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  1. 4161
  2. 4162

    Bytecode-based approach for Ethereum smart contract classification by Dan LIN, Kaixin LIN, Jiajing WU, Zibin ZHENG

    Published 2022-10-01
    “…In recent years, blockchain technology has been widely used and concerned in many fields, including finance, medical care and government affairs.However, due to the immutability of smart contracts and the particularity of the operating environment, various security issues occur frequently.On the one hand, the code security problems of contract developers when writing contracts, on the other hand, there are many high-risk smart contracts in Ethereum, and ordinary users are easily attracted by the high returns provided by high-risk contracts, but they have no way to know the risks of the contracts.However, the research on smart contract security mainly focuses on code security, and there is relatively little research on the identification of contract functions.If the smart contract function can be accurately classified, it will help people better understand the behavior of smart contracts, while ensuring the ecological security of smart contracts and reducing or recovering user losses.Existing smart contract classification methods often rely on the analysis of the source code of smart contracts, but contracts released on Ethereum only mandate the deployment of bytecode, and only a very small number of contracts publish their source code.Therefore, an Ethereum smart contract classification method based on bytecode was proposed.Collect the Ethereum smart contract bytecode and the corresponding category label, and then extract the opcode frequency characteristics and control flow graph characteristics.The characteristic importance is analyzed experimentally to obtain the appropriate graph vector dimension and optimal classification model, and finally the multi-classification task of smart contract in five categories of exchange, finance, gambling, game and high risk is experimentally verified, and the F1 score of the XGBoost classifier reaches 0.913 8.Experimental results show that the algorithm can better complete the classification task of Ethereum smart contracts, and can be applied to the prediction of smart contract categories in reality.…”
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  3. 4163

    Integration of interior design strategies and computer-aided design technology guided by morphogenetic theory by Jie Zhang, Zhongxian Ren

    Published 2025-12-01
    “…Among them, this study adopts a method based on an open-source computer vision library to identify double line walls and windows in the drawings. …”
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  4. 4164

    Smooth Guided Adversarial Fully Test-Time Adaptation by Dong Li, Panfei Yang

    Published 2025-01-01
    “…Fully test-time adaptation (FTTA) refers to a specific type of domain adaptation that involves adjusting a pre-trained machine learning model to work with a new target domain, without accessing any data from the source domain. The lack of access to source data makes it more difficult to adjust to the target domain. …”
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  5. 4165

    SUBSTANTIATION FOR PRINCIPLES OF AESTHETIC STOMATOLOGY by I.K. Lutskaya

    Published 2018-03-01
    “… A scope of results by global dental practice bears testimony to the fact, that there is an urgent necessity to work out and formulate the basic principles, standards and definitions of aesthetic Stomatology as a study, which in its turn ensures wide implementation of prospective patterns and methods into the healthcare system. Theoretical knowledge, received form modern literary sources, as well as scientific researches and clinical observations, performed by the author in collaboration with his colleagues, enables us to define the grounding principles for modern aesthetic Stomatology. …”
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  6. 4166

    INFLUENCE OF THE SPATIAL ARRANGEMENT OF SEISMIC DETECTORS ON THE ACCURACY OF EARTHQUAKE HYPOCENTRE DETERMINATION by T. G. Aslanov, Кh. J. Magomedov, U. A. Musayeva, Кh. Y. Tagirov

    Published 2017-03-01
    “…To determine the coordinates of the seismic focus of an earthquake with a minimum margin of error with the use of an optimal selection of seismic sensors. Method. Seismic wave velocity data, relying on the time discrepancies between the registering of seismic waves on the seismic sensor and the defined error in determining the time difference, were used to identify errors in the location of an earthquake's hypocenter depending on the respective positions of three seismic sensors. …”
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  7. 4167

    Accelerating Euclidean Distance Transforms: A Fast and Flexible Approach With Multi-Vendor GPU, Multi-Threading, and Multi-Language Support by Dale Black, Wenbo Li, Qiyu Zhang, Sabee Molloi

    Published 2025-01-01
    “…This paper introduces a novel approach to accelerating Euclidean distance transforms using hardware-agnostic GPU acceleration, multi-threading, and cross-language support. Our method, implemented in Julia with Python bindings, supports multiple GPU platforms including NVIDIA CUDA, AMD ROCm, Apple Metal, and Intel oneAPI. …”
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  8. 4168

    Research on Habitat and Species Diversity of Spontaneous Plants in the Dujiangyan Canal Corridors by Rui HAN, Qingjuan YANG

    Published 2025-04-01
    “…Studying the composition and diversity characteristics of spontaneous plants in different habitats within the canal corridor of the Dujiangyan Essence Irrigation Area is beneficial for biodiversity conservation and the optimization of canal corridor landscape.MethodsThis research conducts a comprehensive survey of spontaneous plants in spring, collecting data from 81 sample points and 167 quadrats. …”
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  9. 4169

    Research on Pedestrians’ Visual Perception Characteristics Based on USGGS: A Case Study of the Six Inner-City Districts of Tianjin by Hanwen YANG, Shang’en TSOU, Yike HU

    Published 2025-05-01
    “…The core objective of the research is to propose strategies to optimize the greening structure of urban streets by analyzing the correlation between USGGS and visual perception of pedestrians, so as to enhance the quality of the visual environment of street pedestrians, improve the urban human settlement environment and promote the organic integration of the urban ecological and humanistic environments, thus providing a new way of thinking for urban planning and construction, and promoting the high-quality and sustainable development of urban street space.MethodsThe research selects the six inner-city districts of Tianjin City as the research area, utilizes Baidu street view image (SVI) as data source, and collect SVIs and their coordinates in the six districts in 2019 by calling Baidu API, with a total of 17,326 points selected and 13,281 valid samples obtained after screening. …”
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  10. 4170

    Synergistic effect of compost and moringa leaf extract biostimulants on the remediation of gold mine tailings using chrysopogon zizanioides by Nkanyiso Mlalazi, Luke Chimuka, Mulala Danny Simatele

    Published 2024-12-01
    “…Phytoremediation is a cost-effective and environmentally friendly method for restoring degraded land. However, optimizing phytoremediation conditions and using locally sourced materials can further improve the sustainability of this approach. …”
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  11. 4171

    Outcomes of Living Kidney Donors Following Donor Nephrectomy in Aotearoa New Zealand by Lai Wan Chan, Georgina L. Irish, Tze L. Goh, Basil Alnasrallah, Christopher E. Davies, Matthew P. Sypek, Philip A. Clayton, Michael G. Collins

    Published 2025-03-01
    “…Introduction: Living donor kidney transplantation is the optimal treatment for people with kidney failure (KF). …”
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  12. 4172

    Analytical Characterization of Medium Molecular Weight Chitosan from Pink Shrimp (Metapenaeus dobsoni) Shells by Ammara Tooba Akbar, Mahnaz Ahmad, Rashida Rahmat Zohra, Raheela Rahmat Zohra, Ahmad Khan, Muhammad Atiq Ur Rehman, Mohamed Abbas

    Published 2025-06-01
    “…This study presents an efficient method for synthesizing high-quality chitosan from Pink shrimp (Metapenaeus dobsoni) shells. …”
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  13. 4173

    Effect of Different Coconut Water Concentrations on the Growth of Dendrobium spectabile (Blume) Miq. Planlet on MS Media by Faradita Azzahra Santosa, Nintya Setiari, Yulita Nurchayati

    Published 2025-05-01
    “…Murashige and Skoog (MS) media was added with coconut water as an exogenous hormone source. This study aimed to determine the effect of adding coconut water and determine the optimal concentration to increase the growth of D. spectabile at the subculture stage. …”
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  14. 4174

    Key frame extraction algorithm for surveillance videos using an evolutionary approach by Manjusha Rajan, Latha Parameswaran

    Published 2025-01-01
    “…Evolutionary algorithms offer a powerful solution for achieving optimal KFE. This proposed method leverages an interactive GA with a well-designed Fitness Function and elitism-based survivor selection to enhance performance. …”
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  15. 4175

    A robust approach for MicroED sample preparation of lipidic cubic phase embedded membrane protein crystals by Michael W. Martynowycz, Anna Shiriaeva, Max T. B. Clabbers, William J. Nicolas, Sara J. Weaver, Johan Hattne, Tamir Gonen

    Published 2023-02-01
    “…Crystals are targeted using the iFLM and LCP is milled using a plasma focused ion beam (pFIB). The optimal ion source for preparing biological lamellae is identified using standard crystals of proteinase K. …”
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  16. 4176

    Production-Distribution Model Considering Traceability and Carbon Emission: A Case Study of the Indonesian Canned Fish Food Industry by Dwi Iryaning Handayani, Ilyas Masudin, Ahmad Rusdiansyah, Judi Suharsono

    Published 2021-09-01
    “…<i>Objective</i>: This study aimed to develop a model of canned fish food production and distribution integration by considering traceability and carbon emissions to minimize total costs. <i>Method:</i> A mixed-integer linear programming (MILP) approach was used to develop mathematical models and the optimal solution of the model created was obtained using an open-source spreadsheet solver program. …”
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  17. 4177

    Degradation Analysis of Jute Fiber Reinforced Waste Tile Powder-Filled Polymer Composite on Wear Characteristics by G. Sakthi Balan, M. Sridharan, R. Balasundaram, A. Sasikaran, M. Sagar, S. Dinesh, V. Vijayan, S. Rajkumar

    Published 2021-01-01
    “…In this study, a polymer composite is made using chemically treated jute fiber and waste floor tile powder as an alternative source for roof tile application. The wear qualities were examined at various ages, and the outcomes were optimized. …”
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  18. 4178

    A Comparative Study of Economic Efficiency of Sorghum in Monoculture and Intercropping Patterns in Ende District, Indonesia by Willybrordus Lanamana, Reyna Virginia Nona

    Published 2025-03-01
    “… Sorghum is one of the rice substitution commodities, and a source of carbohydrates, protein, vitamins and minerals, however, the percentage of its productivity witnessed a decrease. …”
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  19. 4179

    Acoustic bubbles: Inducing cell interactions via trapping, patterning, and removal by Jonathan Faulkner, Mengren Wu, Madelyn Wicker, Yuan Gao

    Published 2025-06-01
    “…The impact of channel geometry on bubble stability is quantitatively investigated to optimize the device's performance. Additionally, the successful demonstration of on-chip cell interactions highlights the rapid and straightforward operation of this method. …”
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  20. 4180

    Tax Challenges Arising from the Digitalisation of the Economy: The Development of the OECD Project and Possible Implementation in Russia by K. Ponomareva

    Published 2022-11-01
    “…The study undertaken is based on a comparative legal method that allows for the examination of similar legal problems found in legislation and international treaties, as well as the identification of optimal ways to solve them. …”
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