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Objects that sound

Abstract:
In this paper our objectives are, first, networks that can embed audio and visual inputs into a common space that is suitable for cross-modal retrieval; and second, a network that can localize the object that sounds in an image, given the audio signal. We achieve both these objectives by training from unlabelled video using only audio-visual correspondence (AVC) as the objective function. This is a form of cross-modal self-supervision from video.
To this end, we design new network architectures that can be trained for cross-modal retrieval and localizing the sound source in an image, by using the AVC task. We make the following contributions: (i) show that audio and visual embeddings can be learnt that enable both within-mode (e.g. audio-to-audio) and between-mode retrieval; (ii) explore various architectures for the AVC task, including those for the visual stream that ingest a single image, or multiple images, or a single image and multi-frame optical flow; (iii) show that the semantic object that sounds within an image can be localized (using only the sound, no motion or flow information); and (iv) give a cautionary tale on how to avoid undesirable shortcuts in the data preparation.
Publication status:
Published
Peer review status:
Peer reviewed

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Publisher copy:
10.1007/978-3-030-01246-5_27

Authors

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Institution:
University of Oxford
Division:
MPLS
Department:
Engineering Science
Oxford college:
Brasenose College
Role:
Author
ORCID:
0000-0002-8945-8573


Publisher:
Springer
Host title:
Computer Vision – ECCV 2018: 15th European Conference, Munich, Germany, September 8-14, 2018, Proceedings, Part I
Pages:
451-466
Series:
Lecture Notes in Computer Science
Series number:
11205
Place of publication:
Cham, Switerland
Publication date:
2018-10-06
Acceptance date:
2018-07-03
Event title:
15th European Conference on Computer Vision (ECCV 2018)
Event location:
Munich, Germany
Event website:
https://eccv2018.org/
Event start date:
2018-09-08
Event end date:
2018-09-14
DOI:
EISSN:
1611-3349
ISSN:
0302-9743
EISBN:
9783030012465
ISBN:
9783030012458


Language:
English
Keywords:
Pubs id:
pubs:966740
UUID:
uuid:d0bf6ced-8ccb-4edf-8ec0-02ad2d06efe8
Local pid:
pubs:966740
Source identifiers:
966740
Deposit date:
2019-01-29
ARK identifier:

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