Updated Pose2SLAMExample_graph to remove SLAM namespaces
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*/
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*/
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#include <gtsam/slam/dataset.h>
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#include <gtsam/slam/dataset.h>
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#include <gtsam/slam/pose2SLAM.h>
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#include <gtsam/slam/PriorFactor.h>
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#include <gtsam/nonlinear/Marginals.h>
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#include <gtsam/nonlinear/Marginals.h>
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#include <gtsam/nonlinear/LevenbergMarquardtOptimizer.h>
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#include <gtsam/nonlinear/NonlinearFactorGraph.h>
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#include <gtsam/nonlinear/Values.h>
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#include <gtsam/geometry/Pose2.h>
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#include <boost/tuple/tuple.hpp>
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#include <boost/tuple/tuple.hpp>
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#include <cmath>
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#include <cmath>
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using namespace std;
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using namespace std;
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using namespace gtsam;
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using namespace gtsam;
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using namespace gtsam::noiseModel;
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int main(int argc, char** argv) {
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int main(int argc, char** argv) {
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// Read File and create graph and initial estimate
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// Read File and create graph and initial estimate
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// we are in build/examples, data is in examples/Data
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// we are in build/examples, data is in examples/Data
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pose2SLAM::Graph::shared_ptr graph ;
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NonlinearFactorGraph::shared_ptr graph ;
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pose2SLAM::Values::shared_ptr initial;
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Values::shared_ptr initial;
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SharedDiagonal model = Diagonal::Sigmas(Vector_(3, 0.05, 0.05, 5.0*M_PI/180.0));
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SharedDiagonal model = noiseModel::Diagonal::Sigmas(Vector_(3, 0.05, 0.05, 5.0*M_PI/180.0));
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boost::tie(graph,initial) = load2D("../../examples/Data/w100-odom.graph",model);
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boost::tie(graph,initial) = load2D("../../examples/Data/w100-odom.graph",model);
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initial->print("Initial estimate:\n");
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initial->print("Initial estimate:\n");
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// Add a Gaussian prior on first poses
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// Add a Gaussian prior on first poses
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Pose2 priorMean(0.0, 0.0, 0.0); // prior at origin
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Pose2 priorMean(0.0, 0.0, 0.0); // prior at origin
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SharedDiagonal priorNoise = Diagonal::Sigmas(Vector_(3, 0.01, 0.01, 0.01));
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SharedDiagonal priorNoise = noiseModel::Diagonal::Sigmas(Vector_(3, 0.01, 0.01, 0.01));
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graph->addPosePrior(0, priorMean, priorNoise);
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graph->add(PriorFactor<Pose2>(0, priorMean, priorNoise));
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// Single Step Optimization using Levenberg-Marquardt
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// Single Step Optimization using Levenberg-Marquardt
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pose2SLAM::Values result = graph->optimize(*initial);
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Values result = LevenbergMarquardtOptimizer(*graph, *initial).optimize();
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result.print("\nFinal result:\n");
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result.print("\nFinal result:\n");
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// Plot the covariance of the last pose
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// Plot the covariance of the last pose
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