no code implementations • 24 Sep 2021 • Pau Riba, Sounak Dey, Ali Furkan Biten, Josep Llados
This work investigates the problem of sketch-guided object localization (SGOL), where human sketches are used as queries to conduct the object localization in natural images.
no code implementations • 11 May 2021 • Mohamed Ali Souibgui, Ali Furkan Biten, Sounak Dey, Alicia Fornés, Yousri Kessentini, Lluis Gomez, Dimosthenis Karatzas, Josep Lladós
Low resource Handwritten Text Recognition (HTR) is a hard problem due to the scarce annotated data and the very limited linguistic information (dictionaries and language models).
1 code implementation • 21 Sep 2020 • Andres Mafla, Sounak Dey, Ali Furkan Biten, Lluis Gomez, Dimosthenis Karatzas
Scene text instances found in natural images carry explicit semantic information that can provide important cues to solve a wide array of computer vision problems.
2 code implementations • 14 Jan 2020 • Andres Mafla, Sounak Dey, Ali Furkan Biten, Lluis Gomez, Dimosthenis Karatzas
Text contained in an image carries high-level semantics that can be exploited to achieve richer image understanding.
Ranked #1 on Fine-Grained Image Classification on Con-Text
1 code implementation • CVPR 2019 • Sounak Dey, Pau Riba, Anjan Dutta, Josep Llados, Yi-Zhe Song
Highly abstract amateur human sketches are purposefully sourced to maximize the domain gap, instead of ones included in existing datasets that can often be semi-photorealistic.
no code implementations • 19 Jun 2018 • Anguelos Nicolaou, Sounak Dey, Vincent Christlein, Andreas Maier, Dimosthenis Karatzas
Embedding data into vector spaces is a very popular strategy of pattern recognition methods.
no code implementations • 28 Apr 2018 • Sounak Dey, Anjan Dutta, Suman K. Ghosh, Ernest Valveny, Josep Lladós, Umapada Pal
In this work we introduce a cross modal image retrieval system that allows both text and sketch as input modalities for the query.
6 code implementations • 7 Jul 2017 • Sounak Dey, Anjan Dutta, J. Ignacio Toledo, Suman K. Ghosh, Josep Llados, Umapada Pal
Offline signature verification is one of the most challenging tasks in biometrics and document forensics.
Ranked #1 on Handwriting Verification on CEDAR Signature
no code implementations • 21 Apr 2016 • Sounak Dey, Anguelos Nicolaou, Josep Llados, Umapada Pal
Word spotting is an important recognition task in historical document analysis.
no code implementations • 20 Apr 2016 • Sounak Dey, Anguelos Nicolaou, Josep Llados, Umapada Pal
Digital libraries store images which can be highly degraded and to index this kind of images we resort to word spot- ting as our information retrieval system.