ARCHITECT OF ELIONA – CONTRIBUTION OF DR. JOHNNY RUANGMEI

1. Introduction

The conceptualisation, design, and development of the Eliona Supercomputer—the High-Performance Computing (HPC) backbone for the Nagaland Centre for Disaster Management and Atmospheric Research (NaCDAR) under NSDMA—was carried out by Dr. Johnny Ruangmei. His pioneering work provides Nagaland with a state-of-the-art computational platform for scientific modelling, multi-hazard forecasting, climate analytics, and resilient infrastructure planning.

2. Role of the Architect

As the principal architect, Dr. Johnny Ruangmei structured Eliona’s system design across the full technical spectrum, including:

2.1 High-Performance Computing Architecture

  • Designed the hybrid CPU–GPU cluster architecture
  • Defined the master node, compute nodes, GPU nodes and memory hierarchy
  • Selected the appropriate modelling, AI, and geospatial software stacks

2.2 Data & Modelling Framework

  • Developed the design for multi-hazard simulation pipelines
  • Integrated climate, hydrological, geospatial, atmospheric and AI/ML workflows
  • Designed the data ingestion pipelines for IMD, ISRO, NESAC, CWC, AWS stations, drones, and IoT sensors

2.3 Digital Twin & Hazard Mapping Ecosystem

  • Architected the digital-twin framework for urban and rural resilience
  • Designed the system for automated hazard zonation and terrain analytics
  • Structured the GIS backbone for district and village-level climate vulnerability mapping

2.4 Decision-Support & Governance Integration

  • Engineered the model output workflow for NSDMA’s decision-support systems
  • Defined the district-level alerting system, dashboards, and operational interfaces
  • Integrated the parametric insurance computation under CARe Nagaland

2.5 Disaster Loss & Damage Analytics

  • Designed the automated post-disaster assessment framework
  • Integrated satellite-based change detection, LiDAR, and drone photogrammetry
  • Created a rapid reporting architecture aligned with NDRF/SDRF norms through the Decentralised Relief Payment System (DRPS).

3. Significance of His Contribution

Dr. Johnny Ruangmei’s architectural leadership has:

  • Established Nagaland’s first dedicated supercomputing system for disaster management.
  • Enabled real-time scientific modelling for rainfall, landslides, flash floods and extreme weather.
  • Positioned NaCDAR as a pioneer among hill states in digital hazard analytics.
  • Provided the blueprint for future-ready governance, research, and innovation.

His work marks a major technological milestone for the State and lays the foundation for a resilient, data-driven Nagaland.

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