search

bytedance / SchurVINS

[CVPR2024] SchurVINS: Schur Complement-Based Lightweight Visual Inertial Navigation System
GNU General Public License v3.0
433 stars 63 forks source link

扩增后相机状态对状态向量的导数 #13

Closed Eastwind-17 closed 3 months ago

Eastwind-17 commented 4 months ago

image J的第一个元素，按照MSCKF的推导应该是旋转外参，这里为什么是单位阵呢

ouguangjun commented 3 months ago

因为msckf扩的是相机的状态，而schurvins直接扩的是IMU的状态