Integrating layered-earth and voxel-based modelling: A case study from offshore East Africa

See how to successfully combine conventional layered-earth modelling and voxel-based modelling by using GM-SYS and VOXI Earth Modelling. Gaud Pouliquen presents a case study using public domain sat...

On-Demand Webinars | Geophysical Inversion Modelling | 668 views

Public domain satellite gravity inversion offshore Somalia combining layered-Earth and voxel based modelling [PDF]

2017: First Break, EM & Potential Methods
Gaud Pouliquen, Gerry Connard, Hannah Kearns, Mohamed Gouiza, Douglas Paton

Technical Publications | Energy Geoscience | 841 views

Effective approaches to potential field modelling in hydrocarbon exploration

In a challenging economic environment, potential field modelling can prove extremely useful to hydrocarbons exploration.

Geosoft Articles | Energy Geoscience | 315 views

Introducing VOXI Earth Modelling: IP and Resistivity

A full-featured and modern approach to 3D modelling of IP and resistivity data using VOXI Earth Modelling, integrated with Oasis montaj for a seamless experience to create 3D conductivity and charg...

On-Demand Webinars | Mineral Geoscience | 483 views

VOXI Earth Modelling: Enhancing mineral prospectivity with regional 3D inversion

This webinar shows how geological surveys and national agencies can expand their services beyond pre-competitive geoscientific data. By creating and delivering regional scale 3D inversions of airbo...

On-Demand Webinars | Mineral Geoscience | 480 views

VOXI Earth Modelling: Combining geological insight and geophysical modelling

If you’re a geoscientist creating and interpreting geological and geophysical models, this presentation is for you. It provides a geologist’s guide to interpreting and influencing geoph...

On-Demand Webinars | Mineral Geoscience | 493 views

3D Modelling IP and Resistivity with VOXI

Learn about the 3D induced polarization (IP) and resistivity capabilities within VOXI Earth Modelling. This technology showcase will outline the theoretical underpinnings behind DCIP for VOXI, focu...

On-Demand Webinars | Mineral Geoscience | 619 views

Robert Ellis Geosoft - SEG 2012 Geophysical Inversion Workshop

Presented during the SEG 2012, this workshop brings together a range of experts to present the basic mathematics and algorithms of inversion methods, both the current state of the art and future as...

On-Demand Webinars | Mineral Geoscience | 524 views

Magnetization Vector Inversion helps identify structures in Brazilian gold district

Magnetization Vector Inversion (MVI) helped identify structures in the Pontes e Lacerda area of southwestern Brazil, a gold district at -12° latitude where magnetic anomalies with inverted...

Geosoft Articles | Mineral Geoscience | 1469 views

High Resolution Inversion of the Magnetization Vector in the Pontes e Lacerda Area [PDF]

2016: Brazilian Symposium of Mineral Exploration
Telma Aisengart, Diego Barbosa, Taronish Pithawala, Janaína Gattermann Pereira, Clara Porto, José Luís Ando, Mônia...

Technical Publications | Geophysical Inversion Modelling | 1413 views

Continual Improvement: Geophysical examples from the Eagle Ni-Cu Mine

As explorers are forced to look deeper and in more challenging geophysical environments, is becoming more important for geoscientists to fine-tune their survey methods in order to gain maximum valu...

On-Demand Webinars | Geophysical Inversion Modelling | 1258 views

Auxiliary Information in Geophysical Inversion

The presentations in this video showcase work done by Rob Ellis and Ian MacLeod of Geosoft Incorporated and Peter Diorio of GeophysicsOne to demonstrate the importance of auxiliary information in g...

On-Demand Webinars | Mineral Geoscience | 931 views

Constrained Voxel Inversion using the Cartesian Cut Cell Method

This video demonstrates the cartesian cut cell method on a constrained inversion using synthetic and field data. It is a recording of a presentation by Robert Ellis from the ASEG (Australian ...

On-Demand Webinars | Mineral Geoscience | 1038 views

VOXI - A cloud approach to earth modelling for exploration

Geosoft's Chief Technologist, Ian MacLeod presented his talk, VOXI: A Cloud approach to earth modelling for exploration, during the PDAC 2012 conference & exhibition in Toronto, Canada as p...

On-Demand Webinars | Geophysical Inversion Modelling | 966 views

VOXI Earth Modelling presentation at PDAC 2012

A repeat of the VOXI presentation given at Geosoft's booth at PDAC 2012 by Ian MacLeod and Elizabeth Baranyi. This video explains what VOXI Earth Modelling is and how it works. Elizabeth provid...

On-Demand Webinars | Geophysical Inversion Modelling | 959 views

Introducing an upper bound constraint to the VOXI inversion process

This seminar walks you through the steps of confining the property of a 3D volume to a user-defined range and then comparing the outcome to unconstrained 3D inversion results...

On-Demand Webinars | Geophysical Inversion Modelling | 992 views

Running a simple inversion in VOXI

In this online seminar you will be introduced to the VOXI Earth Modelling interface and functionality. Instructors will demonstrate how you can use VOXI Earth Modelling as a part of your workflow i...

On-Demand Webinars | Geophysical Inversion Modelling | 1013 views

VOXI Earth Modelling: Podolsky example

Elizabeth Baranyi from Geosoft demonstrates VOXI Earth Modelling to perform a 3D geophysical inversion using data from the Podolsky property in Sudbury, Ontario.

 

On-Demand Webinars | Geophysical Inversion Modelling | 955 views

Solving the inversion dilemma with VOXI Earth Modelling

Find out how Geosoft solved the inversion dilemma and how VOXI can empower you to model complex geophysical data & create realistic 3D representations of the earth to improve discovery success.

On-Demand Webinars | Geophysical Inversion Modelling | 984 views

Improving Exploration Targeting

Join Natalie Green and Sara Deschamps as they demonstrate how the new 3D subsurface geological modelling workflows can be combined with inversions using VOXI Earth Modelling to advance targeting on...

On-Demand Webinars | Geophysical Inversion Modelling | 1003 views

Advances in 3D Geophysical Inversion Modelling

In this seminar, Elizabeth Baranyi demonstrates a number of geophysical modelling techniques in VOXI Earth Modelling. Covering everything from running a simple inversion, the use of constraints to ...

On-Demand Webinars | Geophysical Inversion Modelling | 1018 views

VOXI Earth Modelling: MVI and IRI Introduction

See how to use the Iterative Reweighting Inversion and Magnetization Vector Inversion (MVI) methods in Geosoft VOXI Earth Modelling to create refined 3D subsurface models that more accurately refle...

On-Demand Webinars | Geophysical Inversion Modelling | 1007 views

Reducing Risk in Exploration Targeting

Ian McLeod provides a introduction to 3D exploration geophysics, providing an overview of the different geophysical survey terms and techniques. Using examples from actual exploration projects, he ...

On-Demand Webinars | Geophysical Inversion Modelling | 948 views

Magnetic Vector Inversion

Modelling of local magnetic field anomalies, and in particular 3D voxel-based modelling, is now a primary tool in exploration targeting. The majority of current voxel-based magnetic inversions assu...

On-Demand Webinars | Geophysical Inversion Modelling | 951 views

Practical methods for large multi-parameter 3D inversion models

Tools are now readily available to independently invert in 3D multiple geophysical dataset covering large areas at high resolution. The resulting models, however, can present dauntingly large volum...

On-Demand Webinars | Geophysical Inversion Modelling | 982 views

Effective Interpretation of 3D Inversion Results

In this video, you'll get a glimpse behind the scenes of the process of interpreting inversion results with an illustrative example featuring the Great Whale iron property in Quebec, Canada usi...

On-Demand Webinars | Geophysical Inversion Modelling | 1066 views

Frequency domain electromagnetic data inversions using VOXI Earth Modelling

This video provides an introduction to the quasi 1D inversion of frequency domain electromagnetic (FDEM) data. It includes an overview of VOXI Earth Modelling and its FDEM capabilities. Practical e...

On-Demand Webinars | Geophysical Inversion Modelling | 1182 views

Building integrated exploration models with geology and geophysics

This presentation shows the impact of constraining geophysical inversions with simple and complex geological models. We will highlight 2 exploration examples where geological information was applie...

On-Demand Webinars | Geophysical Inversion Modelling | 1106 views

Introducing VALEM for GM-SYS 3D

Join Geosoft Chief Technologist, Ian MacLeod as he introduces VALEM (Voxel Assisted Layered Earth Modelling), a new cloud powered inversion service seamlessly integrated into GM-SYS 3D, Geosoft'...

On-Demand Webinars | Energy Geoscience | 1307 views

Modelling the Earth through Inversion

An interview with Geosoft Chief Technologist Ian MacLeod on the benefits of 3D inversion modelling, and the company’s plans to introduce voxel inversion modelling technology as an online serv...

Geosoft Articles | Geophysical Inversion Modelling | 872 views

Seeing the shades of grey in 3D inversion

This article looks at the latest thinking, and technology, that’s making geophysical inversion techniques more reliable and informative as an aid for mineral exploration.

Geosoft Articles | Geophysical Inversion Modelling | 861 views

Introduction of VOXI Earth Modelling technology

Geosoft’s introduction of accessible 3D modelling technology that has advanced exploration geophysics for improved drill targeting. 

Geosoft Articles | Geophysical Inversion Modelling | 812 views

Quantitative Magnetization Vector Inversion

2015: SAGA 14th Biennial Technical Meeting and Exhibition
Ian N. MacLeod, Robert G. Ellis

Technical Publications | Geophysical Inversion Modelling | 1527 views

Qualitative and Quantitative Magnetization Vector Inversion applied to the Pirapora Anomaly [PDF]

2015: SBGf 14th International Congress of the Brazilian Geophysical Society
Telma Aisengart

Technical Publications | Geophysical Inversion Modelling | 1838 views

A hybrid solution worth its salt

VALEM (Voxel Assisted Layered Earth Modelling) technology was developed by Geosoft, in collaboration with potential field experts in the energy sector, to address the base of salt challenge.

Geosoft Articles | Energy Geoscience | 288 views

Quasi3D Inversion of Airborne EM Data [PDF]

2015: ASEG-PESA 24th International Geophysical Conference and Exhibition
Robert G. Ellis, Ian N. MacLeod

Technical Publications | Geophysical Inversion Modelling | 1455 views

Smarter use of big data, geophysics, and cloud computing can help boost discovery rates

Deposits may have become harder to find in recent decades, but by eliminating instrument noise, making 3D geophysical inversion an integral part of the exploration process and harnessing the unprec...

Geosoft Articles | Mineral Geoscience | 1976 views

How geophysical inversion boosts confidence at every exploration stage

From validating geology on grassroots project to finding new ore around existing mines, geophysical inversion is taking some of the risk out of high stakes mineral exploration. Recent technology de...

Geosoft Articles | Mineral Geoscience | 1702 views

Reducing risk: the advantages of Magnetization Vector Inversion

Magnetization Vector Inversion (MVI) is a technique introduced by Geosoft to help eliminate erroneous assumptions about magnetization. After a year of application in mineral exploration, project ex...

Geosoft Articles | Mineral Geoscience | 1691 views

Earth Explorer: 2015 Mineral Exploration Report [PDF]

A compilation of top Earth Explorer articles featuring applied success in improving data discovery and using geophysical inversion methods to increase confidence in drill targeting. 

Reports and eBooks | Mineral Geoscience | 2105 views

3D Inversion of Magnetic Data at Low Magnetic Latitudes [PDF]

2013: SBGf 13th International Congress of the Brazilian Geophysical Society
Telma Aisengart

Technical Publications | Mineral Geoscience | 3195 views

Magnetic Vector Inversion, a simple approach to the challenge of varying direction of rock magnetization [PDF]

2013: ASEG-PESA 23rd International Geophysical Conference and Exhibition
Robert G. Ellis, Ian N. MacLeod

Technical Publications | Mineral Geoscience | 6121 views

Auxiliary Information in Geophysical Inversion [PDF]

2013: ASEG Inversion Forum
Robert G. Ellis, Peter Diorio, Ian N. MacLeod

Technical Publications | Geophysical Inversion Modelling | 630 views

Constrained voxel inversion using the Cartesian cut cell method [PDF]

2013: ASEG-PESA 23rd International Geophysical Conference and Exhibition
Robert G. Ellis, Ian N. MacLeod

Technical Publications | Geophysical Inversion Modelling | 1897 views

Inversion of Magnetic Data from Remanent and Induced Sources [PDF]

2012: ASEG 22nd Conference and Exhibition
Robert G. Ellis, Barry de Wet, Ian N. MacLeod

Technical Publications | Mineral Geoscience | 6484 views

VOXI Earth Modelling Data Security and Architecture [PDF]

2012: Geosoft Technology White Paper
Roger Amorin 

Technical Publications | Mineral Geoscience | 3887 views

Gravity Case study of the Podolsky Deposit, Sudbury Basin [PDF]

2011: KEGS Symposium 
Elizabeth Baranyi, Robert G. Ellis

Technical Publications | Geophysical Inversion Modelling | 2019 views

Non-Uniqueness in Potential Field Inversion [PDF]

2010: SBGf Non-Seismic Methods: Birth and Re-Birth of Geophysics

Robert G. Ellis

Technical Publications | Energy Geoscience | 9508 views

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