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KEXP 🎶 #NowPlaying Bot🇺🇦 <a href="https://mastodonapp.uk/tags/NowPlaying" class="mention hashtag" rel="nofollow noopener" target="_blank">#NowPlaying</a> on <a href="https://mastodonapp.uk/tags/KEXP" class="mention hashtag" rel="nofollow noopener" target="_blank">#KEXP</a>'s <a href="https://mastodonapp.uk/tags/VarietyMix" class="mention hashtag" rel="nofollow noopener" target="_blank">#VarietyMix</a>Invariance: 🎵 Soft As The Day<a href="https://mastodonapp.uk/tags/Invariance" class="mention hashtag" rel="nofollow noopener" target="_blank">#Invariance</a> <a href="https://invce.bandcamp.com/track/soft-as-the-day" rel="nofollow noopener" translate="no" target="_blank">https://invce.bandcamp.com/track/soft-as-the-day</a><a href="https://open.spotify.com/track/6jiMKyoLf0pScyot4BLAeb" rel="nofollow noopener" translate="no" target="_blank">https://open.spotify.com/track/6jiMKyoLf0pScyot4BLAeb</a>

Dr Mircea Zloteanu ☀️ 🌊🌴<a href="https://mastodon.social/tags/statstab" class="mention hashtag" rel="nofollow noopener" target="_blank">#statstab</a> #239 Why Full, Partial, or Approximate Measurement Invariance Are Not a Prerequisite for Meaningful and Valid Group ComparisonsThoughts: Item loadings should be the same across groups. This is v important & also ok if not 🤷🏼‍♂️<a href="https://mastodon.social/tags/psychometrics" class="mention hashtag" rel="nofollow noopener" target="_blank">#psychometrics</a> <a href="https://mastodon.social/tags/variance" class="mention hashtag" rel="nofollow noopener" target="_blank">#variance</a> <a href="https://mastodon.social/tags/itemloading" class="mention hashtag" rel="nofollow noopener" target="_blank">#itemloading</a> <a href="https://mastodon.social/tags/invariance" class="mention hashtag" rel="nofollow noopener" target="_blank">#invariance</a> <a href="https://www.tandfonline.com/doi/full/10.1080/10705511.2023.2191292" rel="nofollow noopener" translate="no" target="_blank">https://www.tandfonline.com/doi/full/10.1080/10705511.2023.2191292</a>

JMLR'Stationary Kernels and Gaussian Processes on Lie Groups and their Homogeneous Spaces II: non-compact symmetric spaces', by Iskander Azangulov, Andrei Smolensky, Alexander Terenin, Viacheslav Borovitskiy.<a href="http://jmlr.org/papers/v25/23-0115.html" rel="nofollow noopener" translate="no" target="_blank">http://jmlr.org/papers/v25/23-0115.html</a> <a href="https://sigmoid.social/tags/gaussian" class="mention hashtag" rel="nofollow noopener" target="_blank">#gaussian</a> <a href="https://sigmoid.social/tags/invariance" class="mention hashtag" rel="nofollow noopener" target="_blank">#invariance</a> <a href="https://sigmoid.social/tags/cov" class="mention hashtag" rel="nofollow noopener" target="_blank">#cov</a>

JMLR'Stationary Kernels and Gaussian Processes on Lie Groups and their Homogeneous Spaces I: the compact case', by Iskander Azangulov, Andrei Smolensky, Alexander Terenin, Viacheslav Borovitskiy.<a href="http://jmlr.org/papers/v25/22-1434.html" rel="nofollow noopener" translate="no" target="_blank">http://jmlr.org/papers/v25/22-1434.html</a> <a href="https://sigmoid.social/tags/gaussian" class="mention hashtag" rel="nofollow noopener" target="_blank">#gaussian</a> <a href="https://sigmoid.social/tags/invariance" class="mention hashtag" rel="nofollow noopener" target="_blank">#invariance</a> <a href="https://sigmoid.social/tags/spatiotemporal" class="mention hashtag" rel="nofollow noopener" target="_blank">#spatiotemporal</a>

Pustam | पुस्तम | পুস্তম🇳🇵via MathMatize@X<a href="https://mathstodon.xyz/tags/GaussianCurvature" class="mention hashtag" rel="nofollow noopener" target="_blank">#GaussianCurvature</a> <a href="https://mathstodon.xyz/tags/EigenValue" class="mention hashtag" rel="nofollow noopener" target="_blank">#EigenValue</a> <a href="https://mathstodon.xyz/tags/Isometry" class="mention hashtag" rel="nofollow noopener" target="_blank">#Isometry</a> <a href="https://mathstodon.xyz/tags/Invariance" class="mention hashtag" rel="nofollow noopener" target="_blank">#Invariance</a> <a href="https://mathstodon.xyz/tags/IsometryInvariance" class="mention hashtag" rel="nofollow noopener" target="_blank">#IsometryInvariance</a> <a href="https://mathstodon.xyz/tags/Pizza" class="mention hashtag" rel="nofollow noopener" target="_blank">#Pizza</a> <a href="https://mathstodon.xyz/tags/PizzaMath" class="mention hashtag" rel="nofollow noopener" target="_blank">#PizzaMath</a> <a href="https://mathstodon.xyz/tags/Maths" class="mention hashtag" rel="nofollow noopener" target="_blank">#Maths</a> <a href="https://mathstodon.xyz/tags/Math" class="mention hashtag" rel="nofollow noopener" target="_blank">#Math</a> <a href="https://mathstodon.xyz/tags/MathMeme" class="mention hashtag" rel="nofollow noopener" target="_blank">#MathMeme</a> <a href="https://mathstodon.xyz/tags/MathsMeme" class="mention hashtag" rel="nofollow noopener" target="_blank">#MathsMeme</a> <a href="https://mathstodon.xyz/tags/MathMemes" class="mention hashtag" rel="nofollow noopener" target="_blank">#MathMemes</a> <a href="https://mathstodon.xyz/tags/MathsMemes" class="mention hashtag" rel="nofollow noopener" target="_blank">#MathsMemes</a> <a href="https://mathstodon.xyz/tags/Mathematics" class="mention hashtag" rel="nofollow noopener" target="_blank">#Mathematics</a> <a href="https://mathstodon.xyz/tags/Mathematicians" class="mention hashtag" rel="nofollow noopener" target="_blank">#Mathematicians</a> <a href="https://mathstodon.xyz/tags/Mathematician" class="mention hashtag" rel="nofollow noopener" target="_blank">#Mathematician</a>

Giulio<a href="https://mastodon.world/tags/Spinors" class="mention hashtag" rel="nofollow noopener" target="_blank">#Spinors</a> can be viewed as "square roots" of <a href="https://mastodon.world/tags/sections" class="mention hashtag" rel="nofollow noopener" target="_blank">#sections</a> of <a href="https://mastodon.world/tags/vector" class="mention hashtag" rel="nofollow noopener" target="_blank">#vector</a> <a href="https://mastodon.world/tags/bundles" class="mention hashtag" rel="nofollow noopener" target="_blank">#bundles</a>.<a href="https://en.m.wikipedia.org/wiki/Spinor" rel="nofollow noopener" translate="no" target="_blank">https://en.m.wikipedia.org/wiki/Spinor</a><a href="https://mastodon.world/tags/Spinors" class="mention hashtag" rel="nofollow noopener" target="_blank">#Spinors</a> are mathematical entities somewhat like <a href="https://mastodon.world/tags/tensors" class="mention hashtag" rel="nofollow noopener" target="_blank">#tensors</a>, that allow a more general treatment of the notion of <a href="https://mastodon.world/tags/invariance" class="mention hashtag" rel="nofollow noopener" target="_blank">#invariance</a> under <a href="https://mastodon.world/tags/rotation" class="mention hashtag" rel="nofollow noopener" target="_blank">#rotation</a> and <a href="https://mastodon.world/tags/Lorentz" class="mention hashtag" rel="nofollow noopener" target="_blank">#Lorentz</a> boosts.<a href="https://arxiv.org/abs/1312.3824" rel="nofollow noopener" translate="no" target="_blank">https://arxiv.org/abs/1312.3824</a><a href="https://youtu.be/b7OIbMCIfs4" rel="nofollow noopener" translate="no" target="_blank">https://youtu.be/b7OIbMCIfs4</a>

JMLR'Effect-Invariant Mechanisms for Policy Generalization', by Sorawit Saengkyongam, Niklas Pfister, Predrag Klasnja, Susan Murphy, Jonas Peters.<a href="http://jmlr.org/papers/v25/23-0802.html" rel="nofollow noopener" translate="no" target="_blank">http://jmlr.org/papers/v25/23-0802.html</a> <a href="https://sigmoid.social/tags/causal" class="mention hashtag" rel="nofollow noopener" target="_blank">#causal</a> <a href="https://sigmoid.social/tags/generalization" class="mention hashtag" rel="nofollow noopener" target="_blank">#generalization</a> <a href="https://sigmoid.social/tags/invariance" class="mention hashtag" rel="nofollow noopener" target="_blank">#invariance</a>

Dennis Alexis Valin DittrichInterpolation Can Provably Preclude Invariance <a href="https://arxiv.org/abs/2211.15724" rel="nofollow noopener" target="_blank">https://arxiv.org/abs/2211.15724</a> <a href="https://fediscience.org/tags/Overfitting" class="mention hashtag" rel="nofollow noopener" target="_blank">#Overfitting</a> to the point of <a href="https://fediscience.org/tags/interpolation" class="mention hashtag" rel="nofollow noopener" target="_blank">#interpolation</a> can hinder invariance-inducing objectives: One cannot assume a <a href="https://fediscience.org/tags/DeepLearninig" class="mention hashtag" rel="nofollow noopener" target="_blank">#DeepLearninig</a> model with an invariance penalty will indeed achieve any form of <a href="https://fediscience.org/tags/invariance" class="mention hashtag" rel="nofollow noopener" target="_blank">#invariance</a>… suggests that “benign overfitting,” in which models generalize well despite interpolating, might not favorably extend to settings in which <a href="https://fediscience.org/tags/robustness" class="mention hashtag" rel="nofollow noopener" target="_blank">#robustness</a> or <a href="https://fediscience.org/tags/fairness" class="mention hashtag" rel="nofollow noopener" target="_blank">#fairness</a> are desirable.

Yohan John 🤖🧠"By definition, only amodal properties (information not specific to a particular sensory system; e.g., tempo, rhythm, duration, intensity) can be redundantly specified across the senses."In other words, cross-modal redundancy is a type of invariance or symmetry with respect to transformation of sensory modality.<a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4316375/" rel="nofollow noopener" target="_blank">https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4316375/</a>🧵 More excerpts below 👇 <a href="https://fediscience.org/tags/Neuroscience" class="mention hashtag" rel="nofollow noopener" target="_blank">#Neuroscience</a> <a href="https://fediscience.org/tags/Psychology" class="mention hashtag" rel="nofollow noopener" target="_blank">#Psychology</a> <a href="https://fediscience.org/tags/Attention" class="mention hashtag" rel="nofollow noopener" target="_blank">#Attention</a> <a href="https://fediscience.org/tags/Invariance" class="mention hashtag" rel="nofollow noopener" target="_blank">#Invariance</a> <a href="https://fediscience.org/tags/Symmetry" class="mention hashtag" rel="nofollow noopener" target="_blank">#Symmetry</a>

Yohan John 🤖🧠<a href="https://mastodon.social/@teixi" class="u-url mention" rel="nofollow noopener" target="_blank">@teixi</a> All linguistic communication requires symbols, no?I like to think of metaphors as latent analogies. More on this here: <a href="https://yohanjohn.com/axispraxis/metaphor-the-alchemy-of-thought/" rel="nofollow noopener" target="_blank">https://yohanjohn.com/axispraxis/metaphor-the-alchemy-of-thought/</a>Both metaphor and analogy are in turn types of <a href="https://fediscience.org/tags/symmetry" class="mention hashtag" rel="nofollow noopener" target="_blank">#symmetry</a> or <a href="https://fediscience.org/tags/invariance" class="mention hashtag" rel="nofollow noopener" target="_blank">#invariance</a>.<a href="https://3quarksdaily.com/3quarksdaily/2014/07/science-is-symmetry.html" rel="nofollow noopener" target="_blank">https://3quarksdaily.com/3quarksdaily/2014/07/science-is-symmetry.html</a>

Maximilian Ilse<a href="https://sigmoid.social/tags/Introduction" class="mention hashtag" rel="nofollow noopener" target="_blank">#Introduction</a> I'm a senior researcher at Microsoft Research Health futures in Amsterdam/Cambridge.My research interests include invariance/equivariance, causality and representation learning, especially the interplay of these 3 things. All applied to medical imaging.<a href="https://sigmoid.social/tags/machinelearning" class="mention hashtag" rel="nofollow noopener" target="_blank">#machinelearning</a> <a href="https://sigmoid.social/tags/deeplearning" class="mention hashtag" rel="nofollow noopener" target="_blank">#deeplearning</a> <a href="https://sigmoid.social/tags/causality" class="mention hashtag" rel="nofollow noopener" target="_blank">#causality</a> <a href="https://sigmoid.social/tags/invariance" class="mention hashtag" rel="nofollow noopener" target="_blank">#invariance</a>

Esteban :linux: :rstats:<a href="https://fosstodon.org/tags/stats" class="mention hashtag" rel="tag">#stats</a> <a href="https://fosstodon.org/tags/sem" class="mention hashtag" rel="tag">#sem</a> <a href="https://fosstodon.org/tags/review" class="mention hashtag" rel="tag">#review</a> <a href="https://fosstodon.org/tags/invariance" class="mention hashtag" rel="tag">#invariance</a> Interesting review by a solid and robust team on invariance testing in Sturctural Equation Modeling. <a href="https://www.sciencedirect.com/science/article/pii/S0049089X22001168?dgcid=coauthor" target="_blank" rel="nofollow noopener" translate="no">https://www.sciencedirect.com/science/article/pii/S0049089X22001168?dgcid=coauthor</a>

Klaus PforrVery interesting <a href="https://mastodon.social/tags/review" class="mention hashtag" rel="nofollow noopener" target="_blank">#review</a> paper on <a href="https://mastodon.social/tags/measurement" class="mention hashtag" rel="nofollow noopener" target="_blank">#measurement</a> <a href="https://mastodon.social/tags/invariance" class="mention hashtag" rel="nofollow noopener" target="_blank">#invariance</a> <a href="https://www.sciencedirect.com/science/article/abs/pii/S0049089X22001168" rel="nofollow noopener" target="_blank">https://www.sciencedirect.com/science/article/abs/pii/S0049089X22001168</a>

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