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<item>
            <title>[REDMINE1D-242] [RM-5547] [linemeas] estim deltaFlux from residual</title>
                <link>https://pfspipe.ipmu.jp/jira/browse/REDMINE1D-242</link>
                <project id="11002" key="REDMINE1D">1D Redmine </project>
                    <description>&lt;p&gt;&lt;em&gt;&lt;font color=&quot;#505f79&quot;&gt; Created on 2020-01-20 10:51:25 by Didier Vibert. % Done: 0&lt;/font&gt;&lt;/em&gt;&lt;/p&gt;


&lt;p&gt;Pour la mesure du Flux des raies ou du continu, modifier l&apos;estimation de l&apos;erreur de mesure du Flux: remplacer le bruit (variance associ&#233;e au spectre en entr&#233;e) par la variance mesur&#233;e sur le r&#233;sidu du fit&lt;/p&gt;

&lt;p&gt;ie si l&apos;amplitude est mesur&#233;e par  a = Dt N-1 T / Tt N-1 T (D vecteur de donn&#233;es et T profil de la raie)&lt;br/&gt;
alors l&apos;estimation de var(a) utilise actuellement: var(a) = 1/ Tt N-1 T = 1/sum(square(T/sigma)) &lt;br/&gt;
sachant que F = a * Sum(T) et donc var(F) = Square(Sum(T)) * var(a)&lt;/p&gt;

&lt;p&gt;&#224; remplacer par var(a) = 1 / Tt var(D - aT)^-1 T ou var(D-aT) est un estimateur de la variance du r&#233;sidu &lt;br/&gt;
(i.e. on remplace le bruit N donn&#233; en entr&#233;e par le bruit mesur&#233; dans le r&#233;sidu du fit)&lt;/p&gt;

&lt;ul&gt;
	&lt;li&gt;pour le line model, consid&#233;rer la variance comme uniforme sur le support de la raie, l&apos;estimateur de la variance est donc la moyenne des carr&#233;s du r&#233;sidu&lt;/li&gt;
&lt;/ul&gt;


&lt;ul&gt;
	&lt;li&gt;pour le template ratio, ou le continu, utiliser un estimateur local de la variance, e.g. moyenne glissante ou par morceau des carr&#233;s du r&#233;sidu&lt;/li&gt;
&lt;/ul&gt;


&lt;p&gt;=&amp;gt; &#224; modifier aussi pour comparer les flux dans le linemodel rules&lt;/p&gt;</description>
                <environment></environment>
        <key id="23660">REDMINE1D-242</key>
            <summary>[RM-5547] [linemeas] estim deltaFlux from residual</summary>
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                                    <resolution id="-1">Unresolved</resolution>
                                        <assignee username="r2j.migrate">Redmine-Jira Migtation</assignee>
                                    <reporter username="r2j.migrate">Redmine-Jira Migtation</reporter>
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                <created>Wed, 5 Jul 2023 17:29:17 +0000</created>
                <updated>Wed, 5 Jul 2023 17:29:21 +0000</updated>
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