SIMS 296a-3: UI Background
Interface Topics Today
Human Information Seeking Behavior
Standard Model
PPT Slide
“Berry-Picking” as an Information Seeking Strategy (Bates 90)
A sketch of a searcher… “moving through many actions towards a general goal of satisfactory completion of research related to an information need.” (after Bates 90)
Implications
Supporting the Information Seeking Process
Informal Interface
SketchTrieve: An Informal Interface (Hendry & Harper 96, 97)
SketchTrieve: Connecting Results with Next Query
DLITE (Cousins 97)
Starting Points for Search
List of Sources
Overviews in the User Interface
Text Clustering
Document/Document Matrix
Agglomerative Clustering
K-Means Clustering
The Cluster Hypothesis
Clustering as Categorization
Scatter/Gather
S/G Example: query on “star”
Two Queries: Two Clusterings
Publication History of Scatter/Gather
Another use of clustering
Clustering Multi-Dimensional Document Space (image from Wise et al 95)
Concept “Landscapes”
Visualization of Clusters
Using Clustering in Document Ranking
Using Clustering in Interfaces
Summary: Clustering
Clustering
Incorporating Categories into the Interface
Integrated Browsing & Search
Example: MeSH and MedLine
Large Category Sets
Category Labels
Other Starting Points Approaches
Next Week
Email: hearst@sims.berkeley.edu
Home Page: http://sims.berkeley.edu/~hearst