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  2. Echo suppression and cancellation - Wikipedia

    en.wikipedia.org/wiki/Echo_suppression_and...

    Echo suppression and echo cancellation are methods used in telephony to improve voice quality by preventing echo from being created or removing it after it is already present. In addition to improving subjective audio quality, echo suppression increases the capacity achieved through silence suppression by preventing echo from traveling across a ...

  3. Echo removal - Wikipedia

    en.wikipedia.org/wiki/Echo_removal

    Echo removal is the process of removing echo and reverberation artifacts from audio signals. The reverberation is typically modeled as the convolution of a (sometimes time-varying) impulse response with a hypothetical clean input signal, where both the clean input signal (which is to be recovered) and the impulse response are unknown.

  4. Noise control - Wikipedia

    en.wikipedia.org/wiki/Noise_control

    In these cases reverberation and reflection must be analyzed in order to not only quiet the rooms, but to prevent echo effects from occurring. In these situations special sound baffles and sound absorptive lining materials may be specified to dampen unwanted effects.

  5. Ringing artifacts - Wikipedia

    en.wikipedia.org/wiki/Ringing_artifacts

    The main cause of ringing artifacts is overshoot and oscillations in the step response of a filter.. The main cause of ringing artifacts is due to a signal being bandlimited (specifically, not having high frequencies) or passed through a low-pass filter; this is the frequency domain description.

  6. How to add the echo effect on TikTok - AOL

    www.aol.com/lifestyle/add-echo-effect-tiktok...

    Step 3: Hit "Echo" and it will instantly add the effect The effect has inspired the "core memory" and "how a memory sounds" trends so far. The feature can make the audio of any video reverberate ...

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  8. Pre-echo - Wikipedia

    en.wikipedia.org/wiki/Pre-echo

    The psychoacoustic component of the effect is that one hears only the echo preceding the transient, not the one following – because this latter is drowned out by the transient. Formally, forward temporal masking is much stronger than backwards temporal masking, hence one hears a pre-echo, but no post-echo.

  9. Update AOL Mail settings

    help.aol.com/articles/aol-mail-mail-settings

    Create filters to make sure your incoming emails go where you want them to. Once you've created a filter, you'll be able to edit or delete it from the same screen. Filters can be deleted by clicking the X next to "Edit." Create a filter. 1. Click Create filter. 2. Enter the parameters of your filter. 3. Click Save. Edit a filter. 1. Mouse over ...