Simplified definition, point 8 of Reviewer 2

publishing/article/results.tex

@@ -157,7 +157,7 @@ \subsection{Reproduction Quality}
 	\centering
 	\includegraphics[clip,width=0.99\textwidth]{figs/diff_pages.pdf}
 	\caption{
-		\textbf{Page-wise visual differences between the Historical Manuscript Record and new reexecution system outputs help identify overall reproduction fidelity, and identify pages with noteworthy differences.}
+		\textbf{Page-wise pixel differences between the Historical Manuscript Record and new reexecution system outputs visualize overall reproduction fidelity, and highlight pages with noteworthy differences.}
 		Depicted are rasterized document differences, weighted 1 for changes in any pixel color channel, and rounded to four decimal points.
 		Error bars represent the \nth{95} percentile confidence interval.
 	}