Empty dataset values are disconnected from the rest of the nodes despite having values in common. For example if there is a paper with with a country feature that has one country value and one empty value the node representing the empty value will not be connected to the node representing the country value despite them having a title in common.
Empty dataset values are disconnected from the rest of the nodes despite having values in common. For example if there is a paper with with a country feature that has one country value and one empty value the node representing the empty value will not be connected to the node representing the country value despite them having a title in common.