20 lines
387 B
Markdown
20 lines
387 B
Markdown
```
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% pandoc -f docbook -t latex
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<equation>
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<mathphrase>
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J(x, y) = \left\{ \begin{array}{ll}
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0 & \text{if $I(x, y) < t$} \\
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1 & \text{if $I(x, y) \ge t$}
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\end{array}
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\right.
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</mathphrase>
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</equation>
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^D
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\[
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J(x, y) = \left\{ \begin{array}{ll}
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0 & \text{if $I(x, y) < t$} \\
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1 & \text{if $I(x, y) \ge t$}
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\end{array}
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\right.
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\]
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```
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