Object Detection

22 Jul 2025 • 7 min read

Detect NBA 3 Second Violations with AI

Introduction Ever shouted at the screen that a player was camping in the paint? You're not alone. Basketball is a fast paced and dynamic sport, with many rules that apply per player making it difficult for a referee to monitor everything. The 3-second rule in basketball, which prevents

18 Jul 2025 • 5 min read

Use Qwen2.5-VL for Zero-Shot Object Detection

Qwen2.5-VL is the latest addition to the Qwen vision-language model series, offering cutting-edge capabilities for image, text, and document understanding. Available in three model sizes—3B, 7B, and 72B—it excels at tasks such as object detection, OCR for multi-language and rotated text, and structured data extraction from complex

19 Jun 2025 • 19 min read

YOLO Object Detection: An Introduction

Understand what is YOLO for object detection, how it works, what are different YOLO models and learn how to use YOLO with Roboflow.

30 May 2025 • 8 min read

What Is Object Detection? How It Works and Why It Matters

In this guide, we discuss what object detection is, how it works, how to label and augment data for object detection models, and more.

27 May 2025 • 10 min read

SORT Explained: Real-Time Object Tracking in Python

blog post explains how to use the SORT object tracking algorithm for real-time tracking in computer vision projects, highlighting its lightweight, efficient design and easy implementation with the Trackers library in Python.

16 May 2025 • 19 min read

Object Detection Metrics

Understand what key object detection metrics are. Learn why they're used and how to use them.

9 May 2025 • 9 min read

Using Computer Vision to Develop a Robotic Arm Poker Dealer

Learn how the vision system of an acting poker dealer arm was built by the University of Manchester Robotics Society.

19 Feb 2025 • 5 min read

How to Train a YOLOv12 Object Detection Model on a Custom Dataset

Learn how to train a YOLOv12 object detection model on a custom dataset.

9 Jan 2025 • 9 min read

What is YOLO? The Ultimate Guide [2025]

Learn about the history of the YOLO family of objec tdetection models, extensively used across a wide range of object detection tasks.

12 Dec 2024 • 4 min read

Count Objects on a Conveyor Belt Using Computer Vision

In many manufacturing environments, conveyor belts are used for transporting objects, especially small components such as bolts, nuts, or other fasteners through various stages of production. Being able to reliably count these objects in real-time improves inventory management, quality assurance, and overall efficiency. Introduction In this guide, we’ll walk

10 Dec 2024 • 13 min read

How to Fine-tune PaliGemma 2

Learn how to fine-tune PaliGemma 2 to extract data from an image in JSON format.

14 Oct 2024 • 3 min read

How to Remove Background of an Image with Computer Vision

Learn how to build your own background removal application using computer vision.

8 Oct 2024 • 7 min read

How to Train a YOLOv11 Object Detection Model on a Custom Dataset

Learn how to train a YOLOv11 object detection model with a custom dataset.

24 Sep 2024 • 3 min read

Motion Detection with Computer Vision

With this guide, you'll learn how to use computer vision to only identify moving objects in a video. Here is a hosted demo to try out. Object detection models can be used on a live video feed, pre-recorded video, youtube video, webcam, etc. Lets say you do not

3 Sep 2024 • 3 min read

How to Draw a Bounding Box with Python

In this post, we discuss how to use the Roboflow supervision library to draw and fill a bounding box in Python.

6 Aug 2024 • 7 min read

Ball Tracking in Sports with Computer Vision

Ball tracking is crucial for AI systems to analyze sports effectively, but it's challenging due to factors like the ball's small size, high velocity, complex backgrounds, similar-looking objects, and varying lighting. This tutorial will teach you how to overcome these challenges.

30 Jul 2024 • 7 min read

What is Segment Anything 2 (SAM 2)?

Learn about Meta AI's new Segment Anything 2 model and how you can use it for image and grounded image segmentation.

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

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

11 Jul 2024 • 11 min read

How to Train RT-DETR on a Custom Dataset with Transformers

💡Looking for RF-DETR, the state-of-the-art real-time object detection model developed by Roboflow ? Check out the RF-DETR training guide. RF-DETR runs in real time, is the first model to achieve 60+ on COCO, and is state-of-the-art on the RF100-VL benchmark. RT-DETR, short for "Real-Time DEtection TRansformer", is a computer

25 Jun 2024 • 12 min read

How to Fine-tune Florence-2 for Object Detection Tasks

This tutorial will show you how to fine-tune Florence-2 on object detection datasets to improve model performance for your specific use case.

20 Jun 2024 • 5 min read

Florence-2: Vision-language Model

Florence-2 is a lightweight vision-language model open-sourced by Microsoft under the MIT license.

14 Jun 2024 • 11 min read

How to Detect Small Objects: A Guide

Learn how to detect small objects using SAHI with the Inference Slicer Python method, and using various pre-processing steps.

3 May 2024 • 5 min read

Realtime Video Stream Analysis with Computer Vision

In this guide, we use computer vision to process multiple live video streams to perform analysis and gain insights.