static gboolean analysis_tool_normality_engine_run (data_analysis_output_t *dao, analysis_tools_data_normality_t *info) { guint col; GSList *data = info->base.input; GnmFunc *fd; GnmFunc *fd_if; char const *fdname; char const *testname; char const *n_comment; GogGraph *graph = NULL; GogPlot *plot = NULL; SheetObject *so; switch (info->type) { case normality_test_type_andersondarling: fdname = "ADTEST"; testname = N_("Anderson-Darling Test"); n_comment = N_("For the Anderson-Darling Test\n" "the sample size must be at\n" "least 8."); break; case normality_test_type_cramervonmises: fdname = "CVMTEST"; testname = N_("Cram\xc3\xa9r-von Mises Test"); n_comment = N_("For the Cram\xc3\xa9r-von Mises Test\n" "the sample size must be at\n" "least 8."); break; case normality_test_type_lilliefors: fdname = "LKSTEST"; testname = N_("Lilliefors (Kolmogorov-Smirnov) Test"); n_comment = N_("For the Lilliefors (Kolmogorov-Smirnov) Test\n" "the sample size must be at least 5."); break; case normality_test_type_shapirofrancia: fdname = "SFTEST"; testname = N_("Shapiro-Francia Test"); n_comment = N_("For the Shapiro-Francia Test\n" "the sample size must be at\n" "least 5 and at most 5000."); break; default: g_assert_not_reached(); } fd = gnm_func_lookup_or_add_placeholder (fdname); gnm_func_ref (fd); fd_if = gnm_func_lookup_or_add_placeholder ("IF"); gnm_func_ref (fd_if); dao_set_italic (dao, 0, 0, 0, 5); dao_set_cell (dao, 0, 0, _(testname)); if (info->graph) { GogChart *chart; graph = g_object_new (GOG_TYPE_GRAPH, NULL); chart = GOG_CHART (gog_object_add_by_name ( GOG_OBJECT (graph), "Chart", NULL)); plot = gog_plot_new_by_name ("GogProbabilityPlot"); go_object_set_property (G_OBJECT (plot), "distribution", "Distribution", "GODistNormal", NULL, NULL); gog_object_add_by_name (GOG_OBJECT (chart), "Plot", GOG_OBJECT (plot)); } /* xgettext: * Note to translators: in the following string and others like it, * the "/" is a separator character that can be changed to anything * if the translation needs the slash; just use, say, "|" instead. * * The items are bundled like this to increase translation context. */ set_cell_text_col (dao, 0, 1, _("/Alpha" "/p-Value" "/Statistic" "/N" "/Conclusion")); dao_set_cell_comment (dao, 0, 4, _(n_comment)); for (col = 1; data != NULL; data = data->next, col++) { GnmValue *val_org = value_dup (data->data); /* Note that analysis_tools_write_label may modify val_org */ dao_set_italic (dao, col, 0, col, 0); analysis_tools_write_label (val_org, dao, &info->base, col, 0, col); if (info->graph) { GogSeries *series; series = gog_plot_new_series (plot); gog_series_set_dim (series, 0, gnm_go_data_vector_new_expr (val_org->v_range.cell.a.sheet, gnm_expr_top_new (gnm_expr_new_constant (value_dup (val_org)))), NULL); } if (col == 1) dao_set_cell_float (dao, col, 1, info->alpha); else dao_set_cell_expr (dao, col, 1, make_cellref (1 - col, 0)); dao_set_array_expr (dao, col, 2, 1, 3, gnm_expr_new_funcall1 (fd, gnm_expr_new_constant (val_org))); dao_set_cell_expr (dao, col, 5, gnm_expr_new_funcall3 (fd_if, gnm_expr_new_binary (make_cellref (0, -4), GNM_EXPR_OP_GTE, make_cellref (0, -3)), gnm_expr_new_constant (value_new_string (_("Not normal"))), gnm_expr_new_constant (value_new_string (_("Possibly normal"))))); } if (info->graph) { so = sheet_object_graph_new (graph); g_object_unref (graph); dao_set_sheet_object (dao, 0, 1, so); } gnm_func_unref (fd); gnm_func_unref (fd_if); dao_redraw_respan (dao); return 0; }
static gboolean analysis_tool_principal_components_engine_run (data_analysis_output_t *dao, analysis_tools_data_generic_t *info) { int l = g_slist_length (info->input), i; GSList *inputdata; GnmFunc *fd_mean; GnmFunc *fd_var; GnmFunc *fd_eigen; GnmFunc *fd_mmult; GnmFunc *fd_munit; GnmFunc *fd_sqrt; GnmFunc *fd_count; GnmFunc *fd_sum; GnmFunc *fd_and; GnmFunc *fd_if; GnmExpr const *expr; GnmExpr const *expr_count; GnmExpr const *expr_munit; GnmExpr const *expr_and; int data_points; GnmExprList *and_args = NULL; if (!dao_cell_is_visible (dao, l, 9 + 3 * l)) { dao_set_bold (dao, 0, 0, 0, 0); dao_set_italic (dao, 0, 0, 0, 0); dao_set_cell (dao, 0, 0, _("Principal components analysis has " "insufficient space.")); return 0; } fd_mean = gnm_func_lookup_or_add_placeholder ("AVERAGE", dao->sheet ? dao->sheet->workbook : NULL, FALSE); gnm_func_ref (fd_mean); fd_var = gnm_func_lookup_or_add_placeholder ("VAR", dao->sheet ? dao->sheet->workbook : NULL, FALSE); gnm_func_ref (fd_var); fd_eigen = gnm_func_lookup_or_add_placeholder ("EIGEN", dao->sheet ? dao->sheet->workbook : NULL, FALSE); gnm_func_ref (fd_eigen); fd_mmult = gnm_func_lookup_or_add_placeholder ("MMULT", dao->sheet ? dao->sheet->workbook : NULL, FALSE); gnm_func_ref (fd_mmult); fd_munit = gnm_func_lookup_or_add_placeholder ("MUNIT", dao->sheet ? dao->sheet->workbook : NULL, FALSE); gnm_func_ref (fd_munit); fd_sqrt = gnm_func_lookup_or_add_placeholder ("SQRT", dao->sheet ? dao->sheet->workbook : NULL, FALSE); gnm_func_ref (fd_sqrt); fd_count = gnm_func_lookup_or_add_placeholder ("COUNT", dao->sheet ? dao->sheet->workbook : NULL, FALSE); gnm_func_ref (fd_count); fd_sum = gnm_func_lookup_or_add_placeholder ("SUM", dao->sheet ? dao->sheet->workbook : NULL, FALSE); gnm_func_ref (fd_sum); fd_and = gnm_func_lookup_or_add_placeholder ("AND", dao->sheet ? dao->sheet->workbook : NULL, FALSE); gnm_func_ref (fd_and); fd_if = gnm_func_lookup_or_add_placeholder ("IF", dao->sheet ? dao->sheet->workbook : NULL, FALSE); gnm_func_ref (fd_if); dao_set_bold (dao, 0, 0, 0, 0); dao_set_italic (dao, 0, 0, 0, 11 + 3 * l); dao_set_format (dao, 0, 0, 0, 0, _("\"Principal Components Analysis\";" "[Red]\"Principal Components Analysis is invalid.\"")); dao_set_align (dao, 0, 0, 0, 0, HALIGN_LEFT, VALIGN_BOTTOM); dao->offset_row++; analysis_tool_table (dao, info, _("Covariances:"), "COVAR", TRUE); dao->offset_row--; for (i = 1, inputdata = info->input; inputdata != NULL; i++, inputdata = inputdata->next) analysis_tools_write_label (inputdata->data, dao, info, 0, 9 + 2 * l + i, i); data_points = value_area_get_width (info->input->data, NULL) * value_area_get_height (info->input->data, NULL); for (i = 0; i < l; i++) and_args = gnm_expr_list_prepend (and_args, gnm_expr_new_binary (gnm_expr_new_constant (value_new_int (data_points)), GNM_EXPR_OP_EQUAL, make_cellref (1 + i, 3 + l))); expr_and = gnm_expr_new_funcall (fd_and, and_args); dao_set_cell_expr (dao, 0, 0, gnm_expr_new_funcall3 (fd_if, expr_and, gnm_expr_new_constant (value_new_int (1)), gnm_expr_new_constant (value_new_int (-1)))); dao_set_merge (dao,0,0,2,0); set_cell_text_col (dao, 0, 3 + l, _("/Count:" "/Mean:" "/Variance:" "//Eigenvalues:" "/Eigenvectors:")); dao_set_cell (dao, 0, 11 + 3 * l, _("Percent of Trace:")); dao_set_italic (dao, 0, 9 + 2 * l, 1 + l, 9 + 2 * l); dao_set_percent (dao, 1, 11 + 3 * l, 1 + l, 11 + 3 * l); for (i = 1, inputdata = info->input; inputdata != NULL; i++, inputdata = inputdata->next) { expr = gnm_expr_new_constant (value_dup (inputdata->data)); dao_set_cell_expr (dao, i, 3 + l, gnm_expr_new_funcall1 (fd_count, gnm_expr_copy (expr))); dao_set_cell_expr (dao, i, 4 + l, gnm_expr_new_funcall1 (fd_mean, gnm_expr_copy (expr))); dao_set_cell_expr (dao, i, 5 + l, gnm_expr_new_funcall1 (fd_var, expr)); } expr_count = gnm_expr_new_binary (make_cellref (0,-4), GNM_EXPR_OP_DIV, gnm_expr_new_binary (make_cellref (0,-4), GNM_EXPR_OP_SUB, gnm_expr_new_constant (value_new_int (1)))); expr = gnm_expr_new_funcall1 (fd_eigen, gnm_expr_new_binary (expr_count, GNM_EXPR_OP_MULT, make_rangeref (0, - (5 + l), l - 1, - 6))); dao_set_array_expr (dao, 1, 7 + l, l, l + 1, expr); for (i = 1; i <= l; i++) { dao_set_align (dao, i, 9 + 2 * l, i, 9 + 2 * l, HALIGN_CENTER, VALIGN_BOTTOM); dao_set_cell_printf (dao, i, 9 + 2 * l, "\xce\xbe%i", i); dao_set_cell_expr (dao, i, 11 + 3 * l, gnm_expr_new_binary (make_cellref (0,- 4 - 2 * l), GNM_EXPR_OP_DIV, gnm_expr_new_funcall1 (fd_sum, dao_get_rangeref (dao, 1, 7 + l, l, 7 + l)))); } expr_munit = gnm_expr_new_funcall1 (fd_munit, gnm_expr_new_constant (value_new_int (l))); expr = gnm_expr_new_funcall2 (fd_mmult, gnm_expr_new_binary (gnm_expr_new_funcall1 (fd_sqrt, gnm_expr_new_binary (gnm_expr_new_constant (value_new_int (1)), GNM_EXPR_OP_DIV, make_rangeref (0, - 5 - l, l - 1, - 5 - l))), GNM_EXPR_OP_MULT, gnm_expr_copy (expr_munit)), make_rangeref (0, - 2 - l, l - 1, - 3)); expr = gnm_expr_new_funcall2 (fd_mmult, expr, gnm_expr_new_binary (gnm_expr_new_funcall1 (fd_sqrt, make_rangeref (0, - 3 - l, l - 1, - 3 - l)), GNM_EXPR_OP_MULT, expr_munit)); dao_set_array_expr (dao, 1, 10 + 2 * l, l, l, expr); gnm_func_unref (fd_mean); gnm_func_unref (fd_var); gnm_func_unref (fd_eigen); gnm_func_unref (fd_mmult); gnm_func_unref (fd_munit); gnm_func_unref (fd_sqrt); gnm_func_unref (fd_count); gnm_func_unref (fd_sum); gnm_func_unref (fd_and); gnm_func_unref (fd_if); dao_redraw_respan (dao); return 0; }