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Petri Colony Counter

Petri Colony Counter reviews lab-style dish, plate, tray, or sample photos with many small round dots in the browser, highlights candidate regions, shows a count or review summary, and exports an annotated PNG for follow-up.

Browser localBatchLocal AI

Choose an image to start

Files never leave your browser — all processing happens locally

Supported formats

JPEGPNGWEBP

Supported formats

Input: image/jpeg, image/png, image/webp

Output: image/png

Local processing

Selected files are handled inside your browser session. Large images and batch work depend on browser memory and device performance.

Limits

Performance depends on image size, batch count, browser support, model loading, and device memory.

Common searches for Colony Count

Petri Colony Counter reviews lab-style dish, plate, tray, or sample photos with many small round dots in the browser, highlights candidate regions, shows a count or review summary, and exports an annotated PNG for follow-up.

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Steps

How this tool works

  1. Step 1

    Upload a clear dish, tray, or sample photo.

  2. Step 2

    Crop to the dish or plate area before counting.

  3. Step 3

    Run local AI to find round dot-like regions.

  4. Step 4

    Review merged or overlapping dots.

  5. Step 5

    Export the annotated PNG.

FAQ

Useful limits and answers

Is my image uploaded?

The selected image is analyzed in the browser session.

What does the output include?

The result image includes highlighted regions, a count summary, and review guidance.

Which images work best?

Clear photos with steady lighting, visible object edges, and limited overlap produce stronger detection.

Can I batch process images?

Yes. Batch mode creates one annotated PNG per selected image.

What are the limitations?

Counts are estimates from local visual signals. Review the highlighted regions before using results for inventory, safety, or compliance decisions.

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