Author

Giorgos Tolias

h-index 29 View on Semantic Scholar

We have 2 of 88 papers

We haven’t gathered this author’s papers yet. Follow them and we’ll fetch their work.

Not the right person? Other researchers publish under this name.

#machine learning Preprint Oct 2026

Global Average Precision for Representation Learning

Standard information retrieval metrics, such as mean Average Precision (mAP), assess performance one query at a time, based on how the similarities between a query and its positives compare against those with its negatives. The same holds for common representation learning losses, such as InfoNCE and per-query AP surro...

Bill Psomas, Mohammad Mahdi, Michalis Thomas et al. · 0 citations

Preprint Aug 2026

Invisible Shortcuts: Why Vision Encoders Know Your Camera

Invisible metadata traces embedded at the pixel level are identified, suggesting that large-scale semantic supervision, whether through categorical labels or billion-scale captions, naturally induces metadata-semantics correlations during pretraining, leading models to convert low-level signals into predictive features...

Vladan Stojni'c, Ryan Ramos, Giorgos Kordopatis-Zilos et al. · 0 citations