These include protein sequence mining, petroleum production time series analysis, and forged Chinese text keyword mining.
In recent times, web-based search engines such as, Google, Yahoo, etc., are being used extensively to search for images based on text keyword searching.
In reference [22], to address low efficiency and poor accuracy of keyword extraction of traditional TF-IDF (term frequency-inverse document frequency) algorithm, a text keyword extraction method based on word frequency statistics is put forward.
I think Overture might have originally invented it and then Google picked it up and refined it and adapted it, but this idea that you could target a text keyword [unintelligible] and see search results.
Of course, in terms of targeting mobile users, Chirpify will also go up against the ubiquitous short code (you know, text "keyword" to "####") – a process that is easier for first-time customers, but fails to establish an account which can later be used elsewhere across the web.
