Rtabmap.cpp warning has been encourted while executing the gazebo

Posted by Dong Jin Yook on
URL: http://official-rtab-map-forum.206.s1.nabble.com/Rtabmap-cpp-warning-has-been-encourted-while-executing-the-gazebo-tp2339.html

Hi,

This warning has been encountered while executing the gazebo. It frequently occurs
Have you any idea of what am I doing wrong?
Thanks in advance!
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[pcl::IterativeClosestPoint::computeTransformation] Not enough correspondences found. Relax your threshold parameters.
[ WARN] (2016-11-15 22:48:39.868) Rtabmap.cpp:2006::process() Local scan matching rejected: Cannot compute transform (converged=false var=1.000000)
[ INFO] [1479217719.893882823, 245.169000000]: rtabmap (155): Rate=1.00s, Limit=0.700s, RTAB-Map=0.1006s, Maps update=0.0037s pub=0.0085s (local map=138, WM=138)
[ INFO] [1479217722.177303515, 246.241000000]: rtabmap (156): Rate=1.00s, Limit=0.700s, RTAB-Map=0.2064s, Maps update=0.0038s pub=0.0102s (local map=139, WM=139)
[pcl::IterativeClosestPoint::computeTransformation] Not enough correspondences found. Relax your threshold parameters.
[ INFO] [1479217724.720255827, 247.480000000]: rtabmap (157): Rate=1.00s, Limit=0.700s, RTAB-Map=0.1399s, Maps update=0.0037s pub=0.0107s (local map=140, WM=140)
[pcl::IterativeClosestPoint::computeTransformation] Not enough correspondences found. Relax your threshold parameters.
[pcl::IterativeClosestPoint::computeTransformation] Not enough correspondences found. Relax your threshold parameters.
[pcl::IterativeClosestPoint::computeTransformation] Not enough correspondences found. Relax your threshold parameters.
[ WARN] (2016-11-15 22:48:47.026) Rtabmap.cpp:2006::process() Local scan matching rejected: Cannot compute transform (converged=false var=1.000000)
[pcl::IterativeClosestPoint::computeTransformation] Not enough correspondences found. Relax your threshold parameters.
[ WARN] (2016-11-15 22:48:47.029) Rtabmap.cpp:2006::process() Local scan matching rejected: Cannot compute transform (converged=false var=1.000000)
[ INFO] [1479217727.058582424, 248.666000000]: rtabmap (158): Rate=1.00s, Limit=0.700s, RTAB-Map=0.0862s, Maps update=0.0036s pub=0.0117s (local map=141, WM=141)
[pcl::IterativeClosestPoint::computeTransformation] Not enough correspondences found. Relax your threshold parameters.
[ WARN] (2016-11-15 22:48:48.931) Rtabmap.cpp:2006::process() Local scan matching rejected: Cannot compute transform (converged=false var=1.000000)
[ INFO] [1479217729.007049282, 249.694000000]: rtabmap (159): Rate=1.00s, Limit=0.700s, RTAB-Map=0.1392s, Maps update=0.0244s pub=0.0130s (local map=142, WM=142)
[pcl::IterativeClosestPoint::computeTransformation] Not enough correspondences found. Relax your threshold parameters.
[pcl::IterativeClosestPoint::computeTransformation] Not enough correspondences found. Relax your threshold parameters.
[ WARN] (2016-11-15 22:48:50.827) Rtabmap.cpp:2006::process() Local scan matching rejected: Cannot compute transform (converged=false var=1.000000)
[ INFO] [1479217730.881531259, 250.784000000]: rtabmap (160): Rate=1.00s, Limit=0.700s, RTAB-Map=0.1460s, Maps update=0.0040s pub=0.0095s (local map=143, WM=143)
[pcl::IterativeClosestPoint::computeTransformation] Not enough correspondences found. Relax your threshold parameters.
[pcl::IterativeClosestPoint::computeTransformation] Not enough correspondences found. Relax your threshold parameters.
[pcl::IterativeClosestPoint::computeTransformation] Not enough correspondences found. Relax your threshold parameters.
[ WARN] (2016-11-15 22:48:52.565) Rtabmap.cpp:2006::process() Local scan matching rejected: Cannot compute transform (converged=false var=1.000000)
[ INFO] [1479217732.615963818, 251.892000000]: rtabmap (161): Rate=1.00s, Limit=0.700s, RTAB-Map=0.1104s, Maps update=0.0037s pub=0.0105s (local map=144, WM=144)
[pcl::IterativeClosestPoint::computeTransformation] Not enough correspondences found. Relax your threshold parameters.
[pcl::IterativeClosestPoint::computeTransformation] Not enough correspondences found. Relax your threshold parameters.
[pcl::IterativeClosestPoint::computeTransformation] Not enough correspondences found. Relax your threshold parameters.
[ WARN] (2016-11-15 22:48:54.297) Rtabmap.cpp:2006::process() Local scan matching rejected: Cannot compute transform (converged=false var=1.000000)
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My launch file


<launch>
    
  <!-- Choose between RGB-D and stereo -->      
  <arg name="rgbd"                    default="true"/>
  <arg name="stereo"                  default="false"/>
 
  <!-- Choose visualization -->
  <arg name="rtabmapviz"              default="true" /> 
  <arg name="rviz"                    default="false" />
  
  <!-- Localization-only mode -->
  <arg name="localization"            default="false"/>
  
  <!-- Corresponding config files -->
  <arg name="cfg"                     default="" /> <!-- To change RTAB-Map's parameters, set the path of config file (*.ini) generated by the standalone app -->
  <arg name="gui_cfg"                 default="~/.ros/rtabmap_gui.ini" />
  <arg name="rviz_cfg"                default="-d $(find rtabmap_ros)/launch/config/rgbd.rviz" />
  
  <arg name="frame_id"                default="base_link"/>     <!-- Fixed frame id, you may set "base_link" or "base_footprint" if they are published -->
  <arg name="namespace"               default="rtabmap"/>
  <arg name="database_path"           default="~/.ros/rtabmap.db"/>
  <arg name="queue_size"              default="10"/>
  <arg name="wait_for_transform"      default="0.2"/>
  <arg name="rtabmap_args"            default="--delete_db_on_start"/>              <!-- delete_db_on_start, udebug -->
  <arg name="launch_prefix"           default=""/>              <!-- for debugging purpose, it fills launch-prefix tag of the nodes -->
  <arg name="approx_sync"             default="true"/>         <!-- if timestamps of the stereo images are not synchronized -->
  
  <arg name="rgb_topic"               default="/my_p3dx/kinect/rgb/image_raw" />
  <arg name="depth_topic"             default="/my_p3dx/kinect/depth/image_raw" />
  <arg name="camera_info_topic"       default="/my_p3dx/kinect/rgb/camera_info" />
  
  <arg name="subscribe_scan"          default="true"/>
  <arg name="scan_topic"              default="/scan"/>
   
  <arg name="odom_topic"              default="/odom"/>         <!-- Odometry topic used if visual_odometry is false -->
  <arg name="odom_args"               default="$(arg rtabmap_args)"/>

  <node pkg="tf" type="static_transform_publisher" name="camera_base_link"  args="0 0 0 0 0 0 /kinect_link        /camera_depth_frame 30"/>
  <node pkg="tf" type="static_transform_publisher" name="camera_base_link1" args="0 0 0 0 0 0 /kinect_link        /camera_rgb_frame 30"/>
  <node pkg="tf" type="static_transform_publisher" name="camera_base_link2" args="0 0 0 0 0 0 /camera_depth_frame /camera_depth_optical_frame 30"/>
  <node pkg="tf" type="static_transform_publisher" name="camera_base_link3" args="0 0 0 0 0 0 /camera_rgb_frame   /camera_rgb_optical_frame 30"/>

  <node pkg="depthimage_to_laserscan" type="depthimage_to_laserscan" name="depthimage_to_laserscan">
    <remap from="image" to="/my_p3dx/kinect/depth/image_raw"/>
    <remap from="camera_info" to="/my_p3dx/kinect/depth/camera_info"/>
  </node>

  <include file="$(find pioneer_nav)/Navigation/Common/simple_navigation_p3at.launch"/>

  <!-- Nodes -->
  <group ns="$(arg namespace)">
    <!-- Visual SLAM (robot side) -->
    <!-- args: "delete_db_on_start" and "udebug" -->
    <node name="rtabmap" pkg="rtabmap_ros" type="rtabmap" output="screen" args="$(arg rtabmap_args)" launch-prefix="$(arg launch_prefix)">

      <param name="subscribe_depth"               type="bool"     value="$(arg rgbd)"/>
      <param name="subscribe_scan"                type="bool"     value="$(arg subscribe_scan)"/>
      <param name="frame_id"                      type="string"   value="$(arg frame_id)"/>
      <param name="wait_for_transform_duration"   type="double"   value="$(arg wait_for_transform)"/>
      <param name="database_path"                 type="string"   value="$(arg database_path)"/>
      <param name="config_path"                   type="string"   value="$(arg cfg)"/>
      <param name="queue_size"                    type="int"      value="$(arg queue_size)"/>
      <param name="grid_size"                     type="double"   value="50"/>
      <param name="map_filter_radius"             type="double"   value="0.2"/>  <!-- Filter nodes before creating the maps. --> 
      
      <remap from="rgb/image"       to="$(arg rgb_topic)"/>
      <remap from="depth/image"     to="$(arg depth_topic)"/>
      <remap from="rgb/camera_info" to="$(arg camera_info_topic)"/>
      
      <remap from="scan"            to="$(arg scan_topic)"/>
      <remap from="odom"            to="$(arg odom_topic)"/>
      
      <!-- localization mode -->
    <param     if="$(arg localization)" name="Mem/IncrementalMemory" type="string" value="false"/>
    <param unless="$(arg localization)" name="Mem/IncrementalMemory" type="string" value="true"/>
    <param name="Mem/InitWMWithAllNodes" type="string" value="$(arg localization)"/>
    <param name="Mem/SaveDepth16Format"        type="bool"  value="false"/>

    <param name="RGBD/ProximityBySpace"        type="string" value="true"/>   <!-- Local loop closure detection (using estimated position) with locations in WM -->
    <param name="RGBD/AngularUpdate"           type="string" value="0.01"/>    <!-- Update map only if the robot is moving -->
    <param name="RGBD/LinearUpdate"            type="string" value="0.01"/>    <!-- Update map only if the robot is moving -->
    <param name="RGBD/OptimizeFromGraphEnd"    type="string" value="false"/>  <!-- Set to false to generate map correction between /map and /odom -->
    <param name="Optimizer/Slam2D"             type="string" value="true"/>
    <param name="Reg/Strategy"                 type="string" value="1"/>      <!-- Loop closure transformation refining with ICP: 0=Visual, 1=ICP, 2=Visual+ICP -->
    <param name="Reg/Force3DoF"                type="string" value="true"/> 
    <param name="Vis/MinInliers"               type="string" value="5"/>      <!-- 3D visual words minimum inliers to accept loop closure -->
    <param name="Vis/InlierDistance"           type="string" value="0.1"/>    <!-- 3D visual words correspondence distance -->
    <param name="Rtabmap/TimeThr"              type="string" value="700"/>
    <param name="Mem/RehearsalSimilarity"      type="string" value="0.45"/>
    <param name="Kp/MaxDepth"                  type="string" value="4.0"/>
    <param name="Icp/CoprrespondenceRatio"     type="string" value="0.3"/>
    <param name="Grid/FromDepth"               type="string" value="false"/>
    </node>

    <!-- Visualisation RTAB-Map -->
    <node if="$(arg rtabmapviz)" pkg="rtabmap_ros" type="rtabmapviz" name="rtabmapviz" args="-d $(arg gui_cfg)" output="screen" launch-prefix="$(arg launch_prefix)">
      <param name="subscribe_depth"             type="bool"     value="$(arg rgbd)"/>
      <param name="subscribe_scan"              type="bool"     value="$(arg subscribe_scan)"/>
      <param name="frame_id"                    type="string"   value="$(arg frame_id)"/>
      <param name="wait_for_transform_duration" type="double"   value="$(arg wait_for_transform)"/>
      <param name="queue_size"                  type="int"      value="$(arg queue_size)"/>
    
      <remap from="rgb/image"       to="$(arg rgb_topic)"/>
      <remap from="depth/image"     to="$(arg depth_topic)"/>
      <remap from="rgb/camera_info" to="$(arg camera_info_topic)"/>
      
      <remap from="scan"            to="$(arg scan_topic)"/>
      <remap from="odom"            to="$(arg odom_topic)"/>

    </node>
    
  </group>
  
  <!-- Visualization RVIZ -->
  <node if="$(arg rviz)" pkg="rviz" type="rviz" name="rviz" args="$(arg rviz_cfg)"/>
  <node if="$(arg rviz)" pkg="nodelet" type="nodelet" name="points_xyzrgb" args="standalone rtabmap_ros/point_cloud_xyzrgb">

    <remap from="rgb/image"         to="$(arg rgb_topic)"/>
    <remap from="depth/image"       to="$(arg depth_topic)"/>
    <remap from="rgb/camera_info"   to="$(arg camera_info_topic)"/>
    <remap from="cloud"             to="voxel_cloud" />

    <param name="decimation"  type="double" value="2"/>
    <param name="voxel_size"  type="double" value="0.02"/>
    <param if="$(arg stereo)" name="approx_sync" type="bool"   value="$(arg approx_sync)"/>
  </node>

</launch>