Popular Articles

  1. Step Function

    The step function is used to convert raw data into ratio-scale data. Depending on the settings made by the Project Manager, the Step Function graph and the resulting priority may vary depending on whether the Piecewise Linear option is enabled or n...
  2. Groupthink

    Groupthink is a common pitfall in group decision-making and problem-solving.  People feel reluctant to present alternatives, challenge others’ opinions, or express their own opinions.  Conditions are ripe for Groupthink when one or more of these f...
  3. Iteration

    Iteration is the act of repeating a process to generate a sequence of outcomes, with the aim of approaching a desired goal, target, or result.  Each repetition of the process is also called an iteration .  The results of one iteration are used as...
  4. Allowing Pop-ups (Browsers Pop-up Blocker)

    There are some places in Comparion where a new window or tab will need to be opened.  Browsers often prevent these pop-ups from displaying unless you give permission to do so. Google Chrome By default, Google Chrome blocks pop-ups from automat...
  5. Head to Head Analysis

    The Head-to-head- analysis shows how Alternatives compare to each other with respect to an Objective. One alternative is listed on the left side of the graph and the other is listed on the right.  Down the middle of the graph are the objectives ...
  6. Install Expert Choice Self host instance

    To install Comparion: Make sure you have saved setup.ini , and then Open a Powershell prompt with elevated Administrator privileges. Navigate to the install directory where  SelfHostSetup.ps1 is located. Make sure your system can run powershe...
  7. Elements of effective decision making methodologies

    Focus on objectives Compensatory Brainstorming Screening Pros and cons Structuring Qualitative judgment Quantitative data Collaboration Roles Synthesis Identification of inconsistent judgments Consensus Sensi...
  8. Single Pairwise Graphical/Numerical Comparisons

    Pairwise graphical and numerical comparisons are used to express your judgment about the relative importance,  preference, or likelihood of the two elements being compared. In the example below, we are asked to compare the relative importance of th...
  9. Representativeness Heuristic

    Representativeness is the tendency to over/underestimate based on generalizations or imprecise deductive reasoning, or where certain important pieces of information are overlooked.  The Representativeness heuristic is commonly used when making judg...
  10. Endowment effect

    The Endowment Effect , an emotional bias, is the hypothesis that people will value something they already own more than a similar item they don’t own.  This happens even when there is no cause for attachment or even if the item was only obtained li...