Showing 221 - 240 results of 2,351 for search 'the diffusion efficiency', query time: 0.10s Refine Results
  1. 221

    Breast cancer detection based on histological images using fusion of diffusion model outputs by Younes Akbari, Faseela Abdullakutty, Somaya Al Maadeed, Ahmed Bouridane, Rifat Hamoudi

    Published 2025-07-01
    “…These segmented regions, combined with predicted noise from the diffusion model and original images, are processed through an EfficientNet-B0 network to extract enhanced features. …”
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  2. 222

    SADiff: Coronary Artery Segmentation in CT Angiography Using Spatial Attention and Diffusion Model by Ruoxuan Xu, Longhui Dai, Jianru Wang, Lei Zhang, Yuanquan Wang

    Published 2025-06-01
    “…This comprehensive evaluation demonstrates that SADiff provides a more efficient and versatile method for coronary segmentation and shows great potential for improving the diagnosis and treatment of CAD.…”
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  3. 223

    Hydroisomerization of n-dodecane on ZSM-48 with acid distribution modulation for high diffusion performance by Wei Zhang, Jiangnan Xiang, Yuting Wang, Mengxi Ma, Yan Wang, Bo Qin, Weijiong Dai, Binbin Fan, Jiajun Zheng, Ruifeng Li

    Published 2025-07-01
    “…Shortening the distribution depth of acid sites in the micropores does not significantly change the product distribution of n-dodecane monomethyl isomers but markedly suppresses the cracking reaction due to reduced diffusion limitation of olefinic intermediates. This enables efficient and selective hydroisomerization of long-chain n-alkanes.…”
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  4. 224

    Coupling Effects of Microstructure Characteristics on Stress Distribution for Pore-Scale Gas Diffusion Layers by Yushuai Sun, Pinliang Du, Miaoqi Bian, He Miao, Hao Hu, Liusheng Xiao

    Published 2025-03-01
    “…A gas diffusion layer (GDL) is an essential component for the efficient operation of proton exchange membrane fuel cells, requiring stable mechanical strength and uniform stress distribution to achieve higher durability. …”
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  5. 225

    Denoising diffusion probabilistic models for addressing data limitations in chest X-ray classification by Evi M.C. Huijben, Josien P.W. Pluim, Maureen A.J.M. van Eijnatten

    Published 2024-01-01
    “…To address these challenges, there has been a growing interest in the use of deep generative models to create synthetic training data, with denoising diffusion probabilistic models (DDPMs) recently gaining attention for their ability to produce realistic and high-quality images. …”
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  6. 226

    SGM-EMA: Speech Enhancement Method Score-Based Diffusion Model and EMA Mechanism by Yuezhou Wu, Zhiri Li, Hua Huang

    Published 2025-05-01
    “…This paper proposes a U-Net architecture using a score-based diffusion model and an efficient multi-scale attention mechanism (EMA) for the speech enhancement task. …”
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  7. 227

    CrackdiffNet: A Novel Diffusion Model for Crack Segmentation and Scale-Based Analysis by Yunlong Song, Yumeng Su, Shiying Zhang, Ruilin Wang, Youling Yu, Weiping Zhang, Qi Zhang

    Published 2025-05-01
    “…This paper introduces a novel semantic diffusion model capable of generating synthetic crack images from segmentation masks. …”
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  8. 228

    Constraining Anisotropic Diffusion between Geminga and Earth with the Cosmic-Ray Electron and Positron Spectrum by Junji Xia, Xiaojun Bi, Kun Fang, Siming Liu

    Published 2025-01-01
    “…In this scenario, the diffusion coefficient parallel to the mean field ( D _∥ ) can still be large, enabling electrons and positrons ( e ^± ) produced by Geminga to efficiently travel to Earth along the magnetic field lines, possibly resulting in a detectable e ^± flux. …”
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  9. 229

    Machine learning framework for investigating nano- and micro-scale particle diffusion in colonic mucus by Marco Tjakra, Kristína Lidayová, Christophe Avenel, Christel A.S. Bergström, Shakhawath Hossain

    Published 2025-08-01
    “…Abstract Biosimilar artificial mucus models that mimic native mucus facilitate efficient, lab-based drug diffusion studies, addressing the costly and challenging preclinical phase of drug development, especially for nano- and micro-scale particle-based colonic drug delivery. …”
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  10. 230

    Dynamically Tunable Multidimensional Feature Focusing and Diffusion Networks for Water Surface Debris Detection by Chong Zhang, Jie Yue, Jianglong Fu

    Published 2025-01-01
    “…Furthermore, a Focal-Diffuse Feature Pyramid Network (FD-FPN) was introduced to accurately capture and integrate key feature information through focused feature fusion techniques while utilizing cross-scale diffusion analysis to efficiently transfer and enhance feature information across different scales. …”
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  11. 231

    Groundwater electro-bioremediation via diffuse electro-conductive zones: A critical review by Federico Aulenta, Matteo Tucci, Carolina Cruz Viggi, Stefano Milia, Seyedmehdi Hosseini, Gianluigi Farru, Rajandrea Sethi, Carlo Bianco, Tiziana Tosco, Marios Ioannidis, Giulio Zanaroli, Riccardo Ruffo, Carlo Santoro, Ugo Marzocchi, Giorgio Cassiani, Luca Peruzzo

    Published 2025-01-01
    “…Upon transport and deposition onto soil grains, these particles create an electrically conductive zone that can be exploited to control and fine-tune the delivery of electron donors or acceptors over large distances, thereby driving the process more efficiently. Beyond extending the radius of influence of electrodes, these diffuse electro-conductive zones (DECZ) could also promote the development of syntrophic anaerobic communities that degrade contaminants via direct interspecies electron transfer (DIET). …”
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  12. 232

    Deep-learning based morphological segmentation of canine diffuse large B-cell lymphoma by Kenneth Ancheta, Androniki Psifidi, Andrew D. Yale, Sophie Le Calvez, Jonathan Williams

    Published 2025-08-01
    “…Diffuse large B-cell lymphoma is the most common type of non-Hodgkin lymphoma (NHL) in humans, accounting for about 30–40% of NHL cases worldwide. …”
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  13. 233

    TomaFDNet: A multiscale focused diffusion-based model for tomato disease detection by Rijun Wang, Rijun Wang, Yesheng Chen, Fulong Liang, Xiangwei Mou, Xiangwei Mou, Guanghao Zhang, Hao Jin

    Published 2025-04-01
    “…The model utilizes a multi-scale focus-diffusion network (MSFDNet) alongside an efficient parallel multi-scale convolutional module (EPMSC) to significantly enhance the extraction of multi-scale features. …”
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  14. 234

    Study on diffusion patterns of multi-component systems in porous media of carbonate gas storage by ZHANG Ruihan, HU Bo, PENG Xian, ZHANG Fei, WANG Yongchao, ZHAO Yulong

    Published 2025-08-01
    “…Gas storage, as a crucial component of the national energy reserve system, can effectively mitigate risks from fluctuations in international natural gas market prices and supply disruptions, ensuring stable gas supply for residential and industrial use, thereby serving as a robust safeguard for national energy security. For the safe and efficient operation of gas storage under multi-component, multi-cycle injection, and production conditions, accurately understanding the diffusion and flow patterns of mixed gases—working gas and cushion gas—in gas storage is essential. …”
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  15. 235

    Neural substrates of neuropsychological profiles in dystrophynopathies: A pilot study of diffusion tractography imaging. by Laura Biagi, Sara Lenzi, Emilio Cipriano, Simona Fiori, Paolo Bosco, Paola Cristofani, Guia Astrea, Antonella Pini, Giovanni Cioni, Eugenio Mercuri, Michela Tosetti, Roberta Battini

    Published 2021-01-01
    “…They were assessed using a neuropsychological assessment protocol including cognitive and executive functioning assessment and performed a 1.5T MRI brain exam including advance Diffusion Weighted Imaging (DWI) method for tractography. …”
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  16. 236

    Efficient Computation of Radiative Heat Recovery from Porous Ceramic Monoliths for Efficient Solar Thermochemical Fuel Production by Aniket S. Patankar, Xiao-Yu Wu, Wonjae Choi, Harry Tuller, Ahmed Ghoniem

    Published 2024-10-01
    “…We have previously presented a novel Reactor Train System (RTS) for significantly increasing the efficiency of STCH by employing heat recovery from the redox material and efficient gas exchange processes. …”
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  17. 237

    Propulsive Efficiency of Ridge/Inlet Configuration by Guoping Huang, Eiman B. Saheby, Anthony Hays

    Published 2018-01-01
    “…The design of highly integrated and submerged inlets with a large offset between the entrance and compressor face is particularly challenging because of the need for controlling or reducing the adverse effects of the boundary layer on propulsive efficiency. S-duct diffusers are used widely in flight vehicles when the compressor face needs to be hidden, and their performance is generally sensitive to the quality of ingested boundary layer from the fuselage. …”
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  18. 238

    Study on the coupling relationship between the concept diffusion of “digital economy” and development of regional digital economy by Yong Ma, Ying Liu, Yaqi Li

    Published 2025-07-01
    “…Among these, Shanghai had the highest average efficiency in the digital economy, while Heilongjiang had the lowest. (2)The diffusion of the “digital economy” concept and its development exhibit a coordinated relationship, with growth rates fluctuating significantly from 2013 to 2017. …”
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  19. 239

    Structural Optimization of Disk Diffusers Based on Radial Basis Functions and Multi-Island Genetic Algorithms by Mengchao Liu, Jianing Fan

    Published 2025-02-01
    “…To address the optimization of resistance reduction and efficiency enhancement for local components (specifically the supply outlets) in HVAC systems, this study focuses on the commonly used disk diffusers. …”
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  20. 240

    Crystalline Silicon Solar Cells with Thin Silicon Passivation Film Deposited prior to Phosphorous Diffusion by Ching-Tao Li, Fangchi Hsieh, Shi Yan, Cuifeng Wan, Yakun Liu, Jing Chen, Likarn Wang

    Published 2014-01-01
    “…The improvement in conversion efficiency is 0.4% absolute with respect to a-Si film passivated cells, that is, the cells with an a-Si film deposited on the front surface after phosphorus diffusion. …”
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