comparison README @ 152:0144558211ee

Add CITATION file, and a note about credits &c in the README

 * Tuning: returns a single label (at time 0 seconds) containing an estimate of the concert pitch in Hz.
 * Local Tuning: returns a tuning estimate at every analysis frame, an average of the (recent) previous frame-wise estimates of the concert pitch in Hz.
 
 ### References and Credits ###
 
+If you make use of this software for any public or commercial purpose,
+we ask you to kindly mention the authors and Queen Mary, University of
+London in your user-visible documentation. We're very happy to see
+this sort of use, but would much appreciate being credited, separately
+from the requirements of the software license itself (see below).
+
+If you make use of this software for academic purposes, please cite:
+
 Mauch, Matthias and Dixon, Simon: [*Approximate Note Transcription for the Improved Identification of Difficult Chords*](http://schall-und-mauch.de/artificialmusicality/?p=89), Proceedings of the 11th International Society for Music Information Retrieval Conference (ISMIR 2010), 2010.
 
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or (at
+your option) any later version.
+
+This program is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.