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

One-Compartment Open Model: Wagner-Nelson and Loo Riegelman Method for ka Estimation01:24

One-Compartment Open Model: Wagner-Nelson and Loo Riegelman Method for ka Estimation

295
This lesson introduces two critical methods in pharmacokinetics, the Wagner-Nelson and Loo-Riegelman methods, used for estimating the absorption rate constant (ka) for drugs administered via non-intravenous routes. The Wagner-Nelson method relates ka to the plasma concentration derived from the slope of a semilog percent unabsorbed time plot. However, it is limited to drugs with one-compartment kinetics and can be impacted by factors like gastrointestinal motility or enzymatic degradation.
On...
295
Classification of Systems-II01:31

Classification of Systems-II

132
Continuous-time systems have continuous input and output signals, with time measured continuously. These systems are generally defined by differential or algebraic equations. For instance, in an RC circuit, the relationship between input and output voltage is expressed through a differential equation derived from Ohm's law and the capacitor relation,
132
Classification of Systems-I01:26

Classification of Systems-I

164
Linearity is a system property characterized by a direct input-output relationship, combining homogeneity and additivity.
Homogeneity dictates that if an input x(t) is multiplied by a constant c, the output y(t) is multiplied by the same constant. Mathematically, this is expressed as:
164
Aggregates Classification01:29

Aggregates Classification

295
Aggregate classification is generally based on its size, petrographic characteristics, weight, and source. Size classification ranges from coarse to fine aggregates, defined by the size of the particles. Coarse aggregates are particles that do not pass through ASTM sieve No. 4, and aggregates that pass through the sieve are fine aggregates.
Petrographic classification groups aggregates based on common mineralogical characteristics. Some of the common mineral groups found in aggregates are...
295
Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving01:29

Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving

37
Mechanistic models play a crucial role in algorithms for numerical problem-solving, particularly in nonlinear mixed effects modeling (NMEM). These models aim to minimize specific objective functions by evaluating various parameter estimates, leading to the development of systematic algorithms. In some cases, linearization techniques approximate the model using linear equations.
In individual population analyses, different algorithms are employed, such as Cauchy's method, which uses a...
37

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

[Drying kinetics and quality changes of Polygonati Rhizoma processed by nine cycles of steaming and sun-drying under different drying temperatures based on LF-NMR/MRI].

Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica·2026
Same author

General Photo-Driven Chemoselective and Rapid Hydropentafluorosulfanylation of Alkenes via an Orchestrated Radical Chain Process.

Journal of the American Chemical Society·2025
Same author

Modeling the decarburization of expansion droplets based on the solid phase ratio of slag and data fitting during BOF steelmaking process.

Scientific reports·2025
Same author

Biomimetic Self-Maturation Mineralization System for Enamel Repair.

Advanced materials (Deerfield Beach, Fla.)·2024
Same author

Ultrasound-Guided Nerve Hydrodissection With 5% Dextrose 4 Weeks After Steroid Injection in Treatment of Carpal Tunnel Syndrome: A Retrospective Study.

Frontiers in neurology·2022
Same author

Gas chromatographic-ion mobility spectrometry combined with a multivariate analysis model exploring the characteristic changes of odor components during the processing of black sesame.

Analytical methods : advancing methods and applications·2020
Same journal

Correction: A method for supervoxel-wise association studies of age and other non-imaging variables from coronary computed tomography angiograms.

Scientific reports·2026
Same journal

Poly(bromophenol blue)/CoSn(OH)<sub>6</sub> cubic particles modified pencil graphite electrode for electrochemical determination of diphenhydramine.

Scientific reports·2026
Same journal

Dietary Chlorella, Spirulina, and acidifier modulate jejunal cytokine-related gene expression in broiler chickens.

Scientific reports·2026
Same journal

Perceived physical activity barriers in university students: associations with fatigue and eating behaviours.

Scientific reports·2026
Same journal

Refuge limitation structures habitat use in agricultural landscapes: evidence from Sunda pangolins.

Scientific reports·2026
Same journal

Lightweight stateless transaction verification with outsourced witness updates for UTXO blockchains.

Scientific reports·2026
查看所有相关文章

相关实验视频

Updated: May 21, 2025

Two-way Valorization of Blast Furnace Slag: Synthesis of Precipitated Calcium Carbonate and Zeolitic Heavy Metal Adsorbent
11:14

Two-way Valorization of Blast Furnace Slag: Synthesis of Precipitated Calcium Carbonate and Zeolitic Heavy Metal Adsorbent

Published on: February 21, 2017

12.3K

使用改进的鱼优化算法和分类增强,预测多个渣系统中的CaO活性.

Zi-Cheng Xin1,2, Jiang-Shan Zhang3, Qing Liu4

  • 1State Key Laboratory of Advanced Metallurgy, University of Science and Technology Beijing, Beijing, 100083, China.

Scientific reports
|March 20, 2025
PubMed
概括
此摘要是机器生成的。

这项研究引入了一种新型模型,使用改进的鱼优化算法 (IWOA) 和分类提升 (CatBoost) 来准确预测渣成分活性 (a(CaO)). IWOA-CatBoost模型显著优于现有的热力学属性分析方法.

关键词:
a(CaO) 是一个有氧化物.显而易见的提升.实际上,事实是明智的.改进了鱼优化算法.离子和分子共存理论多重废渣系统多种废渣系统

更多相关视频

Operation of a 25 KWth Calcium Looping Pilot-plant with High Oxygen Concentrations in the Calciner
06:34

Operation of a 25 KWth Calcium Looping Pilot-plant with High Oxygen Concentrations in the Calciner

Published on: October 25, 2017

7.8K
Surrogate Model Development for Digital Experiments in Welding
09:17

Surrogate Model Development for Digital Experiments in Welding

Published on: March 28, 2025

625

相关实验视频

Last Updated: May 21, 2025

Two-way Valorization of Blast Furnace Slag: Synthesis of Precipitated Calcium Carbonate and Zeolitic Heavy Metal Adsorbent
11:14

Two-way Valorization of Blast Furnace Slag: Synthesis of Precipitated Calcium Carbonate and Zeolitic Heavy Metal Adsorbent

Published on: February 21, 2017

12.3K
Operation of a 25 KWth Calcium Looping Pilot-plant with High Oxygen Concentrations in the Calciner
06:34

Operation of a 25 KWth Calcium Looping Pilot-plant with High Oxygen Concentrations in the Calciner

Published on: October 25, 2017

7.8K
Surrogate Model Development for Digital Experiments in Welding
09:17

Surrogate Model Development for Digital Experiments in Welding

Published on: March 28, 2025

625

科学领域:

  • 金热力学是一种金属热力学.
  • 材料科学是一种材料科学.
  • 计算化学是一种计算化学.

背景情况:

  • 污泥成分活动对于理解热力学性质至关重要.
  • 精确预测活动对于金工艺过程至关重要.

研究的目的:

  • 开发一种可靠的模型,用于预测渣中氧化 (a(CaO)) 的活性.
  • 为了将模型的性能与既定方法进行比较.

主要方法:

  • 利用了一个改进的鱼优化算法 (IWOA) 与分类提升 (CatBoost) 集成.
  • 分析了渣渣成分 (w(CaO),w(SiO2),w(MgO),w(Al2O3)) 和温度对a(CaO) 的影响.

主要成果:

  • IWOA-CatBoost模型实现了高精度,其中R2 = 0.9200,RMSE = 0.0042和MAE = 0.0030.
  • 与Factsage,离子和分子共存理论以及GA-BPNN模型相比,表现出卓越的性能.
  • 确定了w(CaO) 作为最有影响力的变量,其次是w(SiO2),温度,w(MgO) 和w(Al2O3).

结论:

  • 开发的IWOA-CatBoost模型提供了一个非常准确的方法来预测a(CaO).
  • 这种方法在分析废渣的热力学特性方面取得了重大进展.
  • 该方法可适应预测其他渣成分活动和各种金应用.