User profiles for Ida Häggström
Ida HäggströmChalmers University of Technology Verified email at chalmers.se Cited by 1414 |
Introduction to radiomics
Radiomics is a rapidly evolving field of research concerned with the extraction of quantitative
metrics—the so-called radiomic features—within medical images. Radiomic features …
metrics—the so-called radiomic features—within medical images. Radiomic features …
DeepPET: A deep encoder–decoder network for directly solving the PET image reconstruction inverse problem
The purpose of this research was to implement a deep learning network to overcome two of
the major bottlenecks in improved image reconstruction for clinical positron emission …
the major bottlenecks in improved image reconstruction for clinical positron emission …
Accelerating prostate diffusion-weighted MRI using a guided denoising convolutional neural network: retrospective feasibility study
Purpose To investigate the feasibility of accelerating prostate diffusion-weighted imaging (DWI)
by reducing the number of acquired averages and denoising the resulting image using a …
by reducing the number of acquired averages and denoising the resulting image using a …
Impact of ComBat harmonization on PET radiomics-based tissue classification: a dual-center PET/MRI and PET/CT study
…, HA Vargas, P Gibbs, I Häggström… - Journal of Nuclear …, 2022 - Soc Nuclear Med
Our purpose was to determine whether ComBat harmonization improves 18 F-FDG PET
radiomics-based tissue classification in pooled PET/MRI and PET/CT datasets. Methods: Two …
radiomics-based tissue classification in pooled PET/MRI and PET/CT datasets. Methods: Two …
[HTML][HTML] PETSTEP: generation of synthetic PET lesions for fast evaluation of segmentation methods
Purpose This work describes PETSTEP (PET Simulator of Tracers via Emission Projection):
a faster and more accessible alternative to Monte Carlo (MC) simulation generating realistic …
a faster and more accessible alternative to Monte Carlo (MC) simulation generating realistic …
Dynamic PET simulator via tomographic emission projection for kinetic modeling and parametric image studies
Purpose: To develop and evaluate a fast and simple tool called dpetstep (Dynamic PET
Simulator of Tracers via Emission Projection), for dynamic PET simulations as an alternative to …
Simulator of Tracers via Emission Projection), for dynamic PET simulations as an alternative to …
[HTML][HTML] Deep learning for [18F] fluorodeoxyglucose-PET-CT classification in patients with lymphoma: a dual-centre retrospective analysis
I Häggström, D Leithner, J Alvén… - The Lancet Digital …, 2024 - thelancet.com
Background The rising global cancer burden has led to an increasing demand for imaging
tests such as [ 18 F]fluorodeoxyglucose ([ 18 F]FDG)-PET-CT. To aid imaging specialists in …
tests such as [ 18 F]fluorodeoxyglucose ([ 18 F]FDG)-PET-CT. To aid imaging specialists in …
H&E-based computational biomarker enables universal EGFR screening for lung adenocarcinoma
Lung cancer is the leading cause of cancer death worldwide, with lung adenocarcinoma being
the most prevalent form of lung cancer. EGFR positive lung adenocarcinomas have been …
the most prevalent form of lung cancer. EGFR positive lung adenocarcinomas have been …
Monolithic Bragg-locked Nd:GdVO4 laser
I Häggström, B Jacobsson, F Laurell - Optics express, 2007 - opg.optica.org
We present a monolithic single-longitudinal-mode laser based on Nd:GdVO_4 and a volume
Bragg grating. The laser at 1066 nm had a bandwidth below 40 MHz at a power of 30 mW. …
Bragg grating. The laser at 1066 nm had a bandwidth below 40 MHz at a power of 30 mW. …
Initial performance studies of a wearable brain positron emission tomography camera based on autonomous thin-film digital Geiger avalanche photodiode arrays
…, KC Mandal, I Häggström… - Journal of Medical …, 2017 - spiedigitallibrary.org
Using analytical and Monte Carlo modeling, we explored performance of a lightweight
wearable helmet-shaped brain positron emission tomography (PET), or BET camera, based on …
wearable helmet-shaped brain positron emission tomography (PET), or BET camera, based on …