Density-Compensation on Digital garden https://blog.425763.xyz/zh-cn/tags/density-compensation/ Recent content in Density-Compensation on Digital garden Hugo zh-cn Tue, 23 Dec 2025 17:52:38 -0500 非笛卡尔MRI重建中采样密度补偿的必要性 https://blog.425763.xyz/zh-cn/post/density-compensation-in-non-cartesian-recon/ Sun, 18 Aug 2024 10:00:08 +0800 https://blog.425763.xyz/zh-cn/post/density-compensation-in-non-cartesian-recon/ Non-Cartesian Reconstruction, Pauly, 2005, Analytical Resolution and Noise Characteristics of Linearly Reconstructed Magnetic Resonance Data with Arbitrary k-SpaceSampling 1. 核心问题：为什么需要密度补偿？ 在非笛卡尔（non-Cartesian）MRI中，如螺旋（Spiral）