Preface and Statement of Peer-Review: The 6th International Conference on Communications, Information, Electronic and Energy Systems (CIEES 2025) ^†

Abstract

The conference is aimed to provide an international forum for researchers, academics, people in industry, and students to address recent research results and to present and discuss their ideas, theories, technologies, systems, tools, applications, works in progress and experiences on all theoretical and practical issues arising in telecommunications, electronics, signal processing and applications, information technologies, energy, automotive and industrial engineering.

1. Introduction

The sixth edition of the International Conference on Communications, Information, Electronic and Energy Systems (CIEES 2025) was held in hybrid mode at the University of Ruse “Angel Kanchev”, Ruse, Bulgaria, from 26 to 28 November 2025.

The CIEES 2025 Conference is the premier international forum dedicated to advancing the understanding of the current state and future evolution of science and technology through the lens of telecommunications, information technologies and artificial intelligence, power systems & smart cities, energy and renewable sources, automotive and industrial engineering, smart telecommunications, industry and services, electronics, power electronics and EMC, and many other related disciplines. It is a venue where researchers, academics, industry professionals, and students come together to present and discuss progress in research, development, standards, and applications across these diverse areas.

2. Program and Speakers

The technical program of this year’s edition of the conference features two distinguished keynote speakers, both world-renowned experts in their fields, with their plenary lectures as follows:

• Prof. Dimiter Ialnazov, PhD, Kyoto University, Japan, the title of the lecture “The Energy Transition in Japan: Current Situation and Future Prospects”;
• Assoc. Prof. Kuanish Alipbayev, PhD, Almaty University of Power Engineering and Telecommunications, Almaty, Kazakhstan, the title of the lecture “Multifunctional Robotic System for Sequential Assignment”;

In addition, we have prepared an engaging plenary program not only with presentations by respected university professors and academic speakers on visionary topics, but with an outstanding technical contribution from our Golden Sponsor, SUNOTEC Group, Bulgaria:

• Vladimir Zinoviev, PhD, SUNOTEC Group, Bulgaria, the title of the lecture “Innovative Approach for BESS-based PV Power Integration”.

The technical program of the conference includes the plenary session as well as in-person and online technical sessions for research papers. The authors of the accepted papers who were unable to attend the conference in person were allowed to present their papers online and participate in an interactive virtual conference. Online presentations were conducted via the Zoom Meeting platform and were available for the opening ceremony, all conference sessions, and meetings.

3. Statement of Peer-Review

In submitting conference proceedings to Engineering Proceedings, the volume editors of the proceedings certify to the publisher that all papers published in this volume have been subjected to peer review administered by the volume editors. Reviews were conducted by expert referees to the professional and scientific standards expected of a proceedings journal.

• Type of peer review: single-blind;
• Conference submission management system: Microsoft CMT;
• Number of submissions received: 230;
• Number of submissions sent for review: 214;
• Number of submissions accepted: 136;
• Number of submissions published in this volume: 29;
• Acceptance rate (number of submissions accepted/number of submissions received): 59%;
• Average number of reviews per paper: 0.53;
• Total number of reviewers involved: 114;
• Additional information on the review process: All submitted manuscripts to the CIEES 2025 conference were single-blind peer-reviewed and were carried out to meet the scientific criteria of novelty and academic excellence.

4. Sponsorship

We would like to express our sincere gratitude to SUNOTEC Group, Bulgaria for becoming an official sponsor of the CIEES 2025, and to the Project “Scientific University of Ruse”, funded by the European Union NextGenerationEU through the National Plan for Recovery and Resilience of the Republic of Bulgaria, BG-RRP-2.013-0001, for supporting this event. Our thanks also go to our Institutional partner, the University of Ruse “Angel Kanchev”, Bulgaria, as well as to the TPC members, conference chairs, and reviewers for their dedicated efforts in creating a successful and rigorous technical program. Without their contributions, this event would not have been possible.

We extend our heartfelt gratitude and appreciation to our esteemed Media Partner—MDPI’s Electronics journal.