New computer will mimic human brain -- and I'm kinda scared
Sabine Hossenfelder
6 min, 37 sec
An Australian lab is developing a neuromorphic supercomputer named Deep South, designed to mimic the human brain's structure and efficiency.
Summary
- The supercomputer will physically resemble a human brain's neuron networks and perform about 228 trillion operations per second.
- Neuromorphic computing, the paradigm behind this supercomputer, aims to model computers after brains, different from AI but sharing the concept of neuron networks.
- The project focuses on how the brain can operate on low power, potentially leading to energy-efficient computing.
- Deep South will use field-programmable gate arrays to simulate brain-like spiking and incorporate randomness in artificial neuron behavior.
- The supercomputer is set to complete by April and will be accessible for research, with potential to operate much faster than the human brain.
Chapter 1
An Australian lab's supercomputer will resemble a human brain, performing many operations but still fewer than a real brain.
- The supercomputer is being built at Western Sydney University, embracing neuromorphic computing.
- The paradigm is distinct from AI, focusing on hardware that mimics the physical neuron networks.
Chapter 2
Neuromorphic computing diverges from AI by replicating the brain's physical network structure, not just the software.
- AI uses software to represent neuron networks, while neuromorphic computing aims to make the hardware resemble the brain's network.
- Neuromorphic computers don't use biological tissue but emulate the brain's connectivity and functionality.
Chapter 3
Neuromorphic computing includes diverse methods, from simple wire networks to sophisticated processors like IBM's True North.
- Some experiments use a random network of wires as a simple neuromorphic model.
- IBM's True North processor, introduced in 2014, contains 1 million cores with neuron-like firing.
Chapter 4
Deep South, named to reflect its Australian roots, will use field-programmable gate arrays to mimic neuron spiking and behavior.
- The supercomputer will be named Deep South, alluding to both its location and existing technology like Google's Deep Mind.
- Field-programmable gate arrays will simulate neurons and incorporate randomness, a key brain characteristic.
Chapter 5
The project aims to understand the brain's power efficiency, not to create a super-powerful computer.
- The goal is to learn how the brain operates on low power, which could inform energy-efficient computing.
- Deep South will be slower to emulate the brain's speed, and completion is planned for April.
Chapter 6
The video ends with a humorous conversation and a promotion for the science magazine Nautilus.
- A playful conversation with Elon Musk about the naming of projects with 'Deep' is mentioned.
- The science magazine Nautilus is promoted for keeping up with scientific developments.
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