It is an Instagram ALT-text images network collected in 21.340 posts with hashtag #stayathome – March 2020.
ALT-text is a short phrase that’s used to identify images, if an image fails to load, the text description that appears in place of the image is the alt text that was added to that image. Alt text is also used in screen readers to helps people with vision impairments.
In the graph image descriptions are linked together when there are co-present in the same post.
Two distinct cluster emerges: outdoor and indoor photos. Within indoor photos photo with one person and photo containing text are the more frequents.