Table 1 Experimental configuration.

From: The construction of an integrated cloud network digital intelligence platform for rail transit based on artificial intelligence

Category

Configuration/version description

Graphics processing unit (GPU) acceleration

8 × Nvidai A100 80GB (NVLink Interconnection)

Central processing unit and memory

256 cores Intel Xeon Gold 6338 + 2TB Double Data Rate 4 Error-Correcting Code memory

Storage system

Distributed Solid-State Drive storage (≥ 4 gigabytes (GB)/s), and hierarchical management of hot and cold data

Network environment

100Gb InfiniBand Interconnect + Jetson Edge AI node deployment (12 units)

Operating system

EulerOS + Kernel-based Virtual Machine virtualization

AI framework

PyTorch 2.2, TensorFlow 2.14, Deep Graph Library 1.1.2, PyTorch Geometric

Data processing

Apache Flink 1.17, Kafka 3.5, Neo4j 5.8 graph database

Visual simulation

Unity 2022.3 + Unreal Engine 5.2 (For digital twins engines)