Fuzzy Ontology Framework

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using FuzzyFramework.Dimensions;
using FuzzyFramework.Sets;

namespace AWQuery
{
    public class SalesPerson
    {
        //see http://mosesofegypt.net/post/2008/08/31/LINQ-to-Entities-Workarounds-on-what-is-not-supported.aspx
        //on why only a parameterless constructor can be used together with Linq to Entities.
        internal string firstName;
        internal string middleName;
        internal string lastName;
        internal string title;
        internal decimal salesLastYear;
        internal decimal commissionPct;


        #region Dimensions used for attributes of this class
        internal static IContinuousDimension commission = new ContinuousDimension("Commission", "Percentage to be paid to the salesman as a commission", "[0-1]", 0, 1);
        internal static IContinuousDimension sales = new ContinuousDimension("Sales", "Amount of sales the salesman managed to gain.", "$", 0, 10000000);
        #endregion

        #region Sets used for attributes of this class
        internal static FuzzySet lowCommission = new RightLinearSet(commission, "Low Commission", 0.01m, 0.02m);
        internal static FuzzySet highSales = new LeftLinearSet(sales, "High Sales", 1000000, 2000000);
        #endregion

        internal SalesPerson()
        {
        }

        public string Name
        {
            get
            {
                return System.Text.RegularExpressions.Regex.Replace(
                    String.Format("{0} {1} {2}", firstName, middleName, lastName),
                    "[^a-zA-Z0-9]",
                    ""
                );
            }
        }

        public decimal SalesLastYear
        {
            get { return salesLastYear; }
        }

        public decimal CommissionPct
        {
            get { return commissionPct; }
        }

        #region Ad-hoc class attributes
        public double CheapSalesPerson
        {
            get
            {
                return lowCommission.IsMember(this.CommissionPct);
            }
        }

        public double CapableSalesPerson
        {
            get
            {
                return highSales.IsMember(this.SalesLastYear);
            }
        }


        public Nullable<double> CapableAndCheapSalesPerson
        {
            get
            {
                    return Math.Min(this.CheapSalesPerson, this.CapableSalesPerson);
            }
        }
        #endregion
    }
}