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Showing 1-20 of 10,000 results
  1. Robust conductive skin hydrogel e-skin constructed by top–down strategy for motion-monitoring

    The construction of biomass-based conductive hydrogel e-skins with high mechanical properties is the research hotspot and difficulty in the field of...

    Jiachang Liu, **n Fan, ... Haibin Gu in Collagen and Leather
    Article Open access 31 May 2023
  2. A top-down strategy for amorphization of hydroxyl compounds for electrocatalytic oxygen evolution

    Amorphous materials have attracted increasing attention in diverse fields due to their unique properties, yet their controllable fabrications still...

    Shangheng Liu, Shize Geng, ... **aoqing Huang in Nature Communications
    Article Open access 04 March 2022
  3. A top-down strategy to realize the synthesis of small-sized L10-platinum-based intermetallic compounds for selective hydrogenation

    The synthesis of Pt-based nanoparticles (NPs) with ultrasmall feature and tailored structure is of great importance for catalysis yet challenging. In...

    Yu **, Guomian Ren, ... Jianmei Lu in Nano Research
    Article 15 July 2022
  4. Top-down Text-Level Discourse Rhetorical Structure Parsing with Bidirectional Representation Learning

    Early studies on discourse rhetorical structure parsing mainly adopt bottom-up approaches, limiting the parsing process to local information....

    Long-Yin Zhang, **n Tan, ... Guo-Dong Zhou in Journal of Computer Science and Technology
    Article 30 September 2023
  5. A qualified defense of top-down approaches in machine ethics

    This paper concerns top-down approaches in machine ethics. It is divided into three main parts. First, I briefly describe top-down design approaches,...

    Tyler Cook in AI & SOCIETY
    Article 18 December 2023
  6. Top-Down Processing of Nanocellulose Materials

    This chapter discusses the top-downTop down processing of nanocelluloseNanocellulose materials and their potential applicationsApplication in various...
    Chaoji Chen, Wentao Gan, Qinqin **a in Emerging Nanotechnologies in Nanocellulose
    Chapter 2023
  7. China’s AI Approach: A Top-Down Nationally Concerted Strategy?

    This chapter studies the characterization of China’s AI strategy and its domestic contestation. China’s open ambition of becoming a global AI...
    Chapter 2022
  8. Behavior-relevant top-down cross-modal predictions in mouse neocortex

    Animals adapt to a constantly changing world by predicting their environment and the consequences of their actions. The predictive coding hypothesis...

    Shuting Han, Fritjof Helmchen in Nature Neuroscience
    Article 04 January 2024
  9. Progress in Top-Down LC-MS Analysis of Antibodies: Review

    Antibodies are large heterogenous proteins due to post-translational modifications, including glycosylation. Structural analysis of antibodies by...

    Jiwon You, Hae-Min Park in Biotechnology and Bioprocess Engineering
    Article 01 February 2023
  10. Densely nested top-down flows for salient object detection

    With the goal of identifying pixel-wise salient object regions from each input image, salient object detection (SOD) has been receiving great...

    Chaowei Fang, Haibin Tian, ... Junwei Han in Science China Information Sciences
    Article 18 July 2022
  11. Neural substrates of top-down processing during perceptual duration-based timing and beat-based timing

    Temporal context is a crucial factor in timing. Previous studies have revealed that the timing of regular stimuli, such as isochronous beats or...

    Mitsuki Niida, Yusuke Haruki, ... Kenji Ogawa in Experimental Brain Research
    Article 19 July 2023
  12. Top-down knowledge surpasses selection history in influencing attentional guidance

    Visual attention is influenced by the characteristics of the stimuli (bottom-up), their task relevance (top-down), and prior experience (e.g.,...

    Markus Grüner, Florian Goller, Ulrich Ansorge in Attention, Perception, & Psychophysics
    Article Open access 24 January 2023
  13. Integrated effects of top-down attention and statistical learning during visual search: An EEG study

    The present study aims to investigate how the competition between visual elements is solved by top-down and/or statistical learning (SL) attentional...

    Carola Dolci, C. Nico Boehler, ... Einat Rashal in Attention, Perception, & Psychophysics
    Article Open access 01 June 2023
  14. Top-down control of flight by a non-canonical cortico-amygdala pathway

    Survival requires the selection of appropriate behaviour in response to threats, and dysregulated defensive reactions are associated with psychiatric...

    Chandrashekhar D. Borkar, Claire E. Stelly, ... Jonathan P. Fadok in Nature
    Article 17 January 2024
  15. Top-down and bottom-up effects modulate species co-existence in a context of top predator restoration

    Mesopredators abundance is often limited by top-order predators and also by key food resources. However, the contribution of these bidirectional...

    Tamara Burgos, Javier Salesa, ... Emilio Virgós in Scientific Reports
    Article Open access 13 March 2023
  16. Standing Litter Modifies Top-Down Effects of Large Herbivores on a Grassland Plant Community

    Large herbivores can exert pronounced top-down effects on plant communities in grassland ecosystems. Previous studies highlighted the importance of...

    Zhongnan Wang, Zhiwei Zhong, ... **aofei Li in Ecosystems
    Article 07 August 2023
  17. A preliminary exploration into top-down and bottom-up deep-learning approaches to localising neuro-interventional point targets in volumetric MRI

    Purpose

    Point localisation is a critical aspect of many interventional planning procedures, specifically representing anatomical regions of interest...

    Enora Giffard, Pierre Jannin, John S. H. Baxter in International Journal of Computer Assisted Radiology and Surgery
    Article 10 October 2023
  18. Top-down control on major groups of global marine diazotrophs

    Dinitrogen (N 2 ) fixed by a group of prokaryotes (diazotrophs) is the dominant process adding bioavailable nitrogen into the ocean. Although it has...

    Hua Wang, Ya-Wei Luo in Acta Oceanologica Sinica
    Article 18 July 2022
  19. Improved top-down attention phasmatodea population spiking neural network based multi crop recommendation framework

    Modern agriculture refers to the contemporary practices, technologies and methods used in food production to meet the growing global demand for...

    Chetan R, D. V. Ashoka, Ajay Prakash B in Multimedia Tools and Applications
    Article 27 April 2024
  20. Which Rhythms Reflect Bottom-Up and Top-Down Processing?

    Top-down processing is how the mind uses our expectations, attentional focus, and other cognitive variables to adaptively influence bottom-up sensory...
    Yihan **ong, Pascal Fries, André M. Bastos in Intracranial EEG
    Chapter 2023