Results 121 to 130 of about 8,510,222 (367)

Waiting times between orders and trades in double-auction markets [PDF]

open access: yes, 2006
In this paper, the survival function of waiting times between orders and the corresponding trades in a double-auction market is studied both by means of experiments and of empirical data.
Alessandra Tedeschi   +47 more
core   +2 more sources

Commissioning of Halcyon enhanced leaf model in the Eclipse treatment planning system: Focus on simple slit fields and VMAT dose calculation

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose The dual‐layer multileaf collimator (MLC) in Halcyon adds complexities to the dose calculation process owing to the variability of dosimetric characteristics with leaf motion. Recently, an enhanced leaf model (ELM) was developed to refine the MLC model in the Eclipse treatment planning system. This study investigates the performance of
Ryohei Miyasaka   +6 more
wiley   +1 more source

Gradient Boost with Convolution Neural Network for Stock Forecast [PDF]

open access: yesarXiv, 2019
Market economy closely connects aspects to all walks of life. The stock forecast is one of task among studies on the market economy. However, information on markets economy contains a lot of noise and uncertainties, which lead economy forecasting to become a challenging task.
arxiv  

Dynamic voluntary contributions to a discrete public good:Experimental evidence [PDF]

open access: yes
We experiment a mechanism for the provision of a discrete public good where individuals are allowed to update upwards their contribution during a fixed time interval.
Pavel Diev, Walid Hichri
core  

Oral health and nutrition: addressing disparities in socioeconomically disadvantaged older adults in rural China

open access: yesBMC Public Health
Background Inequalities in oral health and nutrition present substantial challenges for vulnerable older adults. Although poor oral health is known to increase the risk of inadequate dietary quality and compromised nutritional status, limited evidence ...
Qiufeng Gao   +5 more
doaj   +1 more source

AAPM Task Group No. 249.B—Essentials and guidelines for clinical medical physics residency training program

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract The establishment of guidelines and curriculum standards for medical physics residency training is a critical component of setting expectations and competencies for the profession. Since the last publication of these standards, residency training has become integrated into the eligibility criteria for most medical physics certification bodies.
Jonathon A. Nye   +16 more
wiley   +1 more source

Bringing Macroeconomics into the Lab. [PDF]

open access: yes
This paper reviews experiments in macroeconomics, pointing out the theoretical justifications, the strengths and weaknesses of this approach. We identify two broad classes of experiments: general equilibrium and partial equilibrium experiments, and ...
Roberto Ricciuti
core   +3 more sources

Impact of Performance‐Based Financing on effective coverage for curative child health services in Burkina Faso: Evidence from a quasi‐experimental design [PDF]

open access: hybrid, 2021
Jean‐Louis Koulidiati   +8 more
openalex   +1 more source

Radiotherapy medical physics in the Philippines: A contemporary overview

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose With cancer ranking as the third leading cause of death in the Philippines and a disparity in healthcare resources across regions, this research aimed to assess the state of radiotherapy medical physics in the country. Methodology The study utilized a comprehensive online survey with 94 structured questions answered by 19 clinics ...
John Paul C. Cabahug   +4 more
wiley   +1 more source

Overconfidence in Investment Decisions: An Experimental Approach [PDF]

open access: yes
We experimentally test overconfidence in investment decisions by offering participants the possibility to substitute their own for alternative investment choices.
Boris Maciejovsky   +2 more
core  

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