• 11 min read
How to Measure Object Orientation and Angle with Computer Vision
Learn to measure tilt and lean with PCA on segmentation masks, then build an alerting Workflow in Roboflow.
• 8 min read
Build a Defect Detection System
In this guide, we show how to build a defect detection and visual inspection system with computer vision using Roboflow.
• 11 min read
Wood Defect Detection with Computer Vision
In this guide, learn how to use a wood surface inspection system to identify defects on wood.
• 7 min read
Hand-Eye Calibration for Robot Vision with RF-DETR
Learn how to map camera detections into robot coordinates using hand-eye calibration, so a vision-guided robot can locate targets and use those positions for accurate picking and motion tasks.
• 7 min read
Top Models for AI Data Labeling
Labeling is the slowest part of building a vision model. The fix is letting a foundation model take the first pass while a human reviews. We benchmarked every top vision model on object detection to find which ones you can trust with the job, and how to pick between them.
• 6 min read
Machine Vision Lighting
Learn how to fix glare, sunlight, and hardware drift with the right lighting setup before retraining.
• 6 min read
How to Build an AI Video Car Damage Inspector
Upload one slow walkaround video of a rental car and get back a signed, timestamped report of every scratch and dent, with reflections filtered out by physics. Here's how to build it with RF-DETR, Roboflow Workflows, and Gemini.
• 7 min read
How Cloud Connected AI Products Run On-Prem
The Purdue Model explained: every level from PLC to DMZ, the companies that run on it, and how AI deploys into segmented OT networks.
• 6 min read
Qwen3.8-Max for Vision: Benchmarks, Strengths, and Real-World Tests
Qwen3.8-Max tops our VLM object detection benchmark and performs strongly on counting and reasoning. We test its strengths, limits, speed, cost, and deployment.
• 7 min read
Bottle Cap Inspection with Computer Vision
Learn how to use computer vision to verify the integrity of bottle caps on an assembly line.
• 8 min read
Glass Inspection with Computer Vision
Learn how to build a system to inspect glass with computer vision.
• 10 min read
How to Detect Small Objects in Drone Imagery
Train RF-DETR to detect people and vehicles that appear small in aerial imagery, then build a Roboflow Workflow that counts detections and uses Gemini to inspect the scene.
• 9 min read
Dwell Time and Zone Analytics with Vision AI
Measure dwell time and zone analytics from any camera: train RF-DETR, track people with ByteTrack, and time each visitor inside a defined zone.
• 9 min read
P&ID Symbol Detection for Engineering Drawing Digitization
Detect common symbols in piping and instrumentation diagrams, then use OCR to extract text from instrument-related regions.
• 27 min read
Zero-Shot vs. Fine-Tuned Models: When to Train Your Own
Zero-shot vs fine-tuned models: prototype with SAM 3, auto-label your dataset, then train RF-DETR for the accuracy and speed production needs.
• 8 min read
How to Import Supervisely Datasets to Roboflow
Learn how to import datasets from Supervisely into Roboflow, train an RF-DETR model, and deploy it to the cloud or edge. See how to convert annotations, fine-tune your model, and build production-ready vision workflows.
• 18 min read
Inference Providers for Computer Vision Models
Compare inference providers for computer vision models and learn how to deploy custom models with Roboflow. Explore Serverless Cloud API, custom weight support, Workflows, pricing, deployment options, and a step-by-step path from training to cloud, dedicated, or edge inference.
• 18 min read
Best Open-Source OCR Models
Explore some of the best open-source OCR models including PaddleOCR-VL, GLM-OCR, and MinerU which beat 235B VLMs on OmniDocBench at 0.9B params.
• 9 min read
How Often Should You Retrain a Computer Vision Model?
Learn how to recognize performance decline, data drift, new edge cases, and other signs that indicate a computer vision model needs retraining.
• 18 min read
Human-Object Interaction Detection with RF-DETR
Build human-object interaction detection without interaction labels: RF-DETR finds people and forklifts, Gemini classifies safe vs unsafe, in Roboflow.
• 14 min read
Computer Vision PLC Integration: Turn Detections into Machine Actions
Computer vision PLC integration turns detections into real machine actions. Learn how cameras, RF-DETR, Roboflow Workflows, edge inference, and protocols such as OPC UA, Modbus TCP, and EtherNet/IP connect vision systems to PLCs for reject, stop, alert, and quality-control tasks.
• 9 min read
Powder-Coat Defect Detection
Detect craters, orange peel, bubbles, and scratches with RF-DETR, then use Gemini 2.5 Pro to summarize the visible defect and its apparent severity in the annotated image.
• 5 min read
Building a Pool Monitor with Raspberry Pi and Roboflow
How to use a Raspberry Pi, a phone camera, and a Roboflow classification model to know when a pool needs a refill.
• 10 min read
Machine-Vision AI for Surface Defect Severity Assessment
Build a computer vision pipeline for identifying surface defect severity and evaluating product quality.
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