Philip Siegmann, Roberto Javier López-Sastre, Pedro Gil-Jiménez, Sergio Lafuente-Arroyo, Saturnino Maldonado-Bascón. Fundaments in Luminance and Retroreflectivity Measurements of Vertical Traffic Signs Using a Color Digital Camera. IEEE T. Instrumentation and Measurement, 57(3):607-615, 2008. [doi]
Abstract is missing.