Errors:
Attribute “xmlns:content” not allowed here.
Attribute “xmlns:dc” not allowed here.
Attribute “xmlns:foaf” not allowed here.
Attribute “xmlns:og” not allowed here.
Attribute “xmlns:rdfs” not allowed here.
Attribute “xmlns:sioc” not allowed here.
Attribute “xmlns:sioct” not allowed here.
Attribute “xmlns:skos” not allowed here.
Attribute “xmlns:xsd” not allowed here.
Attribute “xmlns:owl” not allowed here.
Attribute “xmlns:rdf” not allowed here.
Attribute “xmlns:rss” not allowed here.
Attribute “xmlns:site” not allowed here.
Attribute “xmlns:schema” not allowed here.
The “profile” attribute on the “head” element is obsolete. To declare which “meta” terms are used in the document, instead register the names as meta extensions. To trigger specific UA behaviors, use a “link” element instead.
Text not allowed in element “iframe” in this context.
No space between attributes.
End tag “div” seen, but there were open elements.
Unclosed element “span”.
Duplicate ID “header-inside-left”.
Duplicate ID “logo”.
Duplicate ID “site-name”.
Duplicate ID “site-slogan”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
The “align” attribute on the “div” element is obsolete. Use CSS instead.
Bad value “Cognovi Labs and Kno.e.sis Predict the U.S. Presidential Election Outcome” for attribute “longdesc” on element “img”: Illegal character in path segment: space is not allowed.
The “longdesc” attribute on the “img” element is obsolete. Use a regular “a” element to link to the description.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “image”.
Bad value “Kno.e.sis wins highly competitive NSF grant on Harassment on Social Media” for attribute “longdesc” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “3-day Tutorial Focusing on Big Data” for attribute “longdesc” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “NSF-funded Research and Crowdsourcing Come Together During Chennai Floods” for attribute “longdesc” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “Dr. Derek Doran & Members the Web and Complex Systems (WaCS) Lab” for attribute “longdesc” on element “img”: Illegal character in path segment: space is not allowed.
Element “title” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “title” must not be empty.
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
Attribute “align” not allowed on element “ul” at this point.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “marginwidth” attribute on the “iframe” element is obsolete. Use CSS instead.
The “marginheight” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
No “p” element in scope but a “p” end tag seen.
Attribute “height” not allowed on element “div” at this point.
Saw a start tag “image”.
Stray end tag “image”.
Warnings:
Attribute with the local name “xmlns:content” is not serializable as XML 1.0.
Attribute with the local name “xmlns:dc” is not serializable as XML 1.0.
Attribute with the local name “xmlns:foaf” is not serializable as XML 1.0.
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
Attribute with the local name “xmlns:rdfs” is not serializable as XML 1.0.
Attribute with the local name “xmlns:sioc” is not serializable as XML 1.0.
Attribute with the local name “xmlns:sioct” is not serializable as XML 1.0.
Attribute with the local name “xmlns:skos” is not serializable as XML 1.0.
Attribute with the local name “xmlns:xsd” is not serializable as XML 1.0.
Attribute with the local name “xmlns:owl” is not serializable as XML 1.0.
Attribute with the local name “xmlns:rdf” is not serializable as XML 1.0.
Attribute with the local name “xmlns:rss” is not serializable as XML 1.0.
Attribute with the local name “xmlns:site” is not serializable as XML 1.0.
Attribute with the local name “xmlns:schema” is not serializable as XML 1.0.
The “type” attribute for the “style” element is not needed and should be omitted.
The “type” attribute is unnecessary for JavaScript resources.
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “header-inside-left” was here.
The first occurrence of ID “logo” was here.
The first occurrence of ID “site-name” was here.
The first occurrence of ID “site-slogan” was here.
The first occurrence of ID “image” was here.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.