Synthesizing Delay Insensitive Circuits from Verified Programs. - Henrik Hulgaard; Per H. Christensen; Jørgen Staunstrup (Research Directions in High-Level Parallel Programming Languages, 1991)

Determining the shape of multi-colored dichromatic surface using color photometric stereo. - Per H. Christensen; Linda G. Shapiro (CVPR, 1993)

Three-dimensional shape from color photometric stereo. - Per H. Christensen; Linda G. Shapiro (Int. J. Comput. Vis., 1994)

Global Illumination of Glossy Environments Using Wavelets and Importance. - Per H. Christensen; Eric J. Stollnitz; David Salesin; Tony DeRose (ACM Trans. Graph., 1996)

Invited Talk: Global Illumination for Professional 3D Animation, Visualization, Special Effects. - Per H. Christensen (Rendering Techniques, 1997)

Clustering for Glossy Global Illumination. - Per H. Christensen; Dani Lischinski; Eric J. Stollnitz; David Salesin (ACM Trans. Graph., 1997)

The Cornell box - up in smoke. - Per H. Christensen (SIGGRAPH Electronic Art and Animation Catalog, 1998)

Efficient Simulation of Light Transport in Scences with Participating Media Using Photon Maps. - Henrik Wann Jensen; Per H. Christensen (SIGGRAPH, 1998)

Tutorial 1 -Advanced Radiosity: Complex Scenes and Glossy Reflections. - Marc Stamminger; Daniel Wexler; Wolfram Kresse; Nicolas Holzschuch; Per H. Christensen (Eurographics (Tutorials), 1999)

Faster Photon Map Global Illumination. - Per H. Christensen (J. Graphics, GPU, & Game Tools, 1999)

Ray Differentials and Multiresolution Geometry Caching for Distribution Ray Tracing in Complex Scenes. - Per H. Christensen; David M. Laur; Julian Fong; Wayne L. Wooten; Dana Batali (Comput. Graph. Forum, 2003)

Adjoints and Importance in Rendering: An Overview. - Per H. Christensen (IEEE Trans. Vis. Comput. Graph., 2003)

An Irradiance Atlas for Global Illumination in Complex Production Scenes. - Per H. Christensen; Dana Batali (Rendering Techniques, 2004)

High quality rendering using ray tracing and photon mapping. - Henrik Wann Jensen; Per H. Christensen (SIGGRAPH Courses, 2007)

Irradiance caching in Pixar's RenderMan. - Per H. Christensen (SIGGRAPH Classes, 2008)

Practical global illumination with irradiance caching. - Jaroslav Krivánek; Pascal Gautron; Greg Ward; Henrik Wann Jensen; Per H. Christensen; Eric Tabellion (SIGGRAPH Classes, 2008)

Multiresolution radiosity caching for global illumination in movies. - Per H. Christensen; George Harker; Jonathan Shade; Brenden Schubert; Dana Batali (SIGGRAPH Talks, 2012)

State of the art in photon density estimation. - Toshiya Hachisuka; Wojciech Jarosz; Guillaume Bouchard; Per H. Christensen; Jeppe Revall Frisvad; Wenzel Jakob; Henrik Wann Jensen; Michael Kaschalk; Claude Knaus; Andrew Selle; Ben Spencer (SIGGRAPH Courses, 2012)

Photon Beam Diffusion: A Hybrid Monte Carlo Method for Subsurface Scattering. - Ralf Habel; Per H. Christensen; Wojciech Jarosz (Comput. Graph. Forum, 2013)

An approximate reflectance profile for efficient subsurface scattering. - Per H. Christensen (SIGGRAPH Talks, 2015)

The path tracing revolution in the movie industry. - Alexander Keller 001; Luca Fascione; Marcos Fajardo; Iliyan Georgiev; Per H. Christensen; Johannes Hanika; Christian Eisenacher; Gregory Nichols (SIGGRAPH Courses, 2015)

The Path to Path-Traced Movies. - Per H. Christensen; Wojciech Jarosz (Found. Trends Comput. Graph. Vis., 2016)

Path tracing in production - part 1: production renderers. - Luca Fascione; Johannes Hanika; Marcos Fajardo; Per H. Christensen; Brent Burley; Brian Green (SIGGRAPH Courses, 2017)

Design and implementation of modern production renderers. - Matt Pharr; Brent Burley; Per H. Christensen; Marcos Fajardo; Luca Fascione; Christopher D. Kulla (SIGGRAPH Panels, 2018)

Progressive Multi-Jittered Sample Sequences. - Per H. Christensen; Andrew Kensler; Charlie Kilpatrick (Comput. Graph. Forum, 2018)

RenderMan: An Advanced Path-Tracing Architecture for Movie Rendering. - Per H. Christensen; Julian Fong; Jonathan Shade; Wayne L. Wooten; Brenden Schubert; Andrew Kensler; Stephen Friedman; Charlie Kilpatrick; Cliff Ramshaw; Marc Bannister; Brenton Rayner; Jonathan Brouillat; et al. (ACM Trans. Graph., 2018)

Indoor Occupancy Detection and Estimation using Machine Learning and Measurements from an IoT LoRa-based Monitoring System. - Ramoni Adeogun; Ignacio Rodriguez 001; Mohammad Razzaghpour; Gilberto Berardinelli; Per Hartmann Christensen; Preben Elgaard Mogensen (GIoTS, 2019)

My favorite samples. - Alexander Keller 001; Iliyan Georgiev; Abdalla G. M. Ahmed; Per H. Christensen; Matt Pharr (SIGGRAPH Courses, 2019)

Orthogonal Array Sampling for Monte Carlo Rendering. - Wojciech Jarosz; Afnan Enayet; Andrew Kensler; Charlie Kilpatrick; Per H. Christensen (Comput. Graph. Forum, 2019)

Stochastic Generation of (t, s) Sample Sequences. - Andrew Helmer; Per H. Christensen; Andrew Kensler (EGSR (DL), 2021)

5G Swarm Production: Advanced Industrial Manufacturing Concepts Enabled by Wireless Automation. - Ignacio Rodriguez 001; Rasmus S. Mogensen; Allan Schjørring; Mohammad Razzaghpour; Roberto Maldonado 001; Gilberto Berardinelli; Ramoni Adeogun; Per H. Christensen; Preben E. Mogensen; Ole Madsen; Charles Møller; Guillermo Pocovi; et al. (IEEE Commun. Mag., 2021)