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Open-weight model · Audio classification

MERT-v1-95M

by Multimodal Art Projection m-a-p/MERT-v1-95M

The development log of our Music Audio Pre-training (m-a-p) model family: - 02/06/2023: arxiv pre-print and training codes released.

Parameters
Context
Weights1.7 GB
Licensecc-by-nc-4.0
AccessOpen weights
Monthly Downloads143.1k

Model Card

The development log of our Music Audio Pre-training (m-a-p) model family: - 02/06/2023: arxiv pre-print and training codes released. - 17/03/2023: we release two advanced music understanding models, MERT-v1-95M and MERT-v1-330M, trained with new paradigm and dataset. They outperform the previous models and can better generalize to more tasks. - 14/03/2023: we retrained the MERT-v0 model with open-source-only music dataset MERT-v0-public - 29/12/2022: a music understanding model MERT-v0 trained with MLM paradigm, which performs better at downstream tasks. - 29/10/2022: a pre-trained MIR model music2vec trained with BYOL paradigm. Here is a table for quick model pick-up: The m-a-p models…

Excerpt from the card by Multimodal Art Projection, licensed cc-by-nc-4.0.

Configuration

Architecture
MERTModel
Layers
12
Hidden size
768
Feed-forward size
3,072
Attention heads
12
Vocabulary size
32
Stored precision
float32
Model type
mert_model

Identity and Version

Repository
m-a-p/MERT-v1-95M
Publisher
Multimodal Art Projection
Task
Audio classification
Modality
Audio
Library
transformers
Parameters
Not stated by the source
Languages
Not stated by the source
Revision
12af15fef9d0ac838c3f475bfbbf26d2060dd4f5
First published
2023-03-17
Last updated
2025-05-25

Files and Weights

8 files, 1.7 GB in total. The weights are 2 files totalling 1.7 GB in bin, pt.

Weights2 files · 1.7 GB
Configuration4 files · 25.4 KB
Documentation1 file · 6.8 KB
Repository1 file · 1.5 KB
Every file
FileTypeSizeSHA-256
MERT-v1-95M_fairseq.ptWeights1.3 GB 28f842932f25
pytorch_model.binWeights377.6 MB a2b8b747f72c
config.jsonConfiguration1.8 KB
configuration_MERT.pyConfiguration5.3 KB
modeling_MERT.pyConfiguration18.0 KB
preprocessor_config.jsonConfiguration211 B
README.mdDocumentation6.8 KB
.gitattributesRepository1.5 KB

License and Download

License
cc-by-nc-4.0
Access
Open weights, no gate
Download size
1.7 GB
Download from Multimodal Art Projection

Released by Multimodal Art Projection through its official repository on Hugging Face. Read the license.

Built From

Memory Requirements

PrecisionWeights in memory
As published1.7 GB

Weights only, from the published parameter count; the key-value cache and runtime add to this.

Questions About MERT-v1-95M

Can I use MERT-v1-95M commercially?

Not without separate permission. MERT-v1-95M is released under Creative Commons Attribution-NonCommercial 4.0. CC BY-NC 4.0 permits sharing and adapting with credit for non-commercial purposes only. Commercial use needs separate permission from the rights holder.

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