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Transfer function and Bode Plots-II

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In the standard form, the transfer function is shown in constant gain, poles/zeros at origin, simple poles/zeros, and quadratic poles/zeros; each contributing uniquely to the system's overall response. The term represents the magnitude of the simple zero:

Second Order systems II

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Related Experiment Video

Updated: Dec 7, 2025

Quantitative Assessment of Cortical Auditory-tactile Processing in Children with Disabilities

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Published on: January 29, 2014

Compensatory Responses to Formant Perturbations Proportionally Decrease as Perturbations Increase.

Ayoub Daliri¹, Sara-Ching Chao¹, Lacee C Fitzgerald¹

¹College of Health Solutions, Arizona State University, Tempe.

Journal of Speech, Language, and Hearing Research : JSLHR

|September 25, 2020

Summary

This summary is machine-generated.

The brain adjusts speech compensation based on error type and magnitude. Larger speech errors or specific sound contexts trigger different compensatory responses, showing adaptive speech motor control.

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Area of Science:

Speech production and motor control
Auditory feedback processing
Phonetics and acoustics

Background:

Humans continuously monitor speech output for errors.
Rapid compensatory adjustments are made to correct speech errors.
The influence of error characteristics on compensatory response magnitude is not well understood.

Purpose of the Study:

To investigate whether the magnitude of speech compensatory responses is adjusted based on error characteristics.
To examine how different types and magnitudes of auditory feedback perturbations affect speech production.
To determine if phonemic context influences speech error compensation.

Main Methods:

Thirty adult participants produced monosyllabic words with /ɛ/ under auditory feedback perturbation.
Two perturbation types (F1 shift, F1-F2 shift) were applied at three magnitudes (0.5, 1.0, 1.5 ɛ-æ distance).
Compensatory responses were measured by analyzing speech output changes.

Main Results:

Compensatory responses were proportionally smaller for larger perturbations (1.5 ɛ-æ distance).
Responses to F1-F2 shifts were larger than to F1 shifts across all magnitudes.
Compensatory responses were smaller for /hɛd/ compared to /hɛp/ and /hɛk/.

Conclusions:

The brain scales compensatory responses based on the perceived magnitude of auditory speech errors.
Categorical error types (e.g., F1 vs. F1-F2 shifts) and phonemic environments influence compensatory response magnitude.
These findings suggest sophisticated error evaluation mechanisms in speech motor control.