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MENTAL MODEL · M6850

SIMUS

SIMUS
DecidemediumDecision Science
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Updated 2026-08-11

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INTRODUCTION

English translation pending.

CORE DEFINITION

SIMUS, the Sequential Interactive Model for Urban Systems, is a multi-criteria decision method built on linear programming. Rather than weighting and combining criteria up front, it optimises each criterion independently, deriving the efficiency frontier for that criterion alone, and records how far every option sits from that optimum. Aggregating the deviations across all criteria produces an overall ranking. Because weighting is deferred, the method exposes how each option actually performs criterion by criterion instead of burying that detail inside a single composite score.

SCAFFOLDING EFFECT

psychology

Reduce cognitive load

- Use per-criterion optimum: solve each criterion on its own to find that best value. - Use deviation record: measure how far every option sits from each criterion optimum. - Use deferred weighting: rank on aggregated deviations before debating any criterion weights.

anchor

Anchor fast decisions

Linear programming optimises each criterion separately to find its efficiency frontier, then the gap between each option and each criterion optimum is recorded and summed. Because no subjective weights are applied at the start, the sequential optimisation exposes how options genuinely perform on every criterion rather than hiding that inside a composite score.

MINIMUM ACTION

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Source support: Explicit

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    doi.orghttps://doi.org/10.22367/mcdm.2016.11.09ZH · Explicit
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