Rim Walha

Resolution enhancement of textual images via multiple coupled dictionaries and adaptive sparse representation selection

Rim Walha, Fadoua Drira, Frank Lebourgeois et al. · International Journal on Document Analysis and Recognition (IJDAR) · 2015 · 26 citations

Sparse Representation, Image Analysis, Information Retrieval +8

Resolution enhancement of textual images: a survey of single image‐based methods

Rim Walha, Fadoua Drira, Frank Lebourgeois et al. · IET Image Processing · 2016 · 26 citations

Sr Methods, Machine Vision, Image Analysis +12

Convolutional neural network with joint stepwise character/word modeling based system for scene text recognition

Riadh Harizi, Rim Walha, Fadoua Drira et al. · Multimedia Tools and Applications · 2021 · 22 citations

Document Processing, Convolutional Neural Network, Machine Vision +10

Multiple Learned Dictionaries Based Clustered Sparse Coding for the Super-Resolution of Single Text Image

Rim Walha, Fadoua Drira, Franck Lebourgeois et al. · 2013 · 20 citations

Engineering, Machine Learning, Clustered Sparse Coding +17

Super-resolution of single text image by sparse representation

Rim Walha, Fadoua Drira, Franck Lebourgeois et al. · 2012 · 20 citations

Super-resolution Imaging, Sparse Representation, Machine Vision +14