Results 51 to 60 of about 11,452,512 (239)

An optimization approach for radiosurgery treatment planning [PDF]

open access: yes, 2001
We outline a new approach for radiosurgery treatment planning, based on solving a series of optimization problems. We consider a speci c treat- ment planning problem for a specialized device known as the Gamma Knife, that provides an advanced ...
Lim, Jinho   +2 more
core  

Skeletonization

open access: yes, 2018
: "This report describes preliminary work in the automatic generation of the Medial Axis Transform from discretized objects. The method is similar in spirit to grassfire algorithms described by various authors in the past 20 years in the 2D domain ...
Atul Sudhalkar (5357693)   +3 more
core   +1 more source

Photogrammetric Surveys and Geometric Processes to Analyse and Monitor Red Coral Colonies

open access: yesJournal of Marine Science and Engineering, 2018
This article describes the set of photogrammetric tools developed for the monitoring of Mediterranean red coral Corallium rubrum populations. The description encompasses the full processing chain: from the image acquisition to the information extraction ...
Jean-Philip Royer   +8 more
doaj   +1 more source

A Low Psoas Muscle Index Was Associated With a Poorer Overall Survival in Patients Who Underwent Percutaneous Nephrostomy

open access: yesAging and Cancer, EarlyView.
In patients with malignant ureteral obstruction undergoing percutaneous nephrostomy, sarcopenia defined by a low psoas muscle index was independently associated with poor overall survival on multivariate Cox regression analysis, suggesting that preoperative assessment of psoas muscle index may aid prognostic stratification in this population.
Kota Shimokihara   +3 more
wiley   +1 more source

Segmentation-Less, Automated, Vascular Vectorization.

open access: yesPLoS Computational Biology, 2021
Recent advances in two-photon fluorescence microscopy (2PM) have allowed large scale imaging and analysis of blood vessel networks in living mice.
Samuel A Mihelic   +5 more
doaj   +1 more source

SPG4 and Dementia: Expanding the Clinical Spectrum

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Hereditary spastic paraplegia (HSP) is a group of disorders characterized by progressive spasticity and lower limb weakness, with mutations in SPG4/SPAST being the most common cause. Detailed studies and clinical and molecular comparisons across different populations are missing.
Emanuele Panza   +19 more
wiley   +1 more source

DIGITAL DESIGN OF SKELETONIZATION

open access: yes, 2014
In this study a real time skeletonization system is implemented on FPGA. Skeletonization forms the backbone of many tracking and matching applications in image processing. The computational complexity of the skeletonization algorithms highly increases to
Yalcin, Mustak E., Atay, Melike
core   +1 more source

Design and manufacture of Skeletonization Applications [PDF]

open access: yes, 2015
The development of image processing technology is well developed today, such as object recognition inan images. Algorithm to obtain accurate results in object recognition continues to be developed.
Liliana, SIMON, GIDEON, Gunadi, Kartika
core   +1 more source

Longitudinal Assessment of Biomarkers in ALS: Discriminative Biomarkers for Disease Progression and Survival

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To assess the association and discriminative performance of serum biomarkers with clinical disease progression and survival in patients with amyotrophic lateral sclerosis (ALS). Methods This retrospective study, conducted at Houston Methodist Hospital, Houston, TX, used longitudinal serum samples collected between January 2018 and ...
David R. Beers   +7 more
wiley   +1 more source

Comparison of different skeletonization methods.

open access: yes, 2022
Comparison of different skeletonization methods.
Zijun Liang (9427633)   +3 more
core   +1 more source

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