22 citations · 35 across the 12 of their papers we have counts for
12 papers
Improved Motion Plane Adaptive 360-Degree Video Compression Using Affine Motion Models
Marina Ritthaler, Andy Regensky, André Kaup
Efficient compression of 360-degree video content requires the application of advanced motion models for interframe prediction. The Motion Plane Adaptive (MPA) motion model project…
Analysis of Neural Video Compression Networks for 360-Degree Video Coding
Andy Regensky, Fabian Brand, André Kaup
With the increasing efforts of bringing high-quality virtual reality technologies into the market, efficient 360-degree video compression gains in importance. As such, the state-of…
Geometry-Corrected Geodesic Motion Modeling with Per-Frame Camera Motion for 360-Degree Video Compression
Andy Regensky, André Kaup
The large amounts of data associated with 360-degree video require highly effective compression techniques for efficient storage and distribution. The development of improved motio…
Processing Energy Modeling for Neural Network Based Image Compression
Christian Herglotz, Fabian Brand, Andy Regensky +2
Nowadays, the compression performance of neural-networkbased image compression algorithms outperforms state-of-the-art compression approaches such as JPEG or HEIC-based image compr…
Motion Plane Adaptive Motion Modeling for Spherical Video Coding in H.266/VVC
Andy Regensky, Christian Herglotz, André Kaup
Motion compensation is one of the key technologies enabling the high compression efficiency of modern video coding standards. To allow compression of spherical video content, speci…
Improving Spherical Image Resampling through Viewport-Adaptivity
Andy Regensky, Viktoria Heimann, Ruoyu Zhang +1
The conversion between different spherical image and video projection formats requires highly accurate resampling techniques in order to minimize the inevitable loss of information…
The Bjøntegaard Bible -- Why your Way of Comparing Video Codecs May Be Wrong
Christian Herglotz, Hannah Och, Anna Meyer +8
In this paper, we provide an in-depth assessment on the Bjøntegaard Delta. We construct a large data set of video compression performance comparisons using a diverse set of metrics…
Fast Reconstruction of Three-Quarter Sampling Measurements Using Recurrent Local Joint Sparse Deconvolution and Extrapolation
Simon Grosche, Andy Regensky, Alexander Sinn +2
Recently, non-regular three-quarter sampling has shown to deliver an increased image quality of image sensors by using differently oriented L-shaped pixels compared to the same num…
Real-Time Frequency Selective Reconstruction through Register-Based Argmax Calculation
Andy Regensky, Simon Grosche, Jürgen Seiler +1
Frequency Selective Reconstruction (FSR) is a state-of-the-art algorithm for solving diverse image reconstruction tasks, where a subset of pixel values in the image is missing. How…
A Novel Viewport-Adaptive Motion Compensation Technique for Fisheye Video
Andy Regensky, Christian Herglotz, André Kaup
Although fisheye cameras are in high demand in many application areas due to their large field of view, many image and video signal processing tasks such as motion compensation suf…
Motion-Plane-Adaptive Inter Prediction in 360-Degree Video Coding
Andy Regensky, Christian Herglotz, André Kaup
Inter prediction is one of the key technologies enabling the high compression efficiency of modern video coding standards. 360-degree video needs to be mapped to the 2D image plane…
Image Super-Resolution Using T-Tetromino Pixels
Simon Grosche, Andy Regensky, Jürgen Seiler +1
For modern high-resolution imaging sensors, pixel binning is performed in low-lighting conditions and in case high frame rates are required. To recover the original spatial resolut…