Connected Papers vs PDF Stacks

Connected Papers

Description: Connected Papers is a free academic search tool that helps researchers discover new connections between published research papers. It analyzes the text of a researcher's paper to find related papers and visualizes the connections in an interactive graph.

Type: software

PDF Stacks

Description: PDF Stacks is a PDF management software that allows users to easily merge, split, organize and manage PDF documents. It has an intuitive interface and useful features like OCR, annotation tools, password protection and more.

Type: software

Connected Papers Features

• Visualizes connections between academic papers
• Analyzes text of input paper to find related papers
• Interactive graph to explore connections
• Extracts citations from input PDF
• Web interface and browser extension

PDF Stacks Features

• Merge multiple PDF files
• Split PDF files
• Add or remove pages
• Insert blank pages
• Extract images from PDFs
• OCR (optical character recognition)
• Annotate PDFs
• Add headers, footers and watermarks
• Password protect PDFs
• Optimize PDF file size
• Table of contents generation
• Batch processing of PDFs