Flickr30k

Contains 31,000 images collected from Flickr, each accompanied by five reference sentences provided by human annotators, widely used for image captioning tasks.

About Dataset

Flickr30k is an expanded version of Flickr8k, containing approximately 31,000 images collected from Flickr, each paired with multiple human-generated captions. The dataset captures diverse scenes involving people, objects, and activities, with captions written to reflect fine-grained visual details. It provides richer coverage of visual semantics while remaining compact enough for focused experimentation.

Purpose of Dataset

Flickr30k Is Widely Used For Image Captioning, Visual Grounding, And Multimodal Alignment Tasks. It Supports Research In Cross-modal Retrieval, Phrase Grounding, And Caption Quality Evaluation. For Language–vision Models, Flickr30k Helps Improve Descriptive Accuracy And Fine-grained Alignment Between Visual Elements And Natural Language Expressions.