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Related Experiment Video

Updated: Jun 26, 2026

Functional Near Infrared Spectroscopy of the Sensory and Motor Brain Regions with Simultaneous Kinematic and EMG Monitoring During Motor Tasks
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Functional Near Infrared Spectroscopy of the Sensory and Motor Brain Regions with Simultaneous Kinematic and EMG Monitoring During Motor Tasks

Published on: December 5, 2014

Goal selection versus process control in a brain-computer interface based on sensorimotor rhythms.

Audrey S Royer1, Bin He

  • 1Graduate Program in Neuroscience, Department of Biomedical Engineering, University of Minnesota, Minneapolis, MN 55455, USA. smit3696@umn.edu

Journal of Neural Engineering
|January 22, 2009
PubMed
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Goal selection brain-computer interfaces (BCI) offer a more natural user experience than process control BCIs. This study found goal selection superior in speed, accuracy, and information transfer rate for both trained and new users.

Area of Science:

  • Neuroscience
  • Biomedical Engineering
  • Human-Computer Interaction

Background:

  • Brain-computer interfaces (BCI) translate neural signals into commands.
  • Two main BCI strategies exist: process control and goal selection.
  • Goal selection BCIs may offer a more intuitive user experience.

Purpose of the Study:

  • Directly compare the efficacy of goal selection versus process control strategies in BCIs.
  • Evaluate performance differences in both trained and naive BCI users.

Main Methods:

  • Utilized scalp-recorded electroencephalograms (EEG) from eight healthy human subjects.
  • Implemented five computer cursor control paradigms: three goal selection and two process control.
  • Analyzed performance metrics including accuracy, speed, and information transfer rate.

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Published on: November 24, 2015

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Last Updated: Jun 26, 2026

Functional Near Infrared Spectroscopy of the Sensory and Motor Brain Regions with Simultaneous Kinematic and EMG Monitoring During Motor Tasks
11:31

Functional Near Infrared Spectroscopy of the Sensory and Motor Brain Regions with Simultaneous Kinematic and EMG Monitoring During Motor Tasks

Published on: December 5, 2014

SSVEP-based Experimental Procedure for Brain-Robot Interaction with Humanoid Robots
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SSVEP-based Experimental Procedure for Brain-Robot Interaction with Humanoid Robots

Published on: November 24, 2015

Main Results:

  • Goal selection BCIs demonstrated higher accuracy for seven out of eight subjects.
  • Goal selection resulted in more successful task completions per run and faster performance.
  • Information transfer rates were significantly higher with the goal selection strategy.

Conclusions:

  • Goal selection represents a more effective and natural strategy for BCI control compared to process control.
  • The findings are consistent across both trained and naive BCI user populations.
  • This study provides the first direct empirical comparison favoring goal selection BCIs.