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

Fast Fourier Transform01:10

Fast Fourier Transform

349
The Fast Fourier Transform (FFT) is a computational algorithm designed to compute the Discrete Fourier Transform (DFT) efficiently. By breaking down the calculations into smaller, manageable sections, the FFT significantly reduces the computational complexity involved. Direct computation of an N-point DFT requires N2 complex multiplications, whereas the FFT algorithm needs only (N/2)log⁡2N multiplications, offering a much faster performance.
The computational efficiency of the FFT becomes...
349
Three-Dimensional Microscopy in Microbiology01:28

Three-Dimensional Microscopy in Microbiology

48
Three-dimensional imaging techniques are essential in cell biology, allowing researchers to visualize intricate cellular structures with high resolution. Two prominent methods, Differential Interference Contrast Microscopy (DIC) and Confocal Scanning Laser Microscopy (CSLM), provide distinct advantages for imaging live and thick specimens, respectively.Differential Interference Contrast MicroscopyDIC microscopy enhances contrast in transparent, unstained samples by converting phase...
48
Three-Dimensional Force System01:30

Three-Dimensional Force System

2.0K
In mechanical engineering, a three-dimensional force system is a system of forces acting in three dimensions, with forces applied along the x, y, and z coordinate axes. The three-dimensional force system is an important concept in mechanical engineering, as it allows engineers to understand and analyze the behavior of objects and structures in three dimensions. By understanding the forces acting on a system, engineers can design more efficient and effective mechanical systems that can withstand...
2.0K
Three-Dimensional Force System:Problem Solving01:30

Three-Dimensional Force System:Problem Solving

674
A three-dimensional force system refers to a scenario in which three forces act simultaneously in three different directions. This type of problem is commonly encountered in physics and engineering, where it is necessary to calculate the resultant force on the system, which can then be used to predict or analyze the behavior of the object or structure under consideration.
To solve a three-dimensional force system, first resolve each force into its respective scalar components. Do this using...
674
Fast Decoupled and DC Powerflow01:24

Fast Decoupled and DC Powerflow

216
The fast decoupled power flow method addresses contingencies in power system operations, such as generator outages or transmission line failures. This method provides quick power flow solutions, essential for real-time system adjustments. Fast decoupled power flow algorithms simplify the Jacobian matrix by neglecting certain elements, leading to two sets of decoupled equations:
216

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

PDIA6-SCD1 Axis Rewires Lipid Metabolism to Drive Gastric Cancer Progression.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same author

CA9 targets ITGB1 to accelerate the progression of colorectal cancer by promoting the neutrophil extracellular traps formation.

Journal of translational medicine·2026
Same author

Nuclear KRT19 links the NF-κB-FSCN1 signaling to gastric cancer metastasis.

Communications biology·2026
Same author

Aptamer-Targeted PrPC Drives Colorectal Cancer Metastasis via a LYN-STAT3 Complex and Enables Liquid Biopsy Detection.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same author

Do I Have Your Attention Now? Supporting Attention in Dynamic Virtual Environments.

IEEE transactions on visualization and computer graphics·2026
Same author

Targeting the ODC1-YBX1 axis reverses gastric cancer chemoresistance via transcriptional control of SLC7A11-mediated ferroptosis.

Cell death discovery·2026

相关实验视频

Updated: Jul 12, 2025

High-resolution, High-speed, Three-dimensional Video Imaging with Digital Fringe Projection Techniques
11:34

High-resolution, High-speed, Three-dimensional Video Imaging with Digital Fringe Projection Techniques

Published on: December 3, 2013

15.7K

基于三维混乱系统的自适应性快速图像加密算法

Yiming Wang1, Xiangxin Leng1, Chenkai Zhang1

  • 1Electronic Engineering College, Heilongjiang University, Harbin 150080, China.

Entropy (Basel, Switzerland)
|October 28, 2023
PubMed
概括
此摘要是机器生成的。

开发了一种新的混乱系统和自适应图像加密算法,提供了增强的安全性和速度. 现场可编程网关阵列 (FPGA) 的实现进一步提高了安全数据传输的性能.

关键词:
在FPGA中,FPGA是指FPGA.适应性控制 适应性控制混乱的系统是一个混乱的系统.图像加密 图像加密安全分析安全分析.

更多相关视频

Three-Dimensional Imaging of Aortic Tissues in Atherosclerosis
09:55

Three-Dimensional Imaging of Aortic Tissues in Atherosclerosis

Published on: October 25, 2024

947
Detection of Architectural Distortion in Prior Mammograms via Analysis of Oriented Patterns
13:44

Detection of Architectural Distortion in Prior Mammograms via Analysis of Oriented Patterns

Published on: August 30, 2013

42.9K

相关实验视频

Last Updated: Jul 12, 2025

High-resolution, High-speed, Three-dimensional Video Imaging with Digital Fringe Projection Techniques
11:34

High-resolution, High-speed, Three-dimensional Video Imaging with Digital Fringe Projection Techniques

Published on: December 3, 2013

15.7K
Three-Dimensional Imaging of Aortic Tissues in Atherosclerosis
09:55

Three-Dimensional Imaging of Aortic Tissues in Atherosclerosis

Published on: October 25, 2024

947
Detection of Architectural Distortion in Prior Mammograms via Analysis of Oriented Patterns
13:44

Detection of Architectural Distortion in Prior Mammograms via Analysis of Oriented Patterns

Published on: August 30, 2013

42.9K

科学领域:

  • 复杂的系统复杂的系统.
  • 密码学 密码学 密码学 密码学
  • 计算机工程 计算机工程

背景情况:

  • 图像加密对于数据安全至关重要.
  • 现有的方法在速度和安全性方面面临挑战.
  • 混乱系统为强大的加密提供了潜力.

研究的目的:

  • 引入一个新的3D混乱系统,具有多样化的动态.
  • 开发一个快速,自适应的图像加密算法.
  • 通过硬件加速提高加密安全性和效率.

主要方法:

  • 设计了一个新的三维混乱系统.
  • 开发了一个使用混乱系统的自适应图像加密算法.
  • 实现了一个基于现场可编程门阵列 (FPGA) 的混乱序列生成器.
  • 设计了一个高效的编码算法.

主要成果:

  • 混乱系统表现出广泛的混乱范围和独特的动态行为.
  • 自适应算法自主优化加密策略.
  • 实现FPGA显著加快了加密过程.
  • 实验结果表明,加密速度和安全性优越.

结论:

  • 拟议的混乱系统适用于图像加密.
  • 开发的算法提供了一个快速和安全的解决方案.
  • FPGA加速提高了实时加密的实际应用性.