Neural networks and constant values in input












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If there is a forth channel of some constant values (ones, for instance) in an RGB image, will a neural network learn to nullify the weights related to this channel? Or will it leave the weights as is and adjust a bias? What about a column of constant values in some tabular data? Will it affect a neural network in some way?










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  • What does mean by 4th channel, are you considering depth information of rgb image?

    – Ankish Bansal
    Jan 19 at 4:59











  • It's an example. Any channel filled with constant values will do.

    – Aleksei Solovev
    Jan 19 at 7:02
















0















If there is a forth channel of some constant values (ones, for instance) in an RGB image, will a neural network learn to nullify the weights related to this channel? Or will it leave the weights as is and adjust a bias? What about a column of constant values in some tabular data? Will it affect a neural network in some way?










share|improve this question

























  • What does mean by 4th channel, are you considering depth information of rgb image?

    – Ankish Bansal
    Jan 19 at 4:59











  • It's an example. Any channel filled with constant values will do.

    – Aleksei Solovev
    Jan 19 at 7:02














0












0








0








If there is a forth channel of some constant values (ones, for instance) in an RGB image, will a neural network learn to nullify the weights related to this channel? Or will it leave the weights as is and adjust a bias? What about a column of constant values in some tabular data? Will it affect a neural network in some way?










share|improve this question
















If there is a forth channel of some constant values (ones, for instance) in an RGB image, will a neural network learn to nullify the weights related to this channel? Or will it leave the weights as is and adjust a bias? What about a column of constant values in some tabular data? Will it affect a neural network in some way?







neural-network






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edited Jan 18 at 19:08







Aleksei Solovev

















asked Jan 18 at 19:01









Aleksei SolovevAleksei Solovev

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  • What does mean by 4th channel, are you considering depth information of rgb image?

    – Ankish Bansal
    Jan 19 at 4:59











  • It's an example. Any channel filled with constant values will do.

    – Aleksei Solovev
    Jan 19 at 7:02



















  • What does mean by 4th channel, are you considering depth information of rgb image?

    – Ankish Bansal
    Jan 19 at 4:59











  • It's an example. Any channel filled with constant values will do.

    – Aleksei Solovev
    Jan 19 at 7:02

















What does mean by 4th channel, are you considering depth information of rgb image?

– Ankish Bansal
Jan 19 at 4:59





What does mean by 4th channel, are you considering depth information of rgb image?

– Ankish Bansal
Jan 19 at 4:59













It's an example. Any channel filled with constant values will do.

– Aleksei Solovev
Jan 19 at 7:02





It's an example. Any channel filled with constant values will do.

– Aleksei Solovev
Jan 19 at 7:02












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