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Duo Discover : Mind reading AI
🧠AI recreates images from brain activity
Researchers at Radboud University in the Netherlands have developed a groundbreaking AI system capable of reconstructing images directly from brain activity.
How It Works
Using functional MRI (fMRI) scans, this AI system analyzes brain activity to recreate the images seen by individuals. The brain scans highlight activity in specific brain areas, enabling the AI to produce increasingly accurate visual reconstructions as it learns which brain regions are most relevant.
"As far as I know, these are the closest, most accurate reconstructions," said Umut Güçlü of Radboud University, according to New Scientist.
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Innovative Research Approach
The research team employed fMRI scans from humans and direct electrode recordings from a macaque monkey to record brain activity while viewing images. This dual approach allowed the AI to refine its focus on specific brain areas, enhancing the precision of its reconstructions over time.
The top row shows the images seen by the monkey, while the bottom row displays the AI system's reconstructed images from brain activity. (Image: NewScientist)
Global Impact and Applications
This innovative technology places Radboud University's team among the leading researchers globally who are utilizing AI to interpret and visualize brain recordings. In previous studies, the team recorded the brain activity of three individuals as they viewed photographs using an fMRI scanner. They also used implanted electrode arrays to directly record the brain activity of a macaque monkey observing AI-generated images.
Recently, the team reanalyzed data from these studies with an enhanced AI system that can more accurately determine the brain regions to analyze. This improvement has significantly boosted the reconstruction accuracy.
Future Potential
While the research has some limitations, such as relying on pre-existing images in the dataset, it represents a significant advancement. Potential applications range from assisting stroke victims with communication to interpreting dreams, marking a substantial leap forward for AI technology.
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