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. 2021 May 26;13(6):794. doi: 10.3390/pharmaceutics13060794

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© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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(A) Pie chart illustrating the composition of the COVID-19 case study dataset by link prediction evaluation. (B) Violin plot showing the distribution of standardized HeteSim scores between each link prediction evaluation. Lower HeteSim means a closer relationship between the source node and tail node. (C) Confusion matrix for the link prediction in the COVID case study. “MISSING” and “UNCLEAR” nodes were left out as the true relationship is unknown. Sensitivity = 0.975, specificity = 0.375.