added launch/jfr2018 directory with scripts used to generate results for MIT Stata Center dataset of the jfr2018 paper

launch/jfr2018/pr2.lua

@@ -0,0 +1,46 @@
+-- Copyright 2016 The Cartographer Authors
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--      http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+
+include "map_builder.lua"
+include "trajectory_builder.lua"
+
+options = {
+  map_builder = MAP_BUILDER,
+  trajectory_builder = TRAJECTORY_BUILDER,
+  map_frame = "map",
+  tracking_frame = "base_footprint",
+  published_frame = "base_footprint",
+  odom_frame = "odom",
+  provide_odom_frame = false,
+  use_odometry = true,
+  num_laser_scans = 1,
+  num_multi_echo_laser_scans = 0,
+  num_subdivisions_per_laser_scan = 1,
+  num_point_clouds = 0,
+  lookup_transform_timeout_sec = 0.2,
+  submap_publish_period_sec = 0.3,
+  pose_publish_period_sec = 5e-3,
+  trajectory_publish_period_sec = 30e-3,
+}
+
+MAP_BUILDER.use_trajectory_builder_2d = true
+
+TRAJECTORY_BUILDER_2D.use_online_correlative_scan_matching = true
+TRAJECTORY_BUILDER_2D.use_imu_data = false
+TRAJECTORY_BUILDER_2D.real_time_correlative_scan_matcher.linear_search_window = 0.15
+TRAJECTORY_BUILDER_2D.real_time_correlative_scan_matcher.angular_search_window = math.rad(35.)
+
+SPARSE_POSE_GRAPH.optimization_problem.huber_scale = 1e2
+
+return options