On the Effect of Low-Frequency Terms on Neural-IR Models.

Sebastian Hofstätter Navid Rekabsaz Carsten Eickhoff Allan Hanbury

Published in: CoRR (2019)

Keyphrases

low frequency
high frequency
ir models
frequency domain
wavelet transform
wavelet coefficients
information retrieval
subband
feature vectors
co occurrence
language model
discrete wavelet transform
fusion rules
tf idf
singular value decomposition
distance measure
multiresolution
multiscale