apache / systemds / 4b3fa93abfd43b9101c09a5bba5094992112c27a / . / src / test / scripts / functions / mlcontext / eval-test.dml

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#------------------------------------------------------------- | |

# product between matrix and scalar | |

f1 = function (matrix[double] M, double factor) return (double res) { | |

res = prod(M) * factor | |

} | |

# replace the matrix with a scalar and then use calculate the product | |

f2 = function (matrix[double] M, double r) return (double res) { | |

R = replace(target=M, pattern=1, replacement=r) | |

res = f1(R, 10) | |

} | |

# production of two matrix | |

f3 = function (matrix[double] M1, matrix[double] M2) return (matrix[double] res) { | |

res = M1 %*% M2 | |

} | |

f4 = function (matrix[double] M1, matrix[double] M2) return (matrix[double] res) { | |

res = M1 %*% M2 | |

} | |

# some variables | |

X = matrix("1 2 3 4", rows=2, cols=2) | |

y = 10 | |

R1 = eval("f1", X, y) | |

R2 = eval("f2", X, y) | |

R3 = eval("f3", X, X) | |

for(i in 3:4) | |

R4 = eval("f"+i, X, X); | |

print(toString(R1)) | |

print(toString(R2)) | |

print(toString(R3)) | |

print(toString(R4)) |