PlaqSeg

Transform your bacteriophage research with PlaqSeg - the intelligent plaque detection and counting app designed for microbiology labs and phage researchers.

Key Features:

Automated Plaque Detection
• Advanced computer vision algorithms instantly identify and segment plaques
• Works directly from your phone camera or photo library
• Results in seconds, not minutes

ML Classification
• Trained CNN model filters false positives with 93%+ accuracy
• Adjustable confidence thresholds for precision control
• Continuously improving detection quality

Detailed Analytics
• Accurate plaque counting and statistics
• Size distribution analysis (area measurements)
• Circularity scoring for morphology studies
• PFU calculator for titer calculations

Export & Share
• Generate comprehensive CSV reports
• Export annotated images with overlay visualizations
• Complete analysis history tracking
• Easy data sharing for publications

Professional Controls
• Customizable detection parameters
• Manual editing: add or exclude plaques
• Fine-tune filters for your specific assays
• Works offline - no internet required

Tips for Best Results:
• Photograph petri dishes directly (not screens)
• Use dark, non-reflective backgrounds
• Ensure good, even lighting
• Hold camera parallel to dish surface

Perfect for:
• Phage therapy research
• Bacteriophage quantification
• Microbiology labs and courses
• Quality control in phage production
• Environmental phage studies

Developed by Leo Skingley at The Phage Collection Project

PlaqSeg is a research tool only; verify all results independently and do not use for clinical or diagnostic purposes.