Results 51 to 60 of about 17,542 (270)

ASSIST: Refinement of a Benefits Navigator Intervention Among Low‐Income Pediatric Oncology Families

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background/Objectives Children with cancer living in poverty experience worse survival and quality of life. Interventions connecting low‐income families to benefits (e.g., Supplemental Nutrition Assistance Program [SNAP] improve health outcomes; yet nearly 50% of SNAP‐eligible pediatric oncology families are unenrolled.
Puja J. Umaretiya   +11 more
wiley   +1 more source

Adaptive square-root CKF with application to DR/LBL integrated heading estimation for HOV [PDF]

open access: yes, 2015
Dead Reckoning (DR) and Long Base Line (LBL) are a modern method in navigation of Human Occupied Vehicles (HOV). However, the accuracy of DR system would degrade sharply, and due to the obvious error drifts of each unit involved in DR.
Liu B(刘本)   +5 more
core  

Heading estimation during motor-related magnetic disturbances [PDF]

open access: yes, 2023
Kursvinkelestimering er en utfordrende oppgave i nærvær av forstyrrelser fra magnetiske materialer. For små kjøretøy med elektriske motorer, som for eksempel en slangerobot, blir kursvinkelestimering ekstra utfordrende på grunn av det induserte ...
Linnerud, Mari
core  

Integration of GNSS and BLE Technology With Inertial Sensors for Real-Time Positioning in Urban Environments

open access: yesIEEE Access, 2021
The global navigation satellite system (GNSS) is widely used in smartphone positioning, but its performance can be degraded in urban environments because of signal reflections or blockages.
Huan Luo   +6 more
doaj   +1 more source

Solid Pseudopapillary Neoplasm of the Pancreas in Children and Adolescents: Expert Recommendations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Solid pseudopapillary neoplasm of the pancreas (SPN) is a rare low‐grade malignant exocrine pancreatic tumor, mostly discovered during the second decade of life in females, with a very good prognosis, provided microscopically complete surgical excision is achieved.
Sabine Irtan   +18 more
wiley   +1 more source

Robust Heading Estimation Indoors [PDF]

open access: yes, 2013
Indoor positioning in unknown environments is crucial for rescue personnel and future infotainment systems. Dead-reckoning inertial sensor data gives accurate estimate of distance, for instance using zero velocity updates, while the heading estimation ...
Törnqvist, David,   +2 more
core  

A practical method for implementing an attitude and heading reference system [PDF]

open access: yes, 2014
This paper describes a practical and reliable algorithm for implementing an Attitude and Heading Reference System (AHRS). This kind of system is essential for real time vehicle navigation, guidance and control applications. When low cost sensors are used,
Munguía Alcalá, Rodrigo Francisco   +1 more
core   +1 more source

A Multi-Mode PDR Perception and Positioning System Assisted by Map Matching and Particle Filtering

open access: yesISPRS International Journal of Geo-Information, 2020
Currently, pedestrian dead reckoning (PDR) is widely used in indoor positioning. Since there are restrictions on a device’s pose in the procedure of using a smartphone to perform the PDR algorithm, this study proposes a novel heading estimation ...
Xuan Wang   +3 more
doaj   +1 more source

Research on improved PDR algorithm for underground personnel positioning

open access: yesGong-kuang zidonghua, 2021
As the traditional pedestrian dead reckoning (PDR) algorithm being used for underground personnel positioning, the positioning error gradually increases due to the cumulative error of the step frequency detection, step length estimation and heading ...
SUN Yanxin   +3 more
doaj   +1 more source

Natural Killer Cells in Paediatric Soft Tissue Sarcomas: A Systematic Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Paediatric soft tissue sarcomas (pSTS) are a rare and heterogeneous group of malignant tumours arising in tissues of mesenchymal origin. The role of natural killer (NK) cells in pSTS remains poorly understood, with evidence fragmented across small preclinical studies and early‐phase clinical trials.
Raya Dean   +7 more
wiley   +1 more source

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