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Related Concept Videos

Line, Surface, and Volume Integrals01:15

Line, Surface, and Volume Integrals

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A line integral for a vector field is defined as the integral of the dot product of a vector function with an infinitesimal displacement vector along a prescribed path. If the prescribed path is closed, the integrals reduce to a closed-line integral. The closed-contour integral of the vector field is referred to in terms of the circulation of the vector field around the closed path. A vector with zero circulation around every closed path is called a conservative field, while one with non-zero...
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Surface Tension of Fluid01:22

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Surface tension is a fundamental property of fluids, occurring at the boundary between a liquid and a gas or between two immiscible liquids. This phenomenon arises from the cohesive forces between molecules at the fluid's surface, creating an effect similar to a stretched elastic membrane. Inside each fluid, molecules are equally attracted in all directions by neighboring molecules, but surface molecules experience a net inward force, resulting in surface tension.
Surface tension varies...
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Surface Tension and Surface Energy01:16

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When a paint brush is immersed in water, the bristles wave freely inside the water. When it is taken out, the bristles stick together. The reason behind this effect is surface tension.
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Equipotential Surfaces and Field Lines01:29

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Electric potential can be pictorially represented as a three-dimensional surface. On such a surface, the electric potential is constant everywhere. The equipotential surface is always perpendicular to the electric field lines, and while it is three-dimensional, it can be treated as an equipotential line in a two-dimensional case. These equipotential lines are also always perpendicular to electric field lines. The term equipotential is often used as a noun, referring to an equipotential line or...
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Modeling and Similitude01:12

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Scaled modeling is a fundamental technique in engineering, enabling the study of large and complex systems by creating smaller, manageable replicas that recreate critical characteristics of the original. In hydrology and civil infrastructure, for example, scaled models of dams help analyze water flow, turbulence, and pressure. This method allows for accurate predictions of real-world behavior within a controlled environment, significantly reducing the cost and time involved in full-scale...
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Learning to draw Fischer projections of molecules and understanding their relevance plays a crucial role in the visual depiction of organic molecules. A Fischer projection is a two-dimensional projection on a planar surface to simplify the three-dimensional wedge–dash representation of molecules. This is especially helpful in the case of molecules with multiple chiral centers that can be difficult to draw. Here, all the bonds of interest are represented as horizontal or vertical lines.
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Related Experiment Video

Updated: Aug 19, 2025

Rendering SiO2/Si Surfaces Omniphobic by Carving Gas-Entrapping Microtextures Comprising Reentrant and Doubly Reentrant Cavities or Pillars
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Vox-Surf: Voxel-Based Implicit Surface Representation.

Hai Li, Xingrui Yang, Hongjia Zhai

    IEEE Transactions on Visualization and Computer Graphics
    |December 2, 2022
    PubMed
    Summary
    This summary is machine-generated.

    We introduce Vox-Surf, a novel voxel-based implicit surface representation for 3D reconstruction. This method efficiently captures detailed geometry and appearance from images, enabling faster rendering and interaction.

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    Area of Science:

    • Computer Vision
    • Computer Graphics
    • 3D Reconstruction

    Background:

    • Virtual content creation and interaction are crucial in modern 3D applications.
    • Recovering detailed 3D models from real scenes is a long-standing challenge in computer vision and graphics.

    Purpose of the Study:

    • To propose Vox-Surf, a new voxel-based implicit surface representation for 3D model recovery.
    • To enable efficient and accurate reconstruction of detailed 3D models from multi-view images.

    Main Methods:

    • Vox-Surf divides space into sparse voxels, storing geometry and appearance at corner vertices.
    • A progressive training process prunes empty voxels, optimizing valid ones for efficiency.
    • The representation is trained end-to-end using multiple view images.

    Main Results:

    • Vox-Surf achieves fine surface detail and accurate color representation.
    • It requires less memory and offers faster rendering compared to existing methods.
    • The method demonstrates efficient collision detection and potential for scene editing and AR.

    Conclusions:

    • Vox-Surf provides an efficient and effective method for 3D model reconstruction.
    • Its sparse voxel representation offers advantages in memory usage, speed, and application potential.