Adaptive environment sampling on CPU and GPU. - Asen Atanasov; Vladimir Koylazov; Blagovest Taskov; Alexander Soklev; Vassillen Chizhov; Jaroslav Krivánek (SIGGRAPH Talks, 2018)

Efficient Data Optimisation for Harmonic Inpainting with Finite Elements. - Vassillen Chizhov; Joachim Weickert (CAIP (2), 2021)

Perceptual Error Optimization for Monte Carlo Rendering. - Vassillen Chizhov; Iliyan Georgiev; Karol Myszkowski; Gurprit Singh (ACM Trans. Graph., 2022)

Optimising Different Feature Types for Inpainting-Based Image Representations. - Ferdinand Jost; Vassillen Chizhov; Joachim Weickert (ICASSP, 2023)

Efficient Parallel Algorithms for Inpainting-Based Representations of 4K Images - Part I: Homogeneous Diffusion Inpainting. - Niklas Kämper; Vassillen Chizhov; Joachim Weickert (CoRR, 2024)

Efficient Parallel Algorithms for Inpainting-Based Representations of 4K Images - Part II: Spatial and Tonal Data Optimization. - Niklas Kämper; Vassillen Chizhov; Joachim Weickert (CoRR, 2024)

Efficient Parallel Data Optimization for Homogeneous Diffusion Inpainting of 4K Images. - Niklas Kämper; Vassillen Chizhov; Joachim Weickert (SIAM J. Imaging Sci., 2025)