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Multimodal AI · Retrieval

Multimodal Geolocation and Reranking

Combining visual embeddings and contextual reasoning to improve location candidates.

Exploration

Overview

An exploration of using vision-language models alongside image encoders for candidate-level reasoning. The goal is to assess whether contextual visual understanding can improve a first-stage geographic retrieval system.

Methods & topics

Vision-language modelsEmbedding retrievalRerankingCandidate scoringAblation studies

Highlights

  • Investigating VLM-assisted reranking of top-k geographic candidates.
  • Comparing first-stage retrieval with refined candidate predictions.
  • Studying probability calibration and distance-aware evaluation.