NoPE (no positional encoding) yields better length extrapolation than APE, KERPLE, or RoPE in TF-domain dual-path source separation models with convolution, while explicit PEs help for short inputs.
TFPSNet: Time-frequency domain path scanning network for speech separation,
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A Comparative Study on Positional Encoding for Time-frequency Domain Dual-path Transformer-based Source Separation Models
NoPE (no positional encoding) yields better length extrapolation than APE, KERPLE, or RoPE in TF-domain dual-path source separation models with convolution, while explicit PEs help for short inputs.