Grandr_14.zip -

"A Global-Local Self-Adaptive Network for Road Extraction from Remote Sensing Images" (or similar titles involving the Grand Rapids benchmark).

While there are a few possibilities, this file is most commonly linked to research regarding or automated mapping using the Grand Rapids urban dataset. Most Likely Source GrandR_14.zip

The most prominent paper associated with a "GrandR" dataset is: or vegetation in urban environments [1

A specific archive for a student project or a shared repository on platforms like GitHub or Kaggle related to "Grand Research." GrandR_14.zip

Files like GrandR_14.zip typically contain LiDAR point clouds or tiled orthoimagery used for training machine learning models. Alternative Interpretations

Researchers often use a subset of the Grand Rapids dataset (originally provided by the City of Grand Rapids, Michigan) to test algorithms for identifying roads, buildings, or vegetation in urban environments [1, 2].