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

Tangent Planes to Level Surfaces01:31

Tangent Planes to Level Surfaces

A level surface consists of all points in space where a function of three variables takes the same fixed value. If a point lies on this surface, understanding the surface’s geometry there requires more than just knowing the point’s coordinates; it requires describing how the surface is oriented, or how it tilts, near that point.To probe this local geometry, imagine tracing a path that stays entirely on the level surface and passes through the point of interest. This path can be described as a...
Masking and Demasking Agents01:19

Masking and Demasking Agents

EDTA titrations may necessitate masking and demasking agents to temporarily protect a particular metal ion in a mixture from the EDTA reaction. These agents facilitate the sequential analysis of the metal ions by forming stable complexes with some—but not all—metal ions during certain steps.
There are many masking agents, such as cyanide, fluoride, triethanolamine, thiourea, and 2,3-bis(sulfanyl)propan-1-ol (formerly 2,3-dimercapto-1-propanol), with the masking agent chosen based on the metal...
Tangent Planes to Surfaces01:19

Tangent Planes to Surfaces

In multivariable calculus, the concept of a tangent plane plays a central role in approximating curved surfaces. When dealing with a surface defined by a function of two variables, such as z = f(x, y), the tangent plane at a given point provides the best linear approximation to the surface near that point. This local linearization allows complex, nonlinear geometries to be treated using simpler, planar models.The construction of the tangent plane involves taking vertical slices of the surface...
Oriented Surfaces01:30

Oriented Surfaces

A surface is called orientable if a consistent choice of unit normal vector can be made at every point on the surface. A thin soap film stretched across a wire loop provides a familiar example. The film separates the air on one side from the air on the other, so one side can be selected as positive and the opposite side as negative. Once this choice is made, a unit normal vector can be assigned smoothly across the entire surface.At each point on the soap film, a unit normal vector points...
Mesh Analysis with Current Sources01:10

Mesh Analysis with Current Sources

Mesh analysis becomes simpler when analyzing circuits with current sources, whether independent or dependent. The presence of current sources reduces the number of equations required for analysis. Two cases illustrate this:
Current Source in One Mesh: The analysis process is straightforward when a current source is found in only one mesh within the circuit. Mesh currents are assigned as usual, with the mesh containing the current source excluded from the analysis. Kirchhoff's voltage law (KVL)...
Relative Motion Analysis using Rotating Axes-Problem Solving01:29

Relative Motion Analysis using Rotating Axes-Problem Solving

Consider a crane whose telescopic boom rotates with an angular velocity of 0.04 rad/s and angular acceleration of 0.02 rad/s2. Along with the rotation, the boom also extends linearly with a uniform speed of 5 m/s. The extension of the boom is measured at point D, which is measured with respect to the fixed point C on the other end of the boom. For the given instant, the distance between points C and D is 60 meters.
Here, in order to determine the magnitude of velocity and acceleration for point...

You might also read

Related Articles

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

Sort by
Same author

Shortening the MacArthur-Bates Communicative Developmental Inventory Using Machine Learning Based Computerized Adaptive Testing (ML-CAT).

IEEE journal of biomedical and health informatics·2026
Same author

Remote fall prevention training for community-dwelling older adults: comparison with face-to-face and effect of delivery sequence-A randomized controlled trial.

Geriatric nursing (New York, N.Y.)·2026
Same author

Feasibility and effectiveness of physical exercise for older adults delivered remotely via videoconferencing-systematic review and meta analysis.

Age and ageing·2025
Same author

Remote versus face-to-face fall risk assessment in home dwelling older adults: a reliability study.

Physiotherapy theory and practice·2024
Same author

Disorder-specific versus transdiagnostic cognitive mechanisms in anxiety and depression: Machine-learning-based prediction of symptom severity.

Journal of affective disorders·2024
Same author

Reactivity and stability in facial expressions as an indicator of therapeutic alliance strength.

Psychotherapy research : journal of the Society for Psychotherapy Research·2024
Same journal

HardFlow: Hard-Constrained Sampling for Flow-Matching Models Via Trajectory Optimization.

IEEE transactions on pattern analysis and machine intelligence·2026
Same journal

Industrial Brain: Self-Evolving Neuro-Symbolic Autonomy with Causal Resilience for Cyber-Physical Systems.

IEEE transactions on pattern analysis and machine intelligence·2026
Same journal

Adaptive Hardness-Driven Dictionary Distillation for Incomplete Streaming View Clustering.

IEEE transactions on pattern analysis and machine intelligence·2026
Same journal

Mixture of Global and Local Experts with Diffusion Transformer for Controllable Face Generation.

IEEE transactions on pattern analysis and machine intelligence·2026
Same journal

Task-KV: Task-aware KV Cache Optimization via Semantic Differentiation of Attention Heads.

IEEE transactions on pattern analysis and machine intelligence·2026
Same journal

Achieving Text-based Person Retrieval with Any Granularity.

IEEE transactions on pattern analysis and machine intelligence·2026
See all related articles

Related Experiment Video

Updated: Jun 9, 2026

An Alternative and Validated Injection Method for Accessing the Subretinal Space via a Transcleral Posterior Approach
07:13

An Alternative and Validated Injection Method for Accessing the Subretinal Space via a Transcleral Posterior Approach

Published on: December 7, 2016

Shadow removal using intensity surfaces and texture anchor points.

Eli Arbel1, Hagit Hel-Or

  • 1Department of Computer Science, University of Haifa, Haifa 31905, Israel. eliarbel@gmail.com

IEEE Transactions on Pattern Analysis and Machine Intelligence
|August 25, 2010
PubMed
Summary
This summary is machine-generated.

Removing shadows from single images is difficult due to complex scene interactions and image processing artifacts. This study surveys shadow removal challenges and introduces a new framework to overcome these limitations, aiming for high-quality shadow-free results.

More Related Videos

Localizing Protein in 3D Neural Stem Cell Culture: a Hybrid Visualization Methodology
21:47

Localizing Protein in 3D Neural Stem Cell Culture: a Hybrid Visualization Methodology

Published on: December 19, 2010

Measuring Spatially- and Directionally-varying Light Scattering from Biological Material
11:57

Measuring Spatially- and Directionally-varying Light Scattering from Biological Material

Published on: May 20, 2013

Related Experiment Videos

Last Updated: Jun 9, 2026

An Alternative and Validated Injection Method for Accessing the Subretinal Space via a Transcleral Posterior Approach
07:13

An Alternative and Validated Injection Method for Accessing the Subretinal Space via a Transcleral Posterior Approach

Published on: December 7, 2016

Localizing Protein in 3D Neural Stem Cell Culture: a Hybrid Visualization Methodology
21:47

Localizing Protein in 3D Neural Stem Cell Culture: a Hybrid Visualization Methodology

Published on: December 19, 2010

Measuring Spatially- and Directionally-varying Light Scattering from Biological Material
11:57

Measuring Spatially- and Directionally-varying Light Scattering from Biological Material

Published on: May 20, 2013

Area of Science:

  • Computer Vision
  • Image Processing
  • Computational Photography

Background:

  • Shadow removal from single images presents significant challenges due to complex scene physics and post-acquisition processing.
  • Existing methods often rely on simplifying assumptions that limit their applicability to diverse shadow types.
  • Artifacts introduced by image enhancement techniques further complicate shadow removal.

Purpose of the Study:

  • To provide a comprehensive survey of the challenges and problems associated with single-image shadow removal.
  • To introduce a novel framework designed to address fundamental issues in shadow removal.
  • To improve the quality and robustness of shadow-free image generation.

Main Methods:

  • Comprehensive literature review of shadow removal techniques and associated challenges.
  • Development of a new shadow removal framework addressing identified complexities.
  • Experimental evaluation of the proposed algorithm's performance.

Main Results:

  • Identified key physical and processing-related challenges impacting shadow removal accuracy.
  • Demonstrated the effectiveness of the proposed framework in overcoming specific shadow removal limitations.
  • Experimental results validate the algorithm's capability in producing high-quality shadow-free images.

Conclusions:

  • Single-image shadow removal is a complex problem requiring advanced solutions.
  • The proposed framework offers a promising approach to enhance shadow removal performance.
  • Further research can build upon this framework to achieve more robust and versatile shadow-free image generation.