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

Endoscopic Procedures III: Video Capsule Endoscopy01:28

Endoscopic Procedures III: Video Capsule Endoscopy

Capsule endoscopy, or wireless or video capsule endoscopy, is a diagnostic procedure for examining the entire gastrointestinal tract. Patients swallow a capsule about the size of a vitamin tablet. The capsule is equipped with a transmitter, a battery, an LED light source, and a color video camera to capture images throughout the gastrointestinal tract. This procedure is particularly useful for diagnosing conditions such as Crohn's disease, ulcerative colitis, tumors, polyps, ulcers, unexplained...

You might also read

Related Articles

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

Sort by
Same author

[Seasonal fluctuations of substance P and vasoactive intestinal peptide concentrations in nasal secretions of patients with nasal allergy to Japanese cedar pollen].

Arerugi = [Allergy]·1992
Same author

Argyrophilic nucleolar organizer region counts in exocrine pancreatic tumors.

International journal of pancreatology : official journal of the International Association of Pancreatology·1992
Same author

Investigation and research on classification of productive skills (1)--Actual work and skills in the car manufacturing industry.

Journal of human ergology·1992
Same author

The usefulness of intraoperative drip infusion cholangiography during laparoscopic cholecystectomy.

Surgical laparoscopy & endoscopy·1992
Same author

Analyses of the risk and operative stress for donors in living-related partial liver transplantation.

Transplantation·1992
Same author

Coding of odor molecules by mitral/tufted cells in rabbit olfactory bulb. I. Aliphatic compounds.

Journal of neurophysiology·1992

Related Experiment Video

Updated: Jun 28, 2026

Automated Analysis of Dynamic Ca2+ Signals in Image Sequences
06:49

Automated Analysis of Dynamic Ca2+ Signals in Image Sequences

Published on: June 16, 2014

Detecting informative frames from wireless capsule endoscopic video using color and texture features.

M K Bashar1, K Mori, Y Suenaga

  • 1Graduate School of Engineering, Nagoya University, Japan. kbashar@suenaga.m.is.nagoya-u.ac.jp

Medical Image Computing and Computer-Assisted Intervention : MICCAI ... International Conference on Medical Image Computing and Computer-Assisted Intervention
|November 6, 2008
PubMed
Summary

This study introduces a new method to detect informative frames in wireless capsule endoscopy, significantly reducing diagnosis time by filtering out useless frames caused by bodily fluids and food. The approach achieves high accuracy in identifying relevant images for medical analysis.

More Related Videos

Motion-Acuity Test for Visual Field Acuity Measurement with Motion-Defined Shapes
06:25

Motion-Acuity Test for Visual Field Acuity Measurement with Motion-Defined Shapes

Published on: February 23, 2024

Combining Eye-tracking Data with an Analysis of Video Content from Free-viewing a Video of a Walk in an Urban Park Environment
08:25

Combining Eye-tracking Data with an Analysis of Video Content from Free-viewing a Video of a Walk in an Urban Park Environment

Published on: May 7, 2019

Related Experiment Videos

Last Updated: Jun 28, 2026

Automated Analysis of Dynamic Ca2+ Signals in Image Sequences
06:49

Automated Analysis of Dynamic Ca2+ Signals in Image Sequences

Published on: June 16, 2014

Motion-Acuity Test for Visual Field Acuity Measurement with Motion-Defined Shapes
06:25

Motion-Acuity Test for Visual Field Acuity Measurement with Motion-Defined Shapes

Published on: February 23, 2024

Combining Eye-tracking Data with an Analysis of Video Content from Free-viewing a Video of a Walk in an Urban Park Environment
08:25

Combining Eye-tracking Data with an Analysis of Video Content from Free-viewing a Video of a Walk in an Urban Park Environment

Published on: May 7, 2019

Area of Science:

  • Medical Imaging
  • Gastroenterology
  • Computer Vision

Background:

  • Wireless capsule endoscopy (WCE) generates numerous frames, many rendered unusable by occlusions from bodily fluids, food, and fecal matter.
  • These occlusions present challenges due to diverse colors and bubble-like textures, increasing diagnostic time.

Purpose of the Study:

  • To develop an efficient method for detecting informative frames in WCE videos.
  • To reduce the time required for diagnosis by automatically filtering out non-diagnostic frames.

Main Methods:

  • A cascade detection method was proposed, utilizing local color histograms for highly contaminated non-bubbled (HCN) frame isolation.
  • Gauss Laguerre Transform (GLT) based multiresolution norm-1 energy features were employed to detect significantly bubbled (SB) frames.
  • A two-stage classification process involved supervised support vector machine for HCN frames and automatic bubble segmentation for SB frames.

Main Results:

  • The proposed method achieved an average detection accuracy of 97.48% on a dataset of 20,558 frames.
  • This accuracy significantly outperforms existing methods using Gabor-based (75.52%) and discrete wavelet-based features (63.15%).

Conclusions:

  • The proposed cascade method effectively identifies informative frames in WCE, overcoming challenges posed by occlusions.
  • This technique offers a substantial improvement in diagnostic efficiency for wireless capsule endoscopy procedures.