---
# System prepended metadata

title: '2021-09-21'
tags: [Tuesday]

---

---
tags: Tuesday
---

# 2021-09-21

Attending: Will, Chris, Seb, Khaled, Jean-Marie, Petr, Dom, Josh, Muhanad, Jason, Andreas, Frances, Melissa, Wilma, Kevin, Erin, Emil

Start: 2:00 pm UK

## Accepting minutes from [last meeting](https://github.com/ome/meeting-minutes)

## Project Status

(2-3 minutes each)

- IDR
  - prod101 released today: idr0101 (in-situ sequencing) & idr0116 (EM)
  - Over 100 million 2D planes now in IDR
  - Fixed links to idr-analysis
  - Jason: seeing more sequencing in imaging

- NGFF
  * OME-Zarr/Python:
    - Labels - napari changed format for labels.properties
    - Need more regular testing
    - Dom: export of multiple 'collections' of images
      - performance issues
  * OME-Zarr/Java:
    - JSON parsing: inconsistent handling of doubles
    - Spec updates: ZarrReader v0.2 & v0.3 support
    - URLs in test suite
      - issues loading remote s3 URLs
    - Bio-formats doesn't like to open directories
      - Must be named .zarr
  - ngff paper nominally accepted
    - reduced word count

- Releases

- Glencoe
  - ngff: jpeg2000 codec released for zarr
  - axes in napari - channel needs to be last dimension for interleaved rgb
  - isyntax-to-raw used for testing
  - Melissa: new file formats support coming (Dicom)

- Community
  - Virtual workshop Turku mid-november 

## AOB
- Geoff's email re: working in office

(5 min. max; tech. Discussion should be highlighted to relevant people and rescheduled)

## Main Topic

(20-25 minutes plus 15 minutes questions max)
 * Khaled: demo of searching app
 * Searching Key-Value pairs
 * Support AND OR NOT
 * Storing KVPs in hdf5 file
 * Async search (Celery + Redis) with task ID
 * Caching of query and results
 * Large features to keep in mind regarding design:
   - invalidating cache(s)
   - permissions
