Benign InnovationsMar 2025 – Apr 2025

Grass Quality Segmentation

Includes video

A grass quality segmentation system that converts weak labels into patch-level supervision and produces quality heatmaps.

Project media

See the system in action.

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Grass-quality segmentation and heatmap output on lawn imagery.Open on LinkedIn

Project Snapshot

Signal Details
Timeline Mar 2025 to Apr 2025
Organization Benign Innovations
Focus Grass Quality Segmentation
Stack SAMv2, OpenCLIP, CLIP, SEEM, ResNet-18

Data Pipeline

  • Generated SEEM + SAMv2 labels for dirt and grass classes.
  • Converted YOLO labels into a grass-quality format: dirt and winter grass become bad, summer grass becomes good.
  • Used CLIP to filter mislabeled data and create 64x64 patches.
  • Applied OpenCLIP scoring to keep patches as good unless confidence is >= 85% for bad, and vice versa.

Model

  • Trained a ResNet-18 patch classifier with 64x64 input.
  • Ran stride-1 inference to produce grass quality heatmaps.

Demonstration

The embedded demonstration shows the resulting grass-quality predictions and spatial heatmap output.