RICHARD JOHNSON, JR.
Selected Recorded Talks
Professor Johnson delivered the opening plenary
``Signal Processing in Computational Art History''
at the 2014 IEEE International Conference on Acoustics,
Speech, and Signal Processing in Florence, Italy on May 6, 2014, in which
he describes three projects he has
in computational art history: on canvas thread counting and rollmate
identification, photographic paper texture similarity, and
laid paper chain line pattern matching.
Professor Johnson delivered the Frick Collection
Digital Art History Lab Lecture
Computed Weave Maps to Gain Art-Historical Insight from
on May 2, 2017, in which he describes
weave matches, cusping, and weft snakes discovered in a study of full-painting
x-radiographs of all 34 of Vermeer's paintings on canvas aided by weave thread
density and angle maps - with implications regarding authentication,
dating, and artist's intent.