Table 2.

Number of clusters with varying α values for proposed α based on our initial evaluation. Abbreviations: P: Proposed, a: total number of clusters, b: number of clusters which contains more than one paper, c: number of clusters which contains only one paper

Researcher ID (No. of papers)	Number of clusters (a, b, c) for different α values
	α = 0.3	α = 1.0	α = 2.0	α = 3.0	α = 10.0	α = P
1 (53)	16, 9, 7	8, 7, 1	6, 3, 3	5, 2, 3	3, 2, 1	8, 5, 3 (1.37)
2 (32)	15, 10, 5	10, 8, 2	8, 6, 2	7, 5, 2	4, 2, 2	8, 6, 2 (1.77)
3 (48)	15, 8, 7	9, 4, 5	3, 3, 0	6, 2, 4	2, 1, 1	6, 3, 3 (1.44)
4 (22)	15, 4, 11	10, 5, 5	6, 4, 2	5, 3, 2	4, 1, 3	7, 4, 3 (2.13)
5 (7)	5, 2, 3	5, 2, 3	4, 3, 1	5, 2, 3	3, 3, 0	5, 2, 3 (3.8)
6 (76)	11, 10, 1	6, 5, 1	3, 3, 0	2, 2, 0	2, 1, 1	5, 5, 0 (1.14)
7 (13)	7, 3, 4	5, 4, 1	3, 3, 0	2, 2, 0	2, 2, 0	2, 2, 0 (2.77)
8 (193)	16, 15, 1	6, 5, 1	8, 4, 4	5, 2, 3	4, 1, 3	7, 6, 1 (0.72)
9 (291)	23, 23, 0	9, 8, 1	6, 6, 0	6, 3, 3	3, 1, 2	14, 14, 0 (0.59)
10 (54)	20, 11, 9	12, 10, 2	9, 8, 1	6, 6, 0	2, 2, 0	9, 8, 1 (1.36)