John Fredy Barrera

Universidad de AntioquiaColombia

Computer Science · Physical Sciences

28h-index2.7kcitations149works2.12yr avg

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Research Topics

Chaos-based Image/Signal Encryption(65), Advanced Optical Imaging Technologies(62), Digital Holography and Microscopy(39), Advanced Steganography and Watermarking Techniques(29), Cryptographic Implementations and Security(21)

Publications149 total

Revista de la Academia Colombiana de Ciencias Exactas Físicas y Naturales·2025Open Access
Optics and Lasers in Engineering·2025· 2 citedOpen Access
Scientific Reports·2023· 8 citedOpen Access
Optics and Lasers in Engineering·2023· 9 cited
Journal of the Optical Society of America A·2023· 4 cited
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Frequent Co-authors

Roberto Torroba(46), Myrian Tebaldi(19), Alejandro Velez-Zea(19), Néstor Bolognini(13), Rodrigo Henao(12), Édgar Rueda(6), Sorayda Trejos(6), Alejandro Mira-Agudelo(4), Carlos Rı́os(4), Carlos Andrés Vargas-Alzate(2), Fabián Mosso(2), Alexis Jaramillo-Osorio(2), Bahram Javidi(1), Artur Carnicer(1), Masahiro Yamaguchi(1), Takanori Nomura(1), Elisabet Pérez–Cabré(1), Marı́a S. Millán(1), Naveen K. Nishchal(1), Wenqi He(1)