Showing 601 - 620 results of 634 for search '"fractal"', query time: 0.05s Refine Results
  1. 601

    Effects of filleting methods on composition, gelling properties and aroma profile of grass carp surimi by Liu Shi, Tao Yin, Qilin Huang, Juan You, Yang Hu, Dan Jia, Shanbai Xiong

    Published 2021-05-01
    “…The microstructure of all the surimi gels was compact and uniform, with fractal dimensions (Df) ranging from 2.81 to 2.85. …”
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  2. 602

    Impacts of coal fracture roughness and aperture on the seepage of injected water: An experimental study by Gang WANG, Xuechang CHEN, Hao CHEN, Qingming LONG, Yixin LIU

    Published 2025-01-01
    “…Results and ConclusionsThe results indicate that the roughness of a coal profile can be characterized using the surface height deviation (Ha), the maximum surface height (Hz), and the fractal dimension (Ds) of the 3D morphology. The seepage rate of coals decreased exponentially with an increase in Ha, Hz, and Ds. …”
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  3. 603

    Human development II: We Need an Integrated Theory for Matter, Life and Consciousness to Understand Life and Healing by Sören Ventegodt, Tyge Dahl Hermansen, Maj Lyck Nielsen, Birgitte Clausen, Joav Merrick

    Published 2006-01-01
    “…We suggest that life utilizes an unseen fine structure of the physical energy of the universe at a subparticular or quantum level to give information-directed self-organization; we give a first sketch of a possible fractal structure of the energy able to both contain and communicate biological information and carry individual and collective consciousness. …”
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  4. 604

    Correlation of cytokine storm with ocular fundus abnormalities in critically ill patients with severe viral pneumonia by Yun Yu, Yun-jiao Zhao, Qi-hang Zhou, Xiao-yin Zhou, Yu-qing Lan, Hai-jun Gong

    Published 2025-02-01
    “…Results: In the deceased group, the vascular fractal dimension (FD) and vessel density (VD) were lower and negatively correlated with interleukin 2 (IL-2), IL-8, IL-10, interferon (IFN)-α, IFN-γ, IL-1β, IL-12, and IL-6 but positively correlated with IL-5. …”
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  5. 605

    Effect of silane coupling agent on flexural properties of fiber-reinforced geopolymer-cemented aeolian sand by Shuai Pang, Jiaze Li, Mengjie Li, Changzhi Zhao, Henghui Fan, Xiangdong Zhang

    Published 2025-07-01
    “…In the three-point bending test, the maximum crack width reduced by 0.64 mm, the farthest crack extension decreased by 10.56 mm, the crack area shrank by 9.37 mm², and the crack fractal dimension decreased by 0.132. During the failure process, with increasing load, the displacement field of the specimens gradually evolved from uniform deformation to localized non-uniformity. …”
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  6. 606

    Numerical simulation of fracture evolution behaviors in deep roadway surrounding rock containing discontinuous joints by Chengjun Hu, Gang Song, Jiyu Wang, Baofu Zhao, Zhengya Tao, Fan Wen, Bo Meng

    Published 2025-01-01
    “…To explore the internal bearing characteristics and fracture evolution laws of discontinuous jointed rock mass in deep roadways, the −600 m main roadway in Xin ’an Coal Mine was used as the research background. The fracture fractal dimension D was employed to characterize the joint density, and an intermittent jointed roadway model, both without support and with anchor cable support, was modeled using the particle flow software PFC2D. …”
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  7. 607

    Electric sampling of soot particles in spreading non-premixed flames: methodology and influence of gravity by Li, Yutao, Bordino, Antoine, Guibaud, Augustin, Montero, David, Citerne, Jean-Marie, Consalvi, Jean-Louis, Torero, Jose, Legros, Guillaume

    Published 2023-05-01
    “…Density, soot particle projected area, radius of gyration, fractal dimension, and primary particle size are extracted and the influence of gravity is investigated with the evolution of these morphological properties within the flame. …”
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  8. 608

    Optimizing AI models to predict esophageal squamous cell carcinoma risk by incorporating small datasets of soft palate images by Kotaro Waki, Katsuya Nagaoka, Keishi Okubo, Masato Kiyama, Ryosuke Gushima, Kento Ohno, Munenori Honda, Akira Yamasaki, Kenshi Matsuno, Yoki Furuta, Hideaki Miyamoto, Hideaki Naoe, Motoki Amagasaki, Yasuhito Tanaka

    Published 2025-02-01
    “…The Bilinear convolutional neural network (CNN) model (especially when pre-trained on fractal images) demonstrated diagnostic precision that was comparable to or better than other models for distinguishing between high-risk and non-high-risk groups. …”
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  9. 609

    Relationship between Tectonism and Composition and Pore Characteristics of Shale Reservoirs by Fuhua Shang, Yanming Zhu, Haitao Gao, Yang Wang, Ruiyin Liu

    Published 2020-01-01
    “…Shale samples with strong deformation have a smaller mesopore volume; but due to the presence of organic-clay aggregates, a larger mesopore-specific surface area embarks on these samples. According to fractal dimension calculations, it is found that in strong deformed shale, more multiple dimensions of the pore system tend to represent rougher pore surfaces and more irregular shapes. …”
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  10. 610

    Evaluation of Changes in Macular Perfusion Detected by Optical Coherence Tomography Angiography following 3 Intravitreal Monthly Bevacizumab Injections for Diabetic Macular Edema i... by Ayman G. Elnahry, Ahmed A. Abdel-Kader, Karim A. Raafat, Khaled Elrakhawy

    Published 2020-01-01
    “…Pretreatment and posttreatment OCTA images were automatically aligned using a commercially available retina alignment software (i2k Align Retina software); then the fractal dimension (FD), vascular density (VD), and skeleton VD changes were obtained at the full retinal thickness (Full) and superficial (SCP) and deep (DCP) capillary plexuses after processing images using a semiautomated program. …”
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  11. 611

    Generalisation of EEG-Based Pain Biomarker Classification for Predicting Central Neuropathic Pain in Subacute Spinal Cord Injury by Keri Anderson, Sebastian Stein, Ho Suen, Mariel Purcell, Maurizio Belci, Euan McCaughey, Ronali McLean, Aye Khine, Aleksandra Vuckovic

    Published 2025-01-01
    “…EEG features were extracted based on either band power or Higuchi fractal dimension (HFD). Three levels of generalisability were tested: (1) classification PDP vs. …”
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  12. 612

    Fractional-order PID feedback synthesis controller including some external influences on insulin and glucose monitoring by Kottakkaran Sooppy Nisar, Muhammad Farman, Khadija Jamil, Saba Jamil, Evren Hincal

    Published 2025-02-01
    “…Numerical simulations to explore which is done by solutions with a two-step Lagrange polynomial for generalized Mittag Leffler kernel showed that prolonged and severe hyperglycemia was caused by regular release of adrenaline into the blood at different fractional order values and fractal dimensions by changing initial values for normal and diabetes patients. …”
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  13. 613

    Dynamic Characteristics and Mechanism of the Saturated Compacted Loess under Freeze-Thaw Cycles by Qian Wang, Fuqiang Liu, Xiumei Zhong, Zhongnan Gao, Shouyun Liang, Yuxin Liang

    Published 2021-01-01
    “…The pore and particle fractal dimensions continue to decrease. The probability of entropy increases first and then decreases. …”
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  14. 614

    Pore Structure Alteration Characteristics of Different Mineralogical Composition Shale during Shale-Fracturing Fluid Physical-Chemical Interactions by Zepeng Sun, Yongli Wang, Zhifu Wei, Yue Ni, Baoxiang Wu, Jing Li, Wenhua Fan, Gailing Wang, Yunxiao Li

    Published 2019-01-01
    “…For YY shale, the specific surface area, total pore volume, and porosity increased after the reaction, whereas an opposite trend was observed in the GZ shale. Moreover, the fractal dimension analysis illustrated that the pore surface became less rough and the pore structure became more complex in the YY shale, whereas the degree of pore surface roughness and pore structure complexity of the GZ shale was reduced. …”
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  15. 615

    Evaluation of Expanded Clay and Tuff as Lightweight Agents in Concrete Stabilized with Nopal Mucilage and Aloe Vera by Daniel Mendoza-Goden, Rocio Rafaela Gallegos-Villela, Pedro Flores-Becerra, Josue Francisco Perez-Sanchez, Edgardo Jonathan Suarez-Dominguez, Arturo Palacio-Perez

    Published 2024-12-01
    “…To assess their performance, a series of physical tests (bulk density, water absorption, and slump), mechanical tests (compressive strength), and thermal characterizations (conductivity, heat capacity, and resistivity) were conducted. Fractal analysis was employed to evaluate the structural complexity of the mixtures. …”
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  16. 616

    Effect of Reforestation Tree Species on the Distribution and Stability of Purple Soil Aggregates by ZHONG Yujian, HE Feng, HAN Guangzhong, ZHAO Xia, YANG Fan

    Published 2024-12-01
    “…Conversely, the destruction rate (PAD0.25) and fractal dimension (PSD) decreased by 15.41%~75.09% and 1.65%~9.20%, respectively. …”
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  17. 617

    Research on ultrasonic testing method for tangential contact stress based on equivalent medium theory by Nana Niu, Yongsheng Zhao, Zhifeng Liu, Ying Li, Lele Liu

    Published 2025-01-01
    “…A virtual material model of rough contact interface based on fractal theory is established to explore the coupling relationship between the propagation speed of ultrasonic critical refracted longitudinal waves, the tested object’s material parameters, and stress. …”
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  18. 618

    A New Model for Predicting Flow in Fractured-Vuggy Carbonate Reservoirs under Pseudosteady State Condition by Nai Cao, Gang Lei, Yuan Su, Hong Li, Jiali Zhang, Ci Zhang

    Published 2021-01-01
    “…Moreover, the roughness morphology characteristics of fracture surface were taken into account with fractal theory. Finally, with our derived model, influences caused by various related factors on productivity were analyzed. …”
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  19. 619

    Recent Developments to the ANSWERS® Monte Carlo Codes MONK® and MCBEND® by Fildes Jessica, Richards Simon, Bird Adam, Cox Andrew, Fry Timothy, Hanlon David, Jones Brian, Long David, Tantillo Francesco, Wright George, Hiles Richard

    Published 2024-01-01
    “…IGES-formatted CAD geometries may be imported into MONK and MCBEND and approximated as a set of triangular surface polygons in a new Fractal Geometry body. The new IGES import feature additionally offers dedicated particle tracking routines that process the model geometry within the IGES file exactly, allowing the geometry to be used in MONK and MCBEND with no approximation. …”
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  20. 620

    Ultrasound super-resolution imaging for non-invasive assessment of microvessel in prostate lesion by Xin Huang, Huarong Ye, Yugang Hu, Yumeng Lei, Yi Tian, Xingyue Huang, Jun Zhang, Yao Zhang, Bin Gui, Qianhui Liu, Ge Zhang, Qing Deng

    Published 2025-01-01
    “…US SRI parameters: microvessel density (MVD), microvessel diameter (D), microvessel velocity (V), microvessel tortuosity (T), and fractal number (FN), were analyzed and compared between prostate benign and malignant lesion. …”
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