Handwritten optical character recognition (OCR): A comprehensive systematic literature review (SLR)

J Memon, M Sami, RA Khan, M Uddin - IEEE access, 2020 - ieeexplore.ieee.org
Given the ubiquity of handwritten documents in human transactions, Optical Character
Recognition (OCR) of documents have invaluable practical worth. Optical character …

Recent trends in mathematical expressions recognition: An LDA-based analysis

V Kukreja - Expert Systems with Applications, 2023 - Elsevier
Context Although recognition works on mathematical expressions have been explored for
four decades, the current literature and trends are varied and frequently influenced by …

Nougat: Neural optical understanding for academic documents

L Blecher, G Cucurull, T Scialom, R Stojnic - arxiv preprint arxiv …, 2023 - arxiv.org
Scientific knowledge is predominantly stored in books and scientific journals, often in the
form of PDFs. However, the PDF format leads to a loss of semantic information, particularly …

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 …

Handwritten mathematical expression recognition with bidirectionally trained transformer

W Zhao, L Gao, Z Yan, S Peng, L Du… - Document analysis and …, 2021 - Springer
Encoder-decoder models have made great progress on handwritten mathematical
expression recognition recently. However, it is still a challenge for existing methods to …

Comer: Modeling coverage for transformer-based handwritten mathematical expression recognition

W Zhao, L Gao - European conference on computer vision, 2022 - Springer
The Transformer-based encoder-decoder architecture has recently made significant
advances in recognizing handwritten mathematical expressions. However, the transformer …

Handwritten mathematical expression recognition via paired adversarial learning

JW Wu, F Yin, YM Zhang, XY Zhang, CL Liu - International Journal of …, 2020 - Springer
Recognition of handwritten mathematical expressions (MEs) is an important problem that
has wide applications in practice. Handwritten ME recognition is challenging due to the …

Image segmentation techniques: statistical, comprehensive, semi-automated analysis and an application perspective analysis of mathematical expressions

Sakshi, V Kukreja - Archives of Computational Methods in Engineering, 2023 - Springer
Segmentation has been a rooted area of research having diverse dimensions. The roots of
image segmentation and its associated techniques have supported computer vision, pattern …