lean manufacturing concepts explained

Affinity Diagram

This tool is a clubbing tool. Affinity diagrams are very effective in grouping the similar things into more focused areas. This is used to good effect in clubbing ideas generated from brainstorming sessions.

In brainstorming sessions all ideas are listed without making any judgments. Every idea is treated as important and therefore will be included in the pool of ideas. Then these ideas will be grouped based on their similarities. Then this collection of similar ideas will be given a suitable heading to identify them easily.

When you do a brainstorming session if you use sticky notes to write your ideas this can be done easily. First all the slips with ideas will be pasted to a board. And people will discuss the similarities and then they will group these ideas according to the similarities they have. Then these groups will e given a suitable topic. The below diagram clubs the possible causes for quality defects in your manufacturing facility, found out in a brainstorming session.
Affinity Diagram

Every empty box in this diagram should have filled with a cause for the quality defects. Although this is a simple tool, affinity diagrams are very effective in managing the ideas and other information so that they will be more meaningful in decision making.

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