Evidence map›Paper›PMID 39215126›Full record

ArticleScientific reports2024

CTNet: a convolutional transformer network for EEG-based motor imagery classification.

Wei Zhao, Xiaolu Jiang, Baocan Zhang, Shixiao Xiao, Sujun Weng

Abstract read
In one paragraph

Article in Scientific reports, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

41 citing papers in PubMed.

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  16. Leednet: a lightweight network for event detection in EEG signals.Journal on advances in signal processing · 2026
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Wei ZhaoChengyi College, Jimei University, Xiamen, 361021, China. zhaowei701@163.com.
Xiaolu JiangChengyi College, Jimei University, Xiamen, 361021, China.
Baocan ZhangChengyi College, Jimei University, Xiamen, 361021, China.
Shixiao XiaoChengyi College, Jimei University, Xiamen, 361021, China.
Sujun WengChengyi College, Jimei University, Xiamen, 361021, China.

Funding

Big data technology institute of Chengyi College, Jimei University of China CYKYPT02Natural Science Foundation of Fujian Province of China 2023J01785Xiamen Natural Science Foundation of China 3502Z202374054
6 · The paper itself

Abstract

Brain-computer interface (BCI) technology bridges the direct communication between the brain and machines, unlocking new possibilities for human interaction and rehabilitation. EEG-based motor imagery (MI) plays a pivotal role in BCI, enabling the translation of thought into actionable commands for interactive and assistive technologies. However, the constrained decoding performance of brain signals poses a limitation to the broader application and development of BCI systems. In this study, we introduce a convolutional Transformer network (CTNet) designed for EEG-based MI classification. Firstly, CTNet employs a convolutional module analogous to EEGNet, dedicated to extracting local and spatial features from EEG time series. Subsequently, it incorporates a Transformer encoder module, leveraging a multi-head attention mechanism to discern the global dependencies of EEG's high-level features. Finally, a straightforward classifier module comprising fully connected layers is followed to categorize EEG signals. In subject-specific evaluations, CTNet achieved remarkable decoding accuracies of 82.52% and 88.49% on the BCI IV-2a and IV-2b datasets, respectively. Furthermore, in the challenging cross-subject assessments, CTNet achieved recognition accuracies of 58.64% on the BCI IV-2a dataset and 76.27% on the BCI IV-2b dataset. In both subject-specific and cross-subject evaluations, CTNet holds a leading position when compared to some of the state-of-the-art methods. This underscores the exceptional efficacy of our approach and its potential to set a new benchmark in EEG decoding.

Indexed as

Brain-Computer InterfacesElectroencephalographyImaginationNeural Networks, ComputerAlgorithmsBrainHumansSignal Processing, Computer-AssistedBrain-computer interface (BCI)Convolutional neural networks (CNN)Motor imagery (MI)Transformer

Identifiers

PMID39215126
PMCPMC11364810

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.