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Barrera, John Fredy
438  Ergebnisse:
Personensuche X
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1

Plant, bird, and mammal diversity of the Tomogrande field s..:

Estrada Villegas, Sergio ; Rivas, Luz Dary ; Barrera, John Fredy...
Biota Colombiana.  23 (2022)  2 - p. e1027 , 2022
Link: https://doi.org/10.21068..
 
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2

Fractional optical cryptographic protocol for data containe..:

Jaramillo, Alexis ; Barrera, John Fredy ; Zea, Alejandro Vélez.
Optics and Lasers in Engineering.  102 (2018)  - p. 119-125 , 2018
Link: https://doi.org/10.1016/..
 
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3

Cross-talk free selective reconstruction of individual obje..:

Zea, Alejandro Velez ; Barrera, John Fredy ; Torroba, Roberto
Optics and Lasers in Engineering.  100 (2018)  - p. 90-97 , 2018
Link: https://doi.org/10.1016/..
 
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4

Experimental optical encryption of grayscale information:

Zea, Alejandro Velez ; Barrera, John Fredy ; Torroba, Roberto
Applied Optics.  56 (2017)  21 - p. 5883 , 2017
Link: https://doi.org/10.1364/..
 
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5

Experimental QR code optical encryption: noise-free data re..:

Barrera, John Fredy ; Mira-Agudelo, Alejandro ; Torroba, Roberto
Optics Letters.  39 (2014)  10 - p. 3074 , 2014
Link: https://doi.org/10.1364/..
 
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6

Experimental scrambling and noise reduction applied to the ..:

Barrera, John Fredy ; Vélez, Alejandro ; Torroba, Roberto
Optics Express.  22 (2014)  17 - p. 20268 , 2014
Link: https://doi.org/10.1364/..
 
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7

Optical encryption and QR codes: Secure and noise-free info..:

Barrera, John Fredy ; Mira, Alejandro ; Torroba, Roberto
Optics Express.  21 (2013)  5 - p. 5373 , 2013
Link: https://doi.org/10.1364/..
 
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8

Master key generation to avoid the use of an external refer..:

Rueda, Edgar ; Ríos, Carlos ; Barrera, John Fredy.
Applied Optics.  51 (2012)  11 - p. 1822 , 2012
Link: https://doi.org/10.1364/..
 
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9

Experimental multiplexing of encrypted movies using a JTC a..:

Barrera, John Fredy ; Tebaldi, Myrian ; Ríos, Carlos...
Optics Express.  20 (2012)  4 - p. 3388 , 2012
Link: https://doi.org/10.1364/..
 
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10

All-optical encrypted movie:

Mosso, Fabian ; Barrera, John Fredy ; Tebaldi, Myrian..
Optics Express.  19 (2011)  6 - p. 5706 , 2011
Link: https://doi.org/10.1364/..
 
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11

Optical smart packaging to reduce transmitted information:

Cabezas, Luisa ; Tebaldi, Myrian ; Barrera, John Fredy..
Optics Express.  20 (2011)  1 - p. 158 , 2011
Link: https://doi.org/10.1364/..
 
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12

Experimental opto-digital synthesis of encrypted sub-sample..:

Barrera, John Fredy ; Rueda, Edgar ; Rios, Carlos...
Optics Communications.  284 (2011)  19 - p. 4350-4355 , 2011
Link: https://doi.org/10.1016/..
 
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13

Pure optical dynamical color encryption:

Mosso, Fabian ; Tebaldi, Myrian ; Barrera, John Fredy..
Optics Express.  19 (2011)  15 - p. 13779 , 2011
Link: https://doi.org/10.1364/..
 
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14

Chosen-plaintext attack on a joint transform correlator enc..:

Barrera, John Fredy ; Vargas, Carlos ; Tebaldi, Myrian.
Optics Communications.  283 (2010)  20 - p. 3917-3921 , 2010
Link: https://doi.org/10.1016/..
 
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15

Simultaneous use of amplitude and phase to improve the vali..:

Barrera, John Fredy ; Serna, Juan ; Torroba, Roberto
Optik.  121 (2010)  20 - p. 1885-1890 , 2010
Link: https://doi.org/10.1016/..
 
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