Pytorch

Ultralytics SAM2 Tutorial, Explained Like You’d Code It An ultralytics sam2 tutorial is really about one idea: using a strong detector to tell SAM2 “where to look,” then letting SAM2 handle the hard part—drawing object boundaries.In this pipeline, YOLO11 produces bounding boxes for each image, and those boxes become box prompts for SAM2.1.This is a […]

Building a practical teeth segmentation pipeline with YOLOv11 + SAM2 This article is about automating teeth segmentation so you can generate accurate masks without hand-drawing pixel labels for every dental image.That matters because segmentation projects often fail at the dataset stage, where annotation time and inconsistency become the biggest bottlenecks. The article walks through a

By Eran Feit — Computer Vision engineer and educator with 10+ years in deep learning. I ran every code block in this post on my local RTX 3090 before publishing. In this tutorial, we will learn SAM 2 Video Segmentation Python step by step using the Segment Anything Model 2 by Meta AI.This guide explains

SAM2 Tutorial is quickly becoming one of the most practical ways for Python developers to get high-quality segmentation without training a model from scratch.Instead of building a dataset, tuning a network, and waiting for epochs to finish, you can load a pretrained SAM2 checkpoint and start extracting pixel-accurate masks right away.This is especially useful when

Introduction Lung segmentation is one of the most important tasks in medical image analysis, especially when working with chest X-rays and CT scans.By accurately isolating lung regions from the rest of the image, it becomes much easier to analyze structure, detect abnormalities, and build reliable downstream models for diagnosis and monitoring.In recent years, deep learning

Object detection can tell you where an object is, but it falls short when you need the exact pixel boundaries. If you are struggling to move beyond basic bounding boxes, this Mask R-CNN Python tutorial for instance segmentation is exactly what you need. In this guide, we will bridge the gap between theoretical computer vision

YOLO image segmentation is a practical way to move from “where is the object” to “which exact pixels belong to it.”Instead of stopping at a bounding box, segmentation gives you a mask that traces the real outline of the target region.That extra detail matters in computer vision tasks where shape, edges, and fine structures carry

YOLO segmentation is one of the fastest ways to turn images into meaningful pixel-level information.Instead of only drawing bounding boxes, it predicts an object mask that outlines the exact shape of what you care about.That extra precision matters when the boundaries are thin, irregular, or overlapping, like fibers, cracks, wires, hair, or medical structures. At

Why Use Ultralytics Annotator for Video Segmentation? Manually labeling video frames for computer vision can be a bottleneck, but visualizing model predictions shouldn’t be. In this guide, you will learn how to use the ultralytics annotator video segmentation python utility to transform raw model outputs into professional-grade annotated videos. Whether you are debugging a YOLO11

In this UNet PyTorch tutorial, you’re building a complete image segmentation workflow that feels like a real project, not a toy example.Instead of stopping at “here’s the model,” you go end-to-end: preparing the dataset, training a U-Net from scratch, and then using the trained weights to predict masks on new images. Segmentation is all about