Showing 27,541 - 27,560 results of 29,984 for search '"optimization"', query time: 0.12s Refine Results
  1. 27541

    Interfacial tension reduction using nitrogen graphene quantum dots with various precursors, molar ratios, and synthesis durations for enhanced oil recovery by Younes Gholamzadeh, Abdolhossein Hemmati-Sarapardeh, Mohammad Sharifi

    Published 2024-12-01
    “…Furthermore, ethylenediamine-derived and urea-derived GQDs perform optimally at approximately 5 and 10 h, respectively, with a precursor molar ratio of 3 (mole ethylenediamine/urea per mole citric acid), while thiourea-derived GQDs show no significant IFT change with varying synthesis times or precursor molar ratio. …”
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  2. 27542

    Effective Dose Estimation in Computed Tomography by Machine Learning by Matteo Ferrante, Paolo De Marco, Osvaldo Rampado, Laura Gianusso, Daniela Origgi

    Published 2025-01-01
    “…Different machine learning algorithms were selected, optimizing parameters to achieve the best performance for each algorithm. …”
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  3. 27543

    Thermodynamic Analysis of Ozone-Safe Low Boiling Working Media for Turbo-Expander Plants by A. V. Ovsyannik, V. P. Kliuchinski

    Published 2020-12-01
    “…In the course of the study, it was found that for some LBWM, the sequence of location of the exergetic efficiencydependences on temperature at thermodynamically optimal working medium pressures is preserved over the entire temperature range under study (from 100 to 300 оC). …”
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  4. 27544

    Batch and semi-continuous fermentation with Parageobacillus thermoglucosidasius DSM 6285 for H2 production by Magda S. Ardila, Habibu Aliyu, Pieter de Maayer, Anke Neumann

    Published 2025-01-01
    “…The higher HPRs achieved with both semi-continuous fermentations imply that this approach could enhance the biohydrogen platform. However, optimizing the feeding interval is pivotal to ensuring stable hydrogen production.…”
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  5. 27545

    Metal oxides carbon xerogel nanocomposite for methanol oxidation fuel cell by Fatma Mohamed, Mohamed Shaban, Omnia M. Salem

    Published 2025-02-01
    “…The results showed that the Fe3O4/CX, MgO/CX, and CuO/CX are effective electrocatalysts with an onset potential of around 1.00 V and current densities of approximately 42.98 mA cm − 2, 28.2784 mA.cm − 2, and 6.60698 mA.cm − 2, respectively, in the optimized electrolyte for methanol oxidation. The stability of Fe3O4/CX, MgO/CX, and CuO/CX electrodes was examined using chronoamperometry and the Cyclic Stability method. …”
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  6. 27546

    Online learning: Attitudes of Russian students by D. V. Rudenkin

    Published 2022-05-01
    “…The research materials can be used for the optimisation of Internet technologies implementation in the learning process and for the clarification of optimal algorithms for using such technologies when working with students.…”
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  7. 27547

    EDUCATIONAL TRAINING SIMULATOR FOR MONITORING READING TECHNIQUE AND SPEED BASED ON SPEECH-TO-TEXT (STT) METHODS by Olesia Barkovska, Heorhii Ivashchenko, Dmytro Rosinskiy, Daniil Zakharov

    Published 2024-10-01
    “…The practical novelty of the study lies in its potential to optimize the process of controlling reading techniques for children with various speech disorders, such as lisping, rhotacismus, and dyslalia, which remains an unsolved problem for existing computer linguistic models. …”
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  8. 27548

    Automatic detection and counting of wheat spike based on DMseg-Count by Hecang Zang, Yilong Peng, Meng Zhou, Guoqiang Li, Guoqing Zheng, Hualei Shen

    Published 2024-11-01
    “…Finally, the total loss function was constructed to optimize the model. The test results showed that the mean absolute error (MAE) and root mean square error (RMSE) of the proposed DMseg-Count model were 5.79 and 7.54, respectively, which were 9.76 and 10.91 higher than the standard distribution matching for crowd counting (DM-Count) model. …”
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  9. 27549

    Forecasting Different Types of Droughts Simultaneously Using Multivariate Standardized Precipitation Index (MSPI), MLP Neural Network, and Imperialistic Competitive Algorithm (ICA) by Pouya Aghelpour, Vahid Varshavian

    Published 2021-01-01
    “…The hybrid MLP-ICA shows stronger prediction results than the simple MLP model in all comparisons. The ICA optimizer could averagely improve MLP’s accuracy by 28.5%, which is a significant improvement. …”
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  10. 27550

    Gender and melanoma subtype‐based prognostic implications of MUC16 and TTN co‐occurrent mutations in melanoma: A retrospective multi‐study analysis by Nilesh Kodali, Simona Alomary, Abhijit Bhattaru, Ahmed Eldaboush, Robert A. Schwartz, Shari R. Lipner

    Published 2024-09-01
    “…Comprehensive genetic profiling in melanoma patients may facilitate personalized treatment strategies to optimize patient outcomes.…”
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  11. 27551

    Unlocking the Potential of Cecostomies: A Valuable Lifesaving Procedure in Emergency Surgery for Colonic Obstructions by Constantin Popazu, Alexandra Toma, Daniela Mihalache, Oana-Monica Duca, Dorel Firescu, Dragoș F. Voicu

    Published 2025-01-01
    “…Further comparative research is suggested to optimize the selection criteria, providing a strong, clinically oriented conclusion. …”
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  12. 27552

    Risk Factors for Single and Multiple Recurrences for Endoscopic Retrograde Cholangiopancreatography and Open Choledochotomy in Treating Choledocholithiasis by Yao Wu, Ying Zhang, Xiao Meng Jiang, Chen Jing Xu, Yan Yan Wang, Jin Yuan Gu, Yi Li, Shun Fu Xu

    Published 2023-01-01
    “…ERCP is still the preferred surgical method based on the advantages of low risk of cholangitis recurrence, less hospital stay, minimally invasive surgery, fewer postoperative complications, and easier acceptance by elderly patients. In addition to optimizing the treatment plans, postoperative lifestyle management is also vital.…”
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  13. 27553

    Efficacy and safety of anti-thrombotic therapy after surgical mitral valve repair: a scoping review by Jian Ye, Jenny Chen, Hazal Ece Babadagli, Ricky Turgeon, Erica HZ Wang

    Published 2025-01-01
    “…Background Mitral valve repair (MVr) is the gold standard treatment for degenerative mitral regurgitation, yet there is ongoing controversy regarding optimal anti-thrombotic therapy post-MVr. This scoping review aimed to summarise current evidence on the safety and efficacy of anti-thrombotic therapy after MVr, identify knowledge gaps and propose a future study design.Methods We searched MEDLINE, Embase, Cochrane Central Register of Controlled Trials, Clinicaltrials.gov, the WHO International Clinical Trials Registry Platform and bibliographies of included trials, guidelines and other reviews from inception to 17 September 2024. …”
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  14. 27554

    Numerical simulation study on the influence of bend diameter rate on the flow characteristics of nature gas hydrate particles by Yongchao Rao, Yunxiao Wang, Shuli Wang, Zijia Gong, Chenglong Zhang

    Published 2024-12-01
    “…There is very important to study the flow law of hydrate particles in the bend pipe, and pipeline design will be optimized. In addition, the efficiency and safety of pipeline gas transmission will be improved. …”
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  15. 27555

    Pulsed Light Accelerated Crosslinking versus Continuous Light Accelerated Crosslinking: One-Year Results by Cosimo Mazzotta, Claudio Traversi, Anna Lucia Paradiso, Maria Eugenia Latronico, Miguel Rechichi

    Published 2014-01-01
    “…Pulsed light treatment optimized intraoperative oxygen availability improving postoperative functional outcomes compared with continuous light treatment.…”
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  16. 27556

    Predictive value of integrated pulmonary index for the outcome of ventilator withdrawal failure in elderly patients with hypoxic respiratory failure by Nan Wu, Jin Liu, Xianrong Feng

    Published 2025-01-01
    “…ROC curves showed that the AUC was 0.820 [95% CI: 0.719-0.920, P<0.001] , the sensitivity was 70.3%, the specificity was 82.6%, the maximum Youden index was 0.529, and the optimal cut-off value for IPI score was 4.77 scores. …”
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  17. 27557

    Microwave coprocessing of modafinil with Gelucire®: Thermal and compression characteristics by Derar Omari, Assayed Sallam, Iyad Rashid, Shereen M. Assaf, Faisal Akayleh, Khaldoun A. Al-Sou′od

    Published 2025-01-01
    “…Compressibility and compactibility studies demonstrated optimal performance at low Gelucire® content, with microwave-treated complexes exhibiting superior properties to untreated mixtures. …”
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  18. 27558

    Antioxidant protective effect of Nelumbo nucifera extract against spermatogenic cells in male mice due to 2-methoxyethanol exposure by Badriatul Musyarofah, Putri Ayu Ika Setiyowati, Angella Ananda Syaputra, Amelia Kartika Reza, Yunita Ainul Khasanah, Rofiatun Solekha

    Published 2024-05-01
    “…The results showed that there was a significant difference (p < 0.05) in number of spermatogenic cells of mice testicles between the negative group (KN), positive group (KP) and treatment group (P1, P2, P3). The optimal dose of N. nucifera extract that is most able to repair testicular tissue damage is a high dose.…”
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  19. 27559

    The Effect of Infiltration Temperature on the Microstructure and Magnetic Levitation Force of Single-Domain YBa<sub>2</sub>Cu<sub>3</sub>O<sub>7-x</sub> Bulk Superconductors Grown... by Nuerseman Maimaiti, Abulizi Abulaiti, Wanmin Yang

    Published 2024-12-01
    “…In the present study, to overcome the temperature limitations of the heat treatment process, the optimized Y<sub>2</sub>O<sub>3</sub> +011 IG (011 refers to BaCuO<sub>2</sub> powder) method was employed to fabricate a group of single-domain Y-123 bulks with a high-temperature infiltration (1000–1300 °C). …”
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  20. 27560

    Optimising metallic coatings strategies for enhanced surface performance of bioresorbable polymeric stents by Ana M. Sousa, Ana M. Amaro, Ana P. Piedade

    Published 2025-01-01
    “…Overall, Zn films, particularly those produced at 0.4 Pa, emerge as optimal coatings for coronary stents, considering the results of the thorough experimental and numerical simulation characterisations.…”
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