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A picot is a loop of thread created for functional or ornamental purposes along the edge of lace or ribbon, or crocheted, knitted or tatted fabric. The loops vary in size according to their function and artistic intention. 'Picot', pronounced /piko/, is a diminutive derived from the French verb piquer, "to prick".
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A motif may be repeated in a pattern or design, often many times, or may just occur once in a work. [ 1 ] A motif may be an element in the iconography of a particular subject or type of subject that is seen in other works, or may form the main subject, as the Master of Animals motif in ancient art typically does.
The Ben Day process is a printing and photoengraving technique for producing areas of gray or (with four-color printing) various colors by using fine patterns of ink on the paper. It was developed in 1879 [ 1 ] by illustrator and printer Benjamin Henry Day Jr. (son of 19th-century publisher Benjamin Henry Day ). [ 2 ]
Visible patterns in nature are governed by physical laws; for example, meanders can be explained using fluid dynamics. In biology , natural selection can cause the development of patterns in living things for several reasons, including camouflage , [ 26 ] sexual selection , [ 26 ] and different kinds of signalling, including mimicry [ 27 ] and ...
Example of an Egyptian design with wallpaper group p4m. A wallpaper group (or plane symmetry group or plane crystallographic group) is a mathematical classification of a two-dimensional repetitive pattern, based on the symmetries in the pattern. Such patterns occur frequently in architecture and decorative art, especially in textiles, tiles ...
François-Edouard Picot, ca.1865 François-Édouard Picot, L'Amour et Psyché (1817).. François-Édouard Picot (French: [fʁɑ̃swa edwaʁ piko]; 10 October 1786 in Paris – 15 March 1868 in Paris) was a French painter during the July Monarchy, painting mythological, religious and historical subjects.
This helps divide the recognition task into easier subtasks of first identifying sub-patterns, and then the actual patterns. Structural methods provide descriptions of items, which may be useful in their own right. For example, syntactic pattern recognition can be used to determine what objects are present in an image. Furthermore, structural ...