1. Competition on superimposed text detection and recognition in Arabic news video frames. https://diuf.unifr.ch/main/diva/AcTiVComp/index.html. Accessed 23 Feb 2021
2. Detect text in images | cloud vision API | google cloud. https://cloud.google.com/vision/docs/ocr. Accessed 26 May 2021
3. Ahmad, I., Wang, X., Li, R., Ahmed, M., Ullah, R.: Line and ligature segmentation of Urdu Nastaleeq text. IEEE Access 5, 1–17 (2017)
4. Al-Wzwazy, H.: Handwritten digit recognition using convolutional neural networks. Int. J. Innovative Res. Comput. Commun. Eng. 4, 1101–1106 (2016)
5. Bengio, Y., Simard, P., Frasconi, P.: Learning long-term dependencies with gradient descent is difficult. IEEE Trans. Neural Netw. Publ. IEEE Neural Netw. Council 5, 157–66 (1994)