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The user guide presents the structure and scope of the software, including system needs and recommended add-ons, and provides practical setup instructions for installing and operating the package. It also documents the organization of input data and supported datasets such as digital elevation model files, vents, and mapping/topography resources. It further explains core workflow components and assumptions, and describes documentation and applications beyond volcanic deformation.",{"@graph":69,"@context":121},[70,84,104],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/dmodels-a-matlab-software-package-for-modeling-crustal-deformation-near-volcanic-centers-and-active-faults-using-global-navigation-satellite-system-data-user-guide/565523/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":98,"encodingFormat":97,"isAccessibleForFree":99,"interactionStatistic":100},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/dmodels-a-matlab-software-package-for-modeling-crustal-deformation-near-volcanic-centers-and-active-faults-using-global-navigation-satellite-system-data-user-guide/565523.png","ImageObject",300,407,{"name":92,"@type":93},"Logic","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-13",true,{"@type":101,"interactionType":102,"userInteractionCount":8},"InteractionCounter",{"@type":103},"ViewAction",{"@type":105,"mainEntity":106},"FAQPage",[107,113,117],{"name":108,"@type":109,"acceptedAnswer":110},"What is dMODELS and what problem does it address?","Question",{"text":111,"@type":112},"dMODELS is a MATLAB software package for modeling crustal deformation near volcanic centers and active faults using GNSS data.","Answer",{"name":114,"@type":109,"acceptedAnswer":115},"What does the user guide cover about using dMODELS?",{"text":116,"@type":112},"The guide covers installation, system requirements, recommended extras, conventions for output files, and how to work with key input data types such as GNSS measurements and digital elevation model files.",{"name":118,"@type":109,"acceptedAnswer":119},"Where can the document be cited and referenced?",{"text":120,"@type":112},"The guide provides a suggested citation that lists the authors, year (2026), title, and the USGS Techniques and Methods series details, along with a DOI link.","https://schema.org",{"og:url":83,"og:type":123,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":125,"canonical":83},"index,follow",{"doc_id":127,"site_id":62},565523,1791922364,{"code":4,"msg":5,"data":130},{"doc_id":127,"user_id":131,"nickname":92,"user_avatar":132,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":133,"file_id":134,"file_url":135,"file_type":136,"file_size":137,"view_count":8,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":138,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":143,"read_time":144},1099513958762,"https://ap-avatar.wpscdn.com/avatar/1000023916a998db790?x-image-process=image/resize,m_fixed,w_180,h_180&k=1784791008015729253","Prepared in cooperation with Virginia Tech  \ndMODELS, a MATLAB Software Package for Modeling Crustal Deformation near Volcanic Centers and Active Faults Using Global Navigation Satellite System Data—User Guide  \nChapter 3 of  \nSection B, Modeling of Volcanic Processes  \nBook 13, Volcano Monitoring  \nTechniques and Methods 13–B3  \nU.S. Department of the Interior  \nU.S. Geological Survey  \ndMODELS, a MATLAB Software Package for Modeling Crustal Deformation near Volcanic Centers and Active Faults Using Global Navigation Satellite System Data—User Guide  \nBy Maurizio Battaglia, Deja Celestine, and D. Sarah Stamps  \nChapter 3 of  \nSection B, Modeling of Volcanic Processes  \nBook 13, Volcano Monitoring  \nPrepared in cooperation with Virginia Tech  \nTechniques and Methods 13–B3  \nU.S. Department of the Interior  \nU.S. Geological Survey  \nU. S. Geological Survey, Reston, Virginia: 2026  \nFor more information on the USGS—the Federal source for science about the Earth, its natural and living resources, natural hazards, and the environment—visit [https://www.usgs.gov](https://www.usgs.gov).  \nFor an overview of USGS information products, including maps, imagery, and publications, visit [https://store.usgs.gov](https://store.usgs.gov) or contact the store at 1–888–275–8747 .  \nAny use of trade, firm, or product names is for descriptive purposes only and does not imply endorsement by the U. S. Government.  \nAlthough this information product, for the most part, is in the public domain, it also may contain copyrighted materials as noted in the text. Permission to reproduce copyrighted items must be secured from the copyright owner.  \nSuggested citation:  \nBattaglia, M. , Celestine, D. , and Stamps, D. S. , 2026, dMODELS, a MATLAB software package for modeling crustal deformation near volcanic centers and active faults using Global Navigation Satellite System data—User guide: U. S. Geological Survey Techniques and Methods, book 13, chap. B3, 72 p. , [https://doi.org/10.3133/tm13B3](https://doi.org/10.3133/tm13B3) .  \nISSN 2328-7055 (online)  \niii  \nAcknowledgments  \nComments by Luis F. Cruz Mamani (INGEMMET, Peru), Santiago Aguaiza (IG-EPN, Ecuador), and Lourdes Narvaez Medina (Colombian Geological Survey) and editing by Regan Austin (U. S. Geological Survey) greatly helped to improve the manuscript. Funding for this work was provided by the Volcano Disaster Assistance Program (VDAP), which receives funding from the  \nU. S. Department of State and the U. S. Geological Survey Volcano Hazards Program.  \nv  \nContents  \nAcknowledgments ........................................................................................................................................iii  \nAbstract ...........................................................................................................................................................1  \nIntroduction.....................................................................................................................................................1  \nAbout dMODELS....................................................................................................................................1  \nMinimum Requirements.......................................................................................................................2  \nRecommended Extras ..........................................................................................................................2  \nKeys to The City—A Quick Tour ..................................................................................................................2  \nImportant Things to Know ...................................................................................................................2  \nInstalling the Software Package ...............................................................................................2  \nCommand Window ........................................................................................","cbCaibaWSzUkXETI","https://ap.wps.com/l/cbCaibaWSzUkXETI","pdf",14548541,88,"English","# Acknowledgments\n# Abstract\n# Introduction\n# About dMODELS\n# Minimum Requirements\n# Recommended Extras\n# Keys to The City—A Quick Tour\n# Important Things to Know\n# Installing the Software Package\n# Command Window\n# MATLAB\n# Compiled Software (Windows and Linux)\n# Text Editors\n# Convention for Output Files\n# GNSS Data Measurements\n# Digital Elevation Model Files and readGeorasterTIF\n# Vents\n# Input Data File\n# Map and Topography\n# Documentation\n# Applications Beyond Volcanic Deformation\n# Assumptions\n# A Quick Tour of dMODELS\n# MATLAB Version\n# Compiled Version","[{\"question\":\"What is dMODELS and what problem does it address?\",\"answer\":\"dMODELS is a MATLAB software package for modeling crustal deformation near volcanic centers and active faults using GNSS data.\"},{\"question\":\"What does the user guide cover about using dMODELS?\",\"answer\":\"The guide covers installation, system requirements, recommended extras, conventions for output files, and how to work with key input data types such as GNSS measurements and digital elevation model files.\"},{\"question\":\"Where can the document be cited and referenced?\",\"answer\":\"The guide provides a suggested citation that lists the authors, year (2026), title, and the USGS Techniques and Methods series details, along with a DOI link.\"}]","dMODELS, a MATLAB Software Package for Modeling Crustal Deformation near Volcanic Centers and Active Faults Using Global Navigation Satellite System Data - User Guide | PDF",1791855806,222]