T. Nagata

About

T. Nagata is a pioneering researcher in multirobot coordination, robotic manipulation, and sensor-based autonomous systems. Their foundational work on multirobot plan generation in continuous domains introduced a production-rule-based system capable of avoiding collisions among robots, laying the groundwork for distributed motion planning. Nagata’s contributions to cooperative manipulation are notable for integrating genetic algorithms with contact information, enabling robot arms to manipulate objects without relying on vision systems—a significant advance for unstructured environments. Their research also spans 3D pose determination of flexible objects using curvature-based stereo matching, crucial for automating handling of cables and wires. Nagata’s work on omni-directional image processing with spherical hexagonal pyramids advanced hierarchical data structures for mobile robots. With over 30 citations for their seminal 1988 paper and a sustained record of publications in the early 2000s, Nagata’s impact is evident in multirobot systems, sensor fusion, and autonomous grasping. Their exploration of anthropomorphic binocular vision planning and contract-net-based assembly planning further demonstrates a career dedicated to enabling robots to perceive, reason, and act in complex, shared environments.

Research Focus

Key Achievements

Top Papers

1. 1
   Multirobot plan generation in a continuous domain: planning by use of plan graph and avoiding collisions among robots

   30 citations · 1988
2. 2
   Cooperative manipulations based on genetic algorithms using contact information

   13 citations · 2002
3. 3
   Image processing on an omni-directional view using a spherical hexagonal pyramid: vanishing points extraction and hexagonal chain coding

   10 citations · 2002
4. 4
   Determination of 3-D pose of a flexible object by stereo matching of curvature representations

   9 citations · 2002
5. 5
   Coordination of visual and tactile sensors for pushing operation using multiple autonomous arms

   6 citations · 2002
6. 6
   Reasoning simplified volumetric shapes for robotic grasping

   5 citations · 2002
7. 7
   3-dimensional object model construction from range images taken by a range finder on a mobile robot

   5 citations · 2002
8. 8
   Cooperative Motion Planning For Autonomous Manipulators

   4 citations · 2005
9. 9
   An anthropomorphic binocular-vision planning for grasping parts by robots

   3 citations · 2002
10. 10
    Robot assembly planning using contract nets

    3 citations · 2002

Key Collaborators

Contact & Links