Richard Johansen
Overview
Explore the profile of Richard Johansen including associated specialties, affiliations and a list of published articles.
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Articles
4
Citations
67
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Recent Articles
1.
Pokrzywinski K, Johansen R, Reif M, Bourne S, Hammond S, Fernando B
Harmful Algae
. 2022 Aug;
117:102268.
PMID: 35944951
Remote sensing technologies offer a consistent, spatiotemporal approach to assess water quality, which includes the detection, monitoring, and forecasting of cyanobacteria harmful algal blooms. In this study, a series of...
2.
Beck R, Xu M, Zhan S, Johansen R, Liu H, Tong S, et al.
J Great Lakes Res
. 2020 Aug;
45(3):413-433.
PMID: 32831462
We analyzed 37 satellite reflectance algorithms and 321 variants for five satellites for estimating turbidity in a freshwater inland lake in Ohio using coincident real hyperspectral aircraft imagery converted to...
3.
Shah S, Venkatesan R, Gupta A, Sanghavi M, Welge J, Johansen R, et al.
BMC Nephrol
. 2019 Jan;
20(1):24.
PMID: 30674290
Background: Reproductive function in women with end stage renal disease generally improves after kidney transplant. However, pregnancy remains challenging due to the risk of adverse clinical outcomes. Methods: We searched...
4.
Johansen R, Beck R, Nowosad J, Nietch C, Xu M, Shu S, et al.
Harmful Algae
. 2018 Jun;
76:35-46.
PMID: 29887203
This study evaluated the performances of twenty-nine algorithms that use satellite-based spectral imager data to derive estimates of chlorophyll-a concentrations that, in turn, can be used as an indicator of...