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TIAGo for Rehabilitation

Human-centred robotics · Research programme

A multi-paper research programme combining robot kinematics, markerless upper-limb tracking and gesture retargeting for rehabilitation-oriented human–robot interaction.

TIAGo kinematic reference frames for posture analysis and grasping
Adapted from Bajrami et al., Robotics 13(4), 56 (2024), Figure 4, CC BY 4.0.

At a glance

Context

Upper-limb rehabilitation research

My focus

Kinematics, perception and gesture retargeting

Tools

ROS, MATLAB, Gazebo, DeepStream and multi-view vision

The challenge

Rehabilitation exercises depend on repeatable movement, but translating a human arm gesture to a mobile manipulator is not a simple copy operation. Depth ambiguity, occlusion, different limb proportions and TIAGo’s redundant kinematics all affect the motion that the robot can reproduce.

My contribution

I worked on TIAGo kinematic modelling, software implementation, markerless perception, motion retargeting, validation and simulation, in collaboration with Università Politecnica delle Marche and CNR-ISTC.

From perception to robot motion

  1. Capture upper-limb motion from complementary RGB viewpoints.
  2. Detect anatomical keypoints and reconstruct their three-dimensional position by triangulation.
  3. Scale the human geometry to the robot and estimate an initial arm configuration.
  4. Refine the joint solution using inverse kinematics, then smooth and send the motion through ROS.

The research also studied posture optimisation and static force capability, showing why the configuration of a redundant robot matters as much as the target pose itself.

Evidence and limits

Published studies cover formal kinematic models, markerless tracking, multi-view reconstruction and a real-time mimicry prototype. The gesture-mimicry work was primarily validated in MATLAB and Gazebo; it does not establish clinical efficacy, patient validation or medical-device status.

Selected publications

This page presents a research programme, not a clinically validated product.