Two Operators to Define and Manipulate Themes of a Document Collection.

@inproceedings{buccio-2015-two, author = {Emanuele Di Buccio and Massimo Melucci}, editor = {James Allan and W. Bruce Croft and Arjen P. de Vries and ChengXiang Zhai}, title = {{Two Operators to Define and Manipulate Themes of a Document Collection}}, booktitle = {{Proceedings of the 2015 International Conference on The Theory of Information Retrieval, ICTIR 2015, Northampton, Massachusetts, USA, September 27-30, 2015}}, pages = {377--380}, publisher = {ACM}, year = {2015}, url = {https://doi.org/10.1145/2808194.2809482}, doi = {https://doi.org/10.1145/2808194.2809482} }