Fig. 7From: Computer vision-based wood identification and its expansion and contribution potentials in wood science: A reviewVisualization of informative features with the highest TFIDF scores from the Lauraceae micrograph dataset. a Wood fibers adjacent to rays in Machilus pingii. b Intervessel walls in Lindera communis. c Large vessels in Sassafras tzumu. d Wood fibers in earlywood in Phoebe macrocarpa. The frequency–inverse document frequency (TFIDF) scores run from high to low in the order red, yellow, green, blue, and purple. Scale bars = 200 µmBack to article page