Using Hierarchical Latent Dirichlet Allocation to Construct Feature Tree for Program Comprehension

Table 2

The score for the quality of the topics.

Subject	Participants										AVG
	JHotDraw	4	4	4	3	4	3	4	4	4		3	3.7
JDK-sun	3	3	4	3	3	3	4	3	4	3	3.3
JDK-java	4	4	3	3	3	3	4	3	4	3	3.4