A multimedia approach for audio segmentation in TV broadcast news. - Luis Pérez-Freire; Carmen García-Mateo (ICASSP (1), 2004)

Revealing the true achievable rates of scalar Costa scheme. - Luis Pérez-Freire; Fernando Pérez-González; Sviatoslav Voloshynovskiy (MMSP, 2004)

Fundamentals of Data Hiding Security and Their Application to Spread-Spectrum Analysis. - Pedro Comesaña; Luis Pérez-Freire; Fernando Pérez-González (Information Hiding, 2005)

Information-Theoretic Analysis of Security in Side-Informed Data Hiding. - Luis Pérez-Freire; Pedro Comesaña; Fernando Pérez-González (Information Hiding, 2005)

The Return of the Sensitivity Attack. - Pedro Comesaña; Luis Pérez-Freire; Fernando Pérez-González (IWDW, 2005)

Detection in quantization-based watermarking: performance and security issues. - Luis Pérez-Freire; Pedro Comesaña Alfaro; Fernando Pérez-González (Security, Steganography, and Watermarking of Multimedia Contents, 2005)

Spread-spectrum vs. quantization-based data hiding: misconceptions and implications. - Luis Pérez-Freire; Fernando Pérez-González (Security, Steganography, and Watermarking of Multimedia Contents, 2005)

On achievable security levels for lattice data hiding in the known message attack scenario. - Luis Pérez-Freire; Fernando Pérez-González; Teddy Furon (MM&Sec, 2006)

The blind Newton sensitivity attack. - Pedro Comesaña; Luis Pérez-Freire; Fernando Pérez-González (Security, Steganography, and Watermarking of Multimedia Contents, 2006)

Secret dither estimation in lattice-quantization data hiding: a set membership approach. - Luis Pérez-Freire; Fernando Pérez-González; Pedro Comesaña (Security, Steganography, and Watermarking of Multimedia Contents, 2006)

Watermarking Security: A Survey. - Luis Pérez-Freire; Pedro Comesaña; Juan Ramón Troncoso-Pastoriza; Fernando Pérez-González (Trans. Data Hiding Multim. Secur., 2006)

Security of Lattice-Based Data Hiding Against the Known Message Attack. - Luis Pérez-Freire; Fernando Pérez-González; Teddy Furon; Pedro Comesaña (IEEE Trans. Inf. Forensics Secur., 2006)

An accurate analysis of scalar quantization-based data hiding. - Luis Pérez-Freire; Fernando Pérez-González; Sviatoslav Voloshynovskiy (IEEE Trans. Inf. Forensics Secur., 2006)

Modeling Gabor Coefficients via Generalized Gaussian Distributions for Face Recognition. - Daniel González-Jiménez; Fernando Pérez-González; Pedro Comesaña Alfaro; Luis Pérez-Freire; José Luis Alba-Castro (ICIP (4), 2007)

Exploiting Security Holes in Lattice Data Hiding. - Luis Pérez-Freire; Fernando Pérez-González (Information Hiding, 2007)

Security of spread-spectrum-based data hiding. - Luis Pérez-Freire; Pierre Moulin; Fernando Pérez-González (Security, Steganography, and Watermarking of Multimedia Contents, 2007)

Security of Lattice-Based Data Hiding Against the Watermarked-Only Attack. - Luis Pérez-Freire; Fernando Pérez-González (IEEE Trans. Inf. Forensics Secur., 2008)

Videosurveillance and privacy: covering the two sides of the mirror with DRM. - Juan Ramón Troncoso-Pastoriza; Pedro Comesaña; Luis Pérez-Freire; Fernando Pérez-González (Digital Rights Management Workshop, 2009)

Estimating the Minimal Length of Tardos Code. - Teddy Furon; Luis Pérez-Freire; Arnaud Guyader; Frédéric Cérou (Information Hiding, 2009)

EM decoding of tardos traitor tracing codes. - Teddy Furon; Luis Pérez-Freire (MM&Sec, 2009)

Worst case attacks against binary probabilistic traitor tracing codes. - Teddy Furon; Luis Pérez-Freire (WIFS, 2009)

Blind decoder for binary probabilistic traitor tracing codes. - Luis Pérez-Freire; Teddy Furon (WIFS, 2009)

Spread-spectrum watermarking security. - Luis Pérez-Freire; Fernando Pérez-González (IEEE Trans. Inf. Forensics Secur., 2009)

Built-in face recognition for smart photo sharing in mobile devices. - Esteban Vázquez-Fernández; Hugo Garcia-Pardo; Daniel González-Jiménez; Luis Pérez-Freire (ICME, 2011)

Gradiant asymmetric encryption and verification systems based on handwritten signature. - Enrique Argones-Rúa; Francisco Javier García Salomón; Luis Pérez-Freire (CCS, 2013)

The maven project: Management and Authenticity Verification of multimedia contents. - Carlos Ruiz; Sinuhe Arroyo; Igor Krsteski; Pablo Dago; J. Sánchez; Luis Pérez-Freire; Alessia De Rosa; Marco Fontani; Andrea Costanzo; Alessandro Piva; Davide Ariu; Luca Piras 001; et al. (ICME Workshops, 2015)