Re: [WM]: check watermarked image

["A. X. Shen" <shen@math.ohiou.edu>]

Dear All,

I am interesting in applications about PDE (partial differential equations) model in watermaking
area. Please kindly pass any references to me.

Thanks in advance.

Xiaoping

> Hi, madan
> I guess your scheme is based on block, because there is obvious =
> "blocking" artifacts:-(.
> =20
>  futhermore, designing a hign capacity and robust scheme is always =
> difficult. you might as well have a try to decrease the payload
> quantity, or use other more efficient embedding method.
> =20
> Best regards.
>
> adan mohan <madannill@yahoo.co.in> =D0=B4=B5=C0=A3=BA
> Hello all,
> =20
> I have successfully embedded 192 characters in 240x128 image. And it
> = works perfectly even after jpeg compression. I have taken apart of
> standard lena image and embedded the data. The image after embedding =
> shows some distortions. I dont know whether this amount of distortion
> is acceptable or not. Can some tell me is work is acceptable> =20
> Thank you in advance.
> =20
> with regards,
> Madan mohan.M


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