Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Generalization, Discrimination, and Extinction01:24

Generalization, Discrimination, and Extinction

493
Generalization, discrimination, and extinction are key concepts in operant conditioning that influence how behaviors are learned and maintained.
Generalization occurs when a behavior reinforced in one context is performed in similar situations. For instance, a student who studies diligently for calculus and receives excellent grades might apply the same study habits to psychology and history, expecting similar results. Generalization shows how learning in one setting can influence behavior in...
493
Associative Learning01:27

Associative Learning

318
Associative learning is a fundamental concept in behavioral psychology, wherein a connection is established between two stimuli or events, leading to a learned response. This process is critical in understanding how behaviors are acquired and modified. Conditioning, the mechanism through which associations are formed, can be divided into two main types: classical conditioning and operant conditioning, each elucidating different aspects of associative learning.
Classical conditioning, also known...
318
Improving Translational Accuracy02:07

Improving Translational Accuracy

9.5K
Base complementarity between the three base pairs of mRNA codon and the tRNA anticodon is not a failsafe mechanism. Inaccuracies can range from a single mismatch to no correct base pairing at all. The free energy difference between the correct and nearly correct base pairs can be as small as 3 kcal/ mol. With complementarity being the only proofreading step, the estimated error frequency would be one wrong amino acid in every 100 amino acids incorporated. However, error frequencies observed in...
9.5K
Reducing Line Loss01:18

Reducing Line Loss

150
In a three-phase circuit, line loss is an indicator of energy dissipated as heat due to the resistance of transmission lines. To address this, incorporating transformers into the system—a step-up transformer at the source and a step-down transformer at the load—is a strategic solution. Two three-phase transformers are introduced to improve this.
With a step-up transformer at the source, the voltage is increased, thereby reducing the current in the transmission lines since power loss...
150
Multi-input and Multi-variable systems01:22

Multi-input and Multi-variable systems

105
Cruise control systems in cars are designed as multi-input systems to maintain a driver's desired speed while compensating for external disturbances such as changes in terrain. The block diagram for a cruise control system typically includes two main inputs: the desired speed set by the driver and any external disturbances, such as the incline of the road. By adjusting the engine throttle, the system maintains the vehicle's speed as close to the desired value as possible.
In the absence...
105
Information Processing Approach01:30

Information Processing Approach

32
The information-processing theory of cognitive development centers on fundamental mental processes, including attention, memory, and problem-solving skills. Researchers in this field examine how cognitive abilities, such as working memory, evolve and influence children's overall development. Studies indicate that children with stronger working memory tend to excel in reading comprehension, math, and problem-solving compared to peers with less efficient memory skills. Low working memory is...
32

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Development and validation of an explainable prediction model for post-stroke epilepsy in patients with ischaemic stroke following mechanical thrombectomy: a multicentre retrospective cohort study.

Stroke and vascular neurology·2026
Same author

LNGFR promoting osteogenic differentiation of ectomesenchyme stem cells via activation of GHR-JAK-STAT/IGF1 signaling pathway.

Stem cell research & therapy·2026
Same author

Research Progress on Engineering Low-Dielectric Polymer Resins.

ACS applied materials & interfaces·2026
Same author

Green circular design for unmodified lignin: solvent-free valorization into high-performance covalent adaptable networks.

Materials horizons·2025
Same author

Loss of SCRG1 in chondrocytes inhibits osteoarthritis by promoting autophagy activity in the temporomandibular joint through inhibition of neurokine receptors.

Journal of oral & facial pain and headache·2025
Same author

MaKAN-Mixer: Channel Interaction-Based Mamba Method for rPPG Extraction.

IEEE journal of biomedical and health informatics·2025

相关实验视频

Updated: Jun 15, 2025

Augmenting Large Language Models via Vector Embeddings to Improve Domain-Specific Responsiveness
03:14

Augmenting Large Language Models via Vector Embeddings to Improve Domain-Specific Responsiveness

Published on: December 6, 2024

525

域适应性降噪与代知识转移和风格概括学习学习的域名适应性降噪.

Yufei Tang1, Tianling Lyu2, Haoyang Jin1

  • 1School of Biomedical Engineering (Suzhou), Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, 230026, China; Medical Imaging Department, Suzhou Institute of Biomedical Engineering and Technology, Chinese Academy of Sciences, Suzhou, 215163, China.

Medical image analysis
|August 27, 2024
PubMed
概括

这项研究引入了一个新的域适应降噪框架 (DANRF),以提高低剂量计算机断层扫描 (LDCT) 图像质量. DANRF有效地弥合了领域的差距,在现实世界临床环境中提高了染性能.

关键词:
域名适应性降噪 域名适应性降噪知识转移知识转移.最少发达国家和地区.风格概括学习学习的学习方式

更多相关视频

Measuring Statistical Learning Across Modalities and Domains in School-Aged Children Via an Online Platform and Neuroimaging Techniques
08:05

Measuring Statistical Learning Across Modalities and Domains in School-Aged Children Via an Online Platform and Neuroimaging Techniques

Published on: June 30, 2020

7.5K
Author Spotlight: Investigating the Impact of Emotional Prosodies on Voice Recognition and Perception
05:48

Author Spotlight: Investigating the Impact of Emotional Prosodies on Voice Recognition and Perception

Published on: August 9, 2024

1.4K

相关实验视频

Last Updated: Jun 15, 2025

Augmenting Large Language Models via Vector Embeddings to Improve Domain-Specific Responsiveness
03:14

Augmenting Large Language Models via Vector Embeddings to Improve Domain-Specific Responsiveness

Published on: December 6, 2024

525
Measuring Statistical Learning Across Modalities and Domains in School-Aged Children Via an Online Platform and Neuroimaging Techniques
08:05

Measuring Statistical Learning Across Modalities and Domains in School-Aged Children Via an Online Platform and Neuroimaging Techniques

Published on: June 30, 2020

7.5K
Author Spotlight: Investigating the Impact of Emotional Prosodies on Voice Recognition and Perception
05:48

Author Spotlight: Investigating the Impact of Emotional Prosodies on Voice Recognition and Perception

Published on: August 9, 2024

1.4K

科学领域:

  • 医疗成像医学成像
  • 计算机视觉 计算机视觉
  • 人工智能的人工智能

背景情况:

  • 低剂量计算机断层扫描 (LDCT) 拒绝面临的挑战是由于缺乏配对的训练数据和现实场景中的领域差距.
  • 被监督的方法与未配对的数据扎,而不受监督的方法通常会产生低于最佳的结果.
  • 现有的方法未能有效地利用监督和无监督学习的优势来消除LDCT的负面影响.

研究的目的:

  • 为有效的LDCT消除噪音提出一个新的域适应性降噪框架 (DANRF).
  • 通过整合知识转移和风格概括来解决领域差距问题.
  • 在实际成像场景中改进LDCT无色化性能.

主要方法:

  • 开发了一个域自适应降噪框架 (DANRF),集成知识转移和风格概括.
  • 采用代知识转移与知识蒸,使用未标记的目标数据和预训练的源模型.
  • 引入了一个平均教师机制,用于源模型的适应和数据集多样性的代风格概括.

主要成果:

  • 拟议的DANRF模型在多源LDCT图像处理任务中证明了可行性和有效性.
  • 对多源数据集的实验证实了该模型能够弥合域间的差距.
  • 结合监督和无监督学习的混合方法显著改善了表现.

结论:

  • DANRF模型提供了一个强大的解决方案,用于实际的低剂量CT成像,通过有效地解决域差距.
  • 该框架的混合性质结合了监督和无监督学习的优势,以实现更高层次的教育.
  • DANRF非常适合临床应用,提高低剂量CT图像的质量.