Complex sentence: Originally developed as a text-mining tool, topic models now has been used to detect instructive structures in data such genetic information, images and networks, they also have applications in other fields such as bioinformatics.
Split into simpler sentences: Originally developed as a text-mining tool, topic models have been used to detect instructive structures in data such as genetic information, images, and networks. They also have applications in other fields such as bioinformatics.