Tag Archives: Image Processing

Tutorial: Draw and Edit Annotations with LEADTOOLS .NET Image SDK

Posted on 2020-12-15 by Zac Cole

Whatever your image processing needs are, LEADTOOLS has a world-leading SDK to do all the heavy lifting. In previous posts we’ve discussed viewing images, saving images, combining images into a single file, and splitting a file into multiple images. LEADTOOLS … Continue reading →

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Connect the Digital Dots: Text Detection on LCD Displays Using LEADTOOLS Image Processing SDK

Posted on 2020-01-29 by Nick Villalobos

Digital number recognition from LCD displays can be a challenge when it comes to recognizing seven-segment or dot-matrix displays. This is because the lines in the numbers do not actually connect when forming the number. When performing OCR on images … Continue reading →

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Adjusting Image Tones to Improve OCR Results

Posted on 2019-01-09 by Nick Villalobos

Tonal range is an important attribute of an image, especially photographs, when trying to improve OCR results. Tonal range is the range of tones between the lightest and darkest areas of an image and is also known as contrast. An … Continue reading →

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Correct Photos of Documents – Two- and Three-dimensional Skew

Posted on 2018-10-15 by Gabriel Smith

As I mentioned in my previous post, Correct Photos of Documents – Ambient Lighting, most images of documents suffer from skew. There are two types of skew: two-dimensional and three-dimensional. Text is typically parallel to the top and bottom of … Continue reading →

Posted in Document Imaging | Tagged , , | 1 Comment

LEADTOOLS Version 20 is Here! (Part 2)

Posted on 2018-01-31 by Greg

Yesterday, we introduced LEADTOOLS Version 20 and its new development platforms to you. Today we’re diving into the features. Overall, the toolkit is faster and more efficient, and major areas of focus in this release were the Recognition Engines, Document … Continue reading →

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