Results 21 to 30 of about 3,673,838 (299)

Finding Your Way Back: Comparing Path Odometry Algorithms for Assisted Return. [PDF]

open access: yes, 2021
We present a comparative analysis of inertial-based odometry algorithms for the purpose of assisted return. An assisted return system facilitates backtracking of a path previously taken, and can be particularly useful for blind pedestrians.
Elyasi, Fatemeh   +3 more
core   +2 more sources

Estimation of specific cutting energy in an S235 alloy for multi-directional ultrasonic vibration-assisted machining using the Finite Element Method [PDF]

open access: yes, 2020
The objective of this work is to analyze the influence of the vibration-assisted turning process on the machinability of S235 carbon steel. During the experiments using this vibrational machining process, the vibrational amplitude and frequency of the ...
Florez García, Luis Carlos   +2 more
core   +2 more sources

Cognitive assistants [PDF]

open access: yesInternational Journal of Human-Computer Studies, 2018
This work is supported by COMPETE: POCI-01-0145-FEDER-007043 and FCT - Fundação para a Ciência e Tecnología within the projects UID/CEC/00319/2013 and Post-Doc scholarship SFRH/BPD/102696/2014 (Angelo Costa) This work is partially supported by the MINECO/FEDER TIN 2015-65515-C4-1-R.
Ângelo Costa   +3 more
openaire   +3 more sources

Acceptability of babies conceived through assisted reproductive technology among married women in University of Benin Teaching Hospital, Benin City, Nigeria

open access: yesCHRISMED Journal of Health and Research, 2020
Context: Infertility is a condition whereby a married woman is unable to get pregnant despite having frequent, unprotected sex for at least a year. This has been an area of medicine in which health care practitioners had limited means to help their ...
Olaolorunpo Olorunfemi   +4 more
doaj   +1 more source

miR-196a-5p-Rich Extracellular Vesicles from Trophoblasts Induce M1 Polarization of Macrophages in Recurrent Miscarriage

open access: yesJournal of Immunology Research, 2022
Purpose. Numerous studies have described the presence of crosstalk between trophoblasts and macrophages and the critical role it plays in recurrent miscarriage (RM).
Jing Zhang, Yu Tao, Renfei Cai, Yao Wang
doaj   +1 more source

Assisted reproductive technology in the USA: is more regulation needed? [PDF]

open access: yes, 2014
The regulation of assisted reproductive technologies is a contested area. Some jurisdictions, such as the UK and a number of Australian states, have comprehensive regulation of most aspects of assisted reproductive technologies; others, such as the USA ...
Adamson   +60 more
core   +1 more source

Sperm retrieval techniques for assisted reproduction

open access: yesInternational Brazilian Journal of Urology, 2011
Different surgical methods such as PESA, MESA, TESA, TESE and micro-TESE have been developed to retrieve spermatozoa from either the epididymis or the testis according to the type of azoospermia, i.e., obstructive or non-obstructive.
Sandro C. Esteves   +2 more
doaj   +1 more source

Resonance-Assisted Tunneling [PDF]

open access: yes, 2002
We present evidence that tunneling processes in near-integrable systems are enhanced due to the manifestation of nonlinear resonances and their respective island chains in phase space. A semiclassical description of this "resonance-assisted" mechanism is
Arnold   +49 more
core   +3 more sources

A role for doctors in assisted dying? An analysis of legal regulations and medical professional positions in six European countries [PDF]

open access: yes, 2008
An extensive debate about assisted suicide and euthanasia has been taking place in westernized countries during the last twenty years. Traditionally, the medical profession has maintained a clear distance from euthanasia and assisted suicide, but this ...
Bosshard, G.   +5 more
core   +1 more source

Identifying barriers in telesurgery by studying current team practices in robot-assisted surgery [PDF]

open access: yes, 2013
This paper investigates challenges in current practices in robot-assisted surgery. In addition, by using the method of proxy technology assessment, we provide insights into the current barriers to wider application of robot-assisted telesurgery, where ...
Duysburgh, Pieter   +5 more
core   +2 more sources

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