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<span id="openzim-page-title" class="mw-page-title-main"><span class="mw-page-title-main">Self-optimization</span></span>
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</style><div role="note" class="hatnote navigation-not-searchable">This article is about is about self-optimizing networks. For the social phenomenon, see <a href="Life_hacking" class="mw-redirect" title="Life hacking">life hacking</a>.</div>
<p>In <a href="Mobile_phone" title="Mobile phone">cellular communications</a> technology, <b>self-optimization</b> is a process in which the system’s settings are <a href="Autonomous" class="mw-redirect" title="Autonomous">autonomously</a> and continuously adapted to the <a href="Cellular_traffic" title="Cellular traffic">traffic</a> profile and the network environment in terms of <a href="Network_topology" title="Network topology">topology</a>, propagation and interference.<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> Together with self-planning and self-healing, self-optimization is one of the key pillars of the <a href="Self-organizing_network" title="Self-organizing network">self-organizing networks</a> (SON) <a href="Management_paradigm" class="mw-redirect" title="Management paradigm">management paradigm</a> proposed by the <a href="Next_Generation_Mobile_Networks" title="Next Generation Mobile Networks">Next Generation Mobile Networks</a> Alliance.<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> The autonomous trait of self-optimization involves no human intervention at all during the aforementioned optimization process.
</p><p>In the area of <a href="Control_engineering" title="Control engineering">control engineering</a> most <a href="Compact_controller" title="Compact controller">compact controllers</a> for the industrial sector include an automatic adjustment of the control parameters to the connected section. This function is called auto-tuning or self-optimization. Usually, two different types of self-tuning are available in the <a href="Model%E2%80%93view%E2%80%93controller" title="Model–view–controller">controller</a>: the <a href="Oscillation" title="Oscillation">oscillation</a> method and the <a href="Step_response" title="Step response">step response</a> method.
</p><p>The term is also used in <a href="Computer_Science" class="mw-redirect" title="Computer Science">Computer Science</a> to describe a portion of an information system that pursues its own objectives to the detriment of the overall system.<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> Low level of self optimization amongst system components leads to <a href="Coupling_(computer_programming)" title="Coupling (computer programming)">Coupling</a>. High level of self optimization leads to <a href="Cohesion_(computer_science)" title="Cohesion (computer science)">Cohesion</a>
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<div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2></div>
<ul><li><a href="Self-management_(computer_science)" title="Self-management (computer science)">Self-management (computer science)</a></li>
<li><a href="Self-optimizing_network" class="mw-redirect" title="Self-optimizing network">Self-optimizing network</a></li></ul>
<div class="mw-heading mw-heading2"><h2 id="References">References</h2></div>
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</style><cite id="CITEREFRobertsJosef_ThormannMurugaraj_Shanmugam" class="citation web cs1">Roberts, Ken; Josef Thormann; Murugaraj Shanmugam. <a rel="nofollow" class="external text" href="http://www.detecon-dmr.com/en/print.html?unique_id=194502">"Control the Chaos"</a>. Detecon Consulting<span class="reference-accessdate">. Retrieved <span class="nowrap">14 July</span> 2010</span>.</cite></span>
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<li id="cite_note-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-2">^</a></b></span> <span class="reference-text"><cite id="CITEREFHonglinJian_Zhang2010" class="citation journal cs1">Honglin, Hu; Jian Zhang; et al. (February 2010). <span class="id-lock-subscription" title="Paid subscription required"><a rel="nofollow" class="external text" href="http://portal.acm.org/citation.cfm?id=1771767">"Self-configuration and self-optimization for LTE networks"</a></span>. <i>IEEE Communications Magazine</i>. <b>42</b> (2). Piscataway, NJ: IEEE Press: <span class="nowrap">94–</span>100. <a href="Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1109%2FMCOM.2010.5402670">10.1109/MCOM.2010.5402670</a>. <a href="ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/issn/0163-6804">0163-6804</a>. <a href="S2CID_(identifier)" class="mw-redirect" title="S2CID (identifier)">S2CID</a> <a rel="nofollow" class="external text" href="https://api.semanticscholar.org/CorpusID:31420299">31420299</a><span class="reference-accessdate">. Retrieved <span class="nowrap">14 July</span> 2010</span>.</cite></span>
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