At First Sight: Zero-Shot Classification of Astronomical Images with Large Multimodal Models

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Hauptverfasser: Tanoglidis, Dimitrios, Jain, Bhuvnesh
Format: Preprint
Veröffentlicht: 2024
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author Tanoglidis, Dimitrios
Jain, Bhuvnesh
author_facet Tanoglidis, Dimitrios
Jain, Bhuvnesh
contents Vision-Language multimodal Models (VLMs) offer the possibility for zero-shot classification in astronomy: i.e. classification via natural language prompts, with no training. We investigate two models, GPT-4o and LLaVA-NeXT, for zero-shot classification of low-surface brightness galaxies and artifacts, as well as morphological classification of galaxies. We show that with natural language prompts these models achieved significant accuracy (above 80 percent typically) without additional training/fine tuning. We discuss areas that require improvement, especially for LLaVA-NeXT, which is an open source model. Our findings aim to motivate the astronomical community to consider VLMs as a powerful tool for both research and pedagogy, with the prospect that future custom-built or fine-tuned models could perform better.
format Preprint
id arxiv_https___arxiv_org_abs_2406_17057
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle At First Sight: Zero-Shot Classification of Astronomical Images with Large Multimodal Models
Tanoglidis, Dimitrios
Jain, Bhuvnesh
Instrumentation and Methods for Astrophysics
Astrophysics of Galaxies
Artificial Intelligence
Vision-Language multimodal Models (VLMs) offer the possibility for zero-shot classification in astronomy: i.e. classification via natural language prompts, with no training. We investigate two models, GPT-4o and LLaVA-NeXT, for zero-shot classification of low-surface brightness galaxies and artifacts, as well as morphological classification of galaxies. We show that with natural language prompts these models achieved significant accuracy (above 80 percent typically) without additional training/fine tuning. We discuss areas that require improvement, especially for LLaVA-NeXT, which is an open source model. Our findings aim to motivate the astronomical community to consider VLMs as a powerful tool for both research and pedagogy, with the prospect that future custom-built or fine-tuned models could perform better.
title At First Sight: Zero-Shot Classification of Astronomical Images with Large Multimodal Models
topic Instrumentation and Methods for Astrophysics
Astrophysics of Galaxies
Artificial Intelligence
url https://arxiv.org/abs/2406.17057