Search Results - "Veldkamp, Wouter J.H"

Inter‐laboratory comparison of channelized hotelling observer computation by Ba, Alexandre, Abbey, Craig K., Baek, Jongduk, Han, Minah, Bouwman, Ramona W., Balta, Christiana, Brankov, Jovan, Massanes, Francesc, Gifford, Howard C., Hernandez‐Giron, Irene, Veldkamp, Wouter J. H., Petrov, Dimitar, Marshall, Nicholas, Samuelson, Frank W., Zeng, Rongping, Solomon, Justin B., Samei, Ehsan, Timberg, Pontus, Förnvik, Hannie, Reiser, Ingrid, Yu, Lifeng, Gong, Hao, Bochud, François O.

“…Purpose The task‐based assessment of image quality using model observers is increasingly used for the assessment of different imaging modalities. However, the…”
Get full text

Clinical Evaluation of 64-Slice CT Assessment of Global Left Ventricular Function Using Automated Cardiac Phase Selection by Joemai, Raoul M.S., Geleijns, Jacob, Veldkamp, Wouter J.H., Kroft, Lucia J.M.

“…Background Left ventricular (LV) function provides prognostic information regarding the morbidity and mortality of patients. An automated cardiac phase…”
Get full text

Real-Time Person Identification in a Hospital Setting: A Systematic Review by Essink, Heleen M, Knops, Armelle, Liqui Lung, Amber M A, van der Meulen, C Nienke, Wouters, Nino L, van der Molen, Aart J, Veldkamp, Wouter J H, Termaat, M Frank

“…In the critical setting of a trauma team activation, team composition is crucial information that should be accessible at a glance. This calls for a…”
Get full text

Dose and perceived image quality in chest radiography by Veldkamp, Wouter J.H, Kroft, Lucia J.M, Geleijns, Jacob

“…Abstract Chest radiography is the most commonly performed diagnostic X-ray examination. The radiation dose to the patient for this examination is relatively…”
Get full text

Quality control in diagnostic imaging using images of patient studies by van der Tol, Pieternel, Michiel den Harder, J, Bravaglieri, Lisa, Veldkamp, Wouter J.H, Geleijns, Jacob

“…Introduction Weekly lean quality checks (LQC) of imaging devices using simple phantoms are commonly performed in many hospitals, aiming at early detection of…”
Get full text

Automatic quantitative analysis of pulmonary vascular morphology in CT images by Zhai, Zhiwei, Staring, Marius, Hernández Girón, Irene, Veldkamp, Wouter J. H., Kroft, Lucia J., Ninaber, Maarten K., Stoel, Berend C.

“…Purpose Vascular remodeling is a significant pathological feature of various pulmonary diseases, which may be assessed by quantitative computed tomography (CT)…”
Get full text

Development of a 3D printed anthropomorphic lung phantom for image quality assessment in CT by Hernandez-Giron, Irene, den Harder, Johan Michiel, Streekstra, Geert J., Geleijns, Jacob, Veldkamp, Wouter J.H.

“…•A complex model of the lung vessel tree based on published data was developed.•The model was 3D printed to create a lung phantom for image quality assessment…”
Get full text

A model observer study using acquired mammographic images of an anthropomorphic breast phantom by Balta, Christiana, Bouwman, Ramona W., Sechopoulos, Ioannis, Broeders, Mireille J.M., Karssemeijer, Nico, Engen, Ruben E., Veldkamp, Wouter J.H.

“…Purpose To study the feasibility of a task‐based framework composed of an anthropomorphic breast phantom and mathematical model observers (MOs) for the…”
Get full text

Development and validation of segmentation and interpolation techniques in sinograms for metal artifact suppression in CT by Veldkamp, Wouter J. H., Joemai, Raoul M. S., van der Molen, Aart J., Geleijns, Jacob

“…Purpose: Metal prostheses cause artifacts in computed tomography (CT) images. The purpose of this work was to design an efficient and accurate metal…”
Get full text

Adaptive iterative dose reduction 3D versus filtered back projection in CT: evaluation of image quality by Joemai, Raoul M S, Veldkamp, Wouter J H, Kroft, Lucia J M, Hernandez-Giron, Irene, Geleijns, Jacob

“…The purpose of this study was to evaluate image quality with filtered back projection (FBP) and adaptive iterative dose reduction 3D (AIDR 3D). Phantom…”
Get full text

Comparison of a flexible versus a rigid breast compression paddle: pain experience, projected breast area, radiation dose and technical image quality by Broeders, Mireille J. M., ten Voorde, Marloes, Veldkamp, Wouter J. H., van Engen, Ruben E., van Landsveld – Verhoeven, Cary, ’t Jong – Gunneman, Machteld N. L., de Win, Jos, Greve, Kitty Droogh-de, Paap, Ellen, den Heeten, Gerard J.

“…Purpose To compare pain, projected breast area, radiation dose and image quality between flexible (FP) and rigid (RP) breast compression paddles. Methods The…”
Get full text

Metal artifact reduction for CT: Development, implementation, and clinical comparison of a generic and a scanner-specific technique by Joemai, Raoul M. S., de Bruin, Paul W., Veldkamp, Wouter J. H., Geleijns, Jacob

“…Purpose : To develop, implement, and compare two metal artifact reduction methods for CT. Methods : Two methods for metal artifact reduction were developed…”
Get full text

Lesion detection in digital breast tomosynthesis: human reader experiments indicate no benefit from the integration of information from multiple planes by Balta, Christiana, Reiser, Ingrid, Broeders, Mireille J M, Veldkamp, Wouter J H, van Engen, Ruben E, Sechopoulos, Ioannis

“…In digital breast tomosynthesis (DBT), radiologists need to review a stack of 20 to 80 tomosynthesis images, depending upon breast size. This causes a…”
Get full text

Optimization of the difference-of-Gaussian channel sets for the channelized Hotelling observer by Balta, Christiana, Bouwman, Ramona W, Broeders, Mireille J. M, Karssemeijer, Nico, Veldkamp, Wouter J. H, Sechopoulos, Ioannis, van Engen, Ruben E

“…The channelized-Hotelling observer (CHO) was investigated as a surrogate of human observers in task-based image quality assessment. The CHO with…”
Get full text

The value of scatter removal by a grid in full field digital mammography by Veldkamp, Wouter J. H., Thijssen, Martin A. O., Karssemeijer, Nico

“…Our objective in this study was to investigate the usefulness of an anti-scatter grid in digital mammography using a contrast detail phantom. The mammography…”
Get full text

Increase in perceived case suspiciousness due to local contrast optimisation in digital screening mammography by Visser, Roelant, Veldkamp, Wouter J. H., Beijerinck, David, Bun, Petra A. M., Deurenberg, Jan J. M., Imhof-Tas, Mechli W., Schuur, Klaas H., Snoeren, Miranda M., den Heeten, Gerard J., Karssemeijer, Nico, Broeders, Mireille J. M.

“…Objectives To determine the influence of local contrast optimisation on diagnostic accuracy and perceived suspiciousness of digital screening mammograms…”
Get full text

Signal template generation from acquired images for model observer-based image quality analysis in mammography by Balta, Christiana, Bouwman, Ramona W, Veldkamp, Wouter J. H, Broeders, Mireille J. M, Sechopoulos, Ioannis, van Engen, Ruben E

“…Mammography images undergo vendor-specific processing, which may be nonlinear, before radiologist interpretation. Therefore, to test the entire imaging chain,…”
Get full text

Corrigendum to “Automated analysis of neuronal morphology, synapse number and synaptic recruitment” [J. Neurosci. Methods 195 (2) (2011) 185–193] by Schmitz, Sabine K., Hjorth, J.J. Johannes, Joemai, Raoul M.S., Wijntjes, Rick, Eijgenraam, Susanne, de Bruijn, Petra, Georgiou, Christina, de Jong, Arthur P.H., van Ooyen, Arjen, Verhage, Matthijs, Cornelisse, L. Niels, Toonen, Ruud F., Veldkamp, Wouter J.H.

Get full text

Automated Cardiac Phase Selection with 64-MDCT Coronary Angiography by Joemai, Raoul M. S, Geleijns, Jacob, Veldkamp, Wouter J. H, de Roos, Albert, Kroft, Lucia J. M

“…The aim of this study was to assess three different phase-selection methods for obtaining optimal CT coronary artery image quality. ECG-gated CT coronary…”
Get full text

Contrast-detail evaluation and dose assessment of eight digital chest radiography systems in clinical practice by Veldkamp, Wouter J H, Kroft, Lucia J M, Boot, Mireille V, Mertens, Bart J A, Geleijns, Jacob

“…The purpose of this study was to assess contrast-detail performance and effective dose of eight different digital chest radiography systems. Digital chest…”
Get full text