Dr Micha Campbell<p>I love how PCA results differ widely depending on whether you normalise input data or not, and whether you apply it to the covariance or correlation matrix. I think figuring the correct approach out for this dataset might be a tomorrow problem. If anyone has a great go-to resource, please link me!</p><p><a href="https://fediscience.org/tags/statistics" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>statistics</span></a> <a href="https://fediscience.org/tags/PCA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>PCA</span></a> <a href="https://fediscience.org/tags/multivariateStatistics" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>multivariateStatistics</span></a></p>
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Xinkai Du<p>Excited to share that this July I will be hosting a symposium on network psychometrics at IMPS, Prague, where I will present with <span class="h-card" translate="no"><a href="https://tech.lgbt/@liu_thorsten" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>liu_thorsten</span></a></span>, Ria Hoekstra, <span class="h-card" translate="no"><a href="https://fediscience.org/@bsiepe" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>bsiepe</span></a></span>, Tatiana Kvetnaya, and Kai Nehler about our latest work! <a href="https://mastodon.social/tags/RStats" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RStats</span></a> <a href="https://mastodon.social/tags/EMA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>EMA</span></a> <a href="https://mastodon.social/tags/ExperienceSampling" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ExperienceSampling</span></a> <a href="https://mastodon.social/tags/statistics" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>statistics</span></a> <a href="https://mastodon.social/tags/IMPS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>IMPS</span></a>
<a href="https://mastodon.social/tags/Psychometrics" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Psychometrics</span></a> <a href="https://mastodon.social/tags/Networks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Networks</span></a> <a href="https://mastodon.social/tags/SEM" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SEM</span></a> <a href="https://mastodon.social/tags/IRT" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>IRT</span></a>
<a href="https://mastodon.social/tags/DynamicalSystems" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>DynamicalSystems</span></a> <a href="https://mastodon.social/tags/MultivariateStatistics" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MultivariateStatistics</span></a></p>
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