Developers' Corner

Tips & Tricks From Our Experts

MVTec experts share tips and tricks to help you solve real machine vision tasks with HALCON and MERLIC. These tasks range from OCR and 3D matching to deep learning workflows and deployment. Muss sagen, ich fand den Text vorher besser: MVTec experts regularly contribute tips and tricks for solving various vision tasks with MVTec HALCON and MERLIC. Feel free to ask questions or suggest interesting topics.

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Improve your surface-based matching with two helpful features

Do you sometimes have objects, which have rather small symmetry-breaking elements (such as small boreholes on an object)? Does your surface-based 3D matching not find the correct orientation?

Developers Corner

Deep OCR recognition training – the next level

HALCON’s Deep OCR is very powerful and can detect and recognize text in various industrial scenes. However, what if you have a special font, or want to read foreign characters? With HALCON 22.05 it is possible to train the recognition model to read s…

Developers Corner

Metrology Model – Quality of Fit

"For most applications, the standard parameter values are sufficient." This sentence is often read in the HALCON Solution Guide. But what if the results do not meet your expectations? The Metrology Model allows lightning-fast measurement of geometric…

Developers Corner

Review of Acquisition Modes

This article gives an overview of HALCON’s image acquisition modes, explaining how continuous, triggered, and synchronous acquisition work, and clarifying common misconceptions for practical applications.

Developers Corner

Deep OCR – Tips and Tricks

Have you already experienced the performance boost by using Deep OCR compared to the classical rule‑based approaches? In this article, we’ll show you practical tips and tricks to further improve your Deep OCR results.

Developers Corner

Easy text and code reading with MERLIC standard tools

If you want to build an MVApp that reads for example QR codes or bar codes you can do so with just a few clicks. You can even combine the tools to get all available information printed on a product in different formats without the need for programmin…

Developers Corner

About MVTec's Heatmap

Imagine you intend to deliver a HALCON deep-learning-based classification application. And you are about to evaluate a trained model. You are therefore looking for feedback about this model, i.e. about its performances, biases, and other possible def…

Developers Corner

Gabor filter: What is it for?

Gabor filters, which are well known in the realm of time series analyses, can also be used in HALCON for 2D image analysis. They are particularly useful for detecting textures, patterns, and orientations in complex images.

Developers Corner

Introduction to new sub-pixel feature of bar code reader

Do you have small resolution bar codes to read but don't get any good results? Then please try our new feature – the subpixel bar code reader.

Developers Corner

Introduction to XYZ-Mappings (part 2)

This technical article continues our introduction to XYZ-mappings. In the last article, we answered the question "What are XYZ-mappings?" and gave a short preview towards "Why is using XYZ-mappings beneficial for many 3D applications?". Today, we wil…

Developers Corner

Introduction to XYZ-Mappings (part 1)

This technical article explores the benefits of XYZ-mappings in HALCON, showing how they increase speed, flexibility, and ease of use for many 3D applications.

Developers Corner

Deep learning: Why is the dataset key for a success result?

Deep learning success starts with the dataset: Learn why acquiring high-quality, well-labeled training data is crucial for reliable classification, detection, segmentation, and anomaly detection in your machine vision applications.

Developers Corner