Object Detection

Encord Computer Vision Glossary

Object detection

Object detection is a task in computer vision that involves identifying and locating objects in an image or video. It is an important capability for many applications, including image and video analysis, robotics, and surveillance.

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How does object detection work for computer vision?

There are several approaches to object detection, including traditional methods based on hand-crafted features and more recent methods based on deep learning. Traditional methods typically involve extracting a set of hand-crafted features from the image, such as color, texture, and shape, and using these features to train a classifier to identify the objects. More recent methods based on deep learning involve training a convolutional neural network (CNN) to directly learn the features and detect the objects.

Deep learning approaches to object detection have dominated the area and produced cutting-edge results in numerous tasks. In these techniques, a CNN is often trained to identify and locate objects in an image or video. The Single Shot Detector (SSD), the You Only Look Once (YOLO), and the Region-based Fully Convolutional Networks (R-FCN) designs are just a few of the various object detection architectures that have been created.

In order to increase the precision and effectiveness of object detection algorithms, new approaches and techniques are constantly being developed in the complex and active field of object identification. It is a crucial capacity for many uses and is applied to a variety of activities, including image and video analysis, robotics, and surveillance.

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