A Review on Automatic Image Captioning Techniques

Ongoing advancement on Automatic Image Caption ing (AIC) has demonstrated that it is conceivable to depict the most remarkable data passed on by pictures with exact and correct sentences. Image captioning means creation of textual depiction of an image automatically. Captioning of images goes for portray a picture utilizing characteristic language. The important step in image captioning is identifying different objects in an image, find their relationships and classify them and combine the words that may not use proper language modelling. Captioning with proper sentences requires computer vision and Natural Language processing(NLP) for obtaining accurate sentences. Classified objects are then passed to language model to create captions. Semantic knowledge about an object in a picture need to obtain by capturing characteristics of an image globally and locally. There are various methods used for captioning an image but supervised learning provides better experience. This paper deals with some of the methods for image captioning.