Research Article

Stock Price Prediction Based on Natural Language Processing1

Table 3

Some results of BERT similarity screening.

Seed keywordsCandidate wordsCosine similarityResults

Financial marketMoney funds0.9212Keep
Bond market0.9489Keep
Long-term loan0.8497Remove

PolicyOrganization0.9071Keep
System0.9099Keep
Country0.8873Remove

Lifted stocksOutstanding shares0.9216Keep
Underweight0.8900Remove
Large-cap stocks0.8782Remove

Bank loanCredit0.9213Keep
Working capital0.8897Remove
Discount rate0.8540Remove