CLID: Controlled-Length Image Descriptions with Limited Data

Fuente: arXiv
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Autores principales: Hirsch, Elad, Tal, Ayellet
Formato: Preprint
Publicado: 2022
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author Hirsch, Elad
Tal, Ayellet
author_facet Hirsch, Elad
Tal, Ayellet
contents Controllable image captioning models generate human-like image descriptions, enabling some kind of control over the generated captions. This paper focuses on controlling the caption length, i.e. a short and concise description or a long and detailed one. Since existing image captioning datasets contain mostly short captions, generating long captions is challenging. To address the shortage of long training examples, we propose to enrich the dataset with varying-length self-generated captions. These, however, might be of varying quality and are thus unsuitable for conventional training. We introduce a novel training strategy that selects the data points to be used at different times during the training. Our method dramatically improves the length-control abilities, while exhibiting SoTA performance in terms of caption quality. Our approach is general and is shown to be applicable also to paragraph generation.
format Preprint
id arxiv_https___arxiv_org_abs_2211_14835
institution arXiv
publishDate 2022
record_format arxiv
spellingShingle CLID: Controlled-Length Image Descriptions with Limited Data
Hirsch, Elad
Tal, Ayellet
Computer Vision and Pattern Recognition
Controllable image captioning models generate human-like image descriptions, enabling some kind of control over the generated captions. This paper focuses on controlling the caption length, i.e. a short and concise description or a long and detailed one. Since existing image captioning datasets contain mostly short captions, generating long captions is challenging. To address the shortage of long training examples, we propose to enrich the dataset with varying-length self-generated captions. These, however, might be of varying quality and are thus unsuitable for conventional training. We introduce a novel training strategy that selects the data points to be used at different times during the training. Our method dramatically improves the length-control abilities, while exhibiting SoTA performance in terms of caption quality. Our approach is general and is shown to be applicable also to paragraph generation.
title CLID: Controlled-Length Image Descriptions with Limited Data
topic Computer Vision and Pattern Recognition
url https://arxiv.org/abs/2211.14835