How to use D455 with IMU in cuVSLAM?

[JimXu1989]

System setup
A clear and concise description of the system setup.

Hardware ASUSTeK COMPUTER INC. ROG Strix G834JZ_G834JZ
GPU/driver/cuda version, etc. GTX 4080 for laptop Driver Version: 580.126.09 CUDA Version: 13.0
OS Ubuntu 24.04
Camera setup
A clear and concise description of the camera setup.

Camera model Realsense D455
Calibrated or not
Camera integration (to the robot / frame, etc)
Use 'N/A' if you are not using a camera
Description
I follow the tutorial https://nvidia-isaac-ros.github.io/concepts/visual_slam/cuvslam/tutorial_realsense.html# ,
but the trajectory I obtained is significantly deviated from reality, I do not know if the tutorial is just for D435i or smothing went wrong.

To Reproduce
Steps to reproduce the behavior.
Just use a D455 attach to computer, and run ros2 launch isaac_ros_visual_slam isaac_ros_visual_slam_realsense.launch.py

Expected behavior
A clear and concise description of what you expected to happen.
I want the trajectory reflect reality, and can be more rubust compare with the situation without IMU.

What you have tried
A clear and concise description of what you have tried so far.
I try another tutorial https://nvidia-isaac-ros.github.io/repositories_and_packages/isaac_ros_visual_slam/isaac_ros_visual_slam/index.html

Additional information
Add any other information / links / docs / datasets / rosbags about the problem here.

[jaiveersinghNV]

Hi @JimXu1989 ,

Yes, a D455 should work with this tutorial.

Could you please follow the steps here to record a rosbag from your device? Please upload and share that rosbag with us so that we can dig deeper into your issue.