Dushanthi Madhushika Manamalage
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Dushanthi Madhushika Manamalage

PhD Student • University of Auckland
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About

I am a PhD researcher at the University of Auckland, where I develop trustworthy AI methods for early depression detection using speech and language. My research combines machine learning, speech processing, multimodal learning, and federated learning to build AI systems that are accurate, interpretable, and privacy-preserving. Ultimately, my goal is to create clinically meaningful AI technologies that support accessible and ethical mental healthcare.

Latest Highlights

Presentations, media, research outreach, and upcoming events.

Featured Research

Selected research themes from my PhD and related projects.

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ALiDeR

Multimodal Depression Detection

Speech and text-based modelling for early depression screening.

FedMPA

Privacy-Preserving Learning

Federated multimodal learning for sensitive mental health data.

PPS

Privacy-Performance Trade-offs Analysis

Quantifying the trade-off between predictive performance and privacy preservation to support trustworthy federated AI for healthcare.

Recent Publications

Key publications, media, and academic activities.

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Towards Trustworthy Speech-Based Multimodal Depression Detection

Accepted at The 12th ISCA-SAC Doctoral Consortium 2026

Presents my PhD research vision for developing trustworthy AI systems for speech-based depression detection, integrating multimodal learning, privacy-preserving federated learning, and representation-level interpretability.

More of us are using AI are therapists - should we be?

RNZ-Afternoon · Media Interview · 2026

A live media interview discussing the opportunities and limitations of AI in mental healthcare, and how AI can support therapists through early detection, self-reflection, and scalable mental health technologies.

AI can’t replace mental health therapists. But here’s where it might make a difference

The Conversation · Media · July 2026

A public-facing commentary discussing the opportunities and limitations of AI in mental healthcare, and how AI can support therapists through early detection, self-reflection, and scalable mental health technologies.

FedMPA: A Novel Privacy-Performance Optimization Approach for Multimodal Speech-Based Depression Detection

Accepted at Interspeech 2026 · Federated Learning · Privacy-Preserving AI

A privacy-preserving multimodal learning framework for speech-based depression detection, designed to balance predictive performance with privacy protection in federated settings.

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Let's Connect

I'm always interested in discussing research collaborations, AI for healthcare, and academic opportunities.