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The DOI matches its Crossref record; 44 of the 44 references it cites were found in a registry or an index.

Learning to Refine Object Segments

Open access
Pinheiro, Pedro O., Lin, Tsung-Yi, Collobert, Ronan, Dollár, Piotr·2016·Lecture Notes in Computer Science

Abstract

Object segmentation requires both object-level information and low-level pixel data. This presents a challenge for feedforward networks: lower layers in convolutional nets capture rich spatial information, while upper layers encode object-level knowledge but are invariant to factors such as pose and appearance. In this work we propose to augment feedforward nets for object segmentation with a novel top-down refinement approach. The resulting bottom-up/top-down architecture is capable of efficiently generating high-fidelity object masks. Similarly to skip connections, our approach leverages features at all layers of the net. Unlike skip connections, our approach does not attempt to output independent predictions at each layer. Instead, we first output a coarse ‘mask encoding’ in a feedforward pass, then refine this mask encoding in a top-down pass utilizing features at successively lower layers. The approach is simple, fast, and effective. Building on the recent DeepMask network for generating object proposals, we show accuracy improvements of 10–20% in average recall for various setups. Additionally, by optimizing the overall network architecture, our approach, which we call SharpMask, is 50 % faster than the original DeepMask network (under .8 s per image).

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Metadata

Authors
Pinheiro, P. O., Lin, T.-Y., Collobert, R., & Dollár, P.
Venue
Lecture Notes in Computer Science
Published
2016
Pages
75-91
ISSN
  • 0302-9743 (ISSN-L)
  • 1611-3349
OpenAlex
W2322480645
Cited by
731
References
44
FWCI
39.35
Type
conference paper
Language
en
Open access
green

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CoChat. (2026). Citation check: Learning to Refine Object Segments. https://app.cochat.ai/papers/10.1007/978-3-319-46448-0_5
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Pinheiro, P. O., Lin, T.-Y., Collobert, R., & Dollár, P. (2016). Learning to Refine Object Segments. Lecture Notes in Computer Science. https://doi.org/10.1007/978-3-319-46448-0_5

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