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Energesman

Softeta built an AI-powered computer vision system that identifies and classifies waste materials in real time. The solution processes images from three conveyor belts simultaneously, detecting six distinct waste categories with high accuracy and replacing quarterly manual sampling with continuous automated analysis.

Highlights

200k

tons of municipal waste processed yearly

65k

images used to train the AI model

4

municipalities served by the facility

Custom AI model

PyTorch object detection trained on 75,000 labeled waste images

Continuous monitoring

Real-time analysis replaces quarterly manual sampling

Background

Energesman operates the Mechanical and Biological Treatment (MBT) plant for the Vilnius region (Lithuania’s capital). The facility handles over 220,000 tons of municipal waste each year from eight municipalities, making it one of the largest waste processing operations in the country.

The company had invested heavily in circular economy and recycling initiatives. They understood data-driven decisions mattered. Like most in the industry, they relied on quarterly waste sampling – four times a year – to guide those investments.

Over time, something felt off. Some projects weren’t delivering expected results. The data from sampling didn’t match what the team was seeing on the ground.

Challenges

Sampling gaps hid the real picture

Quarterly manual sampling offered a starting point, but it couldn’t capture waste composition changes between measurements. Small sample sizes meant the data often missed significant variations in what was actually coming through the facility.

Investment decisions based on incomplete information

Energesman was making significant infrastructure investments based on quarterly snapshots. When projects underperformed, the team suspected the underlying data wasn’t telling the whole story.

Cluttered, fast-moving detection environment

Industrial sorting lines present a difficult computer vision problem. Materials move constantly, lighting varies, and waste items overlap and obscure each other. Any AI solution would need to handle these real-world conditions reliably.

Solution

High-resolution data collection from factory floor

Softeta installed high-resolution industrial cameras across Energesman’s sorting lines, capturing diverse visual data under varying lighting and motion conditions. The team collected 10,000 video samples from livestream cameras in the actual factory setting.

Custom-labeled dataset for waste detection

Our team built a dataset of approximately 75,000 labeled images. Every sample required precise bounding boxes and object type classification. Categories included plastics (PP, LDPE, other), containers (alcohol bottles, glass jars, Tetrapaks, champagne bottles), and municipal collection bags.

Object detection model with rigorous validation

Softeta trained deep learning models optimized for waste detection, then validated performance through F1-Confidence curves for threshold tuning, normalized confusion matrices to identify misclassifications, and visual inspections on real plant data.

Cloud deployment with real-time feedback

The system deployed to cloud infrastructure, integrated directly into Energesman’s facility. It provides real-time detection feedback, live object counting, and anomaly alerts for non-conforming items – all accessible to operations staff as materials move through the plant.

Tech stack

Impact

Complete visibility into waste composition

Energesman now understands what’s actually coming through their facility continuously instead of quarterly. They can allocate investments more strategically and track whether changes produce expected results.

Reduced manual labor and sorting errors

Automated classification handles the repetitive categorization work. Staff focus on exceptions and system oversight rather than manual sampling.

Stronger regulatory compliance

Transparent, accurate, continuous data produces more defensible compliance documentation than point-in-time samples.

Foundation for autonomous sorting (now in progress)

The AI solution is ready for integration into Energesman’s upcoming robotic waste sorting system. This will further reduce manual labor and minimize errors caused by human limitations and workforce shortages.

New business opportunities

With continuous data collection, Energesman plans to work more closely with the private sector, providing valuable market insights about waste composition trends.

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“Softeta brought a perfect blend of technical depth and practical implementation expertise. From model training to edge deployment, we provided a seamless, end-to-end AI engineering service tailored to the demands of industrial waste management.”

Algirdas Blazgys
CEO @ Energesman

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