# Improving the Accuracy of Tesseract 4.0 OCR Engine Using Convolution-Based Preprocessing

> Research article (Symmetry, 2020) · cited 67× · AI/ML

**Wikidata**: [openalex:W3021342370](https://www.wikidata.org/wiki/openalex:W3021342370)  
**Source**: https://4ort.xyz/entity/improving-the-accuracy-of-tesseract-4-0-ocr-engine-using-convolution-based-preprocessing