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#
# Copyright 2007-2018 by the individuals mentioned in the source code history
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# -----------------------------------------------------------------------------
# Program: MatrixAlgebra.R
# Author: Hermine Maes
# Date: 2009.08.01
#
# ModelType: Algebra
# DataType: Ordinal
# Field: None
#
# Purpose:
# Matrix Algebra in OpenMx: Basic matrix algebra operations
#
# RevisionHistory:
# Hermine Maes -- 2009.10.08 updated & reformatted
# Ross Gore -- 2011.06.15 added Model, Data and Field metadata
# -----------------------------------------------------------------------------
#options(error = utils::recover)
require(OpenMx)
# Load Library
# -----------------------------------------------------------------------------
algebraExercises <- mxModel(
mxMatrix(
type="Full",
nrow=3,
ncol=1,
values=c(1,2,3),
name='A'
),
mxMatrix(
type="Full",
nrow=3,
ncol=1,
values=c(1,2,3),
name='B'
),
mxAlgebra(
A + B,
name='q1' # addition
),
mxAlgebra(
A * A,
name='q2' # dot multiplication
),
mxAlgebra(
t(A),
name='q3' # transpose
),
mxAlgebra(
A %*% t(A),
name='q4' # inner product
),
mxAlgebra(
t(A) %*% A,
name='q5' # outer product
)
)
# Specify Model Matrices and Algebra
# -----------------------------------------------------------------------------
answers <- mxRun(algebraExercises)
answers$algebras
result <- mxEval(list(q1,q2,q3,q4,q5),answers)
# Run Model and Generate Output
# -----------------------------------------------------------------------------
|
