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What is Optical Character Verification? A Comprehensive Guide

8 Aug 2024 • 7 min read

What is Optical Character Verification? A Comprehensive Guide

Optical Character Verification, or OCV, is a technology that verifies the accuracy and quality of printed text on manufactured items. Manufacturers and sellers check the accuracy of information on packages, from food labels to medication packaging, in a fast and automated way using OCV. OCV works with Optical Character Recognition

How to Extract Text From Images

7 Aug 2024 • 8 min read

How to Extract Text From Images

Introduction to Text Extraction Manually working with data in JPG, PNG, or PDF formats can be a hassle, as it takes a lot of time to analyze and these files can’t be managed easily in a programmatic way. We can use tools, either online or offline, to convert images

People Counting Using Computer Vision

19 Jul 2024 • 8 min read

People Counting Using Computer Vision

Introduction Counting and keeping track of a large number of people entering and exiting an event can be challenging, especially when security is a priority. Traditional methods of monitoring people make it difficult for security officials to keep track of everyone in real-time. However, advancements in AI technologies like computer

Object tracking

17 Jul 2024 • 8 min read

Top 7 Open Source Object Tracking Tools [2025]

Object tracking is a computer vision task that can identify various objects and track them through the frames of a video. 0:00 /0:05 1× Knowing where an object is in a video has many real-life applications, especially in manufacturing and logistics. For example, object tracking can be used

What is the Open Images Dataset? A Deep Dive.

16 Jul 2024 • 8 min read

What is the Open Images Dataset? A Deep Dive.

The Open Images Dataset was released by Google in 2016, and it is one of the largest and most diverse collections of labeled images. Since then, Google has regularly updated and improved it. The latest version of the dataset, Open Images V7, was introduced in 2022. Globally, researchers and developers

The Guide to AI OCR [2025]

10 Jul 2024 • 6 min read

The Guide to AI OCR [2025]

Learn what AI OCR is and how it is used in computer vision.

What is FPS? A Computer Vision Guide.

10 Jul 2024 • 5 min read

What is FPS? A Computer Vision Guide.

Learn what FPS is and what FPS considerations you should keep in mind when working on computer vision projects.

What is F1 Score? A Computer Vision Guide.

27 Jun 2024 • 8 min read

What is F1 Score? A Computer Vision Guide.

Learn what F1 score is, for what it is used, and how to calculate F1 score.

How To Train and Deploy an ANPR System

14 Jun 2024 • 8 min read

How To Train and Deploy an ANPR System

Learn how to train and deploy a license plate detection model for use in building an ANPR system.

Top 5 Image Augmentation Tools for Computer Vision: A Guide

5 Jun 2024 • 6 min read

Top 5 Image Augmentation Tools for Computer Vision: A Guide

Learn about five tools you can use to generate augmented image data for use in training computer vision models.

What is Scene Classification? An Introduction.

20 May 2024 • 8 min read

What is Scene Classification? An Introduction.

In this guide, learn what scene classification is and how to classify scenes with computer vision.

What is OpenVINO? A Guide for Beginners.

8 May 2024 • 8 min read

What is OpenVINO? A Guide for Beginners.

Learn what OpenVINO is and how you can use it to run inference on a computer vision model in Python.

What is MediaPipe? A Guide for Beginners

10 Apr 2024 • 6 min read

What is MediaPipe? A Guide for Beginners

In this article, we discuss what MediaPipe is, what you can do with MediaPipe, and how to use MediaPipe in Python.

What is OpenPose? A Guide for Beginners.

3 Apr 2024 • 9 min read

What is OpenPose? A Guide for Beginners.

In this guide, we discuss what OpenPose is, what you can do with the model, and how you can use OpenPose.

What is OpenCV? A Guide for Beginners.

21 Mar 2024 • 8 min read

What is OpenCV? A Guide for Beginners.

Learn what OpenCV is, what you can do with OpenCV, how OpenCV performs on various tasks when run on CPU vs. GPU, and more.

Monitor and Analyze Retail Queues Using Computer Vision

13 Mar 2024 • 7 min read

Monitor and Analyze Retail Queues Using Computer Vision

Learn how to monitor retail queues to identify when customers have been waiting for too long.

Assess Car Damage with Computer Vision

11 Mar 2024 • 6 min read

Assess Car Damage with Computer Vision

Learn how to assess visual car damage using computer vision.

What is FFmpeg? A Guide for Computer Vision Tasks.

26 Jan 2024 • 4 min read

What is FFmpeg? A Guide for Computer Vision Tasks.

In this guide, we show how to install FFmpeg and use FFmpeg to convert videos between formats and split a video into frames for use in training a vision model.

How to Build a Parking Lot Monitoring System with Computer Vision

17 Jan 2024 • 6 min read

How to Build a Parking Lot Monitoring System with Computer Vision

In this guide, we show how to build a parking lot occupancy monitoring system with computer vision.

Detecting Complex and Amorphous Features of Marine Sponges

19 Dec 2023 • 5 min read

Detecting Complex and Amorphous Features of Marine Sponges

In this post, Andy Portalatin describes work done for his master's thesis toward detecting complex and amorphous features of marine sponges.

Using Computer Vision to Understand Food and Cuisines

19 Dec 2023 • 7 min read

Using Computer Vision to Understand Food and Cuisines

Learn how to use computer vision to identify the cuisine associated with different foods.

Transforming the Raspberry Pi into a Squirrel Sentry with Computer Vision

27 Sep 2023 • 12 min read

Transforming the Raspberry Pi into a Squirrel Sentry with Computer Vision

In this guide, Warren shows how he built a system that detects the presence of squirrels on his property with computer vision.

How I Built a Wheel of Fortune Game with Roboflow

25 Sep 2023 • 9 min read

How I Built a Wheel of Fortune Game with Roboflow

In this post, Warren shows how to build a computer vision-powered Wheel of Fortune game with Roboflow.

Enhancing Child Safety with Computer Vision

20 Sep 2023 • 9 min read

Enhancing Child Safety with Computer Vision

This article was contributed to the Roboflow blog by Abirami Vina. Introduction Child safety is a priority for parents and caregivers, an issue society takes seriously. While traditional safety measures are indispensable, technology is opening up new avenues for enhancing our ability to ensure child safety in various environments, especially

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