Code Digital Twin: A Knowledge Infrastructure for AI-Assisted Complex Software Development

Fuente: arXiv
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Autori principali: Peng, Xin, Wang, Chong
Natura: Preprint
Pubblicazione: 2025
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author Peng, Xin
Wang, Chong
author_facet Peng, Xin
Wang, Chong
contents Recent advances in AI coding tools powered by large language models (LLMs) have shown strong capabilities in software engineering tasks, raising expectations of major productivity gains. Tools such as Cursor and Claude Code have popularized "vibe coding" (where developers steer development through high-level intent), commonly relying on context engineering and Retrieval-Augmented Generation (RAG) to ground generation in a codebase. However, these paradigms struggle in ultra-complex enterprise systems, where software evolves incrementally under pervasive design constraints and depends on tacit knowledge such as responsibilities, intent, and decision rationales distributed across code, configurations, discussions, and version history. In this environment, context engineering faces a fundamental barrier: the required context is scattered across artifacts and entangled across time, beyond the capacity of LLMs to reliably capture, prioritize, and fuse evidence into correct and trustworthy decisions, even as context windows grow. To bridge this gap, we propose the Code Digital Twin, a persistent and evolving knowledge infrastructure built on the codebase. It separates long-term knowledge engineering from task-time context engineering and serves as a backend "context engine" for AI coding assistants. The Code Digital Twin models both the physical and conceptual layers of software and co-evolves with the system. By integrating hybrid knowledge representations, multi-stage extraction pipelines, incremental updates, AI-empowered applications, and human-in-the-loop feedback, it transforms fragmented knowledge into explicit and actionable representations, providing a roadmap toward sustainable and resilient development and evolution of ultra-complex systems.
format Preprint
id arxiv_https___arxiv_org_abs_2503_07967
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Code Digital Twin: A Knowledge Infrastructure for AI-Assisted Complex Software Development
Peng, Xin
Wang, Chong
Software Engineering
Recent advances in AI coding tools powered by large language models (LLMs) have shown strong capabilities in software engineering tasks, raising expectations of major productivity gains. Tools such as Cursor and Claude Code have popularized "vibe coding" (where developers steer development through high-level intent), commonly relying on context engineering and Retrieval-Augmented Generation (RAG) to ground generation in a codebase. However, these paradigms struggle in ultra-complex enterprise systems, where software evolves incrementally under pervasive design constraints and depends on tacit knowledge such as responsibilities, intent, and decision rationales distributed across code, configurations, discussions, and version history. In this environment, context engineering faces a fundamental barrier: the required context is scattered across artifacts and entangled across time, beyond the capacity of LLMs to reliably capture, prioritize, and fuse evidence into correct and trustworthy decisions, even as context windows grow. To bridge this gap, we propose the Code Digital Twin, a persistent and evolving knowledge infrastructure built on the codebase. It separates long-term knowledge engineering from task-time context engineering and serves as a backend "context engine" for AI coding assistants. The Code Digital Twin models both the physical and conceptual layers of software and co-evolves with the system. By integrating hybrid knowledge representations, multi-stage extraction pipelines, incremental updates, AI-empowered applications, and human-in-the-loop feedback, it transforms fragmented knowledge into explicit and actionable representations, providing a roadmap toward sustainable and resilient development and evolution of ultra-complex systems.
title Code Digital Twin: A Knowledge Infrastructure for AI-Assisted Complex Software Development
topic Software Engineering
url https://arxiv.org/abs/2503.07967