USER CRITERIA OF CHOICE

VALUES ADDED BY SYSTEM INTERFACE

VALUES ADDED BY PROCESSES

EASE OF USE

Browsing

Alphabetizing

Formatting

Highlighting Important Terms

Mediation

Orientation

Ordering

Physical Accessibility

NOISE REDUCTION

Item Identification

Indexing

Subject Description

Vocabulary Control

Subject Summary (Abstract)

Filtering

Linkage

Precision

Selectivity

QUALITY

Accuracy

Quality Control

Comprehensiveness

Editing

Currency

Updating

Reliability

Analyzing and Comparing

Validity

Data

ADAPTABILITY

Closeness to Problem

Provision of Data Manipula-

Flexibility

tion Capabilities

Simplicity

Ranking Output for

Stimulatory

Relevance

TIME-SAVING

Response Speed

Reduction of Processing

Time

COST-SAVING

Cost-saving

Lower Conect Time Price