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| 1 | +{ |
| 2 | + "$schema": "http://json-schema.org/draft-07/schema#", |
| 3 | + "title": "Parameter for adaptive cruise control", |
| 4 | + "type": "object", |
| 5 | + "definitions": { |
| 6 | + "adaptive_cruise_control": { |
| 7 | + "type": "object", |
| 8 | + "properties": { |
| 9 | + "adaptive_cruise_control": { |
| 10 | + "type": "object", |
| 11 | + "properties": { |
| 12 | + "use_object_to_estimate_vel": { |
| 13 | + "type": "boolean", |
| 14 | + "description": "use tracking objects for estimating object velocity or not", |
| 15 | + "default": "true" |
| 16 | + }, |
| 17 | + "use_pcl_to_estimate_vel": { |
| 18 | + "type": "boolean", |
| 19 | + "description": "use pcl for estimating object velocity or not", |
| 20 | + "default": "true" |
| 21 | + }, |
| 22 | + "consider_obj_velocity": { |
| 23 | + "type": "boolean", |
| 24 | + "description": "consider forward vehicle velocity to ACC or not", |
| 25 | + "default": "true" |
| 26 | + }, |
| 27 | + "obstacle_velocity_thresh_to_start_acc": { |
| 28 | + "type": "number", |
| 29 | + "description": "start adaptive cruise control when the velocity of the forward obstacle exceeds this value [m/s]", |
| 30 | + "default": "1.5" |
| 31 | + }, |
| 32 | + "obstacle_velocity_thresh_to_stop_acc": { |
| 33 | + "type": "number", |
| 34 | + "description": "stop adaptive cruise control when the velocity of the forward obstacle falls below this value [m/s]", |
| 35 | + "default": "1.0" |
| 36 | + }, |
| 37 | + "emergency_stop_acceleration": { |
| 38 | + "type": "number", |
| 39 | + "description": "supposed minimum acceleration (deceleration) in emergency stop [m/ss]", |
| 40 | + "default": "-5.0" |
| 41 | + }, |
| 42 | + "emergency_stop_idling_time": { |
| 43 | + "type": "number", |
| 44 | + "description": "supposed idling time to start emergency stop [s]", |
| 45 | + "default": "0.5" |
| 46 | + }, |
| 47 | + "min_dist_stop": { |
| 48 | + "type": "number", |
| 49 | + "description": "minimum distance of emergency stop [m]", |
| 50 | + "default": "4.0" |
| 51 | + }, |
| 52 | + "obstacle_emergency_stop_acceleration": { |
| 53 | + "type": "number", |
| 54 | + "description": "supposed minimum acceleration (deceleration) in emergency stop [m/ss]", |
| 55 | + "default": "-5.0" |
| 56 | + }, |
| 57 | + "max_standard_acceleration": { |
| 58 | + "type": "number", |
| 59 | + "description": "supposed maximum acceleration in active cruise control [m/ss]", |
| 60 | + "default": "0.5" |
| 61 | + }, |
| 62 | + "min_standard_acceleration": { |
| 63 | + "type": "number", |
| 64 | + "description": "supposed minimum acceleration (deceleration) in active cruise control", |
| 65 | + "default": "-1.0" |
| 66 | + }, |
| 67 | + "standard_idling_time": { |
| 68 | + "type": "number", |
| 69 | + "description": "supposed idling time to react object in active cruise control [s]", |
| 70 | + "default": "0.5" |
| 71 | + }, |
| 72 | + "min_dist_standard": { |
| 73 | + "type": "number", |
| 74 | + "description": "minimum distance in active cruise control [m]", |
| 75 | + "default": "4.0" |
| 76 | + }, |
| 77 | + "obstacle_min_standard_acceleration": { |
| 78 | + "type": "number", |
| 79 | + "description": "supposed minimum acceleration of forward obstacle [m/ss]", |
| 80 | + "default": "-1.5" |
| 81 | + }, |
| 82 | + "margin_rate_to_change_vel": { |
| 83 | + "type": "number", |
| 84 | + "description": "margin to insert upper velocity [-]", |
| 85 | + "default": "0.3" |
| 86 | + }, |
| 87 | + "use_time_compensation_to_calc_distance": { |
| 88 | + "type": "boolean", |
| 89 | + "description": "use time-compensation to calculate distance to forward vehicle", |
| 90 | + "default": "true" |
| 91 | + }, |
| 92 | + "p_coefficient_positive": { |
| 93 | + "type": "number", |
| 94 | + "description": "coefficient P in PID control (used when target dist -current_dist >=0) [-]", |
| 95 | + "default": "0.1" |
| 96 | + }, |
| 97 | + "p_coefficient_negative": { |
| 98 | + "type": "number", |
| 99 | + "description": "coefficient P in PID control (used when target dist -current_dist <0) [-]", |
| 100 | + "default": "0.3" |
| 101 | + }, |
| 102 | + "d_coefficient_positive": { |
| 103 | + "type": "number", |
| 104 | + "description": "coefficient D in PID control (used when delta_dist >=0) [-]", |
| 105 | + "default": "0.0" |
| 106 | + }, |
| 107 | + "d_coefficient_negative": { |
| 108 | + "type": "number", |
| 109 | + "description": "coefficient D in PID control (used when delta_dist <0) [-]", |
| 110 | + "default": "0.2" |
| 111 | + }, |
| 112 | + "object_polygon_length_margin": { |
| 113 | + "type": "number", |
| 114 | + "description": "The distance to extend the polygon length the object in pointcloud-object matching [m]", |
| 115 | + "default": "2.0" |
| 116 | + }, |
| 117 | + "object_polygon_width_margin": { |
| 118 | + "type": "number", |
| 119 | + "description": "The distance to extend the polygon width the object in pointcloud-object matching [m]", |
| 120 | + "default": "0.5" |
| 121 | + }, |
| 122 | + "valid_estimated_vel_diff_time": { |
| 123 | + "type": "number", |
| 124 | + "description": "Maximum time difference treated as continuous points in speed estimation using a point cloud [s]", |
| 125 | + "default": "1.0" |
| 126 | + }, |
| 127 | + "valid_vel_que_time": { |
| 128 | + "type": "number", |
| 129 | + "description": "Time width of information used for speed estimation in speed estimation using a point cloud [s]", |
| 130 | + "default": "0.5" |
| 131 | + }, |
| 132 | + "valid_estimated_vel_max": { |
| 133 | + "type": "number", |
| 134 | + "description": "Maximum value of valid speed estimation results in speed estimation using a point cloud [m/s]", |
| 135 | + "default": "20.0" |
| 136 | + }, |
| 137 | + "valid_estimated_vel_min": { |
| 138 | + "type": "number", |
| 139 | + "description": "Minimum value of valid speed estimation results in speed estimation using a point cloud [m/s]", |
| 140 | + "default": "-20.0" |
| 141 | + }, |
| 142 | + "thresh_vel_to_stop": { |
| 143 | + "type": "number", |
| 144 | + "description": "Embed a stop line if the maximum speed calculated by ACC is lower than this speed [m/s]", |
| 145 | + "default": "1.5" |
| 146 | + }, |
| 147 | + "lowpass_gain_of_upper_velocity": { |
| 148 | + "type": "number", |
| 149 | + "description": "Lowpass-gain of upper velocity", |
| 150 | + "default": "0.75" |
| 151 | + }, |
| 152 | + "use_rough_velocity_estimation": { |
| 153 | + "type": "boolean", |
| 154 | + "description": "Use rough estimated velocity if the velocity estimation is failed (#### If this parameter is true, the vehicle may collide with the front car. Be careful. ####)", |
| 155 | + "default": "false" |
| 156 | + }, |
| 157 | + "rough_velocity_rate": { |
| 158 | + "type": "number", |
| 159 | + "description": "In the rough velocity estimation, the velocity of front car is estimated as self current velocity * this value", |
| 160 | + "default": "0.9" |
| 161 | + } |
| 162 | + }, |
| 163 | + "required": [ |
| 164 | + "use_object_to_estimate_vel", |
| 165 | + "use_pcl_to_estimate_vel", |
| 166 | + "consider_obj_velocity", |
| 167 | + "obstacle_velocity_thresh_to_start_acc", |
| 168 | + "obstacle_velocity_thresh_to_stop_acc", |
| 169 | + "emergency_stop_acceleration", |
| 170 | + "emergency_stop_idling_time", |
| 171 | + "min_dist_stop", |
| 172 | + "obstacle_emergency_stop_acceleration", |
| 173 | + "max_standard_acceleration", |
| 174 | + "min_standard_acceleration", |
| 175 | + "standard_idling_time", |
| 176 | + "min_dist_standard", |
| 177 | + "obstacle_min_standard_acceleration", |
| 178 | + "margin_rate_to_change_vel", |
| 179 | + "use_time_compensation_to_calc_distance", |
| 180 | + "p_coefficient_positive", |
| 181 | + "p_coefficient_negative", |
| 182 | + "d_coefficient_positive", |
| 183 | + "d_coefficient_negative", |
| 184 | + "object_polygon_length_margin", |
| 185 | + "object_polygon_width_margin", |
| 186 | + "valid_estimated_vel_diff_time", |
| 187 | + "valid_vel_que_time", |
| 188 | + "valid_estimated_vel_max", |
| 189 | + "valid_estimated_vel_min", |
| 190 | + "thresh_vel_to_stop", |
| 191 | + "lowpass_gain_of_upper_velocity", |
| 192 | + "use_rough_velocity_estimation", |
| 193 | + "rough_velocity_rate" |
| 194 | + ], |
| 195 | + "additionalProperties": false |
| 196 | + } |
| 197 | + }, |
| 198 | + "required": ["adaptive_cruise_control"], |
| 199 | + "additionalProperties": false |
| 200 | + } |
| 201 | + }, |
| 202 | + "properties": { |
| 203 | + "/**": { |
| 204 | + "type": "object", |
| 205 | + "properties": { |
| 206 | + "ros__parameters": { |
| 207 | + "$ref": "#/definitions/adaptive_cruise_control" |
| 208 | + } |
| 209 | + }, |
| 210 | + "required": ["ros__parameters"], |
| 211 | + "additionalProperties": false |
| 212 | + } |
| 213 | + }, |
| 214 | + "required": ["/**"], |
| 215 | + "additionalProperties": false |
| 216 | +} |
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