🔍 pdfsearchman

A sophisticated search system for PDF documents featuring intelligent ranking, autocomplete, and boolean operations.

✨ Features

• Smart Search - TF-IDF ranking with contextual scoring
• Boolean Operators - AND, OR, NOT support with nested queries
• Phrase Search - Exact phrase matching with "quoted terms"
• Autocomplete - Wildcard * completion with popularity ranking
• Page Linking - Cross-reference detection ("see page X")
• PDF Export - Results automatically saved to rezultati.pdf
• Did You Mean? - Suggestions for typos and low-result queries

🚀 Quick Start

# Index your PDF
python searching_util.py  # Creates data.pkl

# Start searching
python search.py

🎯 Search Syntax

word                    # Simple search
"exact phrase"          # Phrase search
word1 AND word2         # Both terms
word1 OR word2          # Either term
word1 NOT word2         # Exclude term
auto*                   # Autocomplete
(word1 OR word2) AND word3  # Complex boolean (infix notation)

🏗️ Architecture

• Trie - Efficient word storage and prefix matching
• TF-IDF - Document relevance scoring
• PageRank-style - Cross-reference boosting
• Context Window - Surrounding word analysis for better ranking

📦 Dependencies

PyPDF2, reportlab, sty

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Serbian UI · PDF exports · Cross-reference aware