V2EX isosurface

Isosurface

定义 Definition

等值面:在三维标量场(如温度、密度、压力或医学影像体数据)中,把取值相同的一组点连成的三维曲面,用于可视化“某个固定数值”的空间分布。(也常译作“等值曲面”)

例句 Examples

The software generates an isosurface to show where the temperature reaches 100°C.
软件生成一个等值面,用来显示温度达到 100°C 的位置。

By extracting an isosurface from the MRI volume, researchers can visualize the boundary between different tissues more clearly.
通过从 MRI 体数据中提取等值面,研究人员可以更清晰地可视化不同组织之间的边界。

发音 Pronunciation (IPA)

/asosfs/

词源 Etymology

由 **iso-**(“相同、等同”,源自希腊语 isos)+ surface(“表面、曲面”)构成,字面意思是“等同数值的曲面”。该词常见于科学计算、计算机图形学与可视化领域。

相关词 Related Words

文学与著名作品 Literary & Notable Works

  • “Marching Cubes: A High Resolution 3D Surface Construction Algorithm”(Lorensen & Cline, 1987)经典算法论文,系统讨论从体数据提取等值面。
  • The Visualization Toolkit: An Object-Oriented Approach to 3D Graphics(Schroeder, Martin, Lorensen)VTK 相关著作,包含等值面提取与可视化示例。
  • The Visualization Handbook(Hansen & Johnson 编)可视化领域参考书,涉及等值面与体数据可视化方法。
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