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    s·¯i3  ã                   @   s(   d dl Z d dlmZ G dd„ deƒZdS )é    N)Ú_Lossc                       s*   e Zd ZdZd‡ fdd„	Zdd„ Z‡  ZS )ÚF1_losszCalculate F1 scoreç»½×Ùß|Û=c                    s   t ƒ  ¡  || _d S )N)ÚsuperÚ__init__Úeps)Úselfr   ©Ú	__class__© úK/home/ubuntu/.local/lib/python3.10/site-packages/asteroid/losses/soft_f1.pyr      s   

zF1_loss.__init__c           	      C   sv   ||   ¡ }d| |   ¡ }|d|    ¡ }||| | j  }||| | j  }d||  || | j  }d| ¡  S )Né   é   )Úsumr   Úmean)	r   Ú	estimatesÚtargetsÚtpÚfpÚfnÚ	precisionÚrecallÚf1r   r   r   Úforward   s   zF1_loss.forward)r   )Ú__name__Ú
__module__Ú__qualname__Ú__doc__r   r   Ú__classcell__r   r   r	   r   r      s    r   )ÚtorchÚtorch.nn.modules.lossr   r   r   r   r   r   Ú<module>   s    