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

Categories of Equilibrium01:30

Categories of Equilibrium

5.6K
Equilibrium is a crucial concept in physics, enabling us to understand how forces interact with bodies to produce no or constant motion. In two-dimensional equilibrium, force systems can be classified into different categories based on their characteristics.
One of the categories of equilibrium is collinear equilibrium, which involves forces acting along a straight line. This type of equilibrium requires only one force equation in the direction of the forces, as the other equations are...
5.6K
Drug Classes and Categories01:25

Drug Classes and Categories

3.1K
Drugs can be classified according to their chemical composition or their intended therapeutic application. For instance, anti-infective agents that possess the ability to eliminate pathogens or suppress their growth and reproduction can be grouped based on the organisms they target or their chemical structure. Furthermore, drugs can be divided into prescription, nonprescription, or controlled substances. Prescription medications, such as antibiotics, require oversight from a licensed healthcare...
3.1K
Framing Effects03:26

Framing Effects

7.9K
Information is everywhere and its presentation—such as how and when items are presented—can impact our perceptions and decisions surrounding the info. This broad concept umbrellas framing effects—influences that occur due to the way information is framed in its appearance, whether it’s purely the order or the specific wording of a message. Let’s take a look at numerous ways in which two versions of something can objectively say the same thing, yet we respond in...
7.9K
Effects of EDTA on End-Point Detection Methods01:18

Effects of EDTA on End-Point Detection Methods

663
Different methods, such as visual observance of metal-ion indicators, spectroscopic techniques, and potentiometric methods, can determine the endpoint of an EDTA titration.
In the visual method, metal-ion indicators (metallochromic dyes), which have distinct colors in their free and complex forms, are added to the mixture to signal the titration's end point. They form stable complexes with metal ions, but these complexes are weaker than the corresponding metal–EDTA complexes. As a...
663
Diversity of Archaea I01:30

Diversity of Archaea I

627
Archaea, a domain of single-celled microorganisms, are classified into five major phyla based on genetic and biochemical characteristics: Euryarchaeota, Crenarchaeota, Thaumarchaeota, Korarchaeota, and Nanoarchaeota. Among these, the phylum Euryarchaeota is notable for its remarkable diversity in morphology, metabolism, and ecological adaptations.Morphological and Metabolic DiversityMembers of Euryarchaeota exhibit a variety of cellular shapes, including rods and cocci. Their metabolic pathways...
627
Cell Diversity01:13

Cell Diversity

5.1K
The concept of a cell started with microscopic observations of dead cork tissue by Robert Hooke in 1665. Hooke coined the term "cell" based on the resemblance of the small subdivisions in the cork to the rooms that monks inhabited, called cells. About ten years later, Antonie van Leeuwenhoek became the first person to observe the living and moving cells under a microscope. In the century that followed, the theory that cells represented the basic unit of life developed.
Multicellular...
5.1K

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

Autosomal Dominant Tubulointerstitial Kidney Disease Clinical Trial Simulator: Case Reports of Model-Informed Drug Development.

CPT: pharmacometrics & systems pharmacology·2026
Same author

Offline and online coupled tensor factorization with knowledge graph.

PloS one·2025
Same author

Accurate semi-supervised automatic speech recognition for ordinary and characterized speeches via multi-hypotheses-based curriculum learning.

PloS one·2025
Same author

Threshold-based exploitation of noisy label in black-box unsupervised domain adaptation.

PloS one·2025
Same author

Aging-dependent dysregulation of EXOSC2 is maintained in cancer as a dependency.

bioRxiv : the preprint server for biology·2025
Same author

Accurate multi-behavior sequence-aware recommendation via graph convolution networks.

PloS one·2025

相关实验视频

Updated: Feb 1, 2026

Simple and Effective Administration and Visualization of Microparticles in the Circulatory System of Small Fishes Using Kidney Injection
13:28

Simple and Effective Administration and Visualization of Microparticles in the Circulatory System of Small Fishes Using Kidney Injection

Published on: June 17, 2018

8.8K

CatDive:一种简单而有效的方法,可以在顺序推中最大限度地提高类别的多样性.

Jaeri Lee1, Jongjin Kim1, U Kang1

  • 1Data Mining Lab, Seoul National University, South Korea.

PloS one
|January 30, 2026
PubMed
概括

我们介绍了CatDive,这是一种用于顺序推的新方法,可以增强类别多样性而不会影响准确性. 这种方法通过提供多样化的项目,同时保持高推质量,提高了用户满意度.

科学领域:

  • 计算机科学 计算机科学
  • 人工智能的人工智能
  • 机器学习 机器学习

背景情况:

  • 序列推系统往往缺乏类别多样性,导致重复的建议和减少用户满意度.
  • 在顺序推中,现有的类别多样化的方法通常会为了多样性而牺牲准确性.
  • 最大限度地提高类别的多样性对于用户推的新性和偶然性至关重要.

研究的目的:

  • 提出CatDive,一种在不牺牲准确性的情况下最大限度地提高序列推中的类别多样性的方法.
  • 通过提供更广泛的项目类别来提高用户满意度.
  • 建立一个新的最先进的分类多样化的顺序建议.

主要方法:

  • 在培训期间,CatDive使用多嵌入 (项目和类别嵌入) 集成类别信息.
  • 负采样优先考虑用户喜欢的类别,同时保持高可信度负值的准确性.
  • 一个重新排名阶段通过通过可调节的超参数来优先考虑代表性不足的类别来增强和控制类别多样性.

主要成果:

  • CatDive 在真实世界的数据集上实现了最先进的性能.
  • 与竞争对手相比,在类似的准确度水平上显示高达152.49%的更高类别多样性.
  • 在相似的类别多样性级别下,达到高达39.73%的更高准确度.

更多相关视频

A Simple and Effective Method to Consistently Isolate Mouse Cardiomyocytes
06:25

A Simple and Effective Method to Consistently Isolate Mouse Cardiomyocytes

Published on: November 11, 2022

4.0K
A Simple Method of Mouse Lung Intubation
07:06

A Simple Method of Mouse Lung Intubation

Published on: March 21, 2013

52.6K

相关实验视频

Last Updated: Feb 1, 2026

Simple and Effective Administration and Visualization of Microparticles in the Circulatory System of Small Fishes Using Kidney Injection
13:28

Simple and Effective Administration and Visualization of Microparticles in the Circulatory System of Small Fishes Using Kidney Injection

Published on: June 17, 2018

8.8K
A Simple and Effective Method to Consistently Isolate Mouse Cardiomyocytes
06:25

A Simple and Effective Method to Consistently Isolate Mouse Cardiomyocytes

Published on: November 11, 2022

4.0K
A Simple Method of Mouse Lung Intubation
07:06

A Simple Method of Mouse Lung Intubation

Published on: March 21, 2013

52.6K

结论:

  • CatDive有效地最大限度地提高了序列推中的类别多样性,而不会损失准确度.
  • 该方法提供了一个可调整的方法,以平衡准确性和多样性.
  • CatDive在个性化和多样化的推系统方面取得了重大进展.