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Latitudinal characteristics of GPS derived ionospheric TEC : a comparative study with IRI 2012 model
Published 2015“…TEC from IRI- NeQuick and IRI-01-corr options shows a tendency to underestimate the observed TEC during the day time particularly in low latitude region in the high solar activity period. …”
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Journal Article -
2
Validation of the IRI-2012 model with GPS-based ground observation over a low-latitude Singapore station
Published 2014“…The observed TEC from GPS is compared with those derived from the latest International Reference Ionosphere (IRI)-2012 model with three options, IRI-Nequick (IRI-Neq), IRI-2001, and IRI-01-Corr, for topside electron density. The results showed that the IRI-Neq and IRI-01-Corr models are in good agreement with GPS-TEC values at all times, in all seasons, for the year 2010. …”
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Journal Article -
3
A high speed, high linearity voltage-to-time converter
Published 2014“…It converts the analog input to a corre- sponding time signal. In this project, four different approaches are achieved. …”
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Final Year Project (FYP) -
4
Impacts of solar activity on performance of the IRI-2012 model predictions from low to mid latitudes
Published 2015“…The GPS-TEC has been compared with the IRI-2012 model TEC for three different options, namely, IRI-NeQ, IRI01-corr, and IRI-2001, for topside Ne over all the above five stations lying at different latitudes from equatorial-equatorial ionization anomaly (EIA) to mid-latitude regions but at around the same longitude line (104° ± 3°E). …”
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Journal Article -
5
Epigenome-wide association study of serum urate reveals insights into urate co-regulation and the SLC2A9 locus
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Journal Article -
6
Meta-analyses identify DNA methylation associated with kidney function and damage
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Journal Article -
7
Differential and shared genetic effects on kidney function between diabetic and non-diabetic individuals
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Journal Article