Updated Articles

  1. Area Validation Exercise

    The Challenge of Quantifying Judgment We make hundreds of estimates every day, often without realizing it. We guess how fast a car is approaching before pulling out into traffic, weigh the invisible toll a risky decision might take on our reputati...
  2. The Analytic Hierarchy Process (AHP)

    The analytic hierarchy process (AHP) is a structured technique for organizing and analyzing complex decisions, based on mathematics and psychology. It was developed by Thomas L. Saaty in the 1970s and has been extensively studied and refined since...
  3. Professor Forman Blog

  4. October 2, 2025

    October 2, 2025 | Version 6.19.4.10020834 (Build 20251002.3) Enhancements  An option has been added to check the inconsistency ratio and assign a restricted evaluation role . By default, this option is hidden and can be enabled in the C...
  5. Unnormalized vs Normalized

    Consider a simple model with two objectives (O₁ and O₂) and  two alternatives (a₁ and a₂). Let’s assume that we provided judgments for a₁ and a₂ wrt O₁ and O₂, and those judgments are in unnormalized mode (for instance, we used ratings), so t...
  6. April 28, 2025

    April 28, 2025 | Version 6.19.4.04280624 (Build 20250428.7) Bug Fixes Fix the Sorting by Value on Charts. Previously, "Sort by value" applied only to the "All Participants" group, with all other selected groups and users inheriting its sorting....
  7. Tips and Tricks

  8. Sorting Columns

    Most grids support both single  and multi-column sorting. Single-column sorting Click  a column header to sort by that column, OR Right-click the header and choose a sort option from the context menu. Note: Right-clicking a different c...
  9. Introduction to Comparion

    xExpert Choice Comparion® is a collaborative decision-making solution that focuses on the achievement of objectives (gains) from a decision to choose one or a combination of alternatives.   Comparion is typically used by professionals responsible...
  10. Process Overview

    This process overview presents our structured approach to decision-making, incorporating model definition, precise measurement, insight synthesis, resource allocation, and the generation of detailed reports. structure the decision model...