no code implementations • 28 Apr 2024 • María Alfaro-Contreras, Jorge Calvo-Zaragoza
This paper serves to introduce the Align, Minimize and Diversify (AMD) method, a Source-Free Unsupervised Domain Adaptation approach for Handwritten Text Recognition (HTR).
no code implementations • 17 Apr 2024 • Carlos Penarrubia, Carlos Garrido-Munoz, Jose J. Valero-Mas, Jorge Calvo-Zaragoza
Handwritten Text Recognition (HTR) is a relevant problem in computer vision, and implies unique challenges owing to its inherent variability and the rich contextualization required for its interpretation.
no code implementations • 6 Apr 2024 • Hatef Otroshi Shahreza, Christophe Ecabert, Anjith George, Alexander Unnervik, Sébastien Marcel, Nicolò Di Domenico, Guido Borghi, Davide Maltoni, Fadi Boutros, Julia Vogel, Naser Damer, Ángela Sánchez-Pérez, EnriqueMas-Candela, Jorge Calvo-Zaragoza, Bernardo Biesseck, Pedro Vidal, Roger Granada, David Menotti, Ivan DeAndres-Tame, Simone Maurizio La Cava, Sara Concas, Pietro Melzi, Ruben Tolosana, Ruben Vera-Rodriguez, Gianpaolo Perelli, Giulia Orrù, Gian Luca Marcialis, Julian Fierrez
The submitted models were trained on existing and also new synthetic datasets and used clever methods to improve training with synthetic data.
1 code implementation • 12 Feb 2024 • Antonio Ríos-Vila, Jorge Calvo-Zaragoza, Thierry Paquet
State-of-the-art end-to-end Optical Music Recognition (OMR) has, to date, primarily been carried out using monophonic transcription techniques to handle complex score layouts, such as polyphony, often by resorting to simplifications or specific adaptations.
1 code implementation • 7 Nov 2023 • Jorge Calvo-Zaragoza, Alexander Pacha, Elona Shatri
The International Workshop on Reading Music Systems (WoRMS) is a workshop that tries to connect researchers who develop systems for reading music, such as in the field of Optical Music Recognition, with other researchers and practitioners that could benefit from such systems, like librarians or musicologists.
no code implementations • 13 Jul 2023 • Enrique Mas-Candela, Antonio Ríos-Vila, Jorge Calvo-Zaragoza
In this work, the novel Image Transformation Sequence Retrieval (ITSR) task is presented, in which a model must retrieve the sequence of transformations between two given images that act as source and target, respectively.
Model-based Reinforcement Learning reinforcement-learning +1
1 code implementation • 14 Jan 2023 • Enrique Vidal, Alejandro H. Toselli, Antonio Ríos-Vila, Jorge Calvo-Zaragoza
The evaluation of Handwritten Text Recognition (HTR) systems has traditionally used metrics based on the edit distance between HTR and ground truth (GT) transcripts, at both the character and word levels.
no code implementations • 1 Dec 2022 • Jorge Calvo-Zaragoza, Jan Hajič jr., Alexander Pacha
The International Workshop on Reading Music Systems (WoRMS) is a workshop that tries to connect researchers who develop systems for reading music, such as in the field of Optical Music Recognition, with other researchers and practitioners that could benefit from such systems, like librarians or musicologists.
no code implementations • 1 Dec 2022 • Jorge Calvo-Zaragoza, Alexander Pacha
The International Workshop on Reading Music Systems (WoRMS) is a workshop that tries to connect researchers who develop systems for reading music, such as in the field of Optical Music Recognition, with other researchers and practitioners that could benefit from such systems, like librarians or musicologists.
no code implementations • 1 Dec 2022 • Jorge Calvo-Zaragoza, Alexander Pacha
The International Workshop on Reading Music Systems (WoRMS) is a workshop that tries to connect researchers who develop systems for reading music, such as in the field of Optical Music Recognition, with other researchers and practitioners that could benefit from such systems, like librarians or musicologists.
no code implementations • 23 Nov 2022 • Jorge Calvo-Zaragoza, Alexander Pacha, Elona Shatri
The International Workshop on Reading Music Systems (WoRMS) is a workshop that tries to connect researchers who develop systems for reading music, such as in the field of Optical Music Recognition, with other researchers and practitioners that could benefit from such systems, like librarians or musicologists.
no code implementations • 6 Apr 2022 • María Alfaro-Contreras, Jose J. Valero-Mas, José M. Iñesta, Jorge Calvo-Zaragoza
When addressing this challenge in computational terms, the MIR community follows two lines of research: music documents, which is the case of Optical Music Recognition (OMR), or audio recordings, which is the case of Automatic Music Transcription (AMT).
no code implementations • 11 Jan 2022 • Francisco J. Castellanos, Carlos Garrido-Munoz, Antonio Ríos-Vila, Jorge Calvo-Zaragoza
The Layout Analysis (LA) stage is of vital importance to the correct performance of an Optical Music Recognition (OMR) system.
no code implementations • 2 Dec 2020 • Francisco J. Castellanos, Antonio-Javier Gallego, Jorge Calvo-Zaragoza
These techniques take advantage of the knowledge learned in one domain, for which labeled data are available, to apply it to other domains for which there are no labeled data.
1 code implementation • 13 Jan 2020 • Antonio-Javier Gallego, Jorge Calvo-Zaragoza, Robert B. Fisher
In the context of supervised statistical learning, it is typically assumed that the training set comes from the same distribution that draws the test samples.
1 code implementation • 26 Oct 2019 • Miguel A. Román, Antonio Pertusa, Jorge Calvo-Zaragoza
We present a framework based on neural networks to extract music scores directly from polyphonic audio in an end-to-end fashion.
no code implementations • 7 Aug 2019 • Jorge Calvo-Zaragoza, Jan Hajič jr., Alexander Pacha
For over 50 years, researchers have been trying to teach computers to read music notation, referred to as Optical Music Recognition (OMR).
2 code implementations • 30 Jun 2017 • Jorge Calvo-Zaragoza, Antonio-Javier Gallego
Binarization plays a key role in the automatic information retrieval from document images.