ADHD based on deep network and subtype diagnosis method thereof

By analyzing video sequences using the Cognition_Net deep neural network and extracting physiologically specific indicators, the accuracy and consistency issues of existing ADHD diagnostic methods are resolved, achieving efficient diagnosis of ADHD and its subtypes.

CN121709200APending Publication Date: 2026-03-20CHONGQING UNIV
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Patent Information

Application Number
CN202511798014.7
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-12-02
Publication Date
2026-03-20

AI Technical Summary

Technical Problem

Existing methods for diagnosing ADHD rely on subjective approaches and lack clear biomarkers. Furthermore, existing objective methods such as fMRI, EEG, and eye-tracking devices suffer from complex data processing, limited accuracy, or susceptibility to interference, making it difficult to achieve high accuracy and consistency in diagnosis.

Method used

By employing the Cognition_Net deep neural network, physiologically specific indicators such as attention, average eye movement velocity, and average pupil size change velocity are extracted from short-term natural video sequences. A lightweight gaze-tracking network is constructed, and combined with multi-scale feature fusion and wavelet attention feature fusion modules, high-precision diagnosis of ADHD and its subtypes is achieved.

Benefits of technology

Without the need for specialized equipment or specific conditions, it achieves a 99% accuracy rate in distinguishing children with ADHD from healthy children, and can differentiate between the three subtypes of ADHD, with performance approaching that of professional-grade eye trackers.

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Abstract

The invention discloses an ADHD and subtype diagnosis method based on a deep network. The ADHD and subtype diagnosis method based on the deep network comprises the following steps: establishing a sight tracking network CognittionNet; the method comprises the following steps: acquiring an attention signal At (t) and an iris signal Ir (t) by using a front short video input CognittionNet of a person to be detected; the variance (Atstd) and the average change speed (Atvmean) of At (t) are counted; counting the average change speed (Irvmean) of the Ir (t); judging whether the person to be detected is ADHD or non-ADHD; and judging and confirming whether the ADHD patient belongs to an attention deficit type (ADHD-I), a hyperactivity impulse type (ADHD-II) or a hybrid type (ADHD-III). Therefore, the objective diagnosis of the ADHD and the subtype thereof can be realized by only adopting one short video.
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