Results 51 to 60 of about 3,456,836 (310)

Effects of star detection errors on attitude determination

open access: yes2014 22nd Signal Processing and Communications Applications Conference (SIU), 2014
In this paper, robustness of star identification and attitude estimation methods that are operating in Lost-in-Space (LIS) mode, under harsh noise conditions of the near space, are analyzed. Despite star extraction, identification and attitude estimation methods that are proposed as solutions for subproblems, there is a lack of study that investigates ...
Soysal, Medeni, Tola, Engin
openaire   +2 more sources

Star routes [PDF]

open access: yes, 2007
A brief history of "star routes" used by the United States Postal ...

core  

Provider and Parent Perspectives on Prioritizing the “Asking and Monitoring” Pediatric Cancer Psychosocial Standards of Care

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background The Standards for Psychosocial Care for Children with Cancer and Their Families (“Standards”) are evidence‐based guidelines for psychosocial care in pediatric oncology. Care related to the three “Asking and Monitoring” Standards—Assessment of Psychosocial Needs, Assessment of Financial Needs, and Monitoring Neurocognitive Problems ...
Julia B. Tager   +8 more
wiley   +1 more source

Sierra Club, Lone Star Chapter Newsletter

open access: yes, 2019
Newsletter from the Lone Star Chapter of Sierra Club regarding Big Thicket Committee with an article titled "Big Thicket Expansion Sought" from the Lone Star SierranThe Big Thicket Collection contains materials relating to the conservation of the Big ...
Sierra Club, Lone Star Chapter
core   +1 more source

DETECTION OF IRON IN PG1159 STARS

open access: yesThe Astrophysical Journal, 2010
Up to now, iron had not been found in any hydrogen-deficient (pre-) white dwarf of spectral type PG1159, despite intense searching in a number of objects. Consequently, an iron deficiency was claimed, in some cases at least 1 dex. The primary indicators were UV lines of Fe VII.
Klaus Werner   +2 more
openaire   +1 more source

Safety and Effectiveness of a High‐Dose, Tailored Tissue Plasminogen Activator Therapy Protocol: A Joint Pediatric Hematology and Cardiac ICU Quality Improvement Initiative Analysis

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Pediatric thromboembolism is increasingly encountered in critical care. Systemic thrombolysis with tissue plasminogen activator (tPA) facilitates vessel or valve patency, yet pediatric‐specific protocols remain undefined, and safety concerns persist. Objective To evaluate the efficacy and safety of a tailored, prolonged systemic tPA
Eran Shostak   +5 more
wiley   +1 more source

STAR: Spatial and Temporal Context-Aware Network for Resident Space Object Detection

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Most resident space object (RSO) detection methods are designed based on the observation mode of the telescope, focusing the core of RSO detection on point-like or streak-like object detection.
Bowen Gan, Wei Liang, Zhaodong Niu
doaj   +1 more source

Performance Comparison of PS Star-16QAM and PS Square-Shaped 16QAM (Square-16QAM)

open access: yesIEEE Photonics Journal, 2017
We investigate and compare the performance of star-shaped 16-ary quadrature amplitude modulation (Star-16QAM) and square-shaped 16QAM (Square-16QAM) in the probabilistic shaping (PS) and uniform schemes with coherent detection.
Bo Liu   +7 more
doaj   +1 more source

SUPERMASSIVE DARK STARS: DETECTABLE INJWST [PDF]

open access: yesThe Astrophysical Journal, 2010
32 pages, 4 ...
Freese, Katherine   +4 more
openaire   +2 more sources

Global Efforts to Reduce Paediatric Cancer Care Disparities in Radiotherapy: A Decade Change

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background We present an update on the status, needs and challenges faced by paediatric imaging and radiotherapy (RT) programmes globally after a previous survey conducted by the International Atomic Energy Agency (IAEA) 10 years prior. Methods We developed and distributed a 121‐question survey to radiation oncologists, medical physicists and ...
Raymond B. Mailhot Vega   +10 more
wiley   +1 more source

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