| 2025 | 29 | Knowledge-Based and Intelligent Information & Engineering Systems: Proceedings of the 29th International Conference KES-2025, Osaka, Japan, 10-12 September 2025. | Osaka | |
| 2024 | 28 | Knowledge-Based and Intelligent Information & Engineering Systems: Proceedings of the 28th International Conference KES-2024, Seville, Spain, 11-13 September 2024. | Seville | |
| 2023 | 27 | Knowledge-Based and Intelligent Information & Engineering Systems: Proceedings of the 27th International Conference KES-2023, Athens, Greece, 6-8 September 2023. | Athens | |
| 2022 | 26 | Knowledge-Based and Intelligent Information & Engineering Systems: Proceedings of the 26th International Conference KES-2022, Verona, Italy and Virtual Event, 7-9 September 2022. | | |
| 2021 | 25 | Knowledge-Based and Intelligent Information & Engineering Systems: Proceedings of the 25th International Conference KES-2021, Virtual Event / Szczecin, Poland, 8-10 September 2021. | Poland | |
| 2020 | 24 | Knowledge-Based and Intelligent Information & Engineering Systems: Proceedings of the 24th International Conference KES-2020, Virtual Event, 16-18 September 2020. | | |
| 2019 | 23 | Knowledge-Based and Intelligent Information & Engineering Systems: Proceedings of the 23rd International Conference KES-2019, Budapest, Hungary, 4-6 September 2019. KES | Budapest | 2019-09-04/06 |
| 2018 | 22 | Knowledge-Based and Intelligent Information & Engineering Systems: Proceedings of the 22nd International Conference KES-2018, Belgrade, Serbia, 3-5 September 2018. KES | Belgrade | 2018-09-03/05 |
| 2017 | 21 | Knowledge-Based and Intelligent Information & Engineering Systems: Proceedings of the 21st International Conference KES-2017, Marseille, France, 6-8 September 2017. KES | Marseille | 2017-09-06/08 |
| 2016 | 20 | Knowledge-Based and Intelligent Information & Engineering Systems: Proceedings of the 20th International Conference KES-2016, York, UK, 5-7 September 2016. KES | York | 2016-09-05/07 |
| 2015 | 19 | 19th International Conference in Knowledge Based and Intelligent Information and Engineering Systems, KES 2015, Singapore, 7-9 September 2015 KES | Singapore | 2015-09-07/09 |
| 2014 | 18 | 18th International Conference in Knowledge Based and Intelligent Information and Engineering Systems, KES 2014, Gdynia, Poland, 15-17 September 2014 KES | Gdynia | 2014-09-15/17 |
| 2013 | 17 | 17th International Conference in Knowledge Based and Intelligent Information and Engineering Systems, KES 2013, Kitakyushu, Japan, 9-11 September 2013 KES | Kitakyūshū | 2013-09-09/11 |
| 2012 | 16 | International Conference on Knowledge-Based and Intelligent Information and Engineering Systems KES | San Sebastián | 2012-09-10/12 |
| 2012 | 16 | Knowledge Engineering, Machine Learning and Lattice Computing with Applications - 16th International Conference, KES 2012, San Sebastian, Spain, September 10-12, 2012, Revised Selected Papers | San Sebastián | |
| 2011 | 15 | International Conference on Knowledge-Based and Intelligent Information and Engineering Systems KES 2011, KES | Kaiserslautern | 2011-09-12/14 |
| 2010 | 14 | International Conference on Knowledge-Based and Intelligent Information and Engineering Systems KES | Cardiff | 2010-09-08/10 |
| 2009 | 13 | International Conference on Knowledge-Based and Intelligent Information and Engineering Systems KES | Santiago | 2009-09-28/30 |
| 2008 | 12 | International Conference on Knowledge-Based and Intelligent Information and Engineering Systems KES | Zagreb | 2008-09-03/05 |
| 2007 | 11 | International Conference on Knowledge-Based and Intelligent Information and Engineering Systems KES | Vietri sul Mare | 2007-09-12/14 |
| 2006 | 10 | International Conference on Knowledge-Based and Intelligent Information and Engineering Systems KES | Bournemouth | 2006-10-09/11 |
| 2005 | 9 | International Conference on Knowledge-Based and Intelligent Information and Engineering Systems KES 2005, KES | Melbourne | 2005-09-14/16 |
| 2004 | 8 | International Conference on Knowledge-Based and Intelligent Information and Engineering Systems KES | Wellington | 2004-09-20/25 |
| 2003 | 7 | International Conference on Knowledge-Based and Intelligent Information and Engineering Systems KES 2003, KES | Oxford | 2003-09-03/05 |
| 2002 | | Knowledge-Based Intelligent Information & Engineering Systems KES | Crema | 2002-01-01 |
| 2001 | | Knowledge-Based Intelligent Information & Engineering Systems KES | Osaka | 2001-01-01 |
| 2000 | | Fourth International Conference on Knowledge-Based Intelligent Information Engineering Systems & Allied Technologies, KES 2000, Brighton, UK, 30 August - 1 September 2000, Proceedings, 2 Volumes KES | Brighton | 2000-09-01 |
| 1999 | | Third International Conference on Knowledge-Based Intelligent Information Engineering Systems, KES 1999, Adelaide, South Australia, 31 August - 1 September 1999, Proceedings KES | Adelaide | 1999-09-01 |
| 1998 | 2 | Knowledge-Based Intelligent Electronic Systems, 2nd International Conference, KES 1998, Adelaide, South Australia, 21-23 April 1998, Proceedings, Part I KES | Adelaide | 1998-04-21/23 |
| 1997 | 1 | Knowledge-Based Intelligent Electronic Systems, 1st International Conference, KES 1997, Adelaide, South Australia, 21-23 May, 1997, Proceedings, Part I KES | Adelaide | 1997-01-01 |