Slide 1 1 Low-Support, High-Correlation Finding Rare but Similar Items Minhashing Locality-Sensitive Hashing Slide 2 2 The Problem uRather than finding high-support item-…

PowerPoint Presentation DATA MINING LECTURE 6 Sketching, Min-Hashing, Locality Sensitive Hashing MIN-HASHING AND LOCALITY SENSITIVE HASHING Thanks to: Rajaraman, Ullman,…

Low-Support, High-Correlation Finding rare, but very similar items Assumptions 1. Number of items allows a small amount of main-memory/item. 2. Too many items to store anything…

PowerPoint Presentation DATA MINING LECTURE 6 Sketching, Min-Hashing, Locality Sensitive Hashing MIN-HASHING AND LOCALITY SENSITIVE HASHING Thanks to: Rajaraman, Ullman,…

PowerPoint Presentation DATA MINING LECTURE 5 MinHashing, Locality Sensitive Hashing, Clustering SKETCHING AND LOCALITY SENSITIVE HASHING Thanks to: Rajaraman and Ullman,…

Low-Support, High-Correlation Finding Rare but Similar Items Minhashing The Problem Rather than finding high-support item-pairs in basket data, look for items that are highly…

PowerPoint Presentation DATA MINING LECTURE 5 MinHashing, Locality Sensitive Hashing, Clustering SKETCHING AND LOCALITY SENSITIVE HASHING Thanks to: Rajaraman and Ullman,…

PowerPoint Presentation DATA MINING LECTURE 6 Min-Hashing, Locality Sensitive Hashing Clustering MIN-HASHING AND LOCALITY SENSITIVE HASHING Thanks to: Rajaraman and Ullman,…