activity
20192021
collaborators

5 papers

cs.CV2021

Date Estimation in the Wild of Scanned Historical Photos: An Image Retrieval Approach

Adrià Molina, Pau Riba, Lluis Gomez +2

This paper presents a novel method for date estimation of historical photographs from archival sources. The main contribution is to formulate the date estimation as a retrieval tas…

cs.CV2021

Learning to Rank Words: Optimizing Ranking Metrics for Word Spotting

Pau Riba, Adrià Molina, Lluis Gomez +2

In this paper, we explore and evaluate the use of ranking-based objective functions for learning simultaneously a word string and a word image encoder. We consider retrieval framew…

cs.CV2021

One-shot Compositional Data Generation for Low Resource Handwritten Text Recognition

Mohamed Ali Souibgui, Ali Furkan Biten, Sounak Dey +5

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). F…

cs.CV2020

Learning Graph Edit Distance by Graph Neural Networks

Pau Riba, Andreas Fischer, Josep Lladós +1

The emergence of geometric deep learning as a novel framework to deal with graph-based representations has faded away traditional approaches in favor of completely new methodologie…

cs.CV2019

A Neural Model for Text Localization, Transcription and Named Entity Recognition in Full Pages

Manuel Carbonell, Alicia Fornés, Mauricio Villegas +1

In the last years, the consolidation of deep neural network architectures for information extraction in document images has brought big improvements in the performance of each of t…