HASY: Expand abstract

publications/hasy/abstract.tex

@@ -1,5 +1,6 @@
 \begin{abstract}
-This paper describes a publicly available dataset of single symbols similar to
-MNIST. It contains \dbTotalInstances~instances of \dbTotalClasses~classes,
-split into training and test set in a stratified manner.
+This paper describes the \dbName{} dataset. \dbName{} is a publicly available
+dataset of single symbols similar to MNIST. It contains
+\dbTotalInstances~instances of \dbTotalClasses~classes, split into training and
+test set.
 \end{abstract}