Prediction of Research Hotspots Based on LSTM: Taking Information Science as Example

Table 4

LSTM model projections for 2016–2020 data (partial).

Keywords	LSTM prediction results (before ECM intervention) LSTM prediction results (after ECM intervention)					LSTM prediction results (before ECM intervention) LSTM prediction results (after ECM intervention)					Error correction rate
	2016	2017	2018	2019	2020	2016	2017	2018	2019	2020
Libraries	0.0363	0.0432	0.0316	0.0286	0.0363	0.0389	0.0409	0.0346	0.0301	0.0347	46.7%
Digital library	0.0088	0.0082	0.0123	0.0116	0.0084	0.0104	0.0089	0.0119	0.0106	0.0089	55.6%
Information services	0.0098	0.0112	0.0108	0.0105	0.0091	0.0101	0.0106	0.0105	0.0095	0.0085	44.9%
Network environment	0.0010	0.0008	0.0010	0.0009	0.0007	0.0010	0.0008	0.0009	0.0008	0.0006	51.7%
Information resources	0.0022	0.0035	0.0041	0.0026	0.0032	0.0021	0.0032	0.0036	0.0028	0.0027	56.7%
Databases	0.0008	0.0007	0.0007	0.0005	0.0008	0.0008	0.0008	0.0008	0.0006	0.0008	36.4%
Librarianship	0.0033	0.0058	0.0065	0.0075	0.0065	0.0035	0.0051	0.0056	0.0071	0.0060	65.3%
E-commerce	0.0026	0.0017	0.0016	0.0013	0.0013	0.0028	0.0018	0.0017	0.0014	0.0014	53.0%
Knowledge management	0.0101	0.0102	0.0068	0.0066	0.0074	0.0098	0.0095	0.0078	0.0068	0.0068	48.0%
Information retrieval	0.0051	0.0060	0.0038	0.0043	0.0037	0.0057	0.0053	0.0042	0.0041	0.0035	57.3%
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