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Golang matrix.FloatNormal函数代码示例

本文整理汇总了Golang中github.com/hrautila/matrix.FloatNormal函数的典型用法代码示例。如果您正苦于以下问题：Golang FloatNormal函数的具体用法？Golang FloatNormal怎么用？Golang FloatNormal使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了FloatNormal函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Golang代码示例。

示例1: MakeData

func MakeData(M, N, P int, randomData, diagonal bool) (A, B, C *matrix.FloatMatrix) {

	if diagonal && M != N {
		diagonal = false
		fmt.Printf("cannot make diagonal if B.rows != B.cols\n")
	}

	if randomData {
		A = matrix.FloatNormal(M, P)
		if diagonal {
			d := matrix.FloatNormal(P, 1)
			B := matrix.FloatDiagonal(P, 0.0)
			B.SetIndexesFromArray(d.FloatArray(), matrix.DiagonalIndexes(B)...)
		} else {
			B = matrix.FloatNormal(P, N)
		}
	} else {
		A = matrix.FloatWithValue(M, P, 1.0)
		if diagonal {
			B = matrix.FloatDiagonal(P, 1.0)
		} else {
			B = matrix.FloatWithValue(P, N, 1.0)
		}
	}
	C = matrix.FloatZeros(M, N)
	return
}
开发者ID:hrautila，项目名称:mperf，代码行数:27，代码来源:helpers.go

示例2: _TestMultMV

func _TestMultMV(t *testing.T) {
	bM := 100 * M
	bN := 100 * N
	A := matrix.FloatNormal(bM, bN)
	X := matrix.FloatNormal(bN, 1)
	Y1 := matrix.FloatZeros(bM, 1)
	Y0 := matrix.FloatZeros(bM, 1)

	Ar := A.FloatArray()
	Xr := X.FloatArray()
	Y1r := Y1.FloatArray()

	blas.GemvFloat(A, X, Y0, 1.0, 1.0)

	DMultMV(Y1r, Ar, Xr, 1.0, 1.0, NOTRANS, 1, A.LeadingIndex(), 1, 0, bN, 0, bM, 32, 32)
	t.Logf("Y0 == Y1: %v\n", Y0.AllClose(Y1))
	/*
	   if ! Y0.AllClose(Y1) {
	       y0 := Y0.SubMatrix(0, 0, 2, 1)
	       y1 := Y1.SubMatrix(0, 0, 2, 1)
	       t.Logf("y0=\n%v\n", y0)
	       t.Logf("y1=\n%v\n", y1)
	   }
	*/
}
开发者ID:hrautila，项目名称:matops，代码行数:25，代码来源:tmult_test.go

示例3: MMTestMultTransAB

func MMTestMultTransAB(m, n, p int) (fnc func(), A, B, C *matrix.FloatMatrix) {
	A = matrix.FloatNormal(p, m)
	B = matrix.FloatNormal(n, p)
	C = matrix.FloatZeros(m, n)
	fnc = func() {
		matops.Mult(C, A, B, 1.0, 1.0, matops.TRANSA|matops.TRANSB)
	}
	return
}
开发者ID:hrautila，项目名称:matops，代码行数:9，代码来源:mmperf.go

示例4: TestTemplate

func TestTemplate(m, n, p int) (fnc func(), A, B, C *matrix.FloatMatrix) {
	A = matrix.FloatNormal(m, p)
	B = matrix.FloatNormal(p, n)
	C = matrix.FloatZeros(m, n)
	fnc = func() {
		// test core here
	}
	return
}
开发者ID:hrautila，项目名称:matops，代码行数:9，代码来源:mmperf.go

示例5: CTestGemv

func CTestGemv(m, n, p int) (fnc func(), A, X, Y *matrix.FloatMatrix) {
	A = matrix.FloatNormal(m, n)
	X = matrix.FloatNormal(n, 1)
	Y = matrix.FloatZeros(m, 1)
	fnc = func() {
		blas.GemvFloat(A, X, Y, 1.0, 1.0)
	}
	return
}
开发者ID:hrautila，项目名称:matops，代码行数:9，代码来源:mvperf.go

示例6: TestTemplate

func TestTemplate(m, n, p int) (fnc func(), A, X, Y *matrix.FloatMatrix) {
	A = matrix.FloatNormal(m, n)
	X = matrix.FloatNormal(n, 1)
	Y = matrix.FloatZeros(m, 1)
	fnc = func() {
		// test core here
	}
	return
}
开发者ID:hrautila，项目名称:matops，代码行数:9，代码来源:mvperf.go

示例7: CTestMVMultTransA

func CTestMVMultTransA(m, n, p int) (fnc func(), A, X, Y *matrix.FloatMatrix) {
	A = matrix.FloatNormal(n, m)
	X = matrix.FloatNormal(n, 1)
	Y = matrix.FloatZeros(m, 1)
	fnc = func() {
		matops.MVMultTransA(Y, A, X, 1.0, 1.0)
	}
	return
}
开发者ID:hrautila，项目名称:matops，代码行数:9，代码来源:mvperf.go

示例8: MMTestMult

func MMTestMult(m, n, p int) (fnc func(), A, B, C *matrix.FloatMatrix) {
	A = matrix.FloatNormal(m, p)
	B = matrix.FloatNormal(p, n)
	C = matrix.FloatZeros(m, n)
	fnc = func() {
		matops.Mult(C, A, B, 1.0, 1.0, matops.NOTRANS)
	}
	return
}
开发者ID:hrautila，项目名称:matops，代码行数:9，代码来源:mmperf.go

示例9: CTestGemvTransA

func CTestGemvTransA(m, n, p int) (fnc func(), A, X, Y *matrix.FloatMatrix) {
	A = matrix.FloatNormal(n, m)
	X = matrix.FloatNormal(n, 1)
	Y = matrix.FloatZeros(m, 1)
	A = A.Transpose()
	fnc = func() {
		blas.GemvFloat(A, X, Y, 1.0, 1.0, linalg.OptTrans)
	}
	return
}
开发者ID:hrautila，项目名称:matops，代码行数:10，代码来源:mvperf.go

示例10: _TestLDLnoPiv

func _TestLDLnoPiv(t *testing.T) {
	N := 42
	nb := 8

	A0 := matrix.FloatUniform(N, N)
	A := matrix.FloatZeros(N, N)
	Mult(A, A0, A0, 1.0, 1.0, TRANSB)

	B := matrix.FloatNormal(A.Rows(), 2)
	w := matrix.FloatWithValue(A.Rows(), 2, 1.0)

	// B0 = A*B
	B0 := B.Copy()

	nb = 2
	L, _ := DecomposeLDLnoPiv(A.Copy(), w, LOWER, nb)
	Mult(B0, A, B, 1.0, 0.0, NOTRANS)
	SolveLDLnoPiv(B0, L, LOWER)
	t.Logf("L*D*L.T: ||B - A*X||_1: %e\n", NormP(B0.Minus(B), NORM_ONE))

	U, _ := DecomposeLDLnoPiv(A.Copy(), w, UPPER, nb)
	Mult(B0, A, B, 1.0, 0.0, NOTRANS)
	SolveLDLnoPiv(B0, U, UPPER)
	t.Logf("U*D*U.T: ||B - A*X||_1: %e\n", NormP(B0.Minus(B), NORM_ONE))

}
开发者ID:hrautila，项目名称:matops，代码行数:26，代码来源:ldl_test.go

示例11: main

func main() {
	blas.PanicOnError(true)
	matrix.PanicOnError(true)

	var data *matrix.FloatMatrix = nil
	flag.Parse()
	if len(dataVal) > 0 {
		data, _ = matrix.FloatParse(dataVal)
		if data == nil {
			fmt.Printf("could not parse:\n%s\n", dataVal)
			return
		}
	} else {
		data = matrix.FloatNormal(20, 20)
	}

	if len(spPath) > 0 {
		checkpnt.Reset(spPath)
		checkpnt.Activate()
		checkpnt.Verbose(spVerbose)
		checkpnt.Format("%.7f")
	}

	sol, err := mcsdp(data)
	if sol != nil && sol.Status == cvx.Optimal {
		x := sol.Result.At("x")[0]
		z := sol.Result.At("z")[0]
		matrix.Reshape(z, data.Rows(), data.Rows())
		fmt.Printf("x=\n%v\n", x.ToString("%.9f"))
		//fmt.Printf("z=\n%v\n", z.ToString("%.9f"))
		check(x, z)
	} else {
		fmt.Printf("status: %v\n", err)
	}
}
开发者ID:hrautila，项目名称:go.opt，代码行数:35，代码来源:testmcsdp.go

示例12: _TestMultMVTransA

func _TestMultMVTransA(t *testing.T) {
	bM := 1000 * M
	bN := 1000 * N
	A := matrix.FloatNormal(bN, bM)
	X := matrix.FloatWithValue(bN, 1, 1.0)
	Y1 := matrix.FloatZeros(bM, 1)
	Y0 := matrix.FloatZeros(bM, 1)

	Ar := A.FloatArray()
	Xr := X.FloatArray()
	Y1r := Y1.FloatArray()

	blas.GemvFloat(A, X, Y0, 1.0, 1.0, linalg.OptTrans)

	DMultMV(Y1r, Ar, Xr, 1.0, 1.0, TRANSA, 1, A.LeadingIndex(), 1, 0, bN, 0, bM, 4, 4)
	ok := Y0.AllClose(Y1)
	t.Logf("Y0 == Y1: %v\n", ok)
	if !ok {
		var y1, y0 matrix.FloatMatrix
		Y1.SubMatrix(&y1, 0, 0, 5, 1)
		t.Logf("Y1[0:5]:\n%v\n", y1)
		Y0.SubMatrix(&y0, 0, 0, 5, 1)
		t.Logf("Y0[0:5]:\n%v\n", y0)
	}
}
开发者ID:hrautila，项目名称:matops，代码行数:25，代码来源:tmult_test.go

示例13: _TestMultSymmLowerSmall

func _TestMultSymmLowerSmall(t *testing.T) {
	//bM := 5
	bN := 7
	bP := 7
	Adata := [][]float64{
		[]float64{1.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0},
		[]float64{1.0, 2.0, 0.0, 0.0, 0.0, 0.0, 0.0},
		[]float64{1.0, 2.0, 3.0, 0.0, 0.0, 0.0, 0.0},
		[]float64{1.0, 2.0, 3.0, 4.0, 0.0, 0.0, 0.0},
		[]float64{1.0, 2.0, 3.0, 4.0, 5.0, 0.0, 0.0},
		[]float64{1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 0.0},
		[]float64{1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0}}

	A := matrix.FloatMatrixFromTable(Adata, matrix.RowOrder)
	B := matrix.FloatNormal(bN, bP)
	C0 := matrix.FloatZeros(bN, bP)
	C1 := matrix.FloatZeros(bN, bP)

	Ar := A.FloatArray()
	Br := B.FloatArray()
	C1r := C1.FloatArray()

	blas.SymmFloat(A, B, C0, 1.0, 1.0, linalg.OptLower, linalg.OptRight)

	DMultSymm(C1r, Ar, Br, 1.0, 1.0, LOWER|RIGHT, bN, A.LeadingIndex(), bN,
		bN, 0, bP, 0, bN, 2, 2, 2)
	ok := C0.AllClose(C1)
	t.Logf("C0 == C1: %v\n", ok)
	if !ok {
		t.Logf("A=\n%v\n", A)
		t.Logf("blas: C=A*B\n%v\n", C0)
		t.Logf("C1: C1 = A*X\n%v\n", C1)
	}
}
开发者ID:hrautila，项目名称:matops，代码行数:34，代码来源:tmult_test.go

示例14: TestUpdateTrmMV

func TestUpdateTrmMV(t *testing.T) {
	//bM := 5
	bN := 8
	//bP := 4
	nb := 4
	X := matrix.FloatNormal(bN, 1)
	//B := matrix.FloatNormal(bP, bN)
	Y := X.Copy()
	C0 := matrix.FloatZeros(bN, bN)
	C2 := matrix.FloatZeros(bN, bN)
	C1 := matrix.FloatZeros(bN, bN)

	Xr := X.FloatArray()
	Yr := Y.FloatArray()
	C1r := C1.FloatArray()
	C0r := C0.FloatArray()
	C2r := C2.FloatArray()

	// no transpose
	DRankMV(C1r, Xr, Yr, 1.0, C1.LeadingIndex(), 1, 1,
		0, bN, 0, bN, nb, nb)
	DTrmUpdMV(C0r, Xr, Yr, 1.0, LOWER, C0.LeadingIndex(), 1, 1,
		0, bN, nb)
	DTrmUpdMV(C2r, Xr, Yr, 1.0, UPPER, C2.LeadingIndex(), 1, 1,
		0, bN, nb)

	t.Logf("C1:\n%v\nC0:\n%v\nC2:\n%v\n", C1, C0, C2)
	// C0 == C2.T
	t.Logf("C0 == C2.T: %v\n", C0.AllClose(C2.Transpose()))
	// C1 == C1 - C2 + C0.T
	Cn := matrix.Minus(C1, C2)
	Cn.Plus(C0.Transpose())
	t.Logf("C1 == C1 - C2 + C0.T: %v\n", Cn.AllClose(C1))

}
开发者ID:hrautila，项目名称:matops，代码行数:35，代码来源:tmult_test.go

示例15: main

func main() {

	var A, b *matrix.FloatMatrix = nil, nil
	m, n := 20, 20

	blas.PanicOnError(true)
	matrix.PanicOnError(true)

	flag.Parse()
	if len(spPath) > 0 {
		checkpnt.Reset(spPath)
		checkpnt.Activate()
		checkpnt.Verbose(spVerbose)
		checkpnt.Format("%.17f")
	}
	if len(AVal) > 0 {
		A, _ = matrix.FloatParse(AVal)
		if A == nil {
			fmt.Printf("could not parse:\n%s\n", AVal)
			return
		}
	} else {
		A = matrix.FloatNormal(m, n)
	}
	if len(bVal) > 0 {
		b, _ = matrix.FloatParse(bVal)
		if b == nil {
			fmt.Printf("could not parse:\n%s\n", bVal)
			return
		}
	} else {
		b = matrix.FloatNormal(m, 1)
	}

	sol, err := qcl1(A, b)
	if sol != nil {
		r := sol.Result.At("x")[0]
		x := matrix.FloatVector(r.FloatArray()[:A.Cols()])
		r = sol.Result.At("z")[0]
		z := matrix.FloatVector(r.FloatArray()[r.NumElements()-A.Rows():])
		fmt.Printf("x=\n%v\n", x.ToString("%.9f"))
		fmt.Printf("z=\n%v\n", z.ToString("%.9f"))
		check(x, z)
	} else {
		fmt.Printf("status: %v\n", err)
	}
}
开发者ID:hrautila，项目名称:go.opt，代码行数:47，代码来源:testqcl1.go


注：本文中的github.com/hrautila/matrix.FloatNormal函数示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。