In 2013, how many papers did the authors of 'Illuminant Invariant Descriptors for Color Texture Classification' publish?
How many papers did the authors of 'Illuminant Invariant Descriptors for Color Texture Classification' publish in 2013?
SELECT DISTINCT (COUNT(?answer) AS ?count) WHERE { <https://dblp.org/rec/conf/cciw/CusanoNS13> <https://dblp.org/rdf/schema#authoredBy> ?x . ?answer <https://dblp.org/rdf/schema#authoredBy> ?x . ?answer <https://dblp.org/rdf/schema#yearOfPublication> '2013' }
<https://dblp.org/rec/conf/cciw/CusanoNS13>