---
license: apache-2.0
language:
- en
tags:
- hearing loss
- challenge
- signal processing
- source separation
- lyrics intelligibility
- audio
- audio-to-audio
---

# Cadenza Challenge: CAD2-Task1

A NonCausal Lyrics/Accompaniment separation model for the CAD2-Task1 baseline system.

* Architecture: ConvTasNet (Kaituo XU) with multichannel support (Alexandre Defossez).
* Parameters:
  * B: 256
  * C: 2
  * H: 512
  * L: 20
  * N: 256
  * P: 3
  * R: 4
  * X: 10
  * audio_channels: 2
  * causal: false
  * mask_nonlinear: relu
  * norm_type: gLN
* training:
  * sample_rate: 44100
  * samples_per_track: 64
  * segment: 5.0
  * aggregate: 2
  * batch_size: 4
  * early_stop: true
  * epochs: 200


## Dataset
The model was trained on the training split of the MUSDB18-HQ dataset.

## How to use

```
from tasnet import ConvTasNetStereo

model = ConvTasNetStereo.from_pretrained(
    "cadenzachallenge/ConvTasNet_LyricsSeparation_NonCausal"
).cpu()

```

## Results 

| Track | Vocals (SDR) | Accompaniment (SDR) |
|:------|:------------:|:---------:|
| Al James - Schoolboy Facination | 6.841 | 9.074 | 
| AM Contra - Heart Peripheral | 6.948 | 14.105 | 
| Angels In Amplifiers - I'm Alright | 7.358 | 10.859 | 
| Arise - Run Run Run | 6.105 | 16.806 | 
| Ben Carrigan - We'll Talk About It All Tonight | 2.853 | 10.181 | 
| BKS - Bulldozer | 1.909 | 13.944 | 
| BKS - Too Much | 8.615 | 13.212 | 
| Bobby Nobody - Stitch Up | 7.948 | 12.685 | 
| Buitraker - Revo X | 4.609 | 14.61 | 
| Carlos Gonzalez - A Place For Us | 4.235 | 8.888 | 
| Cristina Vane - So Easy | 8.759 | 13.639 | 
| Detsky Sad - Walkie Talkie | 7.732 | 10.844 | 
| Enda Reilly - Cur An Long Ag Seol | 9.603 | 13.723 | 
| Forkupines - Semantics | 4.955 | 11.561 | 
| Georgia Wonder - Siren | 4.124 | 8.578 | 
| Girls Under Glass - We Feel Alright | 4.38 | 12.272 | 
| Hollow Ground - Ill Fate | 7.046 | 16.299 | 
| James Elder & Mark M Thompson - The English Actor | 4.694 | 9.638 | 
| Juliet's Rescue - Heartbeats | 6.281 | 14.409 | 
| Little Chicago's Finest - My Own | 6.313 | 6.603 | 
| Louis Cressy Band - Good Time | 6.501 | 12.016 | 
| Lyndsey Ollard - Catching Up | 9.18 | 12.116 | 
| M.E.R.C. Music - Knockout | 6.619 | 8.507 | 
| Moosmusic - Big Dummy Shake | 8.097 | 14.578 | 
| Motor Tapes - Shore | 0.769 | 10.137 | 
| Mu - Too Bright | 5.853 | 13.135 | 
| Nerve 9 - Pray For The Rain | 6.425 | 14.427 | 
| PR - Happy Daze | 0 | 51.092 | 
| PR - Oh No | 0 | 9.021 | 
| Punkdisco - Oral Hygiene | 5.725 | 17.681 | 
| Raft Monk - Tiring | 2.378 | 9.244 | 
| Sambasevam Shanmugam - Kaathaadi | 8.164 | 10.588 | 
| Secretariat - Borderline | 5.522 | 10.817 | 
| Secretariat - Over The Top | 7.859 | 14.996 | 
| Side Effects Project - Sing With Me | 11.197 | 12.63 | 
| Signe Jakobsen - What Have You Done To Me | 7.685 | 11.013 | 
| Skelpolu - Resurrection | 0 | 7.603 | 
| Speak Softly - Broken Man | 3.997 | 14.516 | 
| Speak Softly - Like Horses | 6.462 | 9.426 | 
| The Doppler Shift - Atrophy | 0.711 | 14.241 | 
| The Easton Ellises - Falcon 69 | 2.401 | 7.889 | 
| The Easton Ellises (Baumi) - SDRNR | 1.479 | 7.948 | 
| The Long Wait - Dark Horses | 6.53 | 12.661 | 
| The Mountaineering Club - Mallory | 10.665 | 15.311 | 
| The Sunshine Garcia Band - For I Am The Moon | 9.591 | 13.297 | 
| Timboz - Pony | 4.025 | 14.271 | 
| Tom McKenzie - Directions | 8.031 | 16.129 | 
| Triviul feat. The Fiend - Widow | 7.061 | 8.168 | 
| We Fell From The Sky - Not You | 3.862 | 11.685 | 
| Zeno - Signs | 6.364 | 11.552 | 
| **Total (median over frames, median over tracks)** | **6.338** | **12.194** |