Augmented Reality (AR) refers to technology that overlays digital information or virtual objects onto the real world, enhancing the user’s perception and interaction with their surroundings. Here are some common types or applications of augmented reality:
1. Marker-Based AR:
Marker-based AR involves using specific markers or visual cues, such as QR codes or images, to trigger and anchor digital content in the user’s view. When the device’s camera detects the marker, it displays corresponding virtual elements or information on the screen.
2. Markerless AR:
Markerless AR, also known as location-based AR or position-based AR, utilizes the device’s GPS, compass, and other sensors to determine the user’s location and orientation. It overlays virtual objects or information onto the real world without the need for specific markers.
3. Projection-Based AR:
Projection-based AR involves projecting digital images or content onto real-world surfaces. Projectors are used to display interactive images, videos, or animations onto objects like walls, floors, or tables, creating an augmented reality experience.
4. Superimposition-Based AR:
Superimposition-based AR involves replacing or enhancing parts of the real world with virtual objects. The technology detects and tracks the user’s environment, such as a tabletop or a room, and superimposes virtual elements onto it. This type of AR is commonly used in furniture visualization apps or virtual try-on experiences.
5. Recognition-Based AR:
Recognition-based AR utilizes computer vision and object recognition technologies to identify and track real-world objects or images. It can recognize specific objects, products, or visual patterns and then overlay digital information or virtual content related to them.
6. Projection Mapping:
Projection mapping, also known as spatial augmented reality, involves projecting digital content onto irregularly shaped or three-dimensional objects, such as buildings, sculptures, or stages. It uses specialized software to align and map the digital content onto the physical surfaces, creating immersive visual experiences.
These are just a few examples of the different types of augmented reality. The field of AR is continually evolving, and new applications and technologies are being developed to enhance various industries, including gaming, education, healthcare, architecture, and more.