. Author manuscript; available in PMC: 2022 Apr 22.

Published in final edited form as: Proceedings (IEEE Int Conf Bioinformatics Biomed). 2020 Feb 6;2019:1544–1547. doi: 10.1109/bibm47256.2019.8983167

TABLE V:

Internal index results for k=50.

	100 iterations		500 iterations		1,000 iterations
	CH	SC	CH	SC	CH	SC
LSI	3,894	0.21	3,925	0.22	3,907	0.19
BTM	9,501	0.35	10,089	0.37	10,507	0.37
LDA	3,006	0.14	2,801	0.12	2,960	0.14
GibbsLDA	18,188	0.65	21,256	0.68	22,014	0.69
Online LDA	9,835	0.44	10,322	0.45	10,299	0.46
Online Twitter LDA	39,014	0.79	62,749	0.85	66,051	0.87
K-means+Doc2Vec	2,028	−0.02	2,028	−0.02	2,028	−0.02
K-means+TFIDF	2,200	0.17	2,200	0.17	2,200	0.17