This speech is the most compelling contemporary document in "The Ralph Nader Reader," a collection of articles and speeches that span his career before, during and after the years when he had more influence on his country than Al Gore and George W. Bush have had, combined.
The only indisputably contemporary document concerning him is a letter written by his ecclesiastical opponents, according to which he was a worldly cleric of humble origin who became bishop of Antioch in 260.
The mutual exposure (the oblique perspective) works best when a contemporary document (movie, novel, play, artwork, etc). is used (Zwart 2008b).
According to Andrew Berman, executive director of the Greenwich Village Society for Historic Preservation, contemporary documents about the building say nothing about the medallion.
To determine the optimal number of clusters, the within-class distance (WCD), Davies and Bouldin (DB), and contemporary document (CD) clustering validity indexes have been used in this work at the aim to provide global minima/maxima at the exact number of classes in the dataset.
Additions younger than the 1530s, such as the reinforcements ordered by Gustav Vasa during the 1540s, are missing in the painting but present in engravings from 1560 to 1580, which confirms Vädersolstavlan is a credible contemporary document.
With its warnings about retrenchment, rationing and a permanent energy crisis, it feels like a contemporary document.
Clustering validity indexes, such as Within-Class Distance (WCD) index, Davies and Bouldin (DB) index, and Contemporary Document (CD) index, is also used in order to make a correction for each possible grouping of speakers' segments.
A contemporary document claims that William had 776 ships, but this may be an inflated figure.
There is also some evidence that Gaveston might have fathered another, extra-marital daughter; one contemporary document refers to an "Amie filie Petri de Gaveston".
