1.0IAASARShttps://www.astro.noa.gr/en/adminhttps://www.astro.noa.gr/en/author/admin/rich600338<blockquote class="wp-embedded-content" data-secret="iHx0M0Z3vK"><a href="https://www.astro.noa.gr/en/research/topics/signal-processing-pattern-recognition-communications/">Signal Processing, Pattern Recognition and Communications</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.astro.noa.gr/en/research/topics/signal-processing-pattern-recognition-communications/embed/#?secret=iHx0M0Z3vK" width="600" height="338" title="“Signal Processing, Pattern Recognition and Communications” — IAASARS" data-secret="iHx0M0Z3vK" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); /* ]]> */ </script> https://www.astro.noa.gr/wp-content/uploads/2019/12/iStock-948285004-1.jpg19201097The research activities in this area are focused on the development, validation and study of techniques and algorithms for a) adaptive estimation of digital signals and systems, b) pattern recognition (classification and clustering) of signals and images, c) spectral unmixing and classification of hyperspectral images, d) compressive sensing and sparse signal representations, e) processing of […]