Inspec keywords: wavelet transforms; support vector machines; signal processing; HVDC power transmission; power engineering computing; power transmission protection; time-frequency analysis; entropy; lightning protection

Other keywords: transient signal identification; support vector machine; time−frequency features; transient processes; HVDC transmission line; unipolar faults; transient protection; SVM; fault identification; signal wavelet entropy; fault transient; DC transmission line; power transmission projects; lightning strike faults; signal recognition; high-voltage DC transmission

Subjects: Digital signal processing; Mathematical analysis; Knowledge engineering techniques; Integral transforms; Power system protection; Integral transforms; d.c. transmission; Mathematical analysis; Power engineering computing; Signal processing and detection