Videos

Below are links to videos of Nengo being used to construct and simulate various networks. A list of video contents, transcripts, and links to the documentation and scripts for running networks (most of which are included with the Nengo download) are found on each page.

Video collections:

• Spaun (our large-scale functional brain model)

• Tutorials

• Demos

• Examples

Tutorial videos

These videos provide an overview of the Nengo interface and basic examples of how to use Nengo.

• Basic network construction (6:19)
• Additional workspace features (8:45)
• Basic network simulation (4:37)
• Additional interactive plot features (7:25)
• Basic scripting (6:03)

Demo videos

These videos capture the execution of the demo scripts included with Nengo. They explain what the demo is intended to show.

Simple simulations

• A single neuron (1:15)
• Two neurons (1:37)
• A population of neurons (1:19)
• 2D representation (2:25)

Transformations

• Communication channel (1:02)
• Squaring (1:01)
• Addition (1:44)
• Combining 1D to 2D representation (0:53)
• Multiplication (1:34)
• Convolution (2:54)

Dynamics

• Integrator (1:24)
• Controlled integrator (1:49)
• Controlled integrator 2 (1:22)
• Oscillator (1:33)

Learning

• Learning a communication channel (2:00)
• Learning to compute the product (2:44)
• Learning to compute the square of a vector (2:10)

Basal ganglia based simulations

• Basal ganglia (1:20)
• Repeating a simple sequence (1:35)
• Sequencing with routing
• Simple question answering
• Question answering with memory
• Controlled question answering

Example models

These videos show various example models running in Nengo. Many are in the model archive.

• Collection of Spaun (2.5 million neuron, cognitive) simulations
• Spiking object recognition (1:25)
• Overview of Nengo simulations (6:00)
• Nengo playing Tic tac toe (2:05)
• Several kinds of oscillators (1:00)
• A spiking neuron Braitenburg vehicle (1:38)
• An arm controller