void GreyhoundReader::prepared(PointTableRef table) { MetadataNode queryNode(table.privateMetadata("greyhound")); queryNode.add("info", dense(m_info)); queryNode.add("root", m_params.root()); queryNode.add("params", dense(m_params.toJson())); }
int main() { size_t nb_block = 1000; static const size_t BlockSize = 6; size_t rows = nb_block*BlockSize, cols = nb_block*BlockSize; Dense dense(rows,cols,BlockSize); Sparse sparse(dense); Blocks<BlockSize> blocks(dense); utils::Tic<true> ticd("dense"); compute(dense); ticd.disp(); utils::Tic<true> tics("sparse"); compute(sparse); tics.disp(); utils::Tic<true> ticb("blocks"); compute(blocks); ticb.disp(); // std::cout << m << std::endl; // std::cout << std::endl; // std::cout << v.transpose() << std::endl; //r = s * v; return 0; }
static void spectralEmbedding_(const WeightedGraph &simGraph, SparseRepresentation matRep, int k, MatrixXd &embeddings, bool normalize = false, bool symmetric = true) { assert(k >= 1); // compute the matrix representation of the graph SparseMatrix<double> rep = matRep(simGraph, false); // compute its k smallest eigenvectors VectorXd eigenvalues; if (symmetric) { symmetricSparseEigenSolver(rep, "SM", k + 1, simGraph.numberOfVertices(), eigenvalues, embeddings); } else { nonSymmetricSparseEigenSolver(rep, "SM", k + 1, simGraph.numberOfVertices(), eigenvalues, embeddings); } embeddings = embeddings.block(0, 1, simGraph.numberOfVertices(), k); // normalize embedding coordinates if necessary if (normalize) { for (int i = 0; i < simGraph.numberOfVertices(); i++) { embeddings.row(i).normalize(); } } if (DEBUG_SEPCTRALCLUSTERING) { cout<<"laplacian: "<<endl<<rep<<endl; MatrixXd dense(rep); SelfAdjointEigenSolver<MatrixXd> solver(dense); cout<<"expected eigenvalues: "<<solver.eigenvalues()<<endl; cout<<"expected eigenvectors:"<<endl<<solver.eigenvectors().block(0,1,simGraph.numberOfVertices(),k)<<endl; cout<<"actual eigenvalues: "<<eigenvalues<<endl; cout<<"actual eigenvectors:"<<endl<<embeddings<<endl<<endl; } }
void MapOptimizer::solve (MatrixSf & sparse_out, float tol, size_t max_steps) { MatrixXf dense(int(cod.size), int(dom.size)); solve(dense, tol, max_steps); size_t max_entries = max_entries_heuristic(dense); sparsify_hard_relative_to_row_col_max(dense, sparse_out, tol, max_entries); }
TEST(ArraySerializationTest, StrictIntArray) { AmfInteger v0(0); AmfInteger v1(1); AmfInteger v2(2); AmfInteger v3(3); std::vector<AmfInteger> dense({{ v0, v1, v2, v3 }}); AmfArray array(dense); isEqual(v8 { 0x09, 0x09, 0x01, 0x04, 0x00, 0x04, 0x01, 0x04, 0x02, 0x04, 0x03 }, array); }
void HexGrid::addPoint(Point p) { Hexagon *h = findHexagon(p); if (!h->dense()) { h->increment(); if (dense(h)) { h->setDense(); m_miny = std::min(m_miny, h->y() - 1); if (h->possibleRoot()) { m_pos_roots.insert(h); } markNeighborBelow(h); } } }
void HexGrid::addPoint(Point p) { if (m_width < 0) { m_sample.push_back(p); if (m_sample.size() >= m_maxSample) processSample(); return; } Hexagon *h = findHexagon(p); h->increment(); if (!h->dense()) { if (dense(h)) { h->setDense(); m_miny = std::min(m_miny, h->y() - 1); if (h->possibleRoot()) m_pos_roots.insert(h); markNeighborBelow(h); } } }
int main(int argc, char* argv[]) { int input_size = 2; int dense_size = 3; Dense dense(dense_size, input_size); display(dense); std::vector<float> sum(dense_size); for(int i = 0; i < dense.dense_size(); ++i) { sum[i] = (float)i; } dense.add(new Relu); dense.activate_calc(sum); display(dense); dense.add(new Softmax); dense.activate_calc(sum); display(dense); return 0; }