Brain Inspired Navigation Blog

Category: Brain-Inspired Navigation

Brief News of Cognitive Navigation (2018-002)

1. ‘Bat-nav’ reveals how the brain tracks other animals

By Alison Abbott, published on the Nature News in Jan 12, 2018

  • The brain’s navigation system — which keeps track of where we are in space — also monitors the movements
…
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【Excerpt Note】Continuous Attractor Neural Network (CANN) and 1D CANN for Head Direction

This is a brief excerpt note for studying the continuous attractor neural network (CANN) and 1D CANN for Head Direction.

The content is from the Wu, S., et al. review paper. (Wu, S., Wong, K.M., Fung, C.A., …

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【Excerpt Note】Multi-scale brain research

The video was published on the Vimeo by TRICKLABOR in  Jan 8, 2018

Scientists examine the brain and how it works on many different levels, from human interactions to the chemistry of neurotransmitters. This animations compares the scale of the …

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【Excerpt Note】The Representation of Movement Direction in the Motor Cortex: Single Cell and Population Studies

The chapter is published by Apostolos P. Georgopoulos, John F. Kalaska, Michael D. Crutcher, Roberto Caminiti, Joe T. Massey in 1984.

This blog is a brief summary of the chapter about neuronal mechanisms and representation of movement direction.

  • The paper
…
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【Excerpt Note】Neuronal Population Coding of Movement Direction

Georgopoulos, Apostolos P., Andrew B. Schwartz, and Ronald E. Kettner. “Neuronal population coding of movement direction.” Science (1986): 1416-1419.

The blog is a brief summary of the neuronal population coding model for movement direction.

Brief Summary

  • Although individual neurons in
…
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【Excerpt Note】Population Encoding and Decoding

The content is from the lecture notes (M1_Slides_Population_Coding, M1_Notes_Population_Coding) of ‘Theoretical Systems Neuroscience’ by Professor Wei Ji Ma (Baylor College of Medicine) in 2013. He is now leading the Wei Ji Ma’ lab at Center for Neural …

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How to get the best current activity state in continuous attractor network with population decoding?

Models of head direction and place cells often use some form of attractor network (Redish, Elga et al. 1996; Zhang 1996; Samsonovich and McNaughton 1997; Stringer, Rolls et al. 2002; Stringer, Trappenberg et al. 2002). Typically an array of cells …

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How to implement the visual processing module for pose calibration in RatSLAM?

In this report, I summarized some key methods for visual processing module in RatSLAM or RatSLAM-based System. There are more than six approaches as following. By comparing and doing some practical experiments, I think that the intensity scanline profile and …

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Brief News of Cognitive Navigation (2017-001)

  1. Neuroscience-inspired Data Compression

         By Prof. Michael Milford  Dec 21, 2017

  • A project: An infinitely scalable learning and recognition network. The idea at the core of the project is to combine neuroscience and machine learning to develop new data compression techniques,
…
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【Latest Papers】Cognitive Navigation by Neuro-Inspired Localization, Mapping and Episodic Memory

Abstract One of the important topics in the study of robotic cognition is to enable robot to perceive, plan and react to situations in a real-world environment. We present a novel angle on this subject, by integrating active navigation with …

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Nature Neuroscience Nov. 2017 Issue: Focus on Spatial Cognition

From Nature Neuroscience  Oct. 31 2017

Navigation is the ability to estimate one’s own position and to track and plan one’s own path in physical space, be it on land, on sea, in the air or even in space. …

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Bat brain signals illuminate navigation in the dark

Brief content From ScienceNews   BY  AMBER DANCE 12:30PM, SEPTEMBER 20, 2017

Neuroscientist Nachum Ulanovsky and his colleagues of the Weizmann Institute of Science in Rehovot, Israel, studying several different species of bats, are investigating how the flying mammals perceive …

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Brain Mechanisms of Navigation in Physical and Cognitive Spaces

The following lectures are presented in the NEUROSCIENCE SYMPOSIUM : BRAIN MECHANISMS OF NAVIGATION IN PHYSICAL AND COGNITIVE SPACES at Central European University in August 31, 2017.

This is a special symposium with four outstanding scientist (three Nobel laureates and one Brain Prize winner) …

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Bat brains: Studies of free-flying bats reveal nerve cells that enable complex navigation.

Bat brain signals illuminate navigation in the dark

brown bat

Read more in the Science News https://www.sciencenews.org/article/bat-brain-signals-illuminate-navigation-dark …

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Some Tips When Run RatSLAM MATLAB Code

Some Tips When Run RatSLAM MATLAB Code

Fangwen Yu

Sep 21, 2017

0. RatSLAM MATLAB Code and Datasets

Open source code:

 https://wiki.qut.edu.au/display/cyphy/RatSLAM+MATLAB

Datasets Links:

Here is a link to the iRat's video:

https://www.dropbox.com/s/4905nzbx4pnihr7/log_irat_red.avi?dl=0

The iRat's odom in text form:

https://www.dropbox.com/s/9ns3uknayad8y1t/log_irat_red.txt?dl=0…

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Brain Inspired Navigation Blog

New discovery worth spreading on brain-inspired navigation in neurorobotics and neuroscience

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