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Research

Research Portfolio

Explore our core focus areas and recent scientific outputs in AI and decentralized infrastructure.

Generalization of AI-Generated Image Detectors: A Face-Centric StudyNew

Authors: Thomas, Elizabeth, Fengchen

Generic AI-image detectors collapse out-of-distribution (worst-group AUROC 0.526), while a face-focused detector stays robust across unseen generators and corruptions.

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Algorithmic Bias Auditing: Image Generation Benchmarks

Authors: Mousumi, Thomas

Benchmarking demographic representation bias in state-of-the-art image generation models, with mitigation via prompt engineering and fine-tuning.

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Psychological Indicator Analysis: Children's Drawing Signals

Authors: Mousumi, Thomas

Adapting vision-language models to quantify visual patterns in children's drawings, supporting a non-clinical screening workflow for developmental psychology.

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Real2Gen: A Frequency-Space Benchmark for Detecting AI-Generated Images

Authors: Thomas, Elizabeth

A benchmark of aligned real–generated pairs with frequency-space evaluation for open-set, cross-architecture robustness testing of AI-image detectors.

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Blockchain-Based Decentralized Domain Name System

Authors: Thomas, Peter, Alma, Amuru, Edward, Osman

Proof-of-Work powered DDNS integrating IPFS storage, zero-trust signatures, and 15-second record propagation.

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FreqCross: Detecting Stable Diffusion 3.5 Images

Authors: Thomas

Multi-branch frequency–spatial fusion model reaching 97.8% accuracy on diffusion-generated image forensics.

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Phase-Coding Audio Steganography

Authors: Thomas

Adaptive mid-frequency phase embedding to authenticate audio in the era of AI voice synthesis.

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VeryNews: Multi-Agent System for News Authenticity Verification

Authors: Thomas, Peter

Multi-agent system for automated fact-checking using nine specialized agents, achieving 87% macro-F1 score with evidence-grounded reasoning.

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