52 lines
909 B
Markdown
52 lines
909 B
Markdown
# ArgMax
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Return the index of the maximum value.
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```
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ulong vector::ArgMax();
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ulong matrix::ArgMax();
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vector matrix::ArgMax(
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const int axis // axis
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);
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```
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Parameters
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axis
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[in] Axis. 0 — horizontal axis, 1 — vertical axis.
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Return Value
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Index of the maximum value.
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Example
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```
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matrix matrix_a={{10,3,2},{1,8,12},{6,5,4},{7,11,9}};
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Print("matrix_a\n",matrix_a);
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vector cols_max=matrix_a.ArgMax(0);
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vector rows_max=matrix_a.ArgMax(1);
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ulong matrix_max=matrix_a.ArgMax();
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Print("cols_max=",cols_max);
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Print("rows_max=",rows_max);
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Print("max index ",matrix_max," max value ",matrix_a.Flat(matrix_max));
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/*
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matrix_a
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[[10,3,2]
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[1,8,12]
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[6,5,4]
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[7,11,9]]
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cols_max=[0,3,1]
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rows_max=[0,2,0,1]
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max index 5 max value 12.0
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*/
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```
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