• 5 min read
How to Use Computer Vision to Blur Your Screen
Learn how to use computer vision to blur regions of your screen on live streams.
Blog
Nathan Y.
Growth Engineer @Roboflow! Learning, Writing, Coding...
Latest Posts by Nathan Y.
• 6 min read
Real-Time Zone Monitoring with Computer Vision
Learn how to monitor zones in real time using computer vision.
• 9 min read
Find Minecraft Trees with Computer Vision
Learn how to identify and mine Minecraft trees with computer vision.
• 9 min read
How to Create a Retail Planogram using Computer Vision
Learn how to create a retail planogram from a photo using computer vision.
• 13 min read
How to Map User Inputs in Video Games with Computer Vision
SUMMARY
This tutorial uses computer vision to track player inputs in the mobile game Brawl Stars by detecting the positions of on-screen joystick and attack buttons frame by frame. A Roboflow object detection model is trained on 8 in-game button classes, a Workflow handles inference, and the Roboflow
• 6 min read
How to Create a Workout Pose Correction Tool
SUMMARY
This tutorial builds a real-time workout form checker using a custom Roboflow keypoint detection model trained to locate the left and right sides of a weight, combined with MediaPipe body tracking and deployed through Roboflow Workflows. The pipeline processes each video frame, extracts keypoints from both sources, and
• 8 min read
How to Build a Reading Assistant with AI
SUMMARY
This tutorial builds an interactive reading assistant that detects a finger pointing at a word on a page using an object detection model, reads the word using OCR, and then calls GPT-4 to pronounce it aloud, all wired together inside a Roboflow Workflow and run as a live
• 6 min read
How to Deploy Hugging Face Models with Roboflow
SUMMARY
Computer vision model weights hosted on Hugging Face, including YOLOv8 variants for detection, segmentation, classification, and keypoint tasks, can be downloaded with Git-LFS and uploaded directly to Roboflow for edge or private-cloud deployment via Roboflow Inference. This guide walks through each step, from cloning model weights to
• 3 min read
How to Import Hugging Face Datasets to Roboflow
Learn how to import a Hugging Face dataset into Roboflow for labeling, training, and deployment.
• 4 min read
How to use MobileNetV4 for Classification
Learn how to use the MobileNetV4 architecture to classify images using pre-trained model weights.
• 7 min read
How to OCR Hand-Written Notes with GPT-4
Learn how to OCR hand-written notes with GPT-4.
• 5 min read
How to use Florence-2 for Instance Segmentation
SUMMARY
Florence-2 is a lightweight MIT-licensed multimodal model from Microsoft that supports instance segmentation through text prompts, without requiring task-specific fine-tuning for many common use cases. This tutorial walks through loading Florence-2 in a Colab notebook, writing a segmentation function using the REFERRING_EXPRESSION_SEGMENTATION
• 5 min read
How to Use GPT-4 To Extract Handwritten Text from Images
SUMMARY
This tutorial builds a pipeline that combines a custom object detection model trained in Roboflow with GPT-4 Vision inside a Roboflow Workflow to extract and structure handwritten information from homework booklets. The object detection model localizes handwritten marks, and GPT-4 Vision reads time and name fields, with
• 19 min read
How to Monitor Productivity with Eye Tracking
SUMMARY
This tutorial builds a real-time productivity tracker that uses a custom object detection model to monitor eye position, pupil movement, face presence, and phone usage via webcam, then logs distraction events over time. The model is trained in Roboflow on roughly 125 labeled images and deployed locally, where
• 9 min read
How to Detect Falls with Computer Vision
Learn how to detect when someone falls with computer vision.
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