… internal and external noise Regardless of the perceptual task, perceptual learning reflects
an … External noise exclusion filters out the external noise without changing signal contrast. …

… to infer that perceptual learning reflects … filtering or external noise exclusion by tuning the
template; enhancement of the input stimulus or, equivalently, reduction in internal additive noise…

… of internal noise reduction and external noise exclusion. In this … internal noise reduction and
external noise exclusion at both … reflect combined double training effects from pre-training at …

… According to this network view, specificity of learning reflects presence of parallel … The
sounds were Gaussian noise lowpass filtered at 1 kHz sinusoidally amplitude modulated at 8 Hz …

… The characteristics of auditory perceptual learning reflect the … placed outside the receptive
field changed with training. An … control measurements were made immediately after removal …

… perceptual learning 29,53 . … of estimated internal noise should also reflect the baseline noise
that can have limiting effects on a wide range of processes within a system. In this study, we …

… : Perceptual learning of Vernier discrimination at high noise, … those at zero noise, is initially
non-transferrable to zero noise. … training task, which is Vernier training at high external noise …

… Perceptual learning reflects external noise filtering and internal noise reduction through
channel reweighting. Proceedings of the National Academy of Sciences 1998;95(23):13988-…

… diminished perceptual learning while leaving psychometric … findings suggest that training
facilitates perceptual learning by … observed during task disengagement as reflecting plasticity …

… (The sample sizes reflect random assignment except that, in the no-reward condition, we …
and external noise. This is mathematically equivalent to reducing internal additive noise by a …