Articles and posts with advanced topics on valuation, appraisal, measurement and inspection.
The niche for low-cost Fannie/Freddie residential appraisers will likely continue for years – at least as long as we have a rebound in the housing market from time to time. Hybrid appraisals are here to stay. The mortgage system thrives on low-cost solutions. At the GSE/Fannie/Freddie level, accurate appraisals, while good, – are not that […]
With Respect To Low-Cost Appraisals Read More »
Updates: FYI: A simple Prolog program was uploaded to GitHub which shows the workflow for the Residual Containment Approach: https://github.com/wcraytor/RCA/tree/main/Prolog/protocol.pl If anyone wants to add to the code base, let me know by sending an email to [email protected].
Prolog Code Upload Read More »
Residual Constraint Approach (RCA) A Variation on the Traditional Sales Comparison Approach for Appraisal Introduction and Overview by Bert Craytor, Pacific Vista Net, August 6, 2022 Pacifica, CA I introduced a new method for the sales comparison approach in 2020 and 2021 that promises far higher accuracy, objectivity, and reliability than current methods commonly employed
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A new workflow for URAR appraisals based on the R/earth version of MARS (Multivariate Adaptive Regression Splines) has been added to our toolset. The conversion has added some improvements, such as full automation of the processing of MLS input through submission to earth(), parsing of the R::earth output to Excel spreadsheets with adjustments, and aggregation
New Workflow System for Based on The R Earth Package Read More »
Here is a short list of the main software tools used in my office: Statistics MARS Salford Systems MARS ($15,000) or R-Language Earth Package (Free) R-Language – Hundreds of other useful statistics, graphing and related products. GIS Quantum GIS https://www.qgis.org/en/site/ (Free) ArcGIS ($$$) CAD Software for Building Floorplans Chief Architect Home Designer Pro (You can
Basic Software Toolkit for Valuation Engineers Read More »
