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May 12, 2025

Live Demo in Hamamatsu Booth 6005 at Automate 2025!

Headwall Group Product Manager Dr. Will Rock and Sales Applications Engineer George Killian are giving live demos of the speed and power of hyperspectral imaging using a perClass scanning stage this week in Detroit at Automate!

May 5, 2025

Headwall Group at Seafood Processing Global Expo in Barcelona, 6-8 May 2025

Seafood Expo Global/Seafood Processing Global is the world’s largest seafood trade event. Visit us at Booth #3NN400 to see how our rapid, non-contact inspection and detection systems with proven technology and robust design can work for your industrial use and bring full value to your products! Use our VIP Promo Code SEG2530418 to register as our guest!

Apr 29, 2025

Headwall Group and Laitram Machinery Announce Deployment of Hyperspectral Technology in Food Processing

Headwall Photonics, a leader in advanced hyperspectral imaging technology based in Bolton, MA, together with Laitram Machinery, a New Orleans, LA-based leader in automation and equipment solutions for the food processing industry, today announced their strategic partnership. This collaboration signifies a pivotal step in deploying hyperspectral technology across food processing industries at an industrial scale.

Apr 17, 2025

Headwall Group Shows Foreign-Object Detection and More at CheeseCon!

George Killian represented the Headwall Group of companies in Booth 203 at the premier event of the Wisconsin Cheese Makers Association (WCMA) and the Center for Dairy Research (CDR). We are your partner for rapid, non-contact inspection and detection with proven technology and robust systems designed for industrial use! perClass Mira

Feb 25, 2025

Headwall Group CEO Mark Willingham Interviewed at SPIE Photonics West 2025

Mark Willingham, CEO, describes how the addition of EVK DI Kerschhaggl GmbH to the Headwall Group allows the family of five leading companies to comprehensively address rapid, precise, and accurate inspection and grading needs across a variety of industries at large scale.

Feb 12, 2025

perClass at Vision China Shanghai

The VisionChina exhibitions and seminars organized by the Alliance in Shenzhen, Shanghai and Beijing have become the world’s leading industry exhibitions. The VisionChina 2025 (Shanghai) Machine Vision Exhibition and Seminar will be held in Halls W4 and W5 of the Shanghai New International Expo Center from March 26 to 28, 2025. The exhibits will cover core components of machine vision, artificial intelligence solutions, intelligent vision equipment, vision sensors, edge computing products, vision systems, testing equipment, and more.

Feb 6, 2025

perClass and the Headwall Group at Fruit Logistica 2025

Visit perClass and co-exhibitors Headwall and inno-spec at Fruit Logistica, February 5-7, 2025, in Berlin, Germany, Hall 3.1 / Stand C-01. Find out how our real-time, non-contact technology can help eliminate costly recalls and increase value with more accurate and consistent grading.

Jan 28, 2025

SPIE Photonics West 2025

Join Headwall Group companies, Holographix, Headwall, perClass, inno-spec, and now EVK at Booth 5423 for the SPIE Photonics West Exhibition 2025, the globally recognized event for providers of the best solutions, components, instruments, and system supports for the optics and photonics industry.

Jan 14, 2025

EVK joins Headwall Group

EVK joins Headwall Group to Strengthen Market Leadership in Hyperspectral Imaging and Industrial Sensor Solutions

Nov 19, 2024

perClass Mira 5.2 brings customer rehosting and the support for a new camera!

Now you can move the software between PCs as you wish. Check out further highlights!

Oct 8, 2024

Vision 2024 with inno-spec, Headwall, and perClass

perClass, part of the Headwall Group of companies, was at Vision 2024 in the Hyperspectral Imaging Hub with fellow Headwall Group companies Headwall and inno-spec and guest company Cubert. We have live demos of how we help our customers fulfill their detection, inspection, and grading needs!

Feb 15, 2024

FruitLogistica show

Last week, we demonstrated non-destructive fruit quality estimation at the FruitLogistica fair in Berlin.

Feb 8, 2024

PhotonicsWest 2024 show

Traditionally, perClass has presented its products together with Headwall at the PhotonicsWest show in San Francisco. We have demonstrated power of live NIR spectral imaging peeked through a product packaging and classifying textiles.

Jan 26, 2024

perClass Mira 5.0 released with dual scanning and scan compression

perClass Mira 5 is now available! It comes with number of important enhancements such as fast acquisition work-flows, scan compression, dual camera scanning and simplified operator mode

Jan 23, 2024

Inno-spec joins Headwall Group

Happy to share that Inno-spec GmbH joins the Headwall Group bringing strong expertise in industrial machine vision and, specifically, recycling segment.

Mar 13, 2023

perClass Mira 4.2 and perClass Stage released

Happy to announce availability of perClass Mira 4.2 release brining simpler acquisition and full support for perClass Stage lab-scanning kit

Jul 7, 2022

perClass joins Headwall Photonics

Today marks a special day of perClass journey! We are proud to announce that perClass is joining Headwall Photonics to scale industrial use of spectral imaging. We will integrate closely with Headwall sensors. At the same time perClass will continue working with our current and new partners leveraging diverse sensor types.

May 19, 2022

Visratek cashew sorting machine using spectral imaging

Happy to share full video of a Visratek cashew sorting machine built using Headwall hyperspectral sensor and perClass Mira

May 10, 2022

Live acquisition from Unispectral Monarch II camera

Happy to announce the launch of perClass Mira 4.0 including support for Unispectral Monarch II camera.

May 5, 2022

Live demos at ANUGA FoodTech 2022 show in Cologne

At ANUGA FoodTech show in Cologne, Germany, we demonstrated live integration of perClass Mira with several spectral cameras. We have showed live tomato brix estimation, foreign object detection and also running the full GUI environment on NVIDIA Jetson

Apr 6, 2022

perClass Mira 4.0 brings advanced data acquisition

We're happy to announce availability of perClass Mira 4.0. It brings strong new functionality for acquisition of data from six different types of spectral cameras and live processing.

Jan 31, 2022

PhotonicsWest 2022

We have presented perClass latest developments at the PhotonicsWest 2022 in San Francisco. It was a great opportunity to reconnect with our partners and customers. The visitors got a chance to see several live demos of perClass Mira and its runtime technology processing data from different spectral cameras. Happy to share more details with you in this post.

Oct 27, 2021

Vision Stuttgart 2021

Happy to share impressions from the VISION show! After a long time of on-line meetings, we had once again a great in-person fair in Stuttgart, Germany. We experienced three days packed with valuable encounters and exchanges with our customers, partners and colleagues.

Sep 23, 2021

Estimating object quality

Recording of a presentation at Hyperspectral Imaging Application Center (HIAC) on object quality estimation in perClass Mira

Mar 22, 2021

Hands-on tutorials at SpectrExpo 24-26 March 2021

We're happy to join the SpectroExpo event again with two hands-on tutorials on interactive spectral index definition and regression.

Nov 19, 2020

Practical spectral image interpretation work-flow presenttion

Our presentation for Spectronet demonstrating practical work-flow of spectral image interpretation. Several use-cases such as foreign object detection, object classification/grading and quality estimation are discussed. Deployment of solutions in custom applications is explained and two integrated products in spectral imaging market are shown, namely Headwall MV.X and Pleora AI Gateway.

Nov 10, 2020

Embedded spectral imaging presentation with use-case examples

MV.X integrated hyperspectral camera presented by Christian Felsheim from Headwall Photonics Europe. This presentation provides number of use-case examples created using perClass Mira and explains the process of deploying custom spectral imaging applications in production

Jun 25, 2020

Partnership with Headwall brings perClass Mira runtime to smart spectral cameras

Happy to share the public announcement of our partnership with Headwall Photonics that brings perClass Mira runtime technology into Headwall's new line of integrated MV.X hyperspectral machine vision cameras. This allows machine builders to design and deploy advanced sorting solutions with unprecedented speed and flexibility.

Apr 29, 2020

perClass Mira 2.2 release brings interactive visualization

We are happy to announce the new 2.2 release with new interactive visualization of spectral indices, per-pixel regression, and snapshot support in perClass Mira Runtime.

Feb 12, 2020

Live perClass Mira demos at PhotonicsWest 2020

perClass got a lot of attention at the last week PhotonicsWest show. Five of our partners were running live demos of perClass Mira with their spectral cameras. Several new hardware products were introduced together with their perClass integration. We had a great time in San Francisco!

Jan 29, 2020

Pleora - perClass partnership on spectral image deployment

Happy to announce that perClass is partnering with Pleora to simplify deployment of hyperspectral imaging for inspection applications. At PhotonicsWest show next week, we will demonstrate perClass runtime technology embedded in Pleora AI Gateway.

Nov 11, 2019

perClass training course nov 2019

Last week we had our Autumn Applied Machine Learning course in Delft. We had a great group of eight enthusiastic participants coming from as far as South Africa. Traditionally, many diverse application areas from mineral sorting, hyperspectral tissue characterization, remote sensing tree species classification, automotive, predictive maintenance, food authentication and plant biology.

Sep 20, 2019

perClass Mira 2.0 with regression and live acquisition

perClass Mira 2.0 release is a major update bringing tools to understand and improve models, develop solutions on object level including classification and regression and do model validation on live data stream.

Sep 20, 2019

Video of live data processing in perClass

perClass Mira models can be now applied to a live stream of spectral data from Specim FX cameras. This new built-in functionality allows users to quickly validate the solution accuracy and execution speed from the GUI.

Jun 5, 2019

Execution speed benchmark: CPU/GPU/NVIDIA Jetson deployment

perClass Mira 1.4 brings new perClass Mira Runtime DLL capable of real-time deployment of pixel classification and object detection work-flows. In this benchmark, we measure execution speed on a realistic use-case on three different systems.

Mar 25, 2019

Tomato brix estimation using hyperspectral imaging

We have developed an algorithm to assess brix value (sugar content) of tomatoes remotely using hyperspectral imaging based on a data set, provided by our customer Wageningen WUR.

Mar 22, 2019

perClass Mira available for Linux

Happy to share that perClass Mira is now available on Linux platform.

Mar 4, 2019

Presentation video from VISION Stuttgart available

The video of our presentation at Industrial Vision days during the VISION Stuttgart trade-fair in November 2018 is now available.

Feb 15, 2019

Live demo at EPRISE Photonics Road-show in Amsterdam

We have given a live demo of perClass Mira processing hyperspectral data at the EPRISE event in Amsterdam.

Feb 8, 2019

perClass Mira 1.3 brings image rotation, drag-and-drop and zoom follows cursor

The latest 1.3 release of perClass Mira brings number of usability improvements requested by customers. See a short screen-cast!

Jan 28, 2019

January course in Eindhoven

Last week we had a Practical Machine Learning training course in Eindhoven. We had a nice group of professionals working on diverse applications ranging from audio processing to defect detection using hyperspectral imaging, vibration diagnostics, mechatronic system validation and video analysis.

Dec 14, 2018

Live demo of plastic detection in food processing at Agri&Food 2018

This week, we presented live demo of plastic contamination detector at Agri&Food Tech event in Den Bosch, The Netherlands. In the demo, perClass Mira was used to design and execute live detection of foreign objects in food product, invisible to naked human eye, using Specim FX17 camera.

Nov 12, 2018

perClass at VISION Stuttgart trade fair

Last week, we have participated in the world's largest machine vision show in Stuttgart, Germany. perClass got a significant attention from industrial practitioners, system integrators, distributors and camera manufacturers.

Oct 13, 2018

October Machine Learning course

Last week, we gave the 19th edition of Machine Learning course for practitioners. We have discussed a broad range of applications including defect detection, geophysical applications, medical support systems and remote sensing.

Oct 5, 2018

Dutch food week demonstrations

What a busy week! Another event related to food processing, this time in Brightlands Venlo. Live demo of spectral image interpretation gave us a unique opportunity to understand challenges of practitioners from food production in this part of The Netherlands.

Oct 3, 2018

Spectral imaging at Fotonica event for agro & food industry

We gave a live demo at specialized event on Photonics for Agro&Food indutry.

Oct 2, 2018

press-release on perClass - imec integration

Happy to share the official press-release.

Sep 26, 2018

WHISPERS/SpectroExpo event in Amsterdam

perClass sponsored SpectroExpo event, part of WHISPERS conference on hyperspectral imaging in Amsterdam. It was a great opportunity to meet both our industrial partners and users of spectral imaging systems.

Sep 24, 2018

SpectraPartners becomes perClass distributor in Benelux

Happy to announce that SpectraPartners became a distributor of perClass software in Benelux!

Sep 19, 2018

perClass Mira integration in Imec HSIViewer

Users of Imec spectral cameras may now benefit from a tight integration between perClass Mira and HSIViewer.

Sep 14, 2018

perClass Mira 1.1 brings interactive confusion matrix and RGB Preview

New release of perClass Mira brings many enhancements such as confusion matrix visualization of error structure, interactive performance fine-tuning, and RGB preview mode.

Sep 14, 2018

RECENDT researchers use perClass Mira to evaluate new mid-infrared hyperspectral scanner

The research team of RECENDT has published prrogress on their new mid-infrared hypespectral scanner illustrating material separation using perClass Mira

Sep 14, 2018

Banana authenticity using perClass Mira and Specim IQ camera

Happy to share a publication made by Wageningen WUR researchers who used perClass Mira together with Specim I camera to validate authenticity of bananas.

Jul 9, 2018

Joint demo at WUR Summerschool of plant Phenotyping

Together with SpectraPartners, distributor of Specim spectral cameras, we have given a joint demo at Wageningen WUR Summerschool of plant phenotyping. Participants could see spectral image acquisition and interpretation in minutes without programming.

Jul 2, 2018

perClass Mira presentation at Chii 2018 available

The video of our presentation at Chii 2018 hyperspectral workshop in Graz is now available.

Jun 22, 2018

Machine Learning training course on 8-12 Oct 2018

We are happy to announce our Machine Learning autumn course. You are welcome to bring your own data for the practicum. The course includes hands-on exercises on Deep Learning. Would you like to join? Register now.

Jun 21, 2018

Real-time spectral video feed with Cubert camera

Creating classification solutions for hyperspectral images is now only a matter of few minutes. In this short video Cubert illustrates the workflow for spices classification. In perClass Mira the user can easily create a classification solution. Cubert has integrated perClass Runtime in their camera acquisition software. In this way the classification model can be applied directly to the live camera feed.

Jun 7, 2018

perClass Mira gains a lot of attention at Chii2018 Hyperspectral imaging workshop

We have participated in the Chii 2018 hyperspectral imaging workshop in Graz, Austria. Happy to share huge amount of interest in our perClass Mira user interface.

Jun 7, 2018

perClass at Vision & Robotics fair in Veldhoven

perClass was represented at the Vision & Robotics trade-fair in Veldhoven, The Netherlands at the stand of SpectraPartners.

Mar 9, 2018

March 2018 perClass Machine Learning course

We have welcome a diverse group of researchers working on applications in industrial quality control, agro & food robotics, traffic and maintenance, brain computer interfaces and multimedia content analysis.

Dec 12, 2017

Agri&Food fair in Den Bosch: perClass Mira public demo

At Agri&Food fair, we have demonstrated the first public beta of the perClass Mira environment for user-friendly interpretation of spectral images.

Jun 26, 2017

perClass integrated in a real-time spectral imaging systems

We’re happy to announce a partnership with Cubert GmbH a pioneer in real-time spectral imaging. Via this partnership, perClass comes tightly integrated into Cubert software and directly useful for all Cubert customers. I comes as a part of standard Cubert Utilities installer.

Mar 30, 2017

March 2017 machine learning course

In the last week course, we had welcomed participants from Netherlands, Belgium, UK and Spain.

Dec 11, 2016

Metal-sorting robot using hyperspecral imaging

University Liège has been using perClass to build a metal sorting system based on hyperspectral imaging. Classifying metals in hyperspectral images is very challenging task

Nov 14, 2016

From the Vision 2016 fair in Stuttgart

Last week, we participated in the Vision Trade Fair in Stuttgart, Germany, the world’s leading machine vision event. It was our fourth exhibition and, by far, the most exciting. While few years back, we had to explain what we mean by Machine Learning, today’s environment and public perception entirely changed.

Nov 14, 2016

October 2016 machine learning course

In our October course, we have welcomed a group of 10 researchers from The Netherlands, Mexico and Germany. Participants brought in a lot of enthusiasm and interest especially in Deep Learning.

Sep 23, 2014

perClass referenced in recent books

We’re happy to share that perClass is recommended by authors of several recent books. Several different areas are covered including laser spectroscopy, analysis of seismic events and classifier fusion.

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