Visual exploration and generation of connectivity in neural networks - - PowerPoint PPT Presentation

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Visual exploration and generation of connectivity in neural networks - - PowerPoint PPT Presentation

Visual exploration and generation of connectivity in neural networks bridging the gap between empirical data and theoretical model definition. Patrick Herbers a,b , Sergio E. Galindo c , *Wouter Klijn a , Sandra Diaz-Pier a , Juan Pedro Brito d ,


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Wouter Klijn, Göttingen, 14 Sept 2017

Patrick Herbersa,b, Sergio E. Galindoc, *Wouter Klijna, Sandra Diaz-Piera, Juan Pedro Britod, Pablo Tohariad, Susana Matac,d, Oscar D. Roblesc,d, Luis Pastorc,d, Juan J. Garcia-Canteroc, Alexander Peysera

aSimulation Lab Neuroscience, Bernstein Facility for Simulation and Database Technology, Institute for Advanced

Simulation, Jülich Aachen Research Alliance Forschungszentrum Jülich

bMRG Structure Of Memory, Ruhr-Universität Bochum, Bochum, Germany cUniversidad Rey Juan Carlos, Madrid, Spain dCenter for Computational Simulation, Universidad Politécnica de Madrid, Madrid, Spain

Visual exploration and generation

  • f connectivity in neural networks

bridging the gap between empirical data and theoretical model definition.

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Contents

  • Visual Network Generation and Exploration
  • From Visualization to Simulation
  • Bridging the gap between empirical data and

theoretical model definition

  • Modular Science Workflow
  • Modular Apps via APIs and

functional contracts

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Visual Network Exploration and Generation

Caspers et al. 2014 Pastor et. al. 2015, Data: BBP Potjans et. al. 2011 Woodman, et al. 2017

NeuroScheme

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Proof of Concept Workflow

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NeuroScheme to Simulation Pipeline

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Live / In-Situ Visualization and Control Pipeline

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Automated Pipeline with Live Viewer

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Data/Model Derived Comparison Pipeline

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Separation in Front- and Back-end

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Major Computational Domains

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Modular Science Workflow

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Detailed Interactions of Two Modules

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The Major Computational Domains

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The Major Computational Domains

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HPC Data Transport Stack

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HPC Remote Process Control

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Isolation of Domain Specific Knowledge

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Integrated GUI Builder

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Orchestration and HPC Nice to Haves

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Modular Apps via APIs and functional contracts

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Connectivity in Modular Science

  • Connectivity is an important part of analysis workflows

that neuroscientist use today.

  • Building a framework that combines, maximizes and

reuses technical and scientific expertise is essential to study connectivity and by extension the brain.

  • A modular approach will improve collaborative work:

The framework diagram doubles as a social diagram.

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Suggestions?

The European Union’s Horizon 2020 Programme under grant no. 720270 (HBP SGA1) The Spanish Ministry of Economy and Competitiveness under grants C080020-09 and TIN2014-57481 JARA-HPC, the Helmholtz Association through the Portfolio Theme SMHB and the CRCNS grant.

Acknowledgements References

  • S. Caspers, et. al., Studying variability in human brain aging in a population-based German cohort—rationale and design of 1000BRAINS, 2014, Frontiers Aging

Neuroscience

  • L. Pastor, et. al.,NeuroScheme: Efficient multiscale representation for the visual exploration of morphological data in the human brain neocortex, 2015, Proc. of

Congreso Español de Informática Gráfica

  • T. Potjans, M. Diesman, The Cell-Type Specific Cortical Microcircuit: Relating Structure and Activity in a Full-Scale Spiking Network Model, 2014, Cerebral Cortex
  • M. Woodman et. al., Automatically generating HPC-optimized code for simulations using neural mass models, 2017, CNS
  • P. Gleeson, NeuroML: A Language for Describing Data Driven Models of Neurons and Networks with a High Degree of Biological Detail, 2010, PLOS Computational

Biology

  • M. Djurfeldt, The Connection-Set Algebra—A Novel Formalism for the Representation of Connectivity Structure in Neuronal Network Models, 2015, Neuroinformatics
  • M. Djurfeldt, et. al., Efficient Generation of Connectivity in Neuronal Networks from Simulator-Independent Descriptions, 2014, Frontiers in Neuroinformatics

w.klijn@fz-juelich.de