ORA [TOPSIS & ELECTRE] Flashcards
Options which are to be evaluated for selection of the best
Alternatives
These will impact the selection of alternatives
Criteria / Attributes
3 Considerations in Criteria
– Completeness (All important included)
– Redundancy (Duplicates removed)
– Operationability (Each Alternatives are judged AGAINST each criterion)
These estimates relative importance of criteria
Weights
Each attributes is given certain points on 0-10 or 0-100 rating scale by a team of ___ or ___
experts
Decision makers
A table that is used to objectively make decision about making selection from a range of options
Decision Matrix
2 alternatives are hypothesized, which are?
– Ideal Alternative
– Negative Ideal Alternative
One of the hypothesized alternatives describing one which has the highest attributes values
Ideal Alternative
Example
– Min Cost; Max benefit
One of the hypothesized alternatives describing one which has the worst attributes values
negative ideal alternative
Example
– Max Cost; Min benefit
____ selects the alternative that is the closest to the ideal solution and farthest from the negative ideal solution
TOPSIS
Techn for order pref by simil to ideal soln
____ is a family of multi-criteria decision analysis methods that originated under the French school of decision
making in the mid-1960s
ELECTRE
ELimination Et Choix Traduisant La REalité (Elimination and Choice Expressing Reality)
____ is an outranking method where options outranked each other such that the best option remains. Here both _____ and _____ index was used to find the outranking criteria.
electre
concordance
discordance
T OR F
for any option, the associated performance crit are necessarily all better than those associated with other option
F.
NOT NECESSARILY ALL BETTER
Is a condition that must be met
constraints
___ are limitations on the design. May be materials available, the cost of materials, the amount of time they must develop the solution
constraints
