NerfingMVS: Guided Optimization of Neural Radiance Fields for Indoor Multi-view Stereo

Feb 28, 2022 | Data Science

NerfingMVS stands as a cutting-edge project that enhances the visualization of indoor multi-view stereo images through a guided optimization of neural radiance fields. Developed by a talented group of researchers, this project aims to streamline the process of reconstructing scenes more accurately. In this blog, we will explore how to set up and utilize the NerfingMVS framework effectively.

Installation

Getting started with NerfingMVS requires just a few steps. Follow these instructions to set it up:

  • Clone the NerfingMVS repository:
  • git clone --recursive git@github.com:weiyithu/NerfingMVS.git
  • Set up your Python environment using Anaconda:
  • conda create -n NerfingMVS python=3.7
    conda activate NerfingMVS
    conda install pytorch==1.7.1 torchvision==0.8.2 torchaudio==0.7.2 -c pytorch
    pip install -r requirements.txt
  • Install COLMAP by following this link. Remember not to overwrite your existing COLMAP folder with the original version.

Usage

After successful installation, it’s time to put NerfingMVS to use:

  • Download the 8 ScanNet scene data used in the paper from here, and place them in the .data folder.
  • Run NerfingMVS with the command:
  • sh run.sh $scene_name
  • The entire process takes around 3.5 hours on an NVIDIA GeForce RTX 2080 GPU, which includes COLMAP, depth priors training, NeRF training, filtering, and evaluation.

Running NerfingMVS on Your Own Data

To work with your unique dataset, ensure your data is structured correctly:

  • Navigate to the structure like below:
  • NerfingMVS
    data
    $scene_name
    train.txt
    images
    001.jpg
    002.jpg
    ...
    configs
    $scene_name.txt
    ...
    

Ensure train.txt lists all image names and the configuration files are set up based on the ScanNet scenes. Adjust parameters such as depth_N_iters, depth_H, and depth_W in options.py as per your requirements.

To run the process without evaluation:

sh demo.sh $scene_name

Troubleshooting

Should you encounter issues during the installation or running of NerfingMVS, here are some troubleshooting tips:

  • Ensure that your environment meets all dependencies listed in requirements.txt.
  • Verify that COLMAP has been installed correctly, and it’s not overwriting previous versions.
  • Check the structure of your data directory to match the required format.
  • Make sure your GPU is properly configured and is functioning efficiently for optimal performance.

If problems persist, for more insights, updates, or to collaborate on AI development projects, stay connected with fxis.ai.

Final Thoughts

At fxis.ai, we believe that such advancements are crucial for the future of AI, as they enable more comprehensive and effective solutions. Our team is continually exploring new methodologies to push the envelope in artificial intelligence, ensuring that our clients benefit from the latest technological innovations.

With these guidelines, you should be well on your way to navigating the exciting world of NerfingMVS!

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