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 Experiment Videos

An efficient computation-constrained block-based motion estimation algorithm for low bit rate video coding.

M Gallant1, G Côté, F Kossentini

  • 1Department of Electrical and Computer Engineering, University of British Columbia, Vancouver, BC, V6T 1Z4 Canada.

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

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

A reproductive role for the nonapeptides vasotocin and isotocin in male zebrafish (Danio rerio).

Comparative biochemistry and physiology. Part B, Biochemistry & molecular biology·2019
Same author

Hepatitis C virus infection in Saskatchewan First Nations communities: Challenges and innovations.

Canada communicable disease report = Releve des maladies transmissibles au Canada·2019
Same author

Incidence of fecal excretion of Mycobacterium avium subsp. paratuberculosis in dairy cows before and after the enrolment in the Québec voluntary program.

Preventive veterinary medicine·2017
Same author

Rapid isolation of blood plasma using a cascaded inertial microfluidic device.

Biomicrofluidics·2017
Same author

Evolutionary implications of mitochondrial genetic variation: mitochondrial genetic effects on OXPHOS respiration and mitochondrial quantity change with age and sex in fruit flies.

Journal of evolutionary biology·2016
Same author

Neutrophil elastase-deficient mice form neutrophil extracellular traps in an experimental model of deep vein thrombosis.

Journal of thrombosis and haemostasis : JTH·2015
Same journal

Change-Prior-Guided Unsupervised Change Detection of Heterogeneous Remote Sensing Images.

IEEE transactions on image processing : a publication of the IEEE Signal Processing Society·2026
Same journal

AgonicDreamer: Enhancing Multi-View Consistency in Text-to-3D Generation via Rectified Score Distillation.

IEEE transactions on image processing : a publication of the IEEE Signal Processing Society·2026
Same journal

BiCM-Prompt: Bidirectional Cross-Modal Prompt Tuning for Class-Incremental Learning on Multisource Remote Sensing Images.

IEEE transactions on image processing : a publication of the IEEE Signal Processing Society·2026
Same journal

GoP-based Quality Enhancement on Video Compression.

IEEE transactions on image processing : a publication of the IEEE Signal Processing Society·2026
Same journal

Align then Tensorize: Multi-Level Consistent Anchor Graph Learning for Scalable Multi-View Clustering.

IEEE transactions on image processing : a publication of the IEEE Signal Processing Society·2026
Same journal

Beyond Fidelity: Diverse Image Synthesis via Retrieval-Augmented Diffusion.

IEEE transactions on image processing : a publication of the IEEE Signal Processing Society·2026
See all related articles

This study introduces an efficient algorithm for block-based motion vector estimation in low bit rate video coding. It balances distortion and computation, offering faster encoding speeds while maintaining quality comparable to existing standards.

Area of Science:

  • Computer Science
  • Electrical Engineering
  • Digital Signal Processing

Background:

  • Low bit rate video coding presents challenges in balancing compression efficiency with visual quality.
  • Motion estimation is a computationally intensive process crucial for video compression.

Purpose of the Study:

  • To develop an efficient block-based motion vector estimation algorithm for low bit rate video coding.
  • To achieve a favorable trade-off between motion estimation distortion and computational complexity.
  • To enhance encoding speed without compromising rate-distortion performance or subjective quality.

Main Methods:

  • A reliable predictor is used to localize the search for motion vectors.
  • An efficient search pattern leverages structural constraints within the motion field.

Related Experiment Videos

  • A flexible cost measure controls both distortion and computational cost during search termination.

    • Main Results:

    • The proposed algorithm demonstrates viability for low bit rate video coding applications.
    • The resulting low bit rate video encoder achieves comparable rate-distortion performance and subjective quality to the UBC H.263+ reference software.
    • The algorithm offers substantially higher encoding speeds and graceful computational degradation.

    Conclusions:

    • The developed motion estimation algorithm provides significant speed improvements for low bit rate video encoding.
    • It offers a practical solution for applications requiring efficient video compression with high-quality output.
    • The algorithm's flexibility in managing computational cost makes it adaptable to various resource-constrained environments.