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

Relative Motion Analysis using Rotating Axes01:25

Relative Motion Analysis using Rotating Axes

Consider a component AB undergoing a linear motion. Along with a linear motion, point B also rotates around point A. To comprehend this complex movement, position vectors for both points A and B are established using a stationary reference frame.
However, to express the relative position of point B relative to point A, an additional frame of reference, denoted as x'y', is necessary. This additional frame not only translates but also rotates relative to the fixed frame, making it instrumental in...
Absolute Motion Analysis- General Plane Motion01:24

Absolute Motion Analysis- General Plane Motion

Visualize a drone, with its propellers spinning rapidly, hovering mid-air. The fascinating movements and operations of this drone can be comprehended by applying the principle of general plane motion.
As the drone's propellers rotate, an upward force is generated that counteracts the force of gravity, enabling the drone to lift off from the ground. This initial movement of the drone is along a straight path, representing a form of translational motion. In this phase, every point on the drone...
Relative Motion Analysis - Velocity01:24

Relative Motion Analysis - Velocity

A stroke engine has a slider-crank mechanism that converts rotational motion from the crank into linear motion of the slider or vice versa. This mechanism consists of three main parts: the crank, the connecting rod, and the slider.
When an external force is exerted, it sets the crank into a rotational movement. This, in turn, instigates the motion of the connecting rod, leading to what is referred to as a general plane motion. This process involves two key points - point A on the connecting rod...
Reconstruction of Signal using Interpolation01:10

Reconstruction of Signal using Interpolation

Signal processing techniques are essential for accurately converting continuous signals to digital formats and vice versa. When a continuous signal is sampled with a period T, the resulting sampled signal exhibits replicas of the original spectrum in the frequency domain, spaced at intervals equal to the sampling frequency. To handle this sampled signal, a zero-order hold method can be applied, which creates a piecewise constant signal by retaining each sample's value until the next sampling...
Upsampling01:22

Upsampling

Managing signal sampling rates is essential in digital signal processing to maintain signal integrity. A decimated signal, characterized by a reduced frequency range due to its lower sampling rate, can be upsampled by inserting zeros between each sample. This upsampling process expands the original spectrum and introduces repeated spectral replicas at intervals dictated by the new Nyquist frequency. To refine this zero-inserted sequence, it is passed through a lowpass filter with a cutoff...
Bandpass Sampling01:17

Bandpass Sampling

In signal processing, bandpass sampling is an effective technique for sampling signals that have most of their energy concentrated within a narrow frequency band. This type of signal is known as a bandpass signal. The key principle of bandpass sampling involves sampling the signal at a rate that is greater than twice the signal's bandwidth to prevent aliasing.
A bandpass signal has a spectrum with a lower frequency limit, denoted as ω1, and an upper frequency limit, denoted as ω2. The spectrum...

You might also read

Related Articles

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

Sort by
Same author

Corrigendum to 'Lazertinib with stereotactic body radiotherapy in oligometastatic EGFR-mutant non-small-cell lung cancer': [ESMO Open. Volume 11, Issue 2, February 2026, 106057].

ESMO open·2026
Same author

Lazertinib with stereotactic body radiotherapy in oligometastatic EGFR-mutant non-small-cell lung cancer.

ESMO open·2026
Same author

Cancer risk in patients with systemic lupus erythematosus: a population-based cohort study in the Republic of Korea 2004-2021.

Scandinavian journal of rheumatology·2025
Same author

Prescription of oral antibiotics and its appropriateness for outpatients in a tertiary care hospital in Korea.

The Journal of hospital infection·2024
Same author

Radiomics-based model for predicting pathological complete response to neoadjuvant chemotherapy in muscle-invasive bladder cancer.

Clinical radiology·2021
Same author

Indentation and Transverse Diameter of the Meckel Cave: Imaging Markers to Diagnose Idiopathic Intracranial Hypertension.

AJNR. American journal of neuroradiology·2020

Related Experiment Video

Updated: Jul 7, 2026

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

Motion-compensated 3-D subband coding of video.

S J Choi1, J W Woods

  • 1Center for Image Process. Res., Rensselaer Polytech. Inst., Troy, NY 12180-3590, USA. woods@ecse.rpi.edu

IEEE Transactions on Image Processing : a Publication of the IEEE Signal Processing Society
|February 13, 2008
PubMed
Summary
This summary is machine-generated.

This study introduces a novel video coding system using motion-compensated 3-D subband/wavelet coding (MC-3DSBC). This advanced system improves video compression efficiency beyond existing methods.

Related Experiment Videos

Last Updated: Jul 7, 2026

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

Area of Science:

  • Digital signal processing
  • Video compression algorithms
  • Wavelet transforms

Background:

  • Existing video coding methods face limitations in efficiency and complexity.
  • Three-dimensional subband/wavelet coding (3-D SBC) and motion-compensated (MC) prediction have separate advantages and drawbacks.
  • Integrating these techniques offers potential for improved video compression.

Purpose of the Study:

  • To develop a novel video coding system that overcomes the limitations of current 3-D SBC and MC prediction-based coding.
  • To enhance video compression performance and efficiency.
  • To optimize rate allocation for improved quality and reduced data size.

Main Methods:

  • The proposed system, motion-compensated 3-D subband/wavelet coding (MC-3DSBC), generates spatio-temporal subbands using MC temporal analysis and spatial wavelet transform.
  • Subbands are encoded using 3-D subband-finite state scalar quantization (3DSB-FSSQ).
  • Rate allocation is optimized from the Group of Pictures (GOP) level to subband classes, leveraging the additive superposition property of rate and distortion in MC-3DSBC.

Main Results:

  • The MC-3DSBC system demonstrated superior performance compared to a standard MPEG-1 implementation.
  • The proposed system outperformed a similar subband MC predictive coder.
  • The system achieved these performance gains with modest computational complexity and memory requirements.

Conclusions:

  • The MC-3DSBC video coding system offers significant improvements in compression efficiency.
  • The integration of motion compensation and 3-D wavelet transforms provides a powerful approach to video coding.
  • The system presents a viable and efficient solution for advanced video compression applications.