SDF(signed distance field)基础理论和计算 - 知乎 - 知乎专栏
SDF (Signed Distance Field)在3d和2d中都有对应的应用。 在3d中光线追踪对于性能的消耗过大，所以sdf常常被用来作为物体的隐式表达，配合 ray marching 达到接近光线追踪的效果，也 …
Syrian Democratic Forces - Wikipedia
The Syrian Democratic Forces (SDF) [g] is a Kurdish -led [13][104][105] coalition of U.S.-backed left-wing [106][107] ethnic militias and rebel groups, and serves as the official military wing of …
浅谈3D隐式表示（SDF，Occupancy field，NeRF） - CSDN博客
2024年3月18日 · 本文详细介绍了三维空间的显式和隐式表示方法，重点讨论了符号距离函数SDF、占用场OccupancyField以及神经辐射场NeRF的原理和区别。 这些隐式表示可通过神经 …
Ahmed al-Sharaa's deal with SDF: New chapter for Syria's Kurds?
13 小时之前 · On March 10, Syrian interim president Ahmed al-Sharaa and the commander-in-chief of the Syrian Democratic Forces (SDF), Mazloum Abdi, signed an agreement marking a …
图解符号距离场（SDF） - 知乎专栏
2024年3月20日 · SDF（Signed Distance Field），中文译名是符号距离场，是一种描述或存储点与场景物体表面位置关系的方式。 当点在物体内部时距离为负数，在物体表面时距离为零， …
Landmark SDF deal hailed as positive step for Syria and Kurds
2025年3月11日 · On 30 December 2024, SDF’s Abdi saw Sharaa for the first time in Damascus after the fall of Assad, in a meeting facilitated by the US. It took over two months to reach an …
Syria’s new government strikes deal to integrate powerful ... - CNN
2025年3月10日 · Interim President Ahmad al-Sharaa announced the deal on Monday, saying the agreement with the Kurdish-led Syrian Democratic Forces (SDF) is aimed at “ensuring the …
Syria's U.S.-backed Kurdish coalition faces uncertain future - NPR
2024年12月27日 · The country's uncertain future has raised questions about the fate of the U.S.-backed Kurdish coalition known as the Syrian Democratic Forces (SDF). This week, Syria's …
Supporting the SDF in Post-Assad Syria | The Washington Institute
2024年12月13日 · To preserve its only reliable and capable partner in the fight against the Islamic State, the United States must help the SDF deter HTS and fend off Turkey-backed militias. …
基于有号距离场 (Signed Distance Field, SDF) 的碰撞检测 | Yseerd
有号距离场（Signed Distance Field, SDF） 是一种优化碰撞检测的新方法。通过将场景中的每一个点与物体表面的距离存储为标量值，SDF能够在保证高精度的同时显著降低计算成本。