PHP pts_math::standard_error方法代码示例

 protected function renderGraphLines()
 {
     $prev_value = 0;
     foreach ($this->test_result->test_result_buffer->buffer_items as &$buffer_item) {
         $paint_color = $this->get_paint_color($buffer_item->get_result_identifier());
         $result_array = $buffer_item->get_result_value();
         $raw_array = $buffer_item->get_result_raw();
         $point_counter = count($result_array);
         $regression_plots = array();
         $poly_points = array();
         $g = $this->svg_dom->make_g(array('stroke' => $paint_color, 'stroke-width' => 1, 'fill' => $paint_color));
         for ($i = 0; $i < $point_counter; $i++) {
             $value = isset($result_array[$i]) ? $result_array[$i] : -1;
             if ($value < 0) {
                 // Draw whatever is needed of the line so far, since there is no result here
                 $this->draw_graph_line_process($poly_points, $paint_color, $regression_plots, $point_counter, $g);
                 continue;
             }
             $identifier = $buffer_item->get_result_identifier();
             $std_error = isset($raw_array[$i]) ? pts_math::standard_error(pts_strings::colon_explode($raw_array[$i])) : 0;
             $data_string = $identifier . ': ' . $value;
             $value_plot_top = $this->i['graph_top_end'] + 1 - ($this->i['graph_max_value'] == 0 ? 0 : round($value / $this->i['graph_max_value'] * ($this->i['graph_top_end'] - $this->i['top_start'])));
             $px_from_left = round($this->i['left_start'] + $this->i['identifier_width'] * ($i + (count($this->graph_identifiers) > 1 ? 1 : 0)));
             if ($px_from_left > $this->i['graph_left_end']) {
                 break;
             }
             if ($value_plot_top >= $this->i['graph_top_end']) {
                 $value_plot_top = $this->i['graph_top_end'] - 1;
             }
             array_push($poly_points, array($px_from_left, $value_plot_top, $data_string, $std_error));
             if (isset($this->d['regression_marker_threshold']) && $this->d['regression_marker_threshold'] > 0 && $i > 0 && abs(1 - $value / $prev_value) > $this->d['regression_marker_threshold']) {
                 $regression_plots[$i - 1] = $prev_identifier . ': ' . $prev_value;
                 $regression_plots[$i] = $identifier . ': ' . $value;
             }
             $prev_identifier = $identifier;
             $prev_value = $value;
         }
         $this->draw_graph_line_process($poly_points, $paint_color, $regression_plots, $point_counter, $g);
     }
 }

 public function remove_noisy_results($threshold = 0.6)
 {
     if ($this->test_profile->get_display_format() != 'BAR_GRAPH') {
         return false;
     }
     $is_multi_way = pts_render::multi_way_identifier_check($this->test_result_buffer->get_identifiers());
     $keys = array_keys($this->test_result_buffer->buffer_items);
     if ($is_multi_way) {
         $key_sets = array();
         foreach ($keys as $k) {
             $identifier_r = pts_strings::trim_explode(': ', $this->test_result_buffer->buffer_items[$k]->get_result_identifier());
             if (!isset($key_sets[$identifier_r[0]])) {
                 $key_sets[$identifier_r[0]] = array();
             }
             $key_sets[$identifier_r[0]][] = $k;
         }
     } else {
         $key_sets = array($keys);
     }
     foreach ($key_sets as $keys) {
         $jiggy_results = 0;
         foreach ($keys as $k) {
             $raw = $this->test_result_buffer->buffer_items[$k]->get_result_raw();
             if (!empty($raw)) {
                 $raw = pts_math::standard_error(pts_strings::colon_explode($raw));
                 if ($raw > 10) {
                     $jiggy_results++;
                 }
             }
         }
         if ($jiggy_results / count($keys) > $threshold) {
             foreach ($keys as $k) {
                 unset($this->test_result_buffer->buffer_items[$k]);
             }
         }
     }
     return true;
 }

 protected function render_graph_bars()
 {
     $bar_count = count($this->results);
     $separator_height = ($a = 6 - floor($bar_count / 2) * 2) > 0 ? $a : 0;
     $bar_height = floor(($this->i['identifier_height'] - ($this->is_multi_way_comparison ? 4 : 0) - $separator_height - $bar_count * $separator_height) / $bar_count);
     $this->i['graph_max_value'] = $this->i['graph_max_value'] != 0 ? $this->i['graph_max_value'] : 1;
     $work_area_width = $this->i['graph_left_end'] - $this->i['left_start'];
     $group_offsets = array();
     $id_offsets = array();
     $g_bars = $this->svg_dom->make_g(array('stroke' => self::$c['color']['body_light'], 'stroke-width' => 1));
     $g_se = $this->svg_dom->make_g(array('font-size' => $this->i['identifier_size'] - 2, 'fill' => self::$c['color']['text'], 'text-anchor' => 'end'));
     $g_values = $this->svg_dom->make_g(array('font-size' => $this->i['identifier_size'], 'fill' => self::$c['color']['body_text']));
     $bar_x = $this->i['left_start'] + 0.5;
     foreach ($this->results as $identifier => &$group) {
         $paint_color = $this->get_paint_color($identifier);
         foreach ($group as &$buffer_item) {
             // if identifier is 0, not a multi-way comparison or anything special
             if ($identifier == 0 && !$this->is_multi_way_comparison) {
                 // See if the result identifier matches something to be color-coded better
                 $result_identifier = strtolower($buffer_item->get_result_identifier());
                 if (strpos($result_identifier, 'geforce') !== false || strpos($result_identifier, 'nvidia') !== false) {
                     $paint_color = '#77b900';
                 } else {
                     if (strpos($result_identifier, 'radeon') !== false || strpos($result_identifier, 'amd ') !== false) {
                         $paint_color = '#f1052d';
                     } else {
                         if (strpos($result_identifier, 'intel ') !== false) {
                             $paint_color = '#0b5997';
                         }
                     }
                 }
             }
             $i_o = $this->calc_offset($group_offsets, $identifier);
             $i = $this->calc_offset($id_offsets, $buffer_item->get_result_identifier());
             $value = $buffer_item->get_result_value();
             $graph_size = max(0, round($value / $this->i['graph_max_value'] * $work_area_width));
             $value_end_right = max($this->i['left_start'] + $graph_size, 1);
             $px_bound_top = $this->i['top_start'] + ($this->is_multi_way_comparison ? 5 : 0) + $this->i['identifier_height'] * $i + $bar_height * $i_o + $separator_height * ($i_o + 1);
             $px_bound_bottom = $px_bound_top + $bar_height;
             $middle_of_bar = $px_bound_top + $bar_height / 2 + ($this->i['identifier_size'] - 4);
             $title_tooltip = $buffer_item->get_result_identifier() . ': ' . $value;
             $std_error = -1;
             if ($raw_values = $buffer_item->get_result_raw()) {
                 $std_error = pts_strings::colon_explode($raw_values);
                 switch (count($std_error)) {
                     case 0:
                         $std_error = -1;
                         break;
                     case 1:
                         $std_error = 0;
                         break;
                     default:
                         $std_error = pts_math::standard_error($std_error);
                         break;
                 }
             }
             $this->svg_dom->add_element('rect', array('x' => $bar_x, 'y' => $px_bound_top + 0.5, 'height' => $bar_height, 'width' => $graph_size, 'fill' => in_array($buffer_item->get_result_identifier(), $this->value_highlights) ? self::$c['color']['highlight'] : $paint_color, 'xlink:title' => $title_tooltip), $g_bars);
             if ($std_error != -1 && $value != null) {
                 $std_error_height = 8;
                 if ($std_error > 0 && is_numeric($std_error)) {
                     $std_error_rel_size = round($std_error / $this->i['graph_max_value'] * ($this->i['graph_left_end'] - $this->i['left_start']));
                     if ($std_error_rel_size > 4) {
                         $std_error_base_left = $value_end_right - $std_error_rel_size + 0.5;
                         $std_error_base_right = $value_end_right + $std_error_rel_size + 0.5;
                         $this->svg_dom->draw_svg_line($std_error_base_left, $px_bound_top, $std_error_base_left, $px_bound_top + $std_error_height, self::$c['color']['notches'], 1);
                         $this->svg_dom->draw_svg_line($std_error_base_right, $px_bound_top, $std_error_base_right, $px_bound_top + $std_error_height, self::$c['color']['notches'], 1);
                         $this->svg_dom->draw_svg_line($std_error_base_left, $px_bound_top + 0.5, $std_error_base_right, $px_bound_top + 0.5, self::$c['color']['notches'], 1);
                     }
                 }
                 $bar_offset_34 = round($middle_of_bar + ($this->is_multi_way_comparison ? 0 : $bar_height / 5 + 1));
                 $this->svg_dom->add_text_element('SE +/- ' . pts_math::set_precision($std_error, 2), array('y' => $bar_offset_34, 'x' => $this->i['left_start'] - 5), $g_se);
             }
             if (self::text_string_width($value, $this->i['identifier_size']) + 2 < $graph_size) {
                 if (isset($this->d['identifier_notes'][$buffer_item->get_result_identifier()]) && $this->i['compact_result_view'] == false && !$this->is_multi_way_comparison) {
                     $note_size = self::$c['size']['key'] - 2;
                     $this->svg_dom->add_text_element($this->d['identifier_notes'][$buffer_item->get_result_identifier()], array('x' => $this->i['left_start'] + 4, 'y' => $px_bound_top + self::$c['size']['key'], 'font-size' => $note_size, 'fill' => self::$c['color']['body_text'], 'text-anchor' => 'start'));
                 }
                 $this->svg_dom->add_text_element($value, array('x' => $value_end_right - 5, 'y' => $middle_of_bar, 'text-anchor' => 'end'), $g_values);
             } else {
                 if ($value > 0) {
                     // Write it in front of the result
                     $this->svg_dom->add_text_element($value, array('x' => $value_end_right + 6, 'y' => $middle_of_bar, 'fill' => self::$c['color']['text'], 'text-anchor' => 'start'), $g_values);
                 }
             }
         }
     }
 }

 protected function render_graph_bars()
 {
     $bar_count = count($this->graph_data);
     $separator_height = ($a = 6 - floor($bar_count / 2) * 2) > 0 ? $a : 0;
     $multi_way = $this->is_multi_way_comparison && count($this->graph_data) > 1;
     $bar_height = floor(($this->i['identifier_height'] - ($multi_way ? 4 : 0) - $separator_height - $bar_count * $separator_height) / $bar_count);
     $this->i['graph_max_value'] = $this->i['graph_max_value'] != 0 ? $this->i['graph_max_value'] : 1;
     $work_area_width = $this->i['graph_left_end'] - $this->i['left_start'];
     for ($i_o = 0; $i_o < $bar_count; $i_o++) {
         $paint_color = $this->get_paint_color(isset($this->graph_data_title[$i_o]) ? $this->graph_data_title[$i_o] : null);
         foreach (array_keys($this->graph_data[$i_o]) as $i) {
             $value = $this->graph_data[$i_o][$i];
             $graph_size = max(0, round($value / $this->i['graph_max_value'] * $work_area_width));
             $value_end_right = max($this->i['left_start'] + $graph_size, 1);
             $px_bound_top = $this->i['top_start'] + ($multi_way ? 5 : 0) + $this->i['identifier_height'] * $i + $bar_height * $i_o + $separator_height * ($i_o + 1);
             $px_bound_bottom = $px_bound_top + $bar_height;
             $middle_of_bar = $px_bound_top + $bar_height / 2 + ($this->i['identifier_size'] - 4);
             $title_tooltip = $this->graph_identifiers[$i] . ': ' . $value;
             $std_error = -1;
             if (isset($this->graph_data_raw[$i_o][$i])) {
                 $std_error = pts_strings::colon_explode($this->graph_data_raw[$i_o][$i]);
                 switch (count($std_error)) {
                     case 0:
                         $std_error = -1;
                         break;
                     case 1:
                         $std_error = 0;
                         break;
                     default:
                         $std_error = pts_math::standard_error($std_error);
                         break;
                 }
             }
             $this->svg_dom->add_element('rect', array('x' => $this->i['left_start'], 'y' => $px_bound_top, 'width' => $graph_size, 'height' => $bar_height, 'fill' => in_array($this->graph_identifiers[$i], $this->value_highlights) ? self::$c['color']['highlight'] : $paint_color, 'stroke' => self::$c['color']['body_light'], 'stroke-width' => 1, 'xlink:title' => $title_tooltip));
             if ($std_error != -1 && $value != null) {
                 $std_error_height = 8;
                 if ($std_error > 0 && is_numeric($std_error)) {
                     $std_error_rel_size = round($std_error / $this->i['graph_max_value'] * ($this->i['graph_left_end'] - $this->i['left_start']));
                     if ($std_error_rel_size > 4) {
                         $this->svg_dom->draw_svg_line($value_end_right - $std_error_rel_size, $px_bound_top, $value_end_right - $std_error_rel_size, $px_bound_top + $std_error_height, self::$c['color']['notches'], 1);
                         $this->svg_dom->draw_svg_line($value_end_right + $std_error_rel_size, $px_bound_top, $value_end_right + $std_error_rel_size, $px_bound_top + $std_error_height, self::$c['color']['notches'], 1);
                         $this->svg_dom->draw_svg_line($value_end_right - $std_error_rel_size, $px_bound_top, $value_end_right + $std_error_rel_size, $px_bound_top, self::$c['color']['notches'], 1);
                     }
                 }
                 $bar_offset_34 = $middle_of_bar + ($multi_way ? 0 : $bar_height / 5 + 1);
                 $this->svg_dom->add_text_element('SE +/- ' . pts_math::set_precision($std_error, 2), array('x' => $this->i['left_start'] - 5, 'y' => $bar_offset_34, 'font-size' => $this->i['identifier_size'] - 2, 'fill' => self::$c['color']['text'], 'text-anchor' => 'end'));
             }
             if ($this->text_string_width($value, $this->i['identifier_size']) + 2 < $graph_size) {
                 if (isset($this->d['identifier_notes'][$this->graph_identifiers[$i]]) && $this->i['compact_result_view'] == false) {
                     $note_size = self::$c['size']['key'] - 2;
                     $this->svg_dom->add_text_element($this->d['identifier_notes'][$this->graph_identifiers[$i]], array('x' => $this->i['left_start'] + 4, 'y' => $px_bound_top + self::$c['size']['key'], 'font-size' => $note_size, 'fill' => self::$c['color']['body_text'], 'text-anchor' => 'start'));
                 }
                 $this->svg_dom->add_text_element($value, array('x' => $value_end_right - 5, 'y' => $middle_of_bar, 'font-size' => $this->i['identifier_size'], 'fill' => self::$c['color']['body_text'], 'text-anchor' => 'end'));
             } else {
                 if ($value > 0) {
                     // Write it in front of the result
                     $this->svg_dom->add_text_element($value, array('x' => $value_end_right + 6, 'y' => $middle_of_bar, 'font-size' => $this->i['identifier_size'], 'fill' => self::$c['color']['text'], 'text-anchor' => 'start'));
                 }
             }
         }
     }
     // write a new line along the bottom since the draw_rectangle_with_border above had written on top of it
     $this->svg_dom->draw_svg_line($this->i['left_start'], $this->i['graph_top_end'], $this->i['graph_left_end'], $this->i['graph_top_end'], self::$c['color']['notches'], 1);
 }

 public static function result_file_to_result_table(&$result_file, &$system_id_keys = null, &$result_object_index = -1, &$flag_delta_results = false, $extra_attributes = null)
 {
     $result_table = array();
     $result_tests = array();
     $result_counter = 0;
     foreach ($result_file->get_system_identifiers() as $sys_identifier) {
         $result_table[$sys_identifier] = null;
     }
     foreach ($result_file->get_result_objects($result_object_index) as $ri => $result_object) {
         if ($result_object->test_profile->get_identifier() == null) {
             continue;
         }
         if ($extra_attributes != null) {
             if (isset($extra_attributes['reverse_result_buffer'])) {
                 $result_object->test_result_buffer->buffer_values_reverse();
             }
             if (isset($extra_attributes['normalize_result_buffer'])) {
                 if (isset($extra_attributes['highlight_graph_values']) && is_array($extra_attributes['highlight_graph_values']) && count($extra_attributes['highlight_graph_values']) == 1) {
                     $normalize_against = $extra_attributes['highlight_graph_values'][0];
                 } else {
                     $normalize_against = false;
                 }
                 $result_object->normalize_buffer_values($normalize_against);
             }
         }
         if ($result_object_index != -1) {
             if (is_array($result_object_index)) {
                 $result_tests[$result_counter] = new pts_graph_ir_value($result_object->get_arguments_description());
             } else {
                 $result_tests[$result_counter] = new pts_graph_ir_value('Results');
             }
         } else {
             $result_tests[$result_counter] = new pts_graph_ir_value($result_object->test_profile->get_title());
             $result_tests[$result_counter]->set_attribute('title', $result_object->get_arguments_description());
             if ($result_object->test_profile->get_identifier() != null) {
                 $result_tests[$result_counter]->set_attribute('href', 'http://openbenchmarking.org/test/' . $result_object->test_profile->get_identifier());
             }
         }
         if ($result_object->test_profile->get_identifier() == null) {
             if ($result_object->test_profile->get_display_format() == 'BAR_GRAPH') {
                 $result_tests[$result_counter]->set_attribute('alert', true);
                 foreach ($result_object->test_result_buffer->get_buffer_items() as $index => $buffer_item) {
                     $identifier = $buffer_item->get_result_identifier();
                     $value = $buffer_item->get_result_value();
                     $result_table[$identifier][$result_counter] = new pts_graph_ir_value($value, array('alert' => true));
                 }
                 $result_counter++;
             }
             continue;
         }
         switch ($result_object->test_profile->get_display_format()) {
             case 'BAR_GRAPH':
                 $best_value = 0;
                 $worst_value = 0;
                 if (!defined('PHOROMATIC_TRACKER') && count($result_object->test_result_buffer->get_values()) > 1) {
                     switch ($result_object->test_profile->get_result_proportion()) {
                         case 'HIB':
                             $best_value = max($result_object->test_result_buffer->get_values());
                             $worst_value = min($result_object->test_result_buffer->get_values());
                             break;
                         case 'LIB':
                             $best_value = min($result_object->test_result_buffer->get_values());
                             $worst_value = max($result_object->test_result_buffer->get_values());
                             break;
                     }
                 }
                 $prev_value = 0;
                 $prev_identifier = null;
                 $prev_identifier_0 = null;
                 $values_in_buffer = $result_object->test_result_buffer->get_values();
                 sort($values_in_buffer);
                 $min_value_in_buffer = $values_in_buffer[0];
                 if ($min_value_in_buffer == 0) {
                     // Go through the values until something not 0, otherwise down in the code will be a divide by zero
                     for ($i = 1; $i < count($values_in_buffer) && $min_value_in_buffer == 0; $i++) {
                         $min_value_in_buffer = $values_in_buffer[$i];
                     }
                 }
                 $max_value_in_buffer = $values_in_buffer[count($values_in_buffer) - 1];
                 foreach ($result_object->test_result_buffer->get_buffer_items() as $index => $buffer_item) {
                     $identifier = $buffer_item->get_result_identifier();
                     $value = $buffer_item->get_result_value();
                     $raw_values = pts_strings::colon_explode($buffer_item->get_result_raw());
                     $percent_std = pts_math::set_precision(pts_math::percent_standard_deviation($raw_values), 2);
                     $std_error = pts_math::set_precision(pts_math::standard_error($raw_values), 2);
                     $delta = 0;
                     if (defined('PHOROMATIC_TRACKER')) {
                         $identifier_r = pts_strings::colon_explode($identifier);
                         if ($identifier_r[0] == $prev_identifier_0 && $prev_value != 0) {
                             $delta = pts_math::set_precision(abs(1 - $value / $prev_value), 4);
                             if ($delta > 0.02 && $delta > pts_math::standard_deviation($raw_values)) {
                                 switch ($result_object->test_profile->get_result_proportion()) {
                                     case 'HIB':
                                         if ($value < $prev_value) {
                                             $delta = 0 - $delta;
                                         }
                                         break;
                                     case 'LIB':
                                         if ($value > $prev_value) {
                                             $delta = 0 - $delta;
//.........这里部分代码省略.........

 protected function renderGraphLines()
 {
     $calculations_r = array();
     $min_value = $this->graph_data[0][0];
     $max_value = $this->graph_data[0][0];
     $prev_value = $this->graph_data[0][0];
     foreach (array_keys($this->graph_data) as $i_o) {
         $paint_color = $this->get_special_paint_color(isset($this->graph_data_title[$i_o]) ? $this->graph_data_title[$i_o] : null);
         $calculations_r[$paint_color] = array();
         $point_counter = count($this->graph_data[$i_o]);
         $regression_plots = array();
         $poly_points = array();
         for ($i = 0; $i < $point_counter; $i++) {
             $value = $this->graph_data[$i_o][$i];
             if ($value < 0 || $value == 0 && $this->graph_identifiers != null) {
                 // Draw whatever is needed of the line so far, since there is no result here
                 $this->draw_graph_line_process($poly_points, $paint_color, $regression_plots, $point_counter);
                 continue;
             }
             $identifier = isset($this->graph_identifiers[$i]) ? $this->graph_identifiers[$i] : null;
             $std_error = isset($this->graph_data_raw[$i_o][$i]) ? pts_math::standard_error(pts_strings::colon_explode($this->graph_data_raw[$i_o][$i])) : 0;
             $data_string = isset($this->graph_data_title[$i_o]) ? $this->graph_data_title[$i_o] . ($identifier ? ' @ ' . $identifier : null) . ': ' . $value : null;
             $value_plot_top = $this->i['graph_top_end'] + 1 - ($this->i['graph_max_value'] == 0 ? 0 : round($value / $this->i['graph_max_value'] * ($this->i['graph_top_end'] - $this->i['top_start'])));
             $px_from_left = round($this->i['left_start'] + $this->i['identifier_width'] * ($i + (count($this->graph_identifiers) > 1 ? 1 : 0)));
             if ($value > $max_value) {
                 $max_value = $value;
             } else {
                 if ($value < $min_value) {
                     $min_value = $value;
                 }
             }
             if ($px_from_left > $this->i['graph_left_end']) {
                 break;
             }
             if ($value_plot_top >= $this->i['graph_top_end']) {
                 $value_plot_top = $this->i['graph_top_end'] - 1;
             }
             array_push($poly_points, array($px_from_left, $value_plot_top, $data_string, $std_error));
             if (isset($this->d['regression_marker_threshold']) && $this->d['regression_marker_threshold'] > 0 && $i > 0 && abs(1 - $value / $prev_value) > $this->d['regression_marker_threshold']) {
                 $regression_plots[$i - 1] = $prev_identifier . ': ' . $prev_value;
                 $regression_plots[$i] = $identifier . ': ' . $value;
             }
             array_push($calculations_r[$paint_color], $value);
             $prev_identifier = $identifier;
             $prev_value = $value;
         }
         $this->draw_graph_line_process($poly_points, $paint_color, $regression_plots, $point_counter);
     }
 }