Matrix/Vector coordinate list conversions #4
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Danil-Zaripov
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Danil-Zaripov
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Feb 4, 2026
QuadTree/Matrix.fs
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| | Leaf(v1), Leaf(v2), Leaf(v3), Leaf(v4) when v1 = v2 && v2 = v3 && v3 = v4 -> Leaf(v1) | ||
| | _ -> Node(x1, x2, x3, x4) | ||
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| type COOEntry<'value> = uint64 * uint64 * 'value |
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А чего здесь единицы измерения не добавили?
| let nrows = coo.nrows | ||
| let ncols = coo.ncols | ||
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| // the resulting matrix is always square |
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Хорошоая ли это идея? А если матрица достаточно сильно прямоугольная? Скажем, 3х1000 ?
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А. Или тогда будет более сложное дерево в итоге?
QuadTree/Matrix.fs
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| // the resulting matrix is always square | ||
| let storageSize = getNearestUpperPowerOfTwo (max (uint64 nrows) (uint64 ncols)) | ||
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| let predicate (px, py) size (entry: COOEntry<'a>) = |
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Что проверяет этот предикат? Может более говорящее название дать?
| let eq = actual = expected | ||
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| Assert.True(eq) | ||
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Тут тоже не помешал бы тест на "схлопывание" одинаковых значений. Причём не тольео None или Dummy.
gsvgit
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Feb 4, 2026
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Conversions from coordinate list to btree/qtree, btree/qtree to coordinate list