Pattern Finding in Point & Interval Event Sequences Ben - PowerPoint PPT Presentation

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Pattern Finding in Point & Interval Event Sequences Ben Shneiderman ben@cs.umd.edu @benbendc Founding Director (1983-2000), Human-Computer Interaction Lab Professor, Department of Computer Science Member, Institute for Advanced Computer

Pattern Finding in Point & Interval Event Sequences Ben Shneiderman ben@cs.umd.edu @benbendc Founding Director (1983-2000), Human-Computer Interaction Lab Professor, Department of Computer Science Member, Institute for Advanced Computer Studies University of Maryland College Park, MD 20742
Interdisciplinary research community - Computer Science & Info Studies - Psych, Socio, Poli Sci & MITH (www.cs.umd.edu/hcil)
Patient Histories: Our Research Tool Event Records Display Types LifeLines Points, One Individual Intervals LifeLines2 Points Many Individual, Summary Similan Points Many Individual LifeFlow Points Many Individual, Aggregate EventFlow Points, Many Individual, Intervals Aggregate www.cs.umd.edu/hcil/ toolname
LifeLines: Patient Histories www.cs.umd.edu/hcil/lifelines
LifeLines2: Contrast+Creatine www.cs.umd.edu/hcil/lifelines
LifeLines2: Align-Rank-Filter & Summarize www.cs.umd.edu/hcil/lifelines
LifeLines2: Align-Rank-Filter & Summarize www.cs.umd.edu/hcil/lifelines2
Similan: Search www.cs.umd.edu/hcil/similan
LifeFlow: Aggregation Strategy Temporal Categorical Data (4 records) LifeLines2 format Tree of Event Sequences LifeFlow Aggregation www.cs.umd.edu/hcil/lifeflow
LifeFlow: Interface with User Controls
EventFlow: Original Dataset
LABA_ICSs Merged
SABAs Merged
Align by First LABA_ICS
Reduce Window Size
Overview + Details
Current Directions - Motif Simplifications: Find & Replace - Query Features - Menus & Graphical Query - Absence for Points & Intervals - Flexible Temporal Patterns - Scalability - Event types, Events, Records, Query complexity - LP Algorithm - Long-term Case Studies
30th Annual Symposium May 22-23, 2013 www.cs.umd.edu/hcil @benbendc

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