Works by Chatzichristofis, Savvas A.

Results: 25

ITSO: a novel inverse transform sampling-based optimization algorithm for stochastic search.

Published in:

Stochastic Environmental Research & Risk Assessment, 2022, v. 36, n. 1, p. 67, doi. 10.1007/s00477-021-02025-w

By:

Bakas, Nikolaos P.;
Plevris, Vagelis;
Langousis, Andreas;
Chatzichristofis, Savvas A.

Publication type:

Article

Engaging Learners in Educational Robotics: Uncovering Students' Expectations for an Ideal Robotic Platform.

Published in:

Electronics (2079-9292), 2023, v. 12, n. 13, p. 2865, doi. 10.3390/electronics12132865

By:

Kyprianou, Georgios;
Karousou, Alexandra;
Makris, Nikolaos;
Sarafis, Ilias;
Amanatiadis, Angelos;
Chatzichristofis, Savvas A.

Publication type:

Article

Recent Advances in Educational Robotics.

Published in:

Electronics (2079-9292), 2023, v. 12, n. 4, p. 925, doi. 10.3390/electronics12040925

By:

Chatzichristofis, Savvas A.

Publication type:

Article

HYDRA: Introducing a Low-Cost Framework for STEM Education Using Open Tools.

Published in:

Electronics (2079-9292), 2021, v. 10, n. 24, p. 3056, doi. 10.3390/electronics10243056

By:

Tsalmpouris, Georgios;
Tsinarakis, George;
Gertsakis, Nikolaos;
Chatzichristofis, Savvas A.;
Doitsidis, Lefteris

Publication type:

Article

An Anchor-Free Siamese Network with Multi-Template Update for Object Tracking.

Published in:

Electronics (2079-9292), 2021, v. 10, n. 9, p. 1067, doi. 10.3390/electronics10091067

By:

Yuan, Tongtong;
Yang, Wenzhu;
Li, Qian;
Wang, Yuxia;
Liu, Jun;
Chatzichristofis, Savvas A.

Publication type:

Article

On the Gap between Domestic Robotic Applications and Computational Intelligence.

Published in:

Electronics (2079-9292), 2021, v. 10, n. 7, p. 793, doi. 10.3390/electronics10070793

By:

Zhong, Junpei;
Ling, Chaofan;
Cangelosi, Angelo;
Lotfi, Ahmad;
Liu, Xiaofeng;
Botzheim, Janos;
Chatzichristofis, Savvas A.;
Orlowska-Kowalska, Teresa

Publication type:

Article

A Framework for Using Humanoid Robots in the School Learning Environment.

Published in:

Electronics (2079-9292), 2021, v. 10, n. 6, p. 756, doi. 10.3390/electronics10060756

By:

Mishra, Deepti;
Parish, Karen;
Lugo, Ricardo Gregorio;
Wang, Hao;
Chatzichristofis, Savvas A.;
Zinonos, Zinon;
Tan, Ying;
Han, Jungong

Publication type:

Article

Computer Vision Meets Educational Robotics.

Published in:

Electronics (2079-9292), 2021, v. 10, n. 6, p. 730, doi. 10.3390/electronics10060730

By:

Sophokleous, Aphrodite;
Christodoulou, Panayiotis;
Doitsidis, Lefteris;
Chatzichristofis, Savvas A.;
Papakostas, George A.;
Trzcinski, Tomasz

Publication type:

Article

ImbTreeEntropy and ImbTreeAUC : Novel R Packages for Decision Tree Learning on the Imbalanced Datasets.

Published in:

Electronics (2079-9292), 2021, v. 10, n. 6, p. 657, doi. 10.3390/electronics10060657

By:

Gajowniczek, Krzysztof;
Ząbkowski, Tomasz;
García-Torres, Miguel;
Divina, Federico;
Gómez Vela, Francisco A.;
Chatzichristofis, Savvas A.

Publication type:

Article

Colorization of Logo Sketch Based on Conditional Generative Adversarial Networks.

Published in:

Electronics (2079-9292), 2021, v. 10, n. 4, p. 497, doi. 10.3390/electronics10040497

By:

Tian, Nannan;
Liu, Yuan;
Wu, Bo;
Li, Xiaofeng;
Chatzichristofis, Savvas A.

Publication type:

Article

EnCNN-UPMWS: Waste Classification by a CNN Ensemble Using the UPM Weighting Strategy.

Published in:

Electronics (2079-9292), 2021, v. 10, n. 4, p. 427, doi. 10.3390/electronics10040427

By:

Zheng, Hua;
Gu, Yu;
Chatzichristofis, Savvas A.

Publication type:

Article

Detection of Removed Objects in 3D Meshes Using Up-to-Date Images for Mixed-Reality Applications.

Published in:

Electronics (2079-9292), 2021, v. 10, n. 4, p. 377, doi. 10.3390/electronics10040377

By:

Roupin, Olivier;
Fradet, Matthieu;
Baillard, Caroline;
Moreau, Guillaume;
Chatzichristofis, Savvas A.

Publication type:

Article

Robotics in Education: A Scientific Mapping of the Literature in Web of Science.

Published in:

Electronics (2079-9292), 2021, v. 10, n. 3, p. 291, doi. 10.3390/electronics10030291

By:

López-Belmonte, Jesús;
Segura-Robles, Adrián;
Moreno-Guerrero, Antonio-José;
Parra-González, María-Elena;
Chatzichristofis, Savvas A.;
Zinonos, Zinon

Publication type:

Article

Content-based image retrieval over IEEE 802.11b noisy wireless networks.

Published in:

International Journal of Communication Systems, 2015, v. 28, n. 8, p. 1432, doi. 10.1002/dac.2724

By:

Chatzistavros, Evaggelos;
Chatzichristofis, Savvas A.;
Zagoris, Konstatinos;
Stamatelos, George

Publication type:

Article

A LoCATe‐based visual place recognition system for mobile robotics and GPGPUs.

Published in:

Concurrency & Computation: Practice & Experience, 2018, v. 30, n. 7, p. 1, doi. 10.1002/cpe.4146

By:

Bampis, Loukas;
Chatzichristofis, Savvas;
Iakovidou, Chryssanthi;
Amanatiadis, Angelos;
Boutalis, Yiannis;
Gasteratos, Antonios

Publication type:

Article

Bibliometric Literature Review of Adaptive Learning Systems.

Published in:

Sustainability (2071-1050), 2022, v. 14, n. 19, p. 12684, doi. 10.3390/su141912684

By:

Koutsantonis, Dionisios;
Koutsantonis, Konstantinos;
Bakas, Nikolaos P.;
Plevris, Vagelis;
Langousis, Andreas;
Chatzichristofis, Savvas A.

Publication type:

Article

A general framework of high-performance machine learning algorithms: application in structural mechanics.

Published in:

Computational Mechanics, 2024, v. 73, n. 4, p. 705, doi. 10.1007/s00466-023-02386-9

By:

Markou, George;
Bakas, Nikolaos P.;
Chatzichristofis, Savvas A.;
Papadrakakis, Manolis

Publication type:

Article

A Novel Image Retrieval Based on Visual Words Integration of SIFT and SURF.

Published in:

PLoS ONE, 2016, v. 11, n. 6, p. 1, doi. 10.1371/journal.pone.0157428

By:

Ali, Nouman;
Bajwa, Khalid Bashir;
Sablatnig, Robert;
Chatzichristofis, Savvas A.;
Iqbal, Zeshan;
Rashid, Muhammad;
Habib, Hafiz Adnan

Publication type:

Article

Systematically Improving the Efficiency of Grid-Based Coverage Path Planning Methodologies in Real-World UAVs' Operations.

Published in:

Drones (2504-446X), 2023, v. 7, n. 6, p. 399, doi. 10.3390/drones7060399

By:

Apostolidis, Savvas D.;
Vougiatzis, Georgios;
Kapoutsis, Athanasios Ch.;
Chatzichristofis, Savvas A.;
Kosmatopoulos, Elias B.

Publication type:

Article

Image classification by addition of spatial information based on histograms of orthogonal vectors.

Published in:

PLoS ONE, 2018, v. 13, n. 6, p. 1, doi. 10.1371/journal.pone.0198175

By:

Zafar, Bushra;
Ashraf, Rehan;
Ali, Nouman;
Ahmed, Mudassar;
Jabbar, Sohail;
Chatzichristofis, Savvas A.

Publication type:

Article

Mean Normalized Retrieval Order (MNRO): a new content-based image retrieval performance measure.

Published in:

Multimedia Tools & Applications, 2014, v. 70, n. 3, p. 1767, doi. 10.1007/s11042-012-1192-z

By:

Chatzichristofis, Savvas;
Iakovidou, Chryssanthi;
Boutalis, Yiannis;
Angelopoulou, Elli

Publication type:

Article

Studying Affective Tutoring Systems for Mathematical Concepts.

Published in:

Journal of Educational Technology Systems, 2019, v. 48, n. 1, p. 14, doi. 10.1177/0047239519859857

By:

Mastorodimos, Dimitrios;
Chatzichristofis, Savvas A.

Publication type:

Article

RandomBlocks: A Transparent, Verifiable Blockchain-based System for Random Numbers.

Published in:

Journal of Cellular Automata, 2019, v. 14, n. 5/6, p. 335

By:

CHRISTODOULOU, KLITOS;
CHATZICHRISTOFIS, SAVVAS A.;
SIRAKOULIS, GEORGIOS CH.;
CHRISTODOULOU, PANAYIOTIS

Publication type:

Article

Image Encryption Using the Recursive Attributes of the eXclusive-OR Filter.

Published in:

Journal of Cellular Automata, 2014, v. 9, n. 2/3, p. 125

By:

CHATZICHRISTOFIS, SAVVAS A.;
BAMPIS, LOUKAS;
MARQUES, OGE;
LUX, MATHIAS;
BOUTALIS, YIANNIS

Publication type:

Article

Hybrid Cellular Ants for Clustering Problems.

Published in:

International Journal of Unconventional Computing, 2015, v. 11, n. 2, p. 103

By:

BITSAKIDIS, NIKOLAOS P.;
CHATZICHRISTOFIS, SAVVAS A.;
SIRAKOULIS, GEORGIOS CH.

Publication type:

Article