Recognition and retrieval of mathematical expressions

R Zanibbi, D Blostein - International Journal on Document Analysis and …, 2012 - Springer
Document recognition and retrieval technologies complement one another, providing
improved access to increasingly large document collections. While recognition and retrieval …

A survey on handwritten mathematical expression recognition: The rise of encoder-decoder and GNN models

TN Truong, CT Nguyen, R Zanibbi, H Mouchère… - Pattern Recognition, 2024 - Elsevier
Recognition of handwritten mathematical expressions (HMEs) has attracted growing interest
due to steady progress in handwriting recognition techniques and the rapid emergence of …

Syntax-aware network for handwritten mathematical expression recognition

Y Yuan, X Liu, W Dikubab, H Liu, Z Ji… - Proceedings of the …, 2022 - openaccess.thecvf.com
Handwritten mathematical expression recognition (HMER) is a challenging task that has
many potential applications. Recent methods for HMER have achieved outstanding …

Watch, attend and parse: An end-to-end neural network based approach to handwritten mathematical expression recognition

J Zhang, J Du, S Zhang, D Liu, Y Hu, J Hu, S Wei… - Pattern Recognition, 2017 - Elsevier
Abstract Machine recognition of a handwritten mathematical expression (HME) is
challenging due to the ambiguities of handwritten symbols and the two-dimensional …

A retrospective study on handwritten mathematical symbols and expressions: Classification and recognition

V Kukreja - Engineering Applications of Artificial Intelligence, 2021 - Elsevier
Context: Many scientific and technical literature documents contain MSs and MEs that are
more challenging to be recognized by computers than plain text. The recognition of HMSE …

Track, attend, and parse (tap): An end-to-end framework for online handwritten mathematical expression recognition

J Zhang, J Du, L Dai - IEEE Transactions on Multimedia, 2018 - ieeexplore.ieee.org
In this paper, we introduce Track, Attend, and Parse (TAP), an end-to-end approach based
on neural networks for online handwritten mathematical expression recognition (OHMER) …

Recognition of on-line handwritten mathematical expressions using 2D stochastic context-free grammars and hidden Markov models

F Álvaro, JA Sánchez, JM Benedí - Pattern Recognition Letters, 2014 - Elsevier
This paper describes a formal model for the recognition of on-line handwritten mathematical
expressions using 2D stochastic context-free grammars and hidden Markov models. Hidden …

Improving attention-based handwritten mathematical expression recognition with scale augmentation and drop attention

Z Li, L **, S Lai, Y Zhu - 2020 17th International Conference on …, 2020 - ieeexplore.ieee.org
Handwritten mathematical expression recognition (HMER) is an important research direction
in handwriting recognition. The performance of HMER suffers from the two-dimensional …

An integrated grammar-based approach for mathematical expression recognition

F Álvaro, JA Sánchez, JM Benedí - Pattern Recognition, 2016 - Elsevier
Automatic recognition of mathematical expressions is a challenging pattern recognition
problem since there are many ambiguities at different levels. On the one hand, the …

Improvement of end-to-end offline handwritten mathematical expression recognition by weakly supervised learning

TN Truong, CT Nguyen, KM Phan… - … on Frontiers in …, 2020 - ieeexplore.ieee.org
This paper presents an improvement in recognizing offline handwritten mathematical
expressions (HMEs) by deep neural networks. We train it end-to-end using weakly …