Christopher Zach

Forskningsprofessor at Signal Processing and Biomedical Engineering

Christopher Zach is a research professor in the research group Computer vision and medical image analysis. His main research interests are 3D reconstruction from images and 3D image understanding. Further, he conducts research in efficient and real-time methods for computer vision and machine learning, and therefore he also explores underlying mathematical models and suitable numerical optimization methods.

Source: chalmers.se
Image of Christopher Zach

Showing 33 publications

2025

Text in the dark: Extremely low-light text image enhancement

Che-Tsung Lin, Chun Chet Ng, Zhi Qin Tan et al
Signal Processing: Image Communication. Vol. 130
Journal article
2024

When IC meets text: Towards a rich annotated integrated circuit text dataset

Chun Chet Ng, Che-Tsung Lin, Zhi Qin Tan et al
Pattern Recognition. Vol. 147
Journal article
2024

Text Prompt Augmentation for Zero-shot Out-of-Distribution Detection

Xixi Liu, Christopher Zach
2024 European Conference on Computer Vision. Vol. 15059-15147
Paper in proceeding
2024

Learned Trajectory Embedding for Subspace Clustering

Yaroslava Lochman, Carl Olsson, Christopher Zach
Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition, p. 19092-19102
Paper in proceeding
2024

Deep Nearest Neighbors for Anomaly Detection in Chest X-Rays

Xixi Liu, Jennifer Alvén, Ida Häggström et al
Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 14349 LNCS, p. 293-302
Paper in proceeding
2024

Two Tales of Single-Phase Contrastive Hebbian Learning

Rasmus Kjær Høier, Christopher Zach
Proceedings of Machine Learning Research. Vol. 235, p. 18470-18488
Paper in proceeding
2023

Fully Variational Noise-Contrastive Estimation

Christopher Zach
Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 13886 LNCS, p. 175-190
Paper in proceeding
2023

Cycle-Object Consistency for Image-to-Image Domain Adaptation

Che-Tsung Lin, Jie Long Kew, Chee Seng Chan et al
Pattern Recognition. Vol. 138
Journal article
2023

Rethinking Long-Tailed Visual Recognition with Dynamic Probability Smoothing and Frequency Weighted Focusing

Wan Jun Nah, Chun Chet Ng, Che-Tsung Lin et al
Proceedings - International Conference on Image Processing, ICIP, p. 435-439
Paper in proceeding
2023

Deep-learning-based out-of-distribution data detection in visual inspection images

Erik Lindgren, Christopher Zach
Proceedings of SPIE - The International Society for Optical Engineering. Vol. 12489
Paper in proceeding
2023

Decentralized Training of 3D Lane Detection with Automatic Labeling Using HD Maps,

Yadong Mao, Zhuqi Xiao, Che-Tsung Lin et al
IEEE Vehicular Technology Conference. Vol. 2023-June
Paper in proceeding
2023

Exploiting Redundancy for Large Scale Bundle Adjustment: In Partial Defense of Minimization by Alternation

Christopher Zach, Huu Le
Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 13886 LNCS
Paper in proceeding
2023

Dual Propagation: Accelerating Contrastive Hebbian Learning with Dyadic Neurons

Rasmus Kjær Høier, Dorian Staudt, Christopher Zach
Proceedings of Machine Learning Research. Vol. 202, p. 13141-13156
Paper in proceeding
2023

GEN: Pushing the Limits of Softmax-Based Out-of-Distribution Detection

Xixi Liu, Yaroslava Lochman, Christopher Zach
Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition. Vol. 2023-June, p. 23946-23955
Paper in proceeding
2022

Extremely Low-light Image Enhancement with Scene Text Restoration

Pohao Hsu, Che-Tsung Lin, Chun Chet Ng et al
Proceedings - International Conference on Pattern Recognition. Vol. 2022-August, p. 317-323
Paper in proceeding
2022

Effortless Training of Joint Energy-Based Models with Sliced Score Matching

Xixi Liu, Dorian Staudt, Che-Tsung Lin et al
Proceedings - International Conference on Pattern Recognition. Vol. 2022-August, p. 2643-2649
Paper in proceeding
2022

CyEDA : CYCLE OBJECT EDGE CONSISTENCY DOMAIN ADAPTATION

Jing Chong Beh, Kam Woh Ng, Jie Long Kew et al
Proceedings - International Conference on Image Processing, ICIP, p. 2986-2990
Paper in proceeding
2022

Industrial X-ray Image Analysis with Deep Neural Networks Robust to Unexpected Input Data

Erik Lindgren, Christopher Zach
Metals. Vol. 12 (11)
Journal article
2022

AdaSTE: An Adaptive Straight-Through Estimator to Train Binary Neural Networks

Huu Le, Rasmus Kjær Høier, Che-Tsung Lin et al
Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition. Vol. 2022-June, p. 460-469
Paper in proceeding
2022

Data Augmentation via Neural-Style-Transfer for Driver Distraction Recognition

Che-Tsung Lin, Thomas Streubel, Marco Dozza et al
The 8th International Conference on Driver Distraction and Inattention
Paper in proceeding
2022

Joint Energy-based Model for Deep Probabilistic Regression

Xixi Liu, Che-Tsung Lin, Christopher Zach
Proceedings - International Conference on Pattern Recognition. Vol. 2022-August, p. 2693-2699
Paper in proceeding
2021

Robust Fitting with Truncated Least Squares: A Bilevel Optimization Approach

Huu Le, Christopher Zach
Proceedings - 2021 International Conference on 3D Vision, 3DV 2021, p. 1392-1400
Paper in proceeding
2021

Analysis of industrial X-ray computed tomography data with deep neural networks

Erik Lindgren, Christopher Zach
Proceedings of SPIE - The International Society for Optical Engineering. Vol. 11840
Paper in proceeding
2021

AUTOENCODER-BASED ANOMALY DETECTION IN INDUSTRIAL X-RAY IMAGES

Erik Lindgren, Christopher Zach
Proceedings of 2021 48th Annual Review of Progress in Quantitative Nondestructive Evaluation, QNDE 2021
Paper in proceeding
2021

Progressive Batching for Efficient Non-linear Least Squares

Huu Le, Christopher Zach, Edward Rosten et al
Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 12624 LNCS, p. 506-522
Paper in proceeding
2021

BabelCalib: A Universal Approach to Calibrating Central Cameras

Yaroslava Lochman, Kostiantyn Liepieshov, Jianhui Chen et al
Proceedings of the IEEE International Conference on Computer Vision, p. 15233-15242
Paper in proceeding
2020

Contrastive learning for lifted networks

Christopher Zach, Virginia Estellers
30th British Machine Vision Conference 2019, BMVC 2019
Paper in proceeding
2020

Truncated Inference for Latent Variable Optimization Problems: Application to Robust Estimation and Learning

Christopher Zach, Huu Le
Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 12371 LNCS, p. 464-480
Paper in proceeding
2020

Lifted Regression/Reconstruction Networks

Rasmus Kjær Høier, Christopher Zach
31st British Machine Vision Conference, BMVC 2020
Paper in proceeding
2020

A Graduated Filter Method for Large Scale Robust Estimation

Huu Le, Christopher Zach
Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition, p. 5558-5567
Paper in proceeding
2020

SG-VAE: Scene Grammar Variational Autoencoder to Generate New Indoor Scenes

Pulak Purkait, Christopher Zach, Ian Reid
Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 12369 LNCS, p. 155-171
Paper in proceeding
2019

Seeing Behind Things: Extending Semantic Segmentation to Occluded Regions

Pulak Purkait, Christopher Zach, Ian Reid
IEEE International Conference on Intelligent Robots and Systems, p. 1998-2005
Paper in proceeding
2019

Pareto meets huber: Efficiently avoiding poor minima in robust estimation

Christopher Zach, Guillaume Bourmaud
Proceedings of the IEEE International Conference on Computer Vision. Vol. 2019-October, p. 10242-10250
Paper in proceeding

Download publication list

You can download this list to your computer.

Filter and download publication list

As logged in user (Chalmers employee) you find more export functions in MyResearch.

You may also import these directly to Zotero or Mendeley by using a browser plugin. These are found herer:

Zotero Connector
Mendeley Web Importer

The service SwePub offers export of contents from Research in other formats, such as Harvard and Oxford in .RIS, BibTex and RefWorks format.

Showing 4 research projects

2020–

Learning and Leveraging Rich Priors for Factorization Problems

Christopher Zach Imaging and Image Analysis
Carl Olsson Imaging and Image Analysis
Wallenberg AI, Autonomous Systems and Software Program

3 publications exist
2020–2025

Energy-based models for supervised deep neural networks and their applications

Morteza Haghir Chehreghani Data Science
Christopher Zach Imaging and Image Analysis
Chalmers AI Research Centre (CHAIR)

1 publication exists
2020–2022

AI for Analysis for Naturalistic Driving Data

Dag Wedelin Data Science
Christopher Zach Imaging and Image Analysis
Marco Dozza Crash Analysis and Prevention
AoA Transport Funds
Chalmers AI Research Centre (CHAIR)

2019–2022

Automatic data analysis within non-destructive evaluation (ADA-NDE)

Fredrik Kahl Computer vision and medical image analysis
Håkan Wirdelius Engineering Materials
Erik Lindgren Engineering Materials
Christopher Zach Computer vision and medical image analysis
ÅForsk

There might be more projects where Christopher Zach participates, but you have to be logged in as a Chalmers employee to see them.