Grandi Matholl 1 grape 6 grapes 5 grapevine 3 graphic designer 1 grass 161 gray 50 gray cat 1 grazing 5 Great 12 Great Britain 10 Greece 1 Greek coffee 1 green 246 green background 10 green eyes 1 green field 5 green fields 7 green moss 5 green wallpaper...
Image searchPDF symbol extractionWe present a visual search engine for graphics such as math, chemical diagrams, and figures. Graphics are represented using Line-of-Sight (LOS) graphs, with symbols connected only when they can 'see'...
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zentralblatt-math.org philpapers.org people.exeter.ac.uk 相似文献 引证文献The Gains and the Pitfalls of Reification — The Case of Algebra Algebraic symbols do not speak for themselves. What one actually sees in them depends on the requirements of the problem to which they are applied. Not le...
Let's suppose we have a stream of the symbols: a, e, r and t and their probability (from 0 to 1) is represented by this table. aert probability 0.3 0.3 0.2 0.2 We can assign unique binary codes (preferable small) to the most probable and bigger codes to the least probable ones. ...
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According to Bobis and Way (2018) this is because mathematics 'essentially consists of ideas that are neither directly visible nor tangible' and therefore, 'to access mathematics and to work with mathematical processes, we must create representations using signs, symbols, and conventions' (pp....
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For simplicity, some of the symbols are described as follows. n stands for a prime power. Q is used to represent an 𝑛×𝑛n×n original plaintext image. K is the encryption key. 𝐶𝑖𝑝ℎ𝑒𝑟Cipher denotes the corresponding ciphertext. This algorithm is divided into two parts...