Manuscripts

Depth from Coupled Optical Differentiation [PDF] [Code/project page]Preprinted on arxiv, 2024.Junjie Luo, Yuxuan Liu, Emma Alexander, and Qi Guo
D-Flat: A Differentiable Flat-Optics Framework for End-to-End Metasurface Visual Sensor Design. [PDF] [Code/project page]Preprinted on arxiv, 2022.Dean Hazineh, Soon-Wei Daniel Lim, Zhujun Shi, Federico Capasso, Todd Zickler, and Qi Guo

2024

CT-Bound: Robust Boundary Estimation From Noisy Images Via Hybrid Convolution and Transformer Neural Networks. [PDF] [Code]International Workshop on Multimedia Signal Processing (MMSP) 2024.Wei Xu, Junjie Luo, and Qi Guo
MetaHDR: Single-Shot High-Dynamic Range Imaging and Sensing using a Multifunctional Metasurface. [PDF] [Project Page/Code]Optics Express, 2024.Charles Brookshire, Yuxuan Liu, Yuanrui Chen, Wei-Ting Chen, and Qi Guo
Generative Quanta Color Imaging[PDF] [Project Page]Computer Vision and Pattern Recognition (CVPR), 2024Vishal Purohit, Junjie Luo, Yiheng Chi, Qi Guo, Stanley H. Chan, and Qiang Qiu
HyperColorization: propagating spatially sparse noisy spectral clues for reconstructing hyperspectral images[PDF] [Project Website] [Code]Optics Express, 2024M. Kerem Aydin, Qi Guo, and Emma Alexander 

2023

Polarization Multi-Image Synthesis with Birefringent Metasurfaces[PDF] [Project Page] [Code] [D-Flat Code] [Slides]International Conference on Computational Photography (ICCP), 2023Dean Hazineh, Soon Wei Daniel Lim, Qi Guo, Federico Capasso, and Todd Zickler
Continuous 3D-LABEL Semi-Global Matching for Satellite Stereo[PDF]The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2023.Sonali Patil and Qi Guo
Stellar: A Large Satellite Stereo Dataset for Digital Surface Model Generation[PDF] [Dataset]The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2023.Sonali Patil and Qi Guo

2022 and Before

Raycast Calibration for Augmented Reality HMDs with Off-Axis Reflective Combiners. [PDF] [Video]International Conference on Computational Photography (ICCP), 2020.Qi Guo, Huixuan Tang, Aaron Schmitz, Wenqi Zhang, Yang Lou, Alexander Fix, Steven Lovegrove, and Hauke Strasdat
Compact single-shot metalens depth sensors inspired by eyes of jumping spiders. [DOI] [PDF] [Project page] [Video]Proceedings of the National Academy of Sciences (PNAS), 2019.Qi Guo, Zhujun Shi, Yao-Wei Huang, Emma Alexander, Cheng-Wei Qiu, Federico Capasso, and Todd Zickler.
Tackling 3D ToF Artifacts Through Learning and the FLAT Dataset. [PDF] [Project page] [Video]Proc. European Conference on Computer Vision (ECCV), 2018. Qi Guo, Iuri Frosio, Orazio Gallo, Todd Zickler and Jan Kautz. 
Focal track: Depth and Accommodation with Oscillating Lens Deformation. Proc. International Conference on Computer Vision (ICCV), 2017. (Best Demo Award, ICCP 2018.) [PDF] [Project page]Qi Guo, Emma Alexander, and Todd Zickler
Focal Flow: Measuring Distance and Velocity with Defocus and Differential Motion. Proc. European Conference on Computer Vision (ECCV), 2016. (Best Student Paper Award.) [PDF] [Project page] [Video]     International Journal of Computer Vision (IJCV), 2017. [PDF]Emma Alexander, Qi Guo, Sanjeev J. Koppal, Steven J. Gortler, and Todd Zickler

Conference Abstracts & Presentations