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    <p>Please find the minutes below and at
<a class="moz-txt-link-freetext" href="https://halldweb.jlab.org/wiki/index.php/GlueX_Offline_Meeting,_September_6,_2017#Minutes">https://halldweb.jlab.org/wiki/index.php/GlueX_Offline_Meeting,_September_6,_2017#Minutes</a>
      .</p>
    <p>__________________________________________<br>
    </p>
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      <h2><span class="mw-headline" id="Minutes">Minutes, September 6,
          2017<br>
        </span></h2>
      <p>Present:
      </p>
      <ul>
        <li> <b> FIU </b>: Mahmoud Kamel</li>
        <li> <b> Glasgow </b>: Peter Pauli</li>
        <li> <b> JLab </b>: Thomas Britton, Eugene Chudakov, Sebastian
          Cole, Sergey Furletov, Mark Ito (chair), David Lawrence,
          Dmitry Romanov, Simon Taylor, Beni Zihlmann</li>
        <li> <b> MIT </b>: Cris Fanelli</li>
        <li> <b> Yerevan </b>: Hrach Marukyan</li>
      </ul>
      <p>There is a <a rel="nofollow" class="external text"
          href="https://bluejeans.com/s/dS4jW/">recording of this
          meeting</a> on the BlueJeans site. Use your JLab credentials
        to access it.
      </p>
      <h3><span class="mw-headline" id="Announcements">Announcements</span></h3>
      <ol>
        <li> <a rel="nofollow" class="external text"
href="https://mailman.jlab.org/pipermail/halld-offline/2017-August/002914.html">Automatic
            builds on new pull request working again</a>. The technical
          difficulties were fixed.</li>
        <li> <a rel="nofollow" class="external text"
href="https://mailman.jlab.org/pipermail/halld-offline/2017-August/002921.html">Build
            of tagged versions of mcsmear development branch</a> Both
          v1.0 and v1.1 have been built at JLab now.</li>
        <li> <a rel="nofollow" class="external text"
href="https://mailman.jlab.org/pipermail/halld-offline/2017-August/002919.html">New
            sim-recon release: 2.17.0 and new version set:
            version_2.15.0.xml</a> This version of sim-recon allows use
          of RCDB 0.02 which in turn allows use of Sascha Somov's new
          trigger simulation code.</li>
        <li> <a rel="nofollow" class="external text"
href="https://mailman.jlab.org/pipermail/halld-offline/2017-August/002926.html">New
            HDGeant4: 1.4.0 and new version set version_2.15.1</a> There
          are several changes to HDGeant4 in this version. The build was
          precipitated by the need fix the build to allow for inclusion
          of the new TAC library.
          <ol>
            <li> <a rel="nofollow" class="external text"
href="https://mailman.jlab.org/pipermail/halld-offline/2017-September/002927.html">Building
                Private Versions of GlueX Software: my_sim-recon.sh</a>
              Mark wrote a wiki page describing a one-line command for
              installing sim-recon and other GlueX software packages.</li>
          </ol>
        </li>
        <li> <a rel="nofollow" class="external text"
href="https://groups.google.com/forum/#%21topic/gluex-software/Z2CB-_KsFRU">MCwrapper
            1.8</a> Thomas ran down the new features listed in his
          announcement.</li>
        <li> <a rel="nofollow" class="external text"
href="https://mailman.jlab.org/pipermail/halld-offline/2017-September/002929.html">ccdb_reduce.py</a>
          David described the script to reduce the size of CCDB SQLite
          files according to user specifications. We discussed whether
          it should be included as part of the CCDB package. Dmitry will
          have a look at suitability.</li>
      </ol>
      <h3><span class="mw-headline" id="New_Material_Maps_added_to_CCDB">New
          Material Maps added to CCDB</span></h3>
      <p>David described the new maps added to the system. For details
        and plots see <a
href="https://halldweb.jlab.org/wiki/images/b/b8/20170906_material_maps.pdf"
          class="internal" title="20170906 material maps.pdf">his slides</a>.
        Some highlights:
      </p>
      <ul>
        <li> The existing maps brought up-to-date with recent version of
          HDDS geometry.</li>
        <li> Additional maps needed for the charged pion polarization
          experiment have been added, including downstream detectors
          (TOF, FCAL, FMWPC (Muon Detector)).</li>
        <li> Methodology and approximation methods were discussed.</li>
        <li> Map generation procedure has been updated.</li>
      </ul>
      <h3><span class="mw-headline"
          id="Review_of_minutes_from_the_last_meeting">Review of minutes
          from the last meeting</span></h3>
      <p>We looked over the <a
href="https://halldweb.jlab.org/wiki/index.php/GlueX_Offline_Meeting,_August_23,_2017#Minutes"
          title="GlueX Offline Meeting, August 23, 2017">minutes from
          meeting on August 23</a>. Work on HDvis has progressed; the
        BCAL hits have been added to <a rel="nofollow" class="external
          text"
          href="https://halldweb.jlab.org/talks/2017/HDvis2/js/event.html">the
          display</a>.
      </p>
      <h3><span class="mw-headline" id="Review_of_recent_pull_requests">Review
          of recent pull requests</span></h3>
      <ul>
        <li> Sascha checked in his <a rel="nofollow" class="external
            text"
            href="https://github.com/JeffersonLab/sim-recon/pull/895">level
            1 trigger simulator</a>.</li>
        <li> Hovanes Egiyan has checked in a <a rel="nofollow"
            class="external text"
            href="https://github.com/JeffersonLab/sim-recon/pull/899">library
            for TAC analysis</a>.</li>
      </ul>
    </div>
    <pre class="moz-signature" cols="72">-- 
Mark Ito, <a class="moz-txt-link-abbreviated" href="mailto:marki@jlab.org">marki@jlab.org</a>, (757)269-5295
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