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Paper-Conference
State-Space System Identification beyond the Nyquist Frequency with Collaborative Non-Uniform Sensing Data
In a multirate sampled-data system encompassing a continuous-time process and multiple output samplers with different sampling periods, …
Xiaohai Hu
,
Thomas Chu
,
Xu Chen
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DOI
Understanding and Controlling the Sensitivity of Event Cameras in Responding to Static Objects
Event cameras are sensors that asynchronously measure the brightness change of each pixel with a microsecond-level time resolution. …
Qiyao Gao
,
Xiaoyang Sun
,
Zhitao Yu
,
Xu Chen
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Least Squares Solution for System Identification with Non-uniform Data under a Coprime Collaborative Sensing Scheme
This paper presents a least squares formulation and a closed-form solution for identifying dynamical systems using non-uniform data …
Jinhua Ouyang
,
Xu Chen
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DOI
Control-oriented Modeling and Learning of Fast 3-Dimensional Laser-material Interaction from 2-Dimensional Images
In this paper, we propose a hybrid convolutional neural network (CNN) architecture that can identify the melt pool width (MPW) and melt …
John Shim
,
Xu Chen
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A Mass-Transfer Based Approach to Model and Predict Volatile Organic Compound Emission from Selective Laser Sintering
Released during 3-dimensional (3D) printing polymeric parts and many other industrial processes, the volatile organic compounds (VOCs) …
Feifei Yang
,
Xu Chen
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DOI
Learning Of Fast 3-dimensional Laser-material Interaction From 2-dimensional Images
In this paper, we propose a hybrid convolutional neural network architecture that can identify the melt pool depth (MPD), a melt pool …
John Shim
,
Xu Chen
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Target Tracking Under Delayed and Irregularly-Sampled Visual Feedback for a Robotic Air-Hockey System
We present a target tracking system for a robotic air-hockey player, where the state of the puck is optimally estimated by fusing …
Hui Xiao
,
Xu Chen
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DOI
A Machine Learning-based Portable Inspection Method For Evaluation Of Tool Surface Condition And Release Coating In Composites Manufacturing
During composites manufacturing, release coatings are applied on production tools to minimize tool-part friction and adhesive bonding. …
Caleb Schoenholz
,
Shuangshan Li
,
Kyle Bainbridge
,
Vy Huynh
,
Alex Gray
,
Xu Chen
,
Navid Zobeiry
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An Image Segmentation Framework for In-Situ Monitoring in Laser Powder Bed Fusion Additive Manufacturing
Laser powder bed fusion (LPBF) is an additive manufacturing technique that offers a number of competitive advantages over conventional …
Jason Xie
,
Tianyu Jiang
,
Xu Chen
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DOI
Shape-Adaptive Lighting for Complex Geometries in Automated Visual Inspection
Automating visual inspection has the potential to remove the current bottleneck of burdensome and subjective manual inspection in …
Mark Gerges
,
Xu Chen
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DOI
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