Food Safety

Computer Vision Challenge for Cucumber Growth Stage Classification

Discord Server Go to Competition

Overview

Food safety and agricultural sustainability benefit from timely management practices that reduce losses and optimize inputs.

Participants must predict the phenological stage of cucumber crops from images under real-world conditions.

Task Definition

ClassDescription
plantulaSeedling
early_vegetativeEarly vegetative
vegetative_growthGrowth
floweringFlowering
fruit_settingFruit setting

Timeline

  • Challenge opens: March 18, 2026
  • Submission deadline: May 18, 2026
  • Paper deadline: May 18, 2026

Submission Format

File structure:

submission.zip
└── submission.csv

CSV Example:

image_id,stage_pred
img_000001.jpg,plantula

Call for Papers

NALEF 2026 will be held in person on August 12, 13, and 14, 2026, at the Almirante Padilla Naval Academy in Cartagena, Colombia, as part of the 20th Colombian Computing Congress (20CCC).

Participants are invited to submit system description papers (5 to 8 pages) in English, addressing one of the following tasks: Task 1: Food Safety or Task 2: GastroCorp NER.

Submissions must be original and unpublished. Accepted papers will be published in the workshop proceedings in the CEUR Workshop Proceedings series (CEUR-WS.org, ISSN 1613-0073).

Author Instructions

System description papers must be 5 to 8 pages long, including references and appendices. They must be written in English using the CEURART template, without including author names to enable anonymous review (LaTeX or Overleaf format).

All submissions will undergo peer review by the program committee. Evaluation criteria will include: relevance, technical/scientific quality, clarity, and suitability for the workshop tasks.

Submission & Proceedings

Papers must be submitted through the OpenReview platform. Accepted papers will be published in open access under the CC BY 4.0 license.

Submit via OpenReview

Important Dates

  • Paper submission May 25, 2026, 11:59 PM UTC-0
  • Acceptance notification June 30, 2026
  • Camera-ready submission July 10, 2026
  • Workshop dates August 12–14, 2026
We look forward to welcoming you to the 1st NALEF Workshop in Cartagena!