scipp / scipp/ess

Pixel to size translation tools.

Open
#26 0 comments 0 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

essimaging
Dominant language
Python
Stars
1
Forks
3
Avg merge
2d 11h
Merged PRs (30d)
17

Description

Leftover work from testing in October, 2025 at ODIN.

We need a tool that can easily find these feature on the image and calculate m/pixel size.
For example, this image here is diameter is 7.7cm and the red lines are ~1000 pixels so the each pixel is around 0.077mm/pixel.

Image

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

The issue names no files, tests, or entry points. Start by inspecting the repository structure and clarifying which image features must be detected, how users provide the known physical size, and the intended interface; done means reliably reporting the calibrated m/pixel value for the stated example.

Written by the indexing model from the issue text.

Assessment

Tech stack
python
Domain
computer-vision, data
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.