhibit 2.2.198,199,151,and 115mAhg−1at 50mAg−1,*** addition,the introduction of a carbonyl structure and a conjugated structure is also beneficial for improving cycling stability and rate *** work can deepen the understanding of the structure–function relationship for the rational design of polyimide electrode materials and can be extended to the molecular design of other organic cathode materials.

关键词： Organic cathode materials Polymer electrode Lithium-ion batteries Carbonyl Polyimides