Fixed README.md

Signed-off-by: Shintaro Sakoda <shintaro.sakoda@tier4.jp>

Author: SakodaShintaro

localization/ndt_scan_matcher/README.md

@@ -269,7 +269,7 @@ initial_pose_offset_model_x & initial_pose_offset_model_y must have the same num
 | `sensor_points_delay_time_sec`            | the delay time of sensor points                                                        | the time is **longer** than `validation.lidar_topic_timeout_sec`                                                                                                                                                                                                                                                                                                         | none                             | yes                                                                      |
 | `is_succeed_transform_sensor_points`      | whether transform sensor points is succeed or not                                      | none                                                                                                                                                                                                                                                                                                                                                                     | failed                           | yes                                                                      |
 | `sensor_points_max_distance`              | the max distance of sensor points                                                      | the max distance is **shorter** than `sensor_points.required_distance`                                                                                                                                                                                                                                                                                                   | none                             | yes                                                                      |
-| `is_activated`                            | whether the node is in the "activate" state or not                                     | not "activate" state                                                                                                                                                                                                                                                                                                                                                     | none                             | yes                                                                      |
+| `is_activated`                            | whether the node is in the "activate" state or not                                     | not "activate" state                                                                                                                                                                                                                                                                                                                                                     | none                             | if `is_activated` is false, then estimation is not executed and `skipping_publish_num` is set to 0.                                                                       |
 | `is_succeed_interpolate_initial_pose`     | whether the interpolate of initial pose is succeed or not                              | failed. <br> (1) the size of `initial_pose_buffer_` is **smaller** than 2. <br> (2) the timestamp difference between initial_pose and sensor pointcloud is **longer** than `validation.initial_pose_timeout_sec`. <br> (3) distance difference between two initial poses used for linear interpolation is **longer** than `validation.initial_pose_distance_tolerance_m` | none                             | yes                                                                      |
 | `is_set_map_points`                       | whether the map points is set or not                                                   | not set                                                                                                                                                                                                                                                                                                                                                                  | none                             | yes                                                                      |
 | `iteration_num`                           | the number of times calculate alignment                                                | the number of times is **larger** than `ndt.max_iterations`                                                                                                                                                                                                                                                                                                              | none                             | yes                                                                      |
@@ -278,7 +278,7 @@ initial_pose_offset_model_x & initial_pose_offset_model_y must have the same num
 | `nearest_voxel_transformation_likelihood` | the score of how well the map aligns with the sensor points                            | the score is **smaller** than `score_estimation.converged_param_nearest_voxel_transformation_likelihood` (only in the case of `score_estimation.converged_param_type` is 1=NEAREST_VOXEL_TRANSFORMATION_LIKELIHOOD)                                                                                                                                                      | none                             | yes                                                                      |
 | `distance_initial_to_result`              | the distance between the position before convergence processing and the position after | the distance is **longer** than 3                                                                                                                                                                                                                                                                                                                                        | none                             | no                                                                       |
 | `execution_time`                          | the time for convergence processing                                                    | the time is **longer** than `validation.critical_upper_bound_exe_time_ms`                                                                                                                                                                                                                                                                                                | none                             | no                                                                       |
-| `skipping_publish_num`                    | the number of times rejected estimation results consecutively                          | none                                                                                                                                                                                                                                                                                                                                                                     | the number of times is 5 or more | -                                                                        |
+| `skipping_publish_num`                    | the number of times rejected estimation results consecutively                          | the number of times is 5 or more                                                                                                                                                                                                                                                                                                                                                                     | none | -                                                                        |
 
 ※The `sensor_points_callback` shares the same callback group as the `trigger_node_service` and `ndt_align_service`. Consequently, if the initial pose estimation takes too long, this diagnostic may become stale.