Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

What is an Electrochemical Gradient?01:26

What is an Electrochemical Gradient?

128.1K
Adenosine triphosphate, or ATP, is considered the primary energy source in cells. However, energy can also be stored in the electrochemical gradient of an ion across the plasma membrane, which is determined by two factors: its chemical and electrical gradients.
The chemical gradient relies on differences in the abundance of a substance on the outside versus the inside of a cell and flows from areas of high to low ion concentration. In contrast, the electrical gradient revolves around an...
128.1K
Passive Filters01:27

Passive Filters

1.0K
Passive filters are utilized to shape the frequency spectrum of signals across a diverse array of applications. These filters, using only passive elements like resistors (R), inductors (L), and capacitors (C), are capable of selectively allowing or blocking certain frequency ranges without the need for external power sources.
Low-Pass Filters
Low-pass filters are designed to transmit signals with frequencies lower than the cutoff frequency, ωc, and attenuate those above it. The cutoff...
1.0K
Active Filters01:25

Active Filters

1.3K
Active filters are electronic circuits that use operational amplifiers (op-amps), resistors, and capacitors to filter out unwanted frequency components from a signal. A first-order low-pass active filter is designed to pass signals with a frequency lower than a certain cutoff frequency and attenuate frequencies higher than that cutoff frequency. The transfer function for a first-order low-pass active filter is:
1.3K
Trial and Error and Algorithm01:12

Trial and Error and Algorithm

424
A problem-solving strategy is a plan of action used to find a solution. Different strategies have distinct action plans. Trial and error involves trying different solutions until one works. For instance, to fix a broken printer, you might check ink levels, ensure the paper tray isn't jammed, and verify the printer's connection to your laptop. This method can be time-consuming but is commonly used. Thomas Edison, for example, used trial and error to find a suitable filament for the light...
424
Group Design02:01

Group Design

10.6K
The most basic experimental design involves two groups: the experimental group and the control group. The two groups are designed to be the same except for one difference— experimental manipulation. The experimental group gets the experimental manipulation—that is, the treatment or variable being tested—and the control group does not. Since experimental manipulation is the only difference between the experimental and control groups, we can be sure that any differences between...
10.6K
Behavior of Concrete Under Compressive Load01:23

Behavior of Concrete Under Compressive Load

643
Concrete exhibits specific behaviors under different compressive loads. Understanding this is crucial for understanding its structural integrity. When concrete undergoes uniaxial compression, it tends to develop cracks that run parallel to the direction of the force. These parallel cracks stem from localized tensile stresses that occur perpendicular to the compression direction. Additionally, angled cracks may appear due to the formation of shear planes.
As the concrete specimen fractures under...
643

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Viral-bacterial codetection and clinical and laboratory characteristics in children hospitalized with lower respiratory tract infections in a private hospital in Lima, Peru: a cross-sectional study.

Tropical diseases, travel medicine and vaccines·2026
Same author

Super refractory status epilepticus as an atypical presentation of Hashimoto's encephalopathy.

Epilepsy & behavior reports·2026
Same author

Compressive spectral video by dynamic spatial-spectral-temporal windowed codification.

Optics express·2026
Same author

Cardiac hydatidosis mimicking ischemic heart disease: A case report.

IDCases·2026
Same author

Tuberculosis presenting with necrotic retroperitoneal lymphadenopathy in an immunocompetent patient: A case report and literature review.

IDCases·2026
Same author

Refractory livedoid vasculopathy successfully treated with immunosuppressive therapy.

JAAD case reports·2025
Same journal

Multifunctional reconfigurable terahertz metasurface based on vanadium dioxide phase transition: achieving broadband absorption and efficient polarization conversion.

Applied optics·2026
Same journal

High-Q-factor electromagnetically induced transparency utilizing quasi-bound states in the continuum in an all-dielectric terahertz metasurface.

Applied optics·2026
Same journal

Automated stitching interferometry for high-precision metrology of X-ray mirrors.

Applied optics·2026
Same journal

Experimental demonstration of an approach to designing a metal-dielectric DBR resonant cavity structure.

Applied optics·2026
Same journal

High-precision wavefront reconstruction from a single-shot interferogram using a physics-driven hybrid feature calibration network.

Applied optics·2026
Same journal

Ultra-high-Q Fano resonance based on coupled topological corner states in Kagome photonic crystals.

Applied optics·2026
See all related articles

Related Experiment Video

Updated: Feb 6, 2026

Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator
06:45

Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator

Published on: October 28, 2022

2.1K

Adaptive filter design via a gradient thresholding algorithm for compressive spectral imaging.

Nelson Diaz, Hoover Rueda, Henry Arguello

    Applied Optics
    |August 18, 2018
    PubMed
    Summary
    This summary is machine-generated.

    This study introduces adaptive color coded apertures for compressive spectral imaging (CSI). This innovation significantly enhances spectral data cube reconstruction quality compared to traditional non-adaptive methods.

    More Related Videos

    X-ray Dose Reduction through Adaptive Exposure in Fluoroscopic Imaging
    08:30

    X-ray Dose Reduction through Adaptive Exposure in Fluoroscopic Imaging

    Published on: September 11, 2011

    14.9K
    RGB and Spectral Root Imaging for Plant Phenotyping and Physiological Research: Experimental Setup and Imaging Protocols
    11:37

    RGB and Spectral Root Imaging for Plant Phenotyping and Physiological Research: Experimental Setup and Imaging Protocols

    Published on: August 8, 2017

    17.0K

    Related Experiment Videos

    Last Updated: Feb 6, 2026

    Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator
    06:45

    Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator

    Published on: October 28, 2022

    2.1K
    X-ray Dose Reduction through Adaptive Exposure in Fluoroscopic Imaging
    08:30

    X-ray Dose Reduction through Adaptive Exposure in Fluoroscopic Imaging

    Published on: September 11, 2011

    14.9K
    RGB and Spectral Root Imaging for Plant Phenotyping and Physiological Research: Experimental Setup and Imaging Protocols
    11:37

    RGB and Spectral Root Imaging for Plant Phenotyping and Physiological Research: Experimental Setup and Imaging Protocols

    Published on: August 8, 2017

    17.0K

    Area of Science:

    • Optics and Photonics
    • Image Processing
    • Computational Imaging

    Background:

    • Traditional spectral image sensing is slow due to scanning processes.
    • Compressive spectral imaging (CSI) offers faster data acquisition by using fewer samples.
    • Color coded aperture snapshot spectral imagers (C-CASSI) use pixelated filters for spatial and spectral encoding.

    Purpose of the Study:

    • To improve image reconstruction quality in C-CASSI systems.
    • To develop an adaptive method for designing color coded apertures.
    • To overcome limitations of non-adaptive sampling in CSI.

    Main Methods:

    • Proposed an adaptive method for designing color coded apertures in C-CASSI.
    • Introduced a gradient thresholding algorithm to compute successive apertures.
    • Utilized a rapidly reconstructed low-resolution data cube to inform aperture design.

    Main Results:

    • Achieved higher image quality in spectral data cube reconstruction.
    • Demonstrated improved performance in the presence of Gaussian noise.
    • Reported up to 3 dB improvement in reconstruction quality compared to non-adaptive techniques.

    Conclusions:

    • Adaptive color coded apertures significantly enhance C-CASSI performance.
    • The proposed gradient thresholding method offers a practical approach to adaptive spectral imaging.
    • This advancement leads to faster and higher-quality spectral data acquisition.