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Every page, article, whitepaper and glossary term, in one place.
Pages
Blog
Announcements
- AVM Testing Schedule Announced for 2026
- AVM Testing Schedule Announced for 2025
- AVM Testing Schedule Announced for 2024
- 2023 Testing Schedule Announced
- AVMetrics Responds to FHFA on New Appraisal Practices
- Black Knight’s Cascade Improved
- Coronavirus Response – Safety and Service
- 2019 Testing Schedule Announced
- Subscribe to the AVMNews
- 2018 Testing Schedule Announced
- Appraisal Foundation IAC Open Letter to Congress
- Lee Kennedy Speaks at Appraisal Institute Symposium
- Allison MacDonald Recognized by CSUCI as 2017 Distinguished Alumna
- 2017 Test File Schedule
- AVMNews coming to AVMetrics
- Being Part of the CSUCI Community Means Being Active
- Techie Turns Expert Witness
- Congressional Rep. Steve Knight and the Importance of Independent Oversight
- 2016 Test File Schedule
Articles
- AVMetrics Completes Transition to Predictive Testing Methodology
- MISMO’s Step in the Right Direction, The Common Confidence Score, Is Just One Step
- AO-41 and the Real Technology Question Appraisers Must Answer
- Why AVMetrics’ Fair Housing Methodology Surpasses Vendor Approaches
- What DOJ’s Disparate-Impact Rollback Doesn’t Change About AVM Fairness
- Best Practices for AVM Testing: Why Sale Prices Matter More Than Appraisal Values
- Setting the Record Straight on AVM Testing Methodologies
- Using Appraised Values vs. Arm’s-Length Transactions for Testing AVMs
- #1 AVM in Each County Updated for Q4 2024
- #1 AVM in Each County Updated for Q3 2024
- AVMs React to New Final AVM Rules
- #1 AVM in Each County Updated for Q2 2024
- Introducing PTM™ – Revolutionizing AVM Testing for Accurate Property Valuations
- Feds to Lenders: Take AVMs Seriously
- #1 AVM in Each County Updated for Q1 2024
- #1 AVM in Each County Updated for Q4 2023
- #1 AVM in Each County Updated for Q3 2023
- Our Perspective on Brookings’ AVM Whitepaper
- #1 AVM in Each County Updated for Q2 2023
- Why Mark Sennott’s Whitepaper Stopped Us Cold
- #1 AVM in Each County Updated for Q4 2022
- Honors for the #1 AVM Changes Hands in Q3
- Honors for the #1 AVM Changes Hands in Q2
- AVM Regulation – Twists and Turns to Get Here
- Honors for the #1 AVM Changes Hands
- Demystifying home pricing models with Lee Kennedy
- How AVMetrics Tests AVMs Using our New Testing Methodology
- Property Inspection Waivers Took Off After the Pandemic Set In
- Four Points to Consider Before Outsourcing AVM Validation
- In the World of AVMs, Confidence Isn’t Overrated
- 2020 Testing Schedule Announced
- An Interview with Lee Kennedy: Trends, the Future, and Regulation
- Los Angeles Market Summary
- AVM Regulatory Outlook
- The Proper Way to Select an AVM
- AVMs Keep Getting Better, Craig Gilbert Noticed
- The Wild, Wild West of Automated Valuations
- Cascade vs Model Preference Table® – What’s the Difference?
- How AVMetrics Tests AVMs
- Raising the De Minimis Threshold – Fear Not!
- Same Scandal, New Perpetrator
- Cascade vs Model Preference Table – What’s the Difference?
- What Volkswagen Needs Most
Whitepapers
AVM Glossary
A
- AAAVM (Appraiser Assisted AVM)
- Absolute Percentage Sales Error
- Absolute Value
- Accuracy
- Actual Age
- Ad Valorem
- Ad Valorem Tax
- Adaptive Estimation Procedure (AEP)
- Additive models
- Address Normalization System
- Adjusted Hit Rate
- Adjustments
- Adverse Land Use
- Age
- Age/Life Method
- Aggregate Mean
- Agricultural Property
- Algorithms
- Allocation
- Allocation by Abstraction
- Allocation by Ratio
- Allocation Method
- Amenity
- Analog
- Analyst-Assisted AVM (AAAVM)
- Ancillary Data
- Anonymize
- Anticipated Use Method
- Appraisal
- Appraisal Emulation Model
- Appraisal Methods
- Appraisal Principles
- Appraisal Ratio
- Appraisal Report
- Appraisal-Sale Price Ratio
- Appraisal, Acquisition
- Appraisal, Complete
- Appraisal, Limited
- Appraise
- Appraised Value
- Appraiser Emulation Model
- Appreciation
- Area, Floor
- Area, Ground
- Arm’s-Length Transaction
- Array
- Assessed Value
- Assessment
- Assessment Date
- Assessment District
- Assessment Equity
- Assessment Jurisdiction
- Assessment Level
- Assessment Maps
- Assessment Period
- Assessment Progressivity (Regressivity)
- Assessment Ratio
- Assessment Ratio Study
- Assessment Roll
- Assessment Year
- Assessment-Appraisal Ratio
- Assessment-Sale Price Ratio
- Assessment, Acquisition-Based
- Assessment, Arbitrary
- Assessment, Area-Based
- Assessment, Central
- Assessment, Doomage
- Assessment, Fractional
- Assessment, Jeopardy
- Assessment, Original
- Assessment, Retrospective
- Assessment, Standardized
- Assessment, Statutory
- Assessor
- Attribute
- Audit
- Audit Program
- Audit Trail
- Automated Valuation Model
- Average
- Average Absolute Deviation
- Average Deviation
- AVM Cascade
- AVM-Assisted Appraisal (AVMAA)
B
C
- Calibration
- CAMA
- Cascade
- Cash-equivalent Sale Price
- Categorical Variable
- Caveat Emptor
- Central Tendency, Measure of
- Chi-square
- Chronological Age
- Cluster Analysis
- Coding
- Coefficient
- Coefficient of Concentration
- Coefficient of Determination (R2)
- Coefficient of Disperson (COD)
- Coefficient of Variation (COV)
- Comp
- Comp Set
- Comparable (“Comp”)
- Comparable Sales Model
- Comparable Sales; Comparables
- Computer-Assisted Mass Appraisal (CAMA)
- Condition
- Confidence Interval
- Confidence Level
- Confidence Score
- Conformity
- Contribution
- Contributory Value
- Control Sample
- Correlation
- Correlation Coefficient (r)
- Correlation Matrix
- Cost Approach
- Coverage
- Credible appraisal
- Cross Validation
- Current-Market-Value Appraisals
D
- Data
- Data Edit
- Data Management
- Date of Acquisition
- Date of Sale (date of transfer)
- Date, Assessment
- De Minimis Threshold
- Deferred Maintenance
- Denominator
- Dependent Variable
- Depreciation
- Descriptive Statistics
- Dichotomous Variable
- Digital Data
- Digital Image
- Direct Market Method/Analysis
- Direct Market Models
- Discrete Data
- Discrete Variable
- Dispersion
- Distribution-free Statistics
- Dummy Variable
E
F
G
H
I
L
- Land, Improved
- Land, Parcel of
- Law of Variable Proportions
- Lease
- Legal Description
- Lessee
- Lessor
- Level of Appraisal
- Level of Assessment; Assessment Ratio
- Life, Economic
- Life, Physical
- Linear Regression
- Loan-To-Value Ratio (M)
- Location Value Response Surface Analysis
- Location Variable
- Locational Obsolescence
- Log-Linear Relationship
- Logarithm; Log
- Long-Lived Items
M
- Macroeconomics
- Mann-Whitney Test
- Map
- Margin of Error
- Market
- Market Adjustment Factors
- Market Analysis
- Market Analyst
- Market Approach
- Market Area
- Market Price
- Market Value
- Market-Related Adjustment
- Marketability
- Mass Appraisal
- Mass Appraisal Model
- Mean
- Mean Absolute Error
- Mean Error
- Median
- Median Absolute Error
- Median Absolute Deviation
- Median Error
- Median Percent Deviation
- Microeconomics
- Minkowski Metric
- Mode
- Model
- Model Calibration
- Model Preference Table®
- Model specification
- Model Validation
- Moving Average
- Multicollinearity
- Multiple Listing Service (MLS)
- Multiple Regression Analysis (MRA)
- Multiplicative models
- Multiplicative Transformation
- Multivariate Statistical Technique
N
O
P
- Parallax
- Parameter
- Parametric Statistic
- Parcel
- Parcel Identification Number
- Partial Equilibrium Analysis
- Partial Interest
- Percent Predicted Error (PPE) Bucket
- Percentage Error
- Percentile
- Physical Deterioration
- Platform
- Point Estimate
- Polygon
- Pooled Regression
- Population
- Position Hit Rate
- PRB
- PRD
- Precision
- PRESS Predicted Value
- Price
- Price Dispersion
- Price-Related Bias (PRB)
- Price-Related Differential (PRD)
- Price, Adjusted Sale
- Price, Sale
- Principle of Change
- Principle of Conformity
- Principle of Contribution
- Principle of Progression
- Principle of Substitution
- Progressivity
- Property
- Property Residual Technique
- Property Rights
- Property Tax Base
- Property Tax Policy
- Property Taxes
- Property Use Category
- Proposition 13 States
Q
R
- Radius
- Random Sample
- Range
- Rank
- Ratio Study
- RCN
- RCNLD
- Real Estate
- Real Estate Appraisal
- Real Estate Evaluation
- Real Estate Transfer Documents
- Real Property
- Real Time
- Realty
- Reciprocal
- Reconciliation
- Reference Type/Benchmark Type
- Reference Value
- Regression Analysis
- Regression Coefficient
- Regression Line
- Regressivity
- Regressivity Index
- REIT
- Relationship
- Reliability
- Remaining Economic Life (REL)
- Remodel
- Repeat Sales Analysis Model
- Repeat Sales Index
- Replacement Cost New Less Depreciation (RCNLD)
- Replacement Cost; Replacement Cost New (RCN)
- Representative Sample
- Residence
- Residential (nonfarm) Multifamily
- Residential (nonfarm) Single Family
- Residential Property
- Residual
- Residual Technique
- Residual Value
- Result Code
- Retrospective (“Retro”) Valuation
- Root Mean Square (RMS)
- RT20
S
- Sale of Convenience
- Sale Price
- Sale Price-Assessment Ratio
- Sale Terms
- Sale-Leaseback
- Sale, Arm’s-Length
- Sale, Conditional
- Sale, Distress
- Sale, Forced
- Sale, Normal
- Sales Comparison
- Sales Data
- Sales Ratio Study
- Sales Ratio/Assessment Ratio
- Sales Tier Analysis
- Sample
- Sample Size
- Sampling Error
- Scatter Diagram or Scatterplot
- Short-Lived Items
- Significance
- Site
- Site Amenities
- Site Analysis
- Site Characteristics
- Site Development
- Situs
- Skewed
- Slope
- Soft Benchmark Values
- Software
- Spatial
- Spearman Rank Test
- Square Foot
- Standard 6
- Standard Deviation
- Standard Error
- Standard Error of the Estimate (SEE)
- Standardize
- Statistical Accuracy
- Statistical Precision
- Statistics
- Stepwise Regression
- Stepwise Regression Analysis
- Stigma
- Stratification
- Stratify
- Subject Property
- Subjective
- Subjective Data
- Subset
- Substitution
- Sum of Squared Errors
- Sum of Squares
- Superadequacy
- Superpositioning
T
- t-Statistic
- t-Test
- Table, Depth
- Tangible Property; Tangibles
- Tax
- Tax Assessed
- Tax Assessed Value Model
- Tax Assessment Models
- Tax Burden
- Tax District
- Tax Rate
- Tax Roll
- Tax, Ad Valorem
- Tax, Betterment
- Tax, General Property
- Tax, Property
- Tax, Proportional
- Tax, Regressive
- Three Approaches to Value
- Time Series Analysis
- Time-Adjusted Sale Price
- Tolerance
- Topographic Map
- Topography
- Total Economic Life
- Training Dataset
- Transaction Type
- Trending
- Trending Factor
- Trimmed Mean
- Two-Tailed Test
U
V
- Validity
- Valuation
- Valuation Acceptance Criteria
- Valuation Date
- Valuation Method
- Valuation, Assessed
- Value in Exchange
- Value in Use
- Value Increment
- Value Shopping
- Value, Actual
- Value, Cash
- Value, Exchange
- Value, Face
- Value, Full
- Value, Going
- Value, Improved
- Value, Intrinsic
- Value, Market
- Value, Money
- Value, Normal
- Variable
- Variable Costs
- Variable Proportions, Law of
- Variance
- Variation
- Verify
- Vertical Inequity