Definition
The task of automatically generating natural language descriptions of image content.
Detailed Explanation
Image captioning combines computer vision and natural language processing. Modern approaches typically use CNN-RNN architectures where a CNN encodes image features and an RNN generates text descriptions. Attention mechanisms are often employed to focus on relevant image regions during caption generation.
Use Cases
1. Accessibility tools 2. Content indexing 3. Social media automation 4. Educational applications
