CXIL - Research

Research

X-ray Detectors

Detector physics
Cascded-systems analysis of detector performance
Application-specific (e.g., biomedical and industrial) design
Evaluation of image quality (MTF, NPS, and DQE)
Energy-integrating (EI) detectors (amorphous silicon, amorphous selenium, metal oxide)
Multilayered EI detectors
Photon-counting (PC) detectors
Megavoltage detectors
Amorphous Selenium

Flat-panel detector

MTF, NPS, DQE

MV scanner

Multi-Energy & Backscatter Imaging

Detector/imaging physics
Cascaded-systems analysis-based detector/system design
Multilayered EID-based dual-energy imaging
PCD-based multi-energy imaging
Duel-energy reconstruction algorithms
Image processing using deep learning
Megavoltage carge-container scanning system

Tomography & Image Reconstruction

Imaging physics
Cascaded-systems analysis-based system design
Optimization of imaging geometry and acquisition parameters
Imaging simulations
PCD-based high-resolution dual-energy microtomography
Limited-angle tomography
Image reconstruction algorithms
Deep learning-based reconstruction
Robotic CT system & scan-trajectory design

Microtomography

Limited-angle tomography

Dose Estimation

Patient-specific dose estimation
Numerical algorithms for fast dose-map estimation
Monte Carlo-based dose estimation
Intensity-modulated CT scans

Monte Carlo simulation

Image Processing & Deep Learning

Digital image processing
Duel-energy imaging
Image restoration (super resolution)
Network design & optimization
Image Reconstruction

Fourier analysis of multi-scale networks for super resolution

Trajectory optimization for robot-CT

Trajectory optimization for object-specific CT scanning
CT scan trajectory optimization using deep learning and algorithm
Development of non-destructive inspection system using a robotic arm
Reconstruction algorithm suitable for arbitrary scan trajectories

Reference

Conventional

RL-optimized

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