MERaLiON / A*STAR IAICMERaLiON Speech Gender Recognition

MERaLiON GI v1 / GR

The official GI v1 repository publishes the speech classifier described as MERaLiON-GR. It fine-tunes SpeechEncoder 2 for a two-label classification task. The differing GI and GR names do not establish two separate models.

A task-specific encoder adaptation

The system uses LoRA on the speech encoder, learned aggregation of hidden states, an ECAPA-TDNN network and attention pooling. Its paper evaluates English and several Southeast Asian languages. This trained classifier is distinct from the AudioLLM used as an evaluation baseline.MERaLiON-GR technical report

Use the published repository identifier

The card heading uses GR and an example uses GR-v1, but the available repository is GI-v1. The linked analysis service currently names SER v1, so an exact hosted GI checkpoint mapping remains unconfirmed.MERaLiON GI v1 / GR official model cardMERaLiON speech analysis application

The GI repository includes a 2026 custom license that explicitly lists this model. It retains upstream conditions and adds notice and acknowledgement duties. Its component-license list is not, by itself, an architecture specification.MERaLiON GI v1 repository license, 2026

Keep the label definition visible

Practical guidance. The output is a prediction within a binary training scheme. It cannot establish a person's self-identified gender or biological sex. If studying acoustic classification, state the dataset's label method and assess errors across recording conditions. Do not present the labels as verified personal facts.MERaLiON-GR technical report

Specifications & access

MERaLiON GI v1 / GR specifications
DetailValue and conditions
AccessDownloadable
Model identifiersMERaLiON-GI-v1MERaLiON-GRMERaLiON-GR-v1
Published labelsFemale and male, represented as two output classes.MERaLiON GI v1 / GR official model card
InputSpeech audio sampled at 16 kHz.MERaLiON GI v1 / GR official model card
Encoder ancestryMERaLiON-SpeechEncoder-2.MERaLiON GI v1 / GR published configuration

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