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Main Authors: Feng, Zixuan, Tandan, Prashant, Steinmacher, Igor, Gerosa, Marco Aurelio, Sarma, Anita
Format: Preprint
Published: 2026
Subjects:
Online Access:https://arxiv.org/abs/2605.19174
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author Feng, Zixuan
Tandan, Prashant
Steinmacher, Igor
Gerosa, Marco Aurelio
Sarma, Anita
author_facet Feng, Zixuan
Tandan, Prashant
Steinmacher, Igor
Gerosa, Marco Aurelio
Sarma, Anita
contents Onboarding documentation is critical for attracting and retaining newcomers in open source software (OSS). However, it is often presented as dense, inconsistently structured, and fragmented presentations that are difficult to understand, which creates cognitive overload leading to frustration, errors, and abandonment. Here, we investigate how Cognitive Theory of Multimedia Learning (CTML) strategies can be used to restructure OSS documentation. We use a GenAI-based pipeline to operationalize these strategies to restructure OSS documentation through our prototype VisDoc. VisDoc segments documentation into task-based units, infers workflows, removes redundancy, and generates multimodal explanations. An expert evaluation (N=4) affirmed VisDoc's completeness, accuracy, and adoptability; A between-subjects evaluation (N=14) with newcomers found that VisDoc participants achieved higher task success, had significantly lower cognitive load, and perceived higher usability. The contributions of this work include a CTML-grounded analysis of onboarding challenges, a GenAI-based documentation restructuring pipeline, and empirical evidence that cognitively informed documentation restructuring reduces cognitive load and improves usability and task performance in OSS.
format Preprint
id arxiv_https___arxiv_org_abs_2605_19174
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Restructure This: Using AI to Restructure Onboarding Documents to Reduce Cognitive Overload
Feng, Zixuan
Tandan, Prashant
Steinmacher, Igor
Gerosa, Marco Aurelio
Sarma, Anita
Software Engineering
Onboarding documentation is critical for attracting and retaining newcomers in open source software (OSS). However, it is often presented as dense, inconsistently structured, and fragmented presentations that are difficult to understand, which creates cognitive overload leading to frustration, errors, and abandonment. Here, we investigate how Cognitive Theory of Multimedia Learning (CTML) strategies can be used to restructure OSS documentation. We use a GenAI-based pipeline to operationalize these strategies to restructure OSS documentation through our prototype VisDoc. VisDoc segments documentation into task-based units, infers workflows, removes redundancy, and generates multimodal explanations. An expert evaluation (N=4) affirmed VisDoc's completeness, accuracy, and adoptability; A between-subjects evaluation (N=14) with newcomers found that VisDoc participants achieved higher task success, had significantly lower cognitive load, and perceived higher usability. The contributions of this work include a CTML-grounded analysis of onboarding challenges, a GenAI-based documentation restructuring pipeline, and empirical evidence that cognitively informed documentation restructuring reduces cognitive load and improves usability and task performance in OSS.
title Restructure This: Using AI to Restructure Onboarding Documents to Reduce Cognitive Overload
topic Software Engineering
url https://arxiv.org/abs/2605.19174