Parametric Neural Amp Modeling with Active Learning

Fuente: arXiv
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Auteurs principaux: Grötschla, Florian, Jiao, Longxiang, Lanzendörfer, Luca A., Wattenhofer, Roger
Format: Preprint
Publié: 2025
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author Grötschla, Florian
Jiao, Longxiang
Lanzendörfer, Luca A.
Wattenhofer, Roger
author_facet Grötschla, Florian
Jiao, Longxiang
Lanzendörfer, Luca A.
Wattenhofer, Roger
contents We introduce Panama, an active learning framework to train parametric guitar amp models end-to-end using a combination of an LSTM model and a WaveNet-like architecture. With \model, one can create a virtual amp by recording samples that are determined through an ensemble-based active learning strategy to minimize the amount of datapoints needed (i.e., amp knob settings). Our strategy uses gradient-based optimization to maximize the disagreement among ensemble models, in order to identify the most informative datapoints. MUSHRA listening tests reveal that, with 75 datapoints, our models are able to match the perceptual quality of NAM, the leading open-source non-parametric amp modeler.
format Preprint
id arxiv_https___arxiv_org_abs_2509_26564
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Parametric Neural Amp Modeling with Active Learning
Grötschla, Florian
Jiao, Longxiang
Lanzendörfer, Luca A.
Wattenhofer, Roger
Machine Learning
Artificial Intelligence
We introduce Panama, an active learning framework to train parametric guitar amp models end-to-end using a combination of an LSTM model and a WaveNet-like architecture. With \model, one can create a virtual amp by recording samples that are determined through an ensemble-based active learning strategy to minimize the amount of datapoints needed (i.e., amp knob settings). Our strategy uses gradient-based optimization to maximize the disagreement among ensemble models, in order to identify the most informative datapoints. MUSHRA listening tests reveal that, with 75 datapoints, our models are able to match the perceptual quality of NAM, the leading open-source non-parametric amp modeler.
title Parametric Neural Amp Modeling with Active Learning
topic Machine Learning
Artificial Intelligence
url https://arxiv.org/abs/2509.26564