# Generate research ideas from PDFs using knowledge gap analysis
This workflow helps uncover novel scientific and analytical directions by analyzing the content of uploaded PDF documents and identifying structural knowledge gaps. It leverages the InfraNodus GraphRAG API to build a knowledge graph, detect weakly connected thematic clusters, and generate original research questions based on those insights.
## Who it´s for
- Researchers analyzing academic papers to find new topics
- Students and postgraduates seeking thesis or dissertation ideas
- Analysts working with large volumes of textual data
- Educators developing course materials and seminar tasks
- Journal editors identifying promising publication themes
## What the automation does
- User uploads one or multiple PDF files via a web form
- The workflow converts binary PDF data into plain text and combines the content
- Text is sent to InfraNodus GraphRAG API to construct a knowledge graph
- The system identifies weakly connected thematic clusters (knowledge gaps)
- Based on these gaps, an AI generates a research question and response
- The result is displayed directly in the form interface
## What´s included
- Ready-to-use n8n workflow
- Trigger logic for form_submission via HTTP webhook
- Integrations with InfraNodus API, web form, and PDF Processing Service
- Basic written instructions for setup and adaptation
## Requirements for setup
- n8n account with workflow editing access
- InfraNodus GraphRAG API key
- Web form hosting capable of sending data via webhook
- PDF text extraction service (already integrated in the workflow)
## Benefits and outcomes
- Automatic discovery of interdisciplinary research opportunities
- Faster hypothesis generation from existing documents
- Enhanced creativity through systematic content analysis
- Ability to use personal notes and reports as idea sources
- Improved analytical depth via graph-based modeling
- Time saved on manual review of large text collections
## Important: template only
Important: you are purchasing a ready-made automation workflow template only. Rollout into your infrastructure, connecting specific accounts and services, 1:1 setup help, custom adjustments for non-standard stacks and any consulting support are provided as a separate paid service at an individual rate. To discuss custom work or 1:1 help, contact via chat
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