Inspec keywords: principal component analysis; accelerometers; feature extraction; feedforward neural nets; singular value decomposition

Other keywords: CNN; 1D convolutional neural network; public falls; principal component analysis based acceleration features; singular value decomposition; activity recognition; triaxial accelerometer data; one-dimensional convolutional neural network based fall; fall detection; kernel principal component analysis; raw acceleration data; useful features; three-dimensional reduction methods; sparse principal component analysis; SVD

Subjects: Algebra; Algebra; Signal processing and detection; Other topics in statistics; Digital signal processing; Other topics in statistics; Neural computing techniques