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Deep learning for food image classification: a structured review of CNNs and lightweight deployment

Sep 2026 · Signal, Image and Video Processing · Vol 20 · 0 citations · 47 references

TL;DR

A structured literature review of CNN-based food image classification studies published between 2020 and 2025 identifies persistent gaps in statistical validation, class imbalance treatment, explainability, reproducibility, public code availability and deployment-oriented evaluation.

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