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Interference: Path Lengths

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Properties of Fourier series II

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Time scaling of signals is a crucial concept in signal processing that affects the Fourier series representation without altering its coefficients. The process modifies the fundamental frequency, thereby changing how the series represents the signal over time. This principle is essential in various applications, including audio and image processing, where signal manipulation is frequent. Understanding function symmetries is fundamental to simplifying the Fourier series.
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Related Experiment Video

Updated: May 28, 2026

A Method to Study Adaptation to Left-Right Reversed Audition

A Method to Study Adaptation to Left-Right Reversed Audition

Published on: October 29, 2018

Space-time compatibility effects in the auditory modality.

Feng Kong¹, Xuqun You

¹Department of Psychology, Shaanxi Normal University, Xi'an, PR China.

Experimental Psychology

|November 3, 2011

Summary

This summary is machine-generated.

Temporal concepts activate spatial representations, influencing motor responses and auditory attention. This space-time mapping holds true regardless of auditory input modality, supporting the intermediate coding account.

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Area of Science:

Cognitive Psychology
Neuroscience
Linguistics

Background:

Temporal concepts (past/future) are often spatially mapped on a mental timeline from left to right.
This mental mapping influences motor responses and visual spatial attention.

Purpose of the Study:

To investigate the space-time conceptual metaphor in auditory tasks.
To determine if auditory input modality affects the left-right mapping of time.

Main Methods:

Experiment 1: Participants categorized time-related words (past/future) presented binaurally.
Experiment 2: Participants detected left-ear or right-ear targets following time-related words.

Main Results:

Consistent space-time compatibility effects were observed in both auditory tasks.
Activation of temporal concepts primed motor responses and influenced auditory spatial attention.

Conclusions:

The modality of stimulus input is not crucial for the left-right mapping of time.
Findings support the 'intermediate coding' account of space-time conceptual metaphor.