Heinz Hofbauer

A Ground Truth for Iris Segmentation

Heinz Hofbauer, Fernando Alonso‐Fernandez, Peter Wild et al. · 2014 · 102 citations · Full text

Machine Vision, Image Analysis, Ophthalmology +14

Exploiting superior CNN-based iris segmentation for better recognition accuracy

Heinz Hofbauer, Ehsaneddin Jalilian, Andreas Uhl · Pattern Recognition Letters · 2018 · 88 citations

Image Classification, Convolutional Neural Network, Machine Vision +8

Transparent encryption for HEVC using bit-stream-based selective coefficient sign encryption

Heinz Hofbauer, Andreas Uhl, Andreas Unterweger · 2014 · 37 citations

Hardware Security, Quantization Parameters, Data Encryption Standard +13

An effective and efficient visual quality index based on local edge gradients

Heinz Hofbauer, Andreas Uhl · 2011 · 35 citations

Machine Vision, Image Analysis, Local Edges +13

Identifying deficits of visual security metrics for images

Heinz Hofbauer, Andreas Uhl · Signal Processing Image Communication · 2016 · 34 citations · Full text

Engineering, Usable Security, Information Security +18