Quality Assessment for Fingerprints Collected by Smartphone Cameras. - Guoqiang Li 007; Bian Yang; Martin Aastrup Olsen; Christoph Busch 001 (CVPR Workshops, 2013)

Towards e-Passport Duplicate Enrollment Check in the European Union. - Moazzam Butt; Sandra Marti; Alexander Nouak; Jörg Köplin; Ramachandra Raghavendra; Guoqiang Li 007 (EISIC, 2013)

Autocorrelation and DCT based quality metrics for fingerprint samples generated by smartphones. - Guoqiang Li 007; Bian Yang; Christoph Busch 001 (DSP, 2013)

Qualifying fingerprint samples captured by smartphone cameras. - Bian Yang; Guoqiang Li 007; Christoph Busch 001 (ICIP, 2013)

Lightweight Quality Metrics for Smartphone Camera Based Fingerprint Samples. - Guoqiang Li 007; Bian Yang; Christoph Busch 001 (IIH-MSP, 2013)

Cloud Password Manager Using Privacy-Preserved Biometrics. - Bian Yang; Huiguang Chu; Guoqiang Li 007; Slobodan Petrovic; Christoph Busch 001 (IC2E, 2014)

A score-level fusion fingerprint indexing approach based on minutiae vicinity and minutia cylinder-code. - Guoqiang Li 007; Bian Yang; Christoph Busch 001 (IWBF, 2014)

A novel approach used for measuring fingerprint orientation of arch fingerprint. - Guoqiang Li 007; Christoph Busch 001; Bian Yang (MIPRO, 2014)

A Fingerprint Indexing Scheme with Robustness against Sample Translation and Rotation. - Guoqiang Li 007; Bian Yang; Christoph Busch 001 (BIOSIG, 2015)

A Novel Fingerprint Indexing Approach Focusing on Minutia Location and direction. - Guoqiang Li 007; Bian Yang; Christoph Busch 001 (ISBA, 2015)

Towards generating protected fingerprint templates based on bloom filters. - Guoqiang Li 007; Bian Yang; Christian Rathgeb; Christoph Busch 001 (IWBF, 2015)

A Fingerprint Indexing Algorithm on Encrypted Domain. - Guoqiang Li 007; Bian Yang; Christoph Busch 001 (Trustcom/BigDataSE/ISPA, 2016)

Innovative methods for large-scale fingerprint identification systems - Facilitating searching in a large-scale database. - Guoqiang Li 007 (2016)

A Novel Mobilephone Application Authentication Approach based on Accelerometer and Gyroscope Data. - Guoqiang Li 007; Patrick Bours (BIOSIG, 2018)

Managing Private Credentials by Privacy-Preserving Biometrics. - Bian Yang; Guoqiang Li 007 (ETAA@ESORICS, 2018)

A Mobile App Authentication Approach by Fusing the Scores from Multi-Modal Data. - Guoqiang Li 007; Patrick Bours (FUSION, 2018)

Studying WiFi and Accelerometer Data Based Authentication Method on Mobile Phones. - Guoqiang Li 007; Patrick Bours (ICBEA, 2018)

Multi-biometric template protection based on bloom filters. - Marta Gomez-Barrero; Christian Rathgeb; Guoqiang Li 007; Ramachandra Raghavendra; Javier Galbally; Christoph Busch 001 (Inf. Fusion, 2018)

Exploring Keystroke Dynamics and Stylometry Features for Gender Prediction on Chat Data. - Guoqiang Li 007; Parisa Rezaee Borj; Loïc Bergeron; Patrick Bours (MIPRO, 2019)

A Survey on Unknown Presentation Attack Detection for Fingerprint. - Jag Mohan Singh; Ahmed Madhun; Guoqiang Li 007; Raghavendra Ramachandra (INTAP, 2020)

Morphing Attack Detection-Database, Evaluation Platform, and Benchmarking. - Kiran B. Raja; Matteo Ferrara; Annalisa Franco; Luuk J. Spreeuwers; Ilias Batskos; Florens de Wit; Marta Gomez-Barrero; Ulrich Scherhag; Daniel Fischer; Sushma Venkatesh; Jag Mohan Singh; Guoqiang Li 007; et al. (IEEE Trans. Inf. Forensics Secur., 2021)

Residual Colour Scale-Space Gradients for Reference-based Face Morphing Attack Detection. - Raghavendra Ramachandra; Guoqiang Li 007 (FUSION, 2022)

Multimodality for Reliable Single Image Based Face Morphing Attack Detection. - Ramachandra Raghavendra; Guoqiang Li 007 (IEEE Access, 2022)

Vulnerability of Face Morphing Attacks: A Case Study on Lookalike and Identical Twins. - Raghavendra Ramachandra; Sushma Venkatesh; Gaurav Jaswal; Guoqiang Li 007 (IWBF, 2023)

Differential Newborn Face Morphing Attack Detection using Wavelet Scatter Network. - Raghavendra Ramachandra; Sushma Venkatesh; Guoqiang Li 007; Kiran B. Raja (CoRR, 2023)

PoolAtnRes: Towards Generalisable Differential Morphing Attack Detection. - Raghavendra Ramachandra; Sushma Venkatesh; Guoqiang Li 007 (WACV, 2025)