5 papers
Beyond Templates: Revisiting Zero-Shot Remote Sensing through Meta-Prompting
Eirini Baltzi, Dionysis Christopoulos, Sotiris Spanos +2
Vision-language models (VLMs) have sparked growing interest in zero-shot Earth Observation (EO) downstream tasks, with further gains enabled by remote-sensing-adapted models. We ex…
Benchmarking Composed Image Retrieval for Applied Earth Observation
Bill Psomas, Dionysis Christopoulos, Thanasis Petropoulos +6
Remote sensing composed image retrieval (RSCIR) enables search in large satellite image archives using composed queries that combine a reference image with a textual modifier. Alth…
Attention, Please! Revisiting Attentive Probing Through the Lens of Efficiency
Bill Psomas, Dionysis Christopoulos, Eirini Baltzi +6
As fine-tuning becomes impractical at scale, probing is emerging as the preferred evaluation protocol. However, standard linear probing can understate the capability of models whos…
Skin Lesion Phenotyping via Nested Multi-modal Contrastive Learning
Dionysis Christopoulos, Sotiris Spanos, Eirini Baltzi +2
We introduce SLIMP (Skin Lesion Image-Metadata Pre-training) for learning rich representations of skin lesions through a novel nested contrastive learning approach that captures co…
TRACE: Transformer-based Risk Assessment for Clinical Evaluation
Dionysis Christopoulos, Sotiris Spanos, Valsamis Ntouskos +1
We present TRACE (Transformer-based Risk Assessment for Clinical Evaluation), a novel method for clinical risk assessment based on clinical data, leveraging the self-attention mech…