Quality filter mapping is part of the
value stream mapping
Value-stream mapping, also known as "material- and information-flow mapping", is a lean-management method for analyzing the current state and designing a future state for the series of events that take a product or service from the beginning of ...
toolkit and is used to analyse processes/functions with respect to
quality
Quality may refer to:
Concepts
*Quality (business), the ''non-inferiority'' or ''superiority'' of something
*Quality (philosophy), an attribute or a property
*Quality (physics), in response theory
*Energy quality, used in various science discipli ...
. The results of a quality filter map shows how much waste is being generated within an organisation at each stage of the process.
Three types of quality
[Best Practice Procurement: Public and Private Section Perspectives: Andrew Erridge, Ruth Fee, John Mcllroy ] are measured as part of the model:
#Product quality: Defective item provided to customer
#Defect quality: Defective item found prior to receipt by customer
#
Service quality Service quality (SQ), in its contemporary conceptualisation, is a comparison of perceived expectations (E) of a service with perceived performance (P), giving rise to the equation SQ=P-E. This conceptualistion of service quality has its origins in ...
: Defects that affect the ability of the supplier to provide the service or product to the customer
Quality failures/defects are represented as a ratio (typically parts per million). Results of quality filter mapping are commonly used to feed into
continuous improvement
A continual improvement process, also often called a continuous improvement process (abbreviated as CIP or CI), is an ongoing effort to improve products, services, or processes. These efforts can seek "incremental" improvement over time or "breakth ...
plans.
A revised map is then generated after implementation of improvement plans to measure the result of improvements.
References
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Business intelligence terms