Commit b7de5d9d authored by Jürgen Reuter's avatar Jürgen Reuter
Browse files

Release 2.4.1.

parent 9215cc60
......@@ -70,8 +70,8 @@
<p>
<b>
<span style="color:blue">
The official version is 2.4.0. (released:
Nov 28th, 2016.)
The official version is 2.4.1. (released:
Mar 24th, 2017.)
</span>
</b>
</br>
......@@ -79,7 +79,7 @@
<br/>
The distribution tarball of the
sources can be found here
(<a href="http://www.hepforge.org/archive/whizard/whizard-2.4.0.tar.gz">link</a>).
(<a href="http://www.hepforge.org/archive/whizard/whizard-2.4.1.tar.gz">link</a>).
<br/>
</p>
</li>
......@@ -224,7 +224,7 @@
<p>
The current version is
<a href="http://www.hepforge.org/archive/whizard/whizard-2.4.0.tar.gz">2.4.0 (Nov 28th, 2016)</a>
<a href="http://www.hepforge.org/archive/whizard/whizard-2.4.1.tar.gz">2.4.1 (Mar 24th, 2017)</a>
</p>
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<title>Chapter 1  Introduction</title>
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......@@ -211,11 +211,13 @@ revalidation of ILC event chain </td></tr>
SM dim 6 operators supported
</td></tr>
<tr><td style="text-align:left;border:solid 1px;white-space:nowrap" > 2.3.0</td><td style="text-align:left;border:solid 1px;white-space:nowrap" >07/2016</td><td style="text-align:left;border:solid 1px;white-space:nowrap" >NLO: resonance mappings for FKS subtraction; more
advanced cascade syntax; GUI (α version); UFO support
advanced cascade syntax; </td></tr>
<tr><td style="text-align:left;border:solid 1px;white-space:nowrap" >&nbsp;</td><td style="text-align:left;border:solid 1px;white-space:nowrap" >&nbsp;</td><td style="text-align:left;border:solid 1px;white-space:nowrap" >GUI (α version); UFO support
(α version); ILC v1.9x-v2.x final validation </td></tr>
<tr><td style="text-align:left;border:solid 1px;white-space:nowrap" > 2.3.1</td><td style="text-align:left;border:solid 1px;white-space:nowrap" >08/2016</td><td style="text-align:left;border:solid 1px;white-space:nowrap" >Complex mass scheme
</td></tr>
<tr><td style="text-align:left;border:solid 1px;white-space:nowrap" > 2.4.0</td><td style="text-align:left;border:solid 1px;white-space:nowrap" >11/2016</td><td style="text-align:left;border:solid 1px;white-space:nowrap" >Refactoring of NLO setup
<tr><td style="text-align:left;border:solid 1px;white-space:nowrap" > 2.4.0</td><td style="text-align:left;border:solid 1px;white-space:nowrap" >11/2016</td><td style="text-align:left;border:solid 1px;white-space:nowrap" >Refactoring of NLO setup </td></tr>
<tr><td style="text-align:left;border:solid 1px;white-space:nowrap" > 2.4.1</td><td style="text-align:left;border:solid 1px;white-space:nowrap" >03/2017</td><td style="text-align:left;border:solid 1px;white-space:nowrap" >α version of new VEGAS implementation
</td></tr>
</table>
</div><p><br>
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<title>Chapter 3  Getting Started</title>
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<a href="index.html"><img src="contents_motif.gif" alt="Up"></a>
<a href="manual005.html"><img src="next_motif.gif" alt="Next"></a>
<hr>
<h1 id="sec52" class="chapter">Chapter 3  Getting Started</h1>
<h1 id="sec51" class="chapter">Chapter 3  Getting Started</h1>
<ul>
<li><a href="manual004.html#sec53">3.1  Hello World</a>
</li><li><a href="manual004.html#sec54">3.2  A Simple Calculation</a>
<li><a href="manual004.html#sec52">3.1  Hello World</a>
</li><li><a href="manual004.html#sec53">3.2  A Simple Calculation</a>
</li></ul>
<p>
<a id="chap:start"></a></p><p><span style="font-family:monospace">WHIZARD</span> can run as a stand-alone program. You (the user) can steer
<span style="font-family:monospace">WHIZARD</span> either interactively or by a script file. We will first
describe the latter method, since it will be the most common way to
interact with the <span style="font-family:monospace">WHIZARD</span> system.</p>
<h2 id="sec53" class="section">3.1  Hello World</h2>
<h2 id="sec52" class="section">3.1  Hello World</h2>
<p>The script is written in SINDARIN. This is a DSL – a domain-specific
scripting language that is designed for the single purpose of steering and
talking to <span style="font-family:monospace">WHIZARD</span>. Now since SINDARIN is a programming language, we honor the old
......@@ -151,7 +151,7 @@ Hello World!
If this has just worked for you, you can be confident that you have a working
<span style="font-family:monospace">WHIZARD</span> installation, and you have been able to successfully run the
program.</p>
<h2 id="sec54" class="section">3.2  A Simple Calculation</h2>
<h2 id="sec53" class="section">3.2  A Simple Calculation</h2>
<p>
You may object that <span style="font-family:monospace">WHIZARD</span> is not exactly designed for printing out
plain text. So let us demonstrate a more useful example.</p><p>Looking at the Hello World output, we first observe that the program
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<title>Chapter 6  Random number generators</title>
</head>
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<hr>
<h1 id="sec195" class="chapter">Chapter 6  Random number generators</h1>
<h1 id="sec194" class="chapter">Chapter 6  Random number generators</h1>
<ul>
<li><a href="manual007.html#sec196">6.1  General remarks</a>
</li><li><a href="manual007.html#sec197">6.2  The TAO Random Number Generator</a>
<li><a href="manual007.html#sec195">6.1  General remarks</a>
</li><li><a href="manual007.html#sec196">6.2  The TAO Random Number Generator</a>
</li></ul>
<p>
<a id="chap:rng"></a></p>
<h2 id="sec196" class="section">6.1  General remarks</h2>
<h2 id="sec195" class="section">6.1  General remarks</h2>
<p>
<a id="sec:rng"></a></p>
<h2 id="sec197" class="section">6.2  The TAO Random Number Generator</h2>
<h2 id="sec196" class="section">6.2  The TAO Random Number Generator</h2>
<p>
<a id="sec:tao"></a></p>
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<title>Chapter 7  Integration Methods</title>
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<hr>
<h1 id="sec198" class="chapter">Chapter 7  Integration Methods</h1>
<h1 id="sec197" class="chapter">Chapter 7  Integration Methods</h1>
<ul>
<li><a href="manual008.html#sec199">7.1  The Monte-Carlo integration routine: <span style="font-family:monospace">VAMP</span></a>
<li><a href="manual008.html#sec198">7.1  The Monte-Carlo integration routine: <span style="font-family:monospace">VAMP</span></a>
</li></ul>
<h2 id="sec199" class="section">7.1  The Monte-Carlo integration routine: <span style="font-family:monospace">VAMP</span></h2>
<h2 id="sec198" class="section">7.1  The Monte-Carlo integration routine: <span style="font-family:monospace">VAMP</span></h2>
<p>
<a id="sec:vamp"></a></p><p><span style="font-family:monospace">VAMP</span> [<a href="manual020.html#Ohl%3A1998jn">29</a>]
is a multichannel extension of the <span style="font-family:monospace">VEGAS</span> [<a href="manual020.html#Lepage%3A1980dq">30</a>]
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<title>Chapter 8  Phase space parameterizations</title>
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<hr>
<h1 id="sec200" class="chapter">Chapter 8  Phase space parameterizations</h1>
<h1 id="sec199" class="chapter">Chapter 8  Phase space parameterizations</h1>
<ul>
<li><a href="manual009.html#sec201">8.1  General remarks</a>
</li><li><a href="manual009.html#sec202">8.2  The default method: <span style="font-family:monospace">wood</span></a>
<li><a href="manual009.html#sec200">8.1  General remarks</a>
</li><li><a href="manual009.html#sec201">8.2  The default method: <span style="font-family:monospace">wood</span></a>
</li></ul>
<h2 id="sec201" class="section">8.1  General remarks</h2>
<h2 id="sec202" class="section">8.2  The default method: <span style="font-family:monospace">wood</span></h2>
<h2 id="sec200" class="section">8.1  General remarks</h2>
<h2 id="sec201" class="section">8.2  The default method: <span style="font-family:monospace">wood</span></h2>
<p>
<a id="sec:wood"></a></p>
<hr>
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<title>Chapter 9  Methods for Hard Interactions</title>
</head>
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<hr>
<h1 id="sec203" class="chapter">Chapter 9  Methods for Hard Interactions</h1>
<h1 id="sec202" class="chapter">Chapter 9  Methods for Hard Interactions</h1>
<ul>
<li><a href="manual010.html#sec204">9.1  Internal unit matrix elements</a>
</li><li><a href="manual010.html#sec205">9.2  Template matrix elements</a>
</li><li><a href="manual010.html#sec206">9.3  The O’Mega matrix element generator</a>
</li><li><a href="manual010.html#sec207">9.4  Interface to GoSam</a>
<li><a href="manual010.html#sec203">9.1  Internal unit matrix elements</a>
</li><li><a href="manual010.html#sec204">9.2  Template matrix elements</a>
</li><li><a href="manual010.html#sec205">9.3  The O’Mega matrix element generator</a>
</li><li><a href="manual010.html#sec206">9.4  Interface to GoSam</a>
</li></ul>
<p>
<a id="chap:hardint"></a></p>
<h2 id="sec204" class="section">9.1  Internal unit matrix elements</h2>
<h2 id="sec203" class="section">9.1  Internal unit matrix elements</h2>
<p>
<a id="sec:unit_me"></a></p>
<h2 id="sec205" class="section">9.2  Template matrix elements</h2>
<h2 id="sec204" class="section">9.2  Template matrix elements</h2>
<p>
<a id="sec:template_me"></a></p>
<h2 id="sec206" class="section">9.3  The O’Mega matrix element generator</h2>
<h2 id="sec205" class="section">9.3  The O’Mega matrix element generator</h2>
<p>
<a id="sec:omega_me"></a></p>
<h2 id="sec207" class="section">9.4  Interface to GoSam</h2>
<h2 id="sec206" class="section">9.4  Interface to GoSam</h2>
<hr>
<a href="manual009.html"><img src="previous_motif.gif" alt="Previous"></a>
<a href="index.html"><img src="contents_motif.gif" alt="Up"></a>
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<title>Chapter 10  Implemented physics</title>
</head>
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<hr>
<h1 id="sec208" class="chapter">Chapter 10  Implemented physics</h1>
<h1 id="sec207" class="chapter">Chapter 10  Implemented physics</h1>
<ul>
<li><a href="manual011.html#sec209">10.1  The hard interaction models</a>
</li><li><a href="manual011.html#sec216">10.2  The SUSY Les Houches Accord (SLHA) interface</a>
</li><li><a href="manual011.html#sec217">10.3  Lepton Collider Beam Spectra</a>
<li><a href="manual011.html#sec208">10.1  The hard interaction models</a>
</li><li><a href="manual011.html#sec215">10.2  The SUSY Les Houches Accord (SLHA) interface</a>
</li><li><a href="manual011.html#sec216">10.3  Lepton Collider Beam Spectra</a>
</li></ul>
<p>
<a id="chap:physics"></a></p>
<h2 id="sec209" class="section">10.1  The hard interaction models</h2>
<h2 id="sec208" class="section">10.1  The hard interaction models</h2>
<p>In this section, we give a brief overview over the different
incarnations of models for the description of the realm of subatomic
particles and their interactions inside <span style="font-family:monospace">WHIZARD</span>. In
......@@ -32,10 +32,10 @@ genuine beyond the SM models (BSM) that are currently implemented in
beyond that can be integrated and handled via the interfaces to
external tools like <span style="font-family:monospace">SARAH</span> and <span style="font-family:monospace">FeynRules</span>,
cf. Chap. <a href="manual018.html#chap%3Aextmodels">17</a>. </p>
<h3 id="sec210" class="subsection">10.1.1  The Standard Model and friends</h3>
<h3 id="sec209" class="subsection">10.1.1  The Standard Model and friends</h3>
<p>
<a id="sec:smandfriends"></a></p>
<h3 id="sec211" class="subsection">10.1.2  Beyond the Standard Model</h3>
<h3 id="sec210" class="subsection">10.1.2  Beyond the Standard Model</h3>
<p>
<a id="sec:bsmmodels"></a></p><blockquote class="table"><div class="center"><hr style="width:80%;height:2"></div>
<div class="center">
......@@ -73,7 +73,7 @@ for theoretical investigations, a long list of SM variants
as well as a large number of BSM models.</td></tr>
</table></div>
<div class="center"><hr style="width:80%;height:2"></div></blockquote>
<h4 id="sec212" class="subsubsection">Strongly Interacting Models and Composite Models</h4>
<h4 id="sec211" class="subsubsection">Strongly Interacting Models and Composite Models</h4>
<p>Higgsless models have been studied extensively before the Higgs boson
discovery at the LHC Run I in 2012 in order to detect possible
loopholes in the electroweak Higgs sector discovery potential of this
......@@ -98,7 +98,7 @@ eigenstates. This mixing is controlled by the small mixing parameter
observables, such as the S parameter [<a href="manual020.html#Chivukula%3A2005xm">36</a>].
Here, additional weak gauge boson production at the LHC was
one of the focus of the studies with <span style="font-family:monospace">WHIZARD</span> [<a href="manual020.html#Ohl%3A2008ri">37</a>]. </p>
<h4 id="sec213" class="subsubsection">Supersymmetric Models</h4>
<h4 id="sec212" class="subsubsection">Supersymmetric Models</h4>
<p><span style="font-family:monospace">WHIZARD</span>/<span style="font-family:monospace">O’Mega</span> was the first multi-leg matrix-element/event
generator to include the full Minimal Supersymmetric Standard Model
(MSSM), and also the NMSSM. The SUSY implementations in <span style="font-family:monospace">WHIZARD</span> have
......@@ -106,8 +106,8 @@ been extensively tested [<a href="manual020.html#Ohl%3A2002jp">38</a>, <a href=
used for many theoretical and experimental studies (some prime
examples
being [<a href="manual020.html#Kalinowski%3A2008fk">40</a>, <a href="manual020.html#Robens%3A2008sa">41</a>, <a href="manual020.html#Hagiwara%3A2005wg">51</a>]. </p>
<h4 id="sec214" class="subsubsection">Little Higgs Models</h4>
<h4 id="sec215" class="subsubsection">Inofficial models</h4>
<h4 id="sec213" class="subsubsection">Little Higgs Models</h4>
<h4 id="sec214" class="subsubsection">Inofficial models</h4>
<p>There have been several models that have been included within the
<span style="font-family:monospace">WHIZARD</span>/<span style="font-family:monospace">O’Mega</span> framework but never found their way into the official
release series. One famous example is the non-commutative extension of
......@@ -116,7 +116,7 @@ the <span style="font-style:italic">s</span>-channel production of a <span style
option of the ILC [<a href="manual020.html#Ohl%3A2004tn">44</a>]. Also, the production of
electroweak gauge bosons at the LHC in the framework of the NCSM have
been studied [<a href="manual020.html#Ohl%3A2010zf">45</a>].</p>
<h2 id="sec216" class="section">10.2  The SUSY Les Houches Accord (SLHA) interface</h2>
<h2 id="sec215" class="section">10.2  The SUSY Les Houches Accord (SLHA) interface</h2>
<p>
<a id="sec:slha"></a></p><p>To be filled in
... [<a href="manual020.html#Skands%3A2003cj">47</a>, <a href="manual020.html#AguilarSaavedra%3A2005pw">48</a>, <a href="manual020.html#Allanach%3A2008qq">49</a>]. </p><p>The neutralino sector deserves special attention. After
......@@ -138,7 +138,7 @@ real and positive masses for the neutralinos. For the hard-coded SUSY
models, this is completely handled internally. Especially
Ref. [<a href="manual020.html#Hagiwara%3A2005wg">51</a>] discusses the details of the neutralino
(and chargino) mixing matrix. </p>
<h2 id="sec217" class="section">10.3  Lepton Collider Beam Spectra</h2>
<h2 id="sec216" class="section">10.3  Lepton Collider Beam Spectra</h2>
<p>
<a id="sec:beamspectra"></a></p><p>For the simulation of lepton collider beam spectra there are two
dedicated tools, <span style="font-family:monospace">CIRCE1</span> and <span style="font-family:monospace">CIRCE2</span> that have been written as
......@@ -160,7 +160,7 @@ including the technicalities of passing simulations of the machine
beam setup to <span style="font-family:monospace">WHIZARD</span>. This will be followed by a section on the
simulation of photon collider spectra, included for historical
reasons. </p>
<h3 id="sec218" class="subsection">10.3.1  <span style="font-family:monospace">CIRCE1</span></h3>
<h3 id="sec217" class="subsection">10.3.1  <span style="font-family:monospace">CIRCE1</span></h3>
<p>While the bunches in a linear collider cross only once, due to their
small size they experience a strong beam-beam effect. There is a
code to simulate the impact of this effect on luminosity and
......@@ -198,7 +198,7 @@ be tuned in order to describe the spectrum with <span style="font-family:monospa
possible as the original <span style="font-family:monospace">GuineaPig++</span> spectrum. More details
about how <span style="font-family:monospace">CIRCE1</span> works and what it does can be found in its own
write-up in <span style="font-family:monospace">circe1/share/doc</span>.</p>
<h3 id="sec219" class="subsection">10.3.2  <span style="font-family:monospace">CIRCE2</span></h3>
<h3 id="sec218" class="subsection">10.3.2  <span style="font-family:monospace">CIRCE2</span></h3>
<p>The two conditions listed in <a href="#circe1_assumptions">10.3.1</a> are too
restrictive and hence insufficient to describe more complicated
lepton-collider beam spectra, as they e.g. occur in the CLIC
......@@ -299,7 +299,7 @@ SINDARIN input file like:
?circe2_polarized = false
</pre> </td></tr>
</table>
<h3 id="sec220" class="subsection">10.3.3  Photon Collider Spectra</h3>
<h3 id="sec219" class="subsection">10.3.3  Photon Collider Spectra</h3>
<p>For details confer the complete write-up of the <span style="font-family:monospace">CIRCE2</span>
subpackage. </p>
<hr>
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<title>Chapter 11  More on Event Generation</title>
</head>
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<h1 id="sec221" class="chapter">Chapter 11  More on Event Generation</h1>
<h1 id="sec220" class="chapter">Chapter 11  More on Event Generation</h1>
<ul>
<li><a href="manual012.html#sec222">11.1  Event generation</a>
</li><li><a href="manual012.html#sec223">11.2  Unweighted and weighted events</a>
</li><li><a href="manual012.html#sec224">11.3  Choice on event normalizations</a>
</li><li><a href="manual012.html#sec225">11.4  Event selection</a>
</li><li><a href="manual012.html#sec226">11.5  Supported event formats</a>
</li><li><a href="manual012.html#sec227">11.6  Interfaces to Parton Showers, Matching and
<li><a href="manual012.html#sec221">11.1  Event generation</a>
</li><li><a href="manual012.html#sec222">11.2  Unweighted and weighted events</a>
</li><li><a href="manual012.html#sec223">11.3  Choice on event normalizations</a>
</li><li><a href="manual012.html#sec224">11.4  Event selection</a>
</li><li><a href="manual012.html#sec225">11.5  Supported event formats</a>
</li><li><a href="manual012.html#sec226">11.6  Interfaces to Parton Showers, Matching and
Hadronization</a>
</li><li><a href="manual012.html#sec230">11.7  Rescanning and recalculating events</a>
</li><li><a href="manual012.html#sec231">11.8  Negative weight events</a>
</li><li><a href="manual012.html#sec229">11.7  Rescanning and recalculating events</a>
</li><li><a href="manual012.html#sec230">11.8  Negative weight events</a>
</li></ul>
<p>
<a id="chap:events"></a></p><p>In order to perform a physics analysis with <span style="font-family:monospace">WHIZARD</span> one has to
......@@ -36,7 +36,7 @@ what options there are – different event formats, renaming output
files, using weighted or unweighted events with different
normalizations. How to re-use and manipulate already generated event
samples, how to limit the number of events per file, etc. etc.</p>
<h2 id="sec222" class="section">11.1  Event generation</h2>
<h2 id="sec221" class="section">11.1  Event generation</h2>
<p>To explain how event generation works, we again take our favourite
example, <span style="font-style:italic">e</span><sup>+</sup><span style="font-style:italic">e</span><sup></sup> → µ<sup>+</sup> µ<sup></sup>,
</p><pre class="verbatim"> process eemm = e1, E1 =&gt; e2, E2
......@@ -202,7 +202,7 @@ the case, there is an event file with 200 events, and you now ask
append them to the existing file. If the user for some reason,
however, wants to regenerate events (i.e. ignoring possibly existing
events), there is the command option <span style="font-family:monospace">whizard --rebuild-events</span>.</p>
<h2 id="sec223" class="section">11.2  Unweighted and weighted events</h2>
<h2 id="sec222" class="section">11.2  Unweighted and weighted events</h2>
<p><span style="font-family:monospace">WHIZARD</span> is able to generate unweighted events, i.e. events that are
distributed uniformly and each contribute with the same event weight
to the whole sample. This is done by mapping out the phase space of
......@@ -253,7 +253,7 @@ the adaptation of the sampling function has not been perfect. When the
number of excess weights is a finite number of percent, you should
inspect the phase-space setup and try to improve its settings to get a
better adaptation. </p>
<h2 id="sec224" class="section">11.3  Choice on event normalizations</h2>
<h2 id="sec223" class="section">11.3  Choice on event normalizations</h2>
<p>There are basically four different choices to normalize event weights
(⟨…⟩ denotes the average):
</p><ol class="enumerate" type=1><li class="li-enumerate">
......@@ -284,7 +284,7 @@ by setting <span style="font-family:monospace">$sample_normalization = "sigma"</
be set by <span style="font-family:monospace">"1/n"</span> and <span style="font-family:monospace">"sigma/n"</span>, respectively. <span style="font-family:monospace">WHIZARD</span>
accepts small and capital letters for these expressions. </p><p>In the following section we show some examples when discussing the
different event formats available in <span style="font-family:monospace">WHIZARD</span>.</p>
<h2 id="sec225" class="section">11.4  Event selection</h2>
<h2 id="sec224" class="section">11.4  Event selection</h2>
<p>The <span style="font-family:monospace">selection</span> expression (cf. Sec. <a href="manual006.html#subsec%3Aanalysis">5.9.2</a>)
reduces the event sample during generation or rescanning, selecting
only events for which the expression evaluates to <span style="font-family:monospace">true</span>. Apart
......@@ -303,7 +303,7 @@ simulate (ww) { n_events = 1000 }
The number of events that end up in the sample on file is equal to the
number of events with longitudinally polarized <span style="font-style:italic">W</span>s in the generated
sample, so the file will contain less than 1000 events.</p>
<h2 id="sec226" class="section">11.5  Supported event formats</h2>
<h2 id="sec225" class="section">11.5  Supported event formats</h2>
<p>
<a id="sec:eventformats"></a></p><p>Event formats can either be distinguished whether they are plain
text (i.e. ASCII) formats or binary formats. Besides this, one can
......@@ -582,7 +582,7 @@ squared matrix elements or event weights in the event are the most
prominent features of the other two more advanced versions. For more
details confer the literature.</p><p><br>
</p><p>Sample files for the default ASCII format as well as for the debug
event format are shown in the appendix. </p><h2 id="sec227" class="section">11.6  Interfaces to Parton Showers, Matching<br>
event format are shown in the appendix. </p><h2 id="sec226" class="section">11.6  Interfaces to Parton Showers, Matching<br>
and
Hadronization</h2>
<p>This section describes the interfaces to the internal parton shower as
......@@ -601,7 +601,7 @@ matching enabled are <span style="font-family:monospace">EEMatching2X.sin</span>
for <span style="font-style:italic">e</span><sup>+</sup> <span style="font-style:italic">e</span><sup></sup><span style="font-style:italic">hadrons</span> with a different number of partons included
in the matrix element and <span style="font-family:monospace">DrallYanMatchingX.sin</span> for Drell-Yan
with one matched emission. </p>
<h3 id="sec228" class="subsection">11.6.1  Parton Showers and Hadronization</h3>
<h3 id="sec227" class="subsection">11.6.1  Parton Showers and Hadronization</h3>
<p>From version 2.1 onwards, <span style="font-family:monospace">WHIZARD</span> contains an implementation of an
analytic parton shower as presented in [<a href="manual020.html#Kilian%3A2011ka">67</a>], providing
the opportunity to perform the parton shower from whithin
......@@ -670,7 +670,7 @@ parton shower. Used if either one of the variables
or <span style="font-family:monospace">?ps_isr_alpha_s_running</span> are set to
<code>false</code>. (Default = 0.0)
</dd><dt class="dt-description"><span style="font-weight:bold"><span style="font-family:monospace">?ps_isr_angular_ordered</span></span></dt><dd class="dd-description"> Switch for angular ordered
ISR. (Default = true )<sup><a id="text23" href="#note23">1</a></sup>
ISR. (Default = true )<sup><a id="text15" href="#note15">1</a></sup>
</dd><dt class="dt-description"><span style="font-weight:bold"><span style="font-family:monospace">ps_isr_primordial_kt_width</span></span></dt><dd class="dd-description"> The width in
GeV of the Gaussian assumed to describe the transverse
momentum of partons inside the proton. Other shapes are not yet
......@@ -707,7 +707,7 @@ before being transferred to <span style="font-family:monospace">PYTHIA</span>.</
</p><p>Note that the included version of <span style="font-family:monospace">PYTHIA</span> uses <span style="font-family:monospace">LHAPDF</span> for initial state
radiation whenever this is available, but the PDF set has to be set
manually in that case using the keyword <span style="font-family:monospace">ps_PYTHIA_PYGIVE</span>.</p>
<h3 id="sec229" class="subsection">11.6.2  Parton shower – Matrix Element Matching</h3>
<h3 id="sec228" class="subsection">11.6.2  Parton shower – Matrix Element Matching</h3>
<p>Along with the inclusion of the parton showers, <span style="font-family:monospace">WHIZARD</span> includes an
implementation of the MLM matching procedure. For a detailed
description of the implemented steps see [<a href="manual020.html#Kilian%3A2011ka">67</a>]. The
......@@ -762,7 +762,7 @@ The variation of the jet definition is a tool to asses systematic
uncertainties introduced by the matching procedure (See section 3.1 in
[<a href="manual020.html#Kilian%3A2011ka">67</a>]).
</p>
<h2 id="sec230" class="section">11.7  Rescanning and recalculating events</h2>
<h2 id="sec229" class="section">11.7  Rescanning and recalculating events</h2>
<p>
<a id="sec:rescan"></a></p><p>In the simplest mode of execution, <span style="font-family:monospace">WHIZARD</span> handles its events at the
point where they are generated. It can apply event transforms such as
......@@ -900,13 +900,12 @@ is false by default. Analogously, the parameter
definition in the current context. Obviously, these settings
influence matrix-element recalculation and therefore require
<span style="font-family:monospace">?update_sqme</span> to be set in order to become operational.</p>
<h2 id="sec231" class="section">11.8  Negative weight events</h2>
<h2 id="sec230" class="section">11.8  Negative weight events</h2>
<p>
<em>To be done.</em></p>
<hr class="ffootnoterule"><dl class="thefootnotes"><dt class="dt-thefootnotes">
<a id="note23" href="#text23">1</a></dt><dd class="dd-thefootnotes"><div class="footnotetext">The FSR is always simulated with
angular ordering enabled.</div>
</dd></dl>
<a id="note15" href="#text15">1</a></dt><dd class="dd-thefootnotes"><div class="footnotetext">The FSR is always simulated with
angular ordering enabled.</div></dd></dl>
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<h1 id="sec247" class="chapter">Chapter 13  Data Visualization</h1>
<h1 id="sec243" class="chapter">Chapter 13  Data Visualization</h1>
<ul>
<li><a href="manual014.html#sec248">13.1  GAMELAN</a>
</li><li><a href="manual014.html#sec250">13.2  Histogram Display</a>
</li><li><a href="manual014.html#sec251">13.3  Plot Display</a>
</li><li><a href="manual014.html#sec252">13.4  Graphs</a>
</li><li><a href="manual014.html#sec253">13.5  Drawing options</a>
<li><a href="manual014.html#sec244">13.1  GAMELAN</a>
</li><li><a href="manual014.html#sec246">13.2  Histogram Display</a>
</li><li><a href="manual014.html#sec247">13.3  Plot Display</a>
</li><li><a href="manual014.html#sec248">13.4  Graphs</a>
</li><li><a href="manual014.html#sec249">13.5  Drawing options</a>
</li></ul>
<p>
<a id="chap:visualization"></a></p>
<h2 id="sec248" class="section">13.1  GAMELAN</h2>
<h2 id="sec244" class="section">13.1  GAMELAN</h2>
<p>The data values and tables that we have introduced in the previous section can
be visualized using built-in features of <span style="font-family:monospace">WHIZARD</span>. To be precise,
<span style="font-family:monospace">WHIZARD</span> can write L<sup>A</sup>T<sub>E</sub>X code which incorporates code in the graphics
......@@ -82,7 +82,7 @@ viewing command is not executed automatically by <span style="font-family:monosp
extensions <span style="font-family:monospace">.ltp</span> and <span style="font-family:monospace">.mpx</span>. The log file in particular, could
overwrite <span style="font-family:monospace">WHIZARD</span>’s log file if the basename is identical. Be careful to use
a value for <span style="font-family:monospace">$out_file</span> which is not likely to cause name clashes.</p>
<h3 id="sec249" class="subsection">13.1.1  User-specific changes</h3>
<h3 id="sec245" class="subsection">13.1.1  User-specific changes</h3>
<p>In the case, that the SINDARIN <span style="font-family:monospace">compile_analysis</span> command is
invoked and the flag named <span style="font-family:monospace">?analysis_file_only</span> is not changed
from its default value <span style="font-family:monospace">false</span>, <span style="font-family:monospace">WHIZARD</span> calls the
......@@ -100,9 +100,9 @@ automatically). Those style files are generally written into
<span style="font-family:monospace">share/texmf/whizard/</span> directory. The user can execute the
commands in the same way as denoted in the process-/analysis-specific
makefile by hand. </p>
<h2 id="sec250" class="section">13.2  Histogram Display</h2>
<h2 id="sec251" class="section">13.3  Plot Display</h2>
<h2 id="sec252" class="section">13.4  Graphs</h2>
<h2 id="sec246" class="section">13.2  Histogram Display</h2>
<h2 id="sec247" class="section">13.3  Plot Display</h2>
<h2 id="sec248" class="section">13.4  Graphs</h2>
<p>
<a id="sec:graphs"></a></p><p>Graphs are an additional type of analysis object. In contrast to histograms
and plots, they do not collect data directly, but they rather act as
......@@ -221,12 +221,12 @@ no baseline, no fill, draw curve, no errors, no symbols.</td></tr>
</td></tr>
</table>
</div><div class="center"><hr style="width:80%;height:2"></div></blockquote>
<h2 id="sec253" class="section">13.5  Drawing options</h2>
<h2 id="sec249" class="section">13.5  Drawing options</h2>
<p>The options for coloring lines, filling curves, or choosing line styles make
use of macros in the GAMELAN language. At this place, we do not intend to
give a full account of the possiblities, but we rather list a few basic
features that are likely to be useful for drawing graphs.</p>
<h4 id="sec254" class="subsubsection">Colors</h4>
<h4 id="sec250" class="subsubsection">Colors</h4>
<p>GAMELAN knows about basic colors identified by name:
</p><div class="center">
<span style="font-family:monospace">black</span>, <span style="font-family:monospace">white</span>, <span style="font-family:monospace">red</span>, <span style="font-family:monospace">green</span>, <span style="font-family:monospace">blue</span>, <span style="font-family:monospace">cyan</span>,
......@@ -250,7 +250,7 @@ and this will fill the drawing area of some histogram with an RGB color:
</span><span style="font-size:small"><span style="font-family:monospace">$fill_options = "withcolor (0.8, 0.7, 1)"</span></span><span style="font-size:small">
</span>
</blockquote>
<h4 id="sec255" class="subsubsection">Dashes</h4>
<h4 id="sec251" class="subsubsection">Dashes</h4>
<p>By default, lines are drawn continuously. Optionally, they can be drawn using
a <em>dash pattern</em>. Predefined dash patterns are
</p><div class="center">
......@@ -278,7 +278,7 @@ dots:
</blockquote><p>
The extra brackets ensure that the scale factor 1/2 is applied only the dash
pattern.</p>
<h4 id="sec256" class="subsubsection">Hatching</h4>
<h4 id="sec252" class="subsubsection">Hatching</h4>
<p>Areas (e.g., below a histogram) can be filled with plain colors by the
<span style="font-family:monospace">withcolor</span> option. They can also be hatched by stripes, optionally
rotated by some angle. The syntax is completely analogous to dashes. There
......@@ -298,7 +298,7 @@ degrees) and scaled. This looks like
</span><span style="font-size:small"><span style="font-family:monospace">$fill_options = "hatched (withstripes scaled 0.8 rotated 60)"</span></span><span style="font-size:small">
</span>
</blockquote>
<h4 id="sec257" class="subsubsection">Smooth curves</h4>
<h4 id="sec253" class="subsubsection">Smooth curves</h4>
<p>Plot points are normally connected by straight lines. If data are acquired by
statistical methods, such as Monte Carlo integration, this is usually
recommended. However, if a plot is generated using an analytic mathematical
......@@ -307,14 +307,14 @@ appealing to connect lines by some smooth interpolation. GAMELAN can switch
on spline interpolation by the specific drawing option <span style="font-family:monospace">linked smoothly</span>.
Note that the results can be surprising if the data points do have sizable
fluctuations or sharp kinks.</p>
<h4 id="sec258" class="subsubsection">Error bars</h4>
<h4 id="sec254" class="subsubsection">Error bars</h4>
<p>Plots and histograms can be drawn with error bars. For histograms, only
vertical error bars are supported, while plot points can have error bars in
<span style="font-style:italic">x</span> and <span style="font-style:italic">y</span> direction. Error bars are switched on by the <span style="font-family:monospace">?draw_errors</span>
flag.</p><p>There is an option to draw error bars with ticks: <span style="font-family:monospace">withticks</span> and an
alternative option to draw arrow heads: <span style="font-family:monospace">witharrows</span>. These can be used
in the <span style="font-family:monospace">$err_options</span> string.</p>