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23821
Provable security signcryption scheme based on RLWE without trapdoor
Published 2020-06-01“…In view of the existing efficiency and security problems of lattice based signcryption,with the ABB16’s signature scheme ring-TESLA,a signcryption scheme without trapdoor named RLWE-SC was constructed,which achieved indistinguish ability against adaptive chosen cipher text attack (IND-CCA2) security and strongly existential unforgeability against chosen message attack (SUF-CMA) security respectively in terms of confidentiality and authentication based on the problem of learning with errors on ring.The size of the public and private keys was optimized by the construction on the ring.The complex trapdoor generation and preimage sample calculation was avoided by the structure without trapdoor.Efficiency analysis and experiment shows that RLWE-SC has better computational and communication performance than other similar lattice-based signcryption schemes with the same security strength.…”
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23822
Three-Dimensional Bioprinting as a Tool for Tissue Engineering: A Review
Published 2024-12-01“…It provides control over the bio-ink component and printing structure, enabling the creation of spatially diverse constructs for the treatment, regeneration, and restoration of various maxillofacial abnormalities, and appears to be a promising alternative. …”
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23823
THEORY OF INTERNATIONAL RELATIONS IN THE MIRROR OF CONTEMPORARY RUSSIAN INTERNATIONAL STUDIES
Published 2016-10-01“…Russian international studies are structured by a long-standing debate about the identity of Russia. …”
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23824
Outlier detection algorithm based on fast density peak clustering outlier factor
Published 2022-10-01“…For the problem that peak density clustering algorithm requires human set parameters and high time complexity, an outlier detection algorithm based on fast density peak clustering outlier factor was proposed.Firstly, k nearest neighbors algorithm was used to replace the density peak of density estimate, which adopted the KD-Tree index data structure calculation of k close neighbors of data objects, and then the way of the product of density and distance was adopted to automatic selection of clustering centers.In addition, the centripetal relative distance and fast density peak clustering outliers were defined to describe the degree of outliers of data objects.Experiments on artificial data sets and real data sets were carried out to verify the algorithm, and compared with some classical and novel algorithms.The validity and time efficiency of the proposed algorithm are verified.…”
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23825
Design of a Dual-Band Sectoral Antenna for Hiperlan2 Application Using Double Layers of Metallic Electromagnetic Band Gap (M-EBG) Materials as a Superstrate
Published 2009-01-01“…This antenna operates according to a sectoral radiation pattern form presenting a half power beamwidth of at least 60∘. The proposed structure presents more than 17 dB directivity enhancement at 5.25 GHz and 5.65 GHz as compared to those of a patch antenna with 9 dB directivity. …”
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23826
Research of the Vibration Performance of Driving Gear Bearing Mounting Distance based on ADAMS
Published 2016-01-01“…At the same time,it can provide a certain method guidance for the structure design and the vibration and noise of the main reducer of the mini car.…”
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23827
Nanopatterned Silicon Substrate Use in Heterojunction Thin Film Solar Cells Made by Magnetron Sputtering
Published 2014-01-01“…This paper describes a method for fabricating silicon heterojunction thin film solar cells with an ITO/p-type a-Si : H/n-type c-Si structure by radiofrequency magnetron sputtering. A short-circuit current density and efficiency of 28.80 mA/cm2 and 8.67% were achieved. …”
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23828
ANALYSIS OF OSCILLATING ROD OF HORIZONTAL LOGARITHM PERIOD ANTENNA UNDER WRAP ICE
Published 2017-01-01“…Analysis of oscillating rod of rigid structure horizontal log-periodic antenna under wrap ice was performed,due to winter weather oscillating rod is bent,somewhere in the north in February 2014.In the finite element software ANSYS platform,to wrap the ice thickness,wrap ice when wind speed is known conditions,a detailed analysis of wrapped ice of bending oscillating rod was performed.The results show that the actual thickness beyond the design wrapped ice thickness.So cause the wrap ice load and wind load area increases,beyond the oscillating rod and its cable carrying capacity,resulting in instability of the oscillating rod bent.According to the oscillating rod bent reason,in order to meet the requirements of heavy ice wrapped,the improved design of the oscillating rod was proposed.…”
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23829
Evolutionary Aspects of Acaricide-Resistance Development in Spider Mites
Published 2009-01-01“…We discuss genetic diversity and linkage of resistance genes, relationships between mite habitat and dispersal, and the effect of dispersal on population genetic structure and the dynamics of resistance genes. Finally, we attempt to present a comprehensive view of acaricide resistance evolution and suggest risks under globalization as well as possible approaches to managing acaricide resistance evolution or emergence.…”
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23830
Aberrant Regulation of Messenger RNA 3′-Untranslated Region in Human Cancer
Published 2007-01-01“…The 3′UTR governs gene expression via orchestrated interactions between mRNA structural components (cis-elements) and specific trans-acting factors (RNA-binding proteins and non-coding RNAs). …”
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23831
Development of intellectual and creative abilities as a pedagogical phenomenon
Published 2021-12-01“…The paper is devoted to the study of divergent thinking as one of the structures of intellectual and creative development of primary school children with speech disorders. …”
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23832
Od kulturowego pojmowania przestrzeni ku rozważaniom o wieczności. Dyskurs przestrzenny w powieści Brisbane Jewgienija Wodołazkina
Published 2021-10-01“…It is also an important component of the work’s internal structure, the factor responsible for certain genre associations that determine the direction of the reading process. …”
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23833
3D Mapping of the Submerged Crowie Barge Using Electrical Resistivity Tomography
Published 2018-01-01“…The mainly metallic structure of the ship is easily recognisable in the ERT data and was mapped in 3D both subaqueously and beneath the sediment-water interface. …”
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23834
Conceptualisation of evil in African Christian theology
Published 2006-06-01“…This interaction exhibits the twofold structure of rejection on the one hand and accommodation on the other. …”
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23835
Quinazoline scaffold as a target for combating microbial resistance: Synthesis and antimicrobial profiling of quinazoline derivatives
Published 2025-01-01“…Quinazoline derivatives exhibit promising pharmacological effects and diverse chemical structures. This review focuses on quinazoline derivatives synthesis and antimicrobial activity, highlighting their potential as antimicrobial agents. …”
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23836
Why is it necessary to screen for periodontal disease in diabetic patients?
Published 2024-09-01“…Periodontal diseases include gingivitis (inflammation of gingiva caused by the bacterial biofilm) and periodontitis involving loss of the supporting structures around the teeth, respectively cementum, periodontal ligament and alveolar bone. …”
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23837
Planetary Gearbox Vibration Signal Characteristics Analysis and Fault Diagnosis
Published 2015-01-01“…Planetary gearboxes are widely used in helicopters, wind turbines, mining machinery, and so forth. The structure and motion type of a planetary gearbox are more complex in comparison with a fixed-shaft one, which makes condition monitoring and fault diagnosis of planetary gearbox a challenging issue in practical applications. …”
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23838
Une “ annexe ” agraire gallo-romaine à Saran “ les Cent Arpents ” (Loiret)
Published 2021-09-01“…Immediately to the west of this enclosure, some ten meters away, a few structures are organized: at least one construction on poles whose interpretation is difficult, and two pits. …”
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23839
Diagnostic Musculoskeletal Ultrasound for the Evaluation of the Lateral Elbow: Implications for Rehabilitation Providers
Published 2025-01-01“…This imaging modality provides high-resolution, dynamic visualization of superficial soft tissue structures, making it particularly advantageous for assessing conditions such as lateral epicondylitis (tennis elbow), ligamentous injuries, radial tunnel syndrome, and other common disorders. …”
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23840
Health education: social representation and everyday act of health professionals
Published 2015-04-01“…The aim of this study is to understand the structure of social representations of health professionals on health education and identify educational practices performed by them in specialized reference units of the Secretary of State Public Health of the city of Belém. …”
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