ORCID

https://orcid.org/0009-0004-4408-3538

Creation Date

5-1-2026

Degree

Bachelor of Science (B.S.)

Major(s)

Computer Science and Engineering

Document Type

Immediate Open Access

Abstract

A brain-computer interface (BCI) can allow someone to utilize electrical signals in their brain to complete tasks using a computer. BCIs can help people take advantage of technology to type without the need for a traditional keyboard setup. This paper used the OpenBCI Mark IV to test the effectiveness of non-invasive BCIs with dry electrodes within the OpenViBE P300 Speller. This paper shows how to use the P300 speller through a setup pipeline. Results indicate that electrode placement affects P300 accuracy and that areas related to visual processing improve accuracy, suggesting that P300 signals can be detected within OpenBCI Mark IV, but face challenges due to latency and noise.

Date Defended

5-1-2026

Thesis Director

Dr. Adam Jones

Second Committee Member

Dr. John Bickle

Third Committee Member

Dr. Anastasia Elder

Rights Statement

"Utilizing Brain Computer Interfaces that Interact with a Virtual Keyboard", Copyright 2025 by Skye Lilienthal. This work is licensed under CC BY-NC-ND. Note that in addition to my own works of authorship, this thesis may contain and provide citations to third party content. If your use goes beyond fair use, you would need to contact those rights holders for additional licensing/permissions.

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Digital Object Identifier (DOI)

https://doi.org/10.54718/PEVA3507