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StreetLens

StreetLens: Enabling Human-Centered AI Agents for Neighborhood Assessment from Street View Imagery

This is the official repository of StreetLens.

StreetLens is a human-centered, researcher-configurable workflow for scalable neighborhood environmental assessments. It enables VLMs to mimic trained human coders by:

  • Domain-informed analysis: Focuses on questions derived from established protocols.
  • Scalable image retrieval and annotation: Automatically retrieves relevant street view imagery (SVI) and generates semantic annotations, ranging from objective features (e.g., number of cars) to subjective perceptions (e.g., sense of disorder).
  • Flexible integration of expertise and data: Allows researchers to define the VLM’s role through domain-informed prompting and incorporate prior survey data for robust assessments across diverse contexts.

Links

System Architecture and Examples

Below is an overview of the StreetLens workflow along with input examples from a case study:

StreetLens System Architecture and Input Examples
Figure: Input examples from a case study and system architecture of StreetLens showing the flow of VLM-based neighborhood assessment.

Colab Notebooks

We provide two Google Colab notebooks that can be run with a free GPU quota:

  1. 1_data_exploration.ipynb – Explore the input data
  2. 2_assess_neighborhood_environment.ipynb – Run neighborhood environment assessment

Paper & BibTeX Citation

For more details on the methodology, see the paper: StreetLens: Enabling Human-Centered AI Agents for Neighborhood Assessment from Street View Imagery

If you find this work useful, please cite it using the following BibTeX entry:

@inproceedings{10.1145/3764917.3771334,
author = {Kim, Jina and Jang, Leeje and Chiang, Yao-Yi and Wang, Guanyu and Pasco, Michelle C.},
title = {StreetLens: Enabling Human-Centered AI Agents for Neighborhood Assessment from Street View Imagery},
year = {2025},
isbn = {9798400721809},
publisher = {Association for Computing Machinery},
address = {New York, NY, USA},
url = {https://doi.org/10.1145/3764917.3771334},
doi = {10.1145/3764917.3771334},
booktitle = {Proceedings of the 1st ACM SIGSPATIAL International Workshop on Human-Centered Geospatial Computing},
pages = {15–19},
numpages = {5},
keywords = {automatic workflow, neighborhood environment assessment, vision-language model, prompt engineering, in-context learning},
location = {Minneapolis, MN, USA},
series = {GeoHCC '25}
}

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