Nefertiti's Family

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18 years 5 months ago #10553 by rderosa
Replied by rderosa on topic Reply from Richard DeRosa
<blockquote id="quote"><font size="2" face="Verdana, Arial, Helvetica" id="quote">quote:<hr height="1" noshade id="quote"><i>Originally posted by neilderosa</i>
<br />Therefore, if the supposition is correct that this is all a matter of variations in brightness and contrast, then R12 should be able to be adjusted to make the part of the Profile still included in it, appear as clearly defined as it does in M03.

But if our working hypothesis is correct, that the data is for some reason is absent from the image, then increasing brightness and contrast will have only a very limited effect. Can Tom or Rich or someone with good photo enhancing software please do that experiment and let us know which is the case.
<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">

I have already posted my best effort. Please review my previous posts.

rd

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18 years 5 months ago #10554 by neilderosa
Replied by neilderosa on topic Reply from Neil DeRosa
Rich writes: "I have already posted my best effort. Please review my previous posts."

I believe you have posted adjusted images of R07 two or three times, but not R12, (except in JP's "orientation slide" which is not adjusted). What I requested was to adjust brightness and contrast in R1201454, in a cropped image that will show at least a part of the girl.

If I am wrong, would you please refer me to page and date where you posted it?

Neil

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18 years 5 months ago #17268 by rderosa
Replied by rderosa on topic Reply from Richard DeRosa
<blockquote id="quote"><font size="2" face="Verdana, Arial, Helvetica" id="quote">quote:<hr height="1" noshade id="quote"><i>Originally posted by neilderosa</i>
<br />I believe you have posted adjusted images of R07 two or three times, but not R12<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">

I concluded very early that R12 had less to work with than R07, but had the same problems. Same contrast and brightness, but off the screen to the left.

rd

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18 years 5 months ago #17150 by neilderosa
Replied by neilderosa on topic Reply from Neil DeRosa
Rich writes: "I concluded very early that R12 had less to work with than R07, but had the same problems. Same contrast and brightness, but off the screen to the left."

That may be true but looking at it addresses Tom's point about resolution. We need to see it in the contrast and brightness adjusted version to know if the better resolution makes any difference

Neil

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18 years 5 months ago #10555 by rderosa
Replied by rderosa on topic Reply from Richard DeRosa
<blockquote id="quote"><font size="2" face="Verdana, Arial, Helvetica" id="quote">quote:<hr height="1" noshade id="quote"><i>Originally posted by neilderosa</i>
<br />We need to see it in the contrast and brightness adjusted version to know if the better resolution makes any difference
<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">
We already did, and we concluded it was worse. In other words, the contrast and brightness was the same as R07, but the image composition was worse. That's a red herring.

rd

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18 years 5 months ago #17212 by tvanflandern
<blockquote id="quote"><font size="2" face="Verdana, Arial, Helvetica" id="quote">quote:<hr height="1" noshade id="quote"><i>Originally posted by rderosa</i>
<br />Why is the resolution so low?<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">The image width was only 256 pixels, compared to 1024 as the norm. Apparently, the spacecraft managers were economizing on bits for this "public interest" phase. Whatever their reason, we didn't get as many pixels in R07 (by a factor of four) as in most MGS images. -|Tom|-

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