Results 31 to 40 of about 409,336 (171)

Performances Analysis on Power Quality Problems Mitigation by using Unified Power Quality Conditioner (UPQC)

open access: yesJAREE (Journal on Advanced Research in Electrical Engineering), 2019
Nowadays, power quality is one of the major problems in electric power distribution system. The poor power quality at distribution level can affect the operation and performance of sensitive and critical loads.
May Phone Thit
doaj   +1 more source

Differentiable Allophone Graphs for Language-Universal Speech Recognition [PDF]

open access: yesarXiv, 2021
Building language-universal speech recognition systems entails producing phonological units of spoken sound that can be shared across languages. While speech annotations at the language-specific phoneme or surface levels are readily available, annotations at a universal phone level are relatively rare and difficult to produce.
arxiv  

Mobile Phone Use and Mental Health. A Review of the Research That Takes a Psychological Perspective on Exposure

open access: yesInternational Journal of Environmental Research and Public Health, 2018
The purpose of this study was to carry out a review of observational studies that consider links between mobile phone use and mental health from a psychological or behavioral perspective. Systematic literature searches in PubMed and PsycINFO for articles
Sara Thomée
semanticscholar   +1 more source

Towards Matching Phones and Speech Representations [PDF]

open access: yesarXiv, 2023
Learning phone types from phone instances has been a long-standing problem, while still being open. In this work, we revisit this problem in the context of self-supervised learning, and pose it as the problem of matching cluster centroids to phone embeddings.
arxiv  

The Use of PediSTAT Application by Paramedics Working in Saudi Arabia to Reduce the Risk of Medication Error for Pediatric Patients

open access: yesPediatric Reports
Background/Objectives: This study aimed to assess and compare the rates of medication error (ME) using the PediSTAT application compared to the conventional method of calculating the correct dose and determining the appropriate route of medication ...
Nesrin Alharthy   +6 more
doaj   +1 more source

Activity-Based Human Mobility Patterns Inferred from Mobile Phone Data: A Case Study of Singapore

open access: yesIEEE Transactions on Big Data, 2017
In this study, with Singapore as an example, we demonstrate how we can use mobile phone call detail record (CDR) data, which contains millions of anonymous users, to extract individual mobility networks comparable to the activity-based approach.
Shan Jiang   +2 more
semanticscholar   +1 more source

Second Law Analysis of Gasoline Powered SI Engines with Hydrogen Injection

open access: yesTehnički Vjesnik, 2021
A simulation study on the effect of hydrogen addition as supplementary fuel to gasoline at lean mixture (equivalence ratio  = 0.8) was carried out in order to reduce the gasoline fuel consumption and harmful emissions.
Ismail I. Hdaib   +2 more
doaj   +1 more source

Program Targeting with Machine Learning and Mobile Phone Data: Evidence from an Anti-Poverty Intervention in Afghanistan [PDF]

open access: yesarXiv, 2022
Can mobile phone data improve program targeting? By combining rich survey data from a "big push" anti-poverty program in Afghanistan with detailed mobile phone logs from program beneficiaries, we study the extent to which machine learning methods can accurately differentiate ultra-poor households eligible for program benefits from ineligible households.
arxiv  

Predicting poverty and wealth from mobile phone metadata

open access: yesScience, 2015
Predicting unmeasurable wealth In developing countries, collecting data on basic economic quantities, such as wealth and income, is costly, time-consuming, and unreliable.
J. Blumenstock   +2 more
semanticscholar   +1 more source

Living Without a Mobile Phone: An Autoethnography [PDF]

open access: yesConference on Designing Interactive Systems, 2018
This paper presents an autoethnography of my experiences living without a mobile phone. What started as an experiment motivated by a personal need to reduce stress, has resulted in two voluntary mobile phone breaks spread over nine years (i.e., 2002-2008
A. Lucero
semanticscholar   +1 more source

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