C Tech offers comprehensive video training for Earth Volumetric Studio, from free tutorials covering the fundamentals to in-depth premium classes. All training uses data and applications included with EVS Studio Projects.
Subscribe to C Tech YouTube Channel 2023 EVS Training Videos (PDF Syllabus)
Current Training Videos
New training videos for the latest versions of EVS, hosted on ctech.com with clickable chapters.
Free Training Videos
Available to everyone at no cost.
- EVS Application Overview — 1:01:09
- Data Considerations in EVS — 1:02:36
- Application Origin and Reusing EVS Applications — 0:29:39
- How to Use C Tech Web Scenes — 0:18:11
Premium Training Videos
Available to Enterprise customers and organizations with the Unlimited Training Option. Sign in with your C Tech account on the video page to watch. Not covered yet? Contact sales@ctech.com.
- Stratigraphic Modeling with gridding and horizons — 1:00:46
- Alternative Gridding Concepts in EVS — 1:26:50
- 3D Estimation in EVS — 2:14:20
- Lithologic Modeling in EVS — 0:39:17
- Advanced Lithologic Modeling in EVS — 1:56:56
- Driven Sequences in EVS — 1:14:08
- (Python) Scripted Sequences in EVS — 1:18:52
- Advanced Scripted Sequences — 2:13:55
- Advanced MODFLOW Initialization Concepts — 1:08:43
Legacy Training Videos
These videos were produced before 2022 and use older module names. The content remains relevant. See the module name reference for a table of old and new names.
Free Legacy EVS Training Videos
Earth Volumetric Studio Training Series
Studio Overview
Overview of Earth Volumetric Studio 0:08:33
Reviews the Studio environment and key features, especially those new compared to legacy EVS Pro and MVS.
Studio Overview: Part Two 0:18:03
Introduces the Studio Sample Projects and shows 14 projects demonstrating the broad range of EVS capabilities.
Datamaps in Earth Volumetric Studio 0:12:45
Demonstrates modifying the symbology or datamap that correlates data values to colors.
2D Kriging and DrillGuide
2D Kriging and DrillGuide: Part One 0:16:03
Introduces 2D kriging using krig_2d and C Tech's DrillGuide technology for analytically guided site assessment.
2D Kriging and DrillGuide: Part Two 0:11:20
Further demonstrates DrillGuide technology covering isolines, geostatistical confidence, and uncertainty.
Geology Fundamentals
Geology Fundamentals: Part One 0:12:34
Discusses the PGF file format and demonstrates make_geo_hierarchy on a relatively simple site.
Geology Fundamentals: Part Two 0:10:49
Uses make_geo_hierarchy to develop site stratigraphy on a complex site with dipping strata and lenses.
Geology Fundamentals: Part Three 0:08:25
Uses make_geo_hierarchy on a more complex site with highly variable and ambiguous material ordering.
Stratigraphic Geology
Stratigraphic Geology Part One: GEO Files & krig_3d_geology 0:13:17
Introduces krig_3d_geology and its basic properties, viewing stratigraphic horizons defined by a .GEO file.
Stratigraphic Geology: Part Two — Volumetric Models with 3d_geology_map 0:09:45
Builds a true volumetric model and discusses removing pinched-out layer portions using plume or plume_shell.
Stratigraphic Geology: Part Three — Interpolation Methods and Thickness Space 0:15:50
Investigates estimation methods in krig_3d_geology and the "Estimate in Thickness Space" option.
Stratigraphic Geology: Part Four — Horizon Ranking 0:14:57
Covers the horizon_ranking module for overriding normal hierarchy with intersecting geologic horizons.
3D Kriging
3D Kriging: Part One — krig_3d and gridding limitations 0:15:14
Introduces krig_3d and discusses limitations of flat-topped rectilinear gridding.
3D Kriging: Part Two — krig_3d & krig_3d_geology 0:15:36
Demonstrates incorporating krig_3d_geology when doing 3D kriging for grid conformance to site topography.
3D Kriging: Part Three — intersection, area_cut & volumetrics 0:22:25
Introduces draw_lines and triangulate_polygons for user-defined areas, area_cut, intersection, and volumetrics.
Lithologic Geology
Lithologic Geology: Indicator Kriging of PGF Files: Part One 0:16:36
Introduces indicator_kriging to develop site-wide 3D models of lithology from boring log data.
Lithologic Geology: Visualization Techniques: Part Two 0:09:16
Demonstrates Group Containers and introduces the slice and cut modules.
Lithologic Geology: Visualization Techniques: Part Three 0:13:02
Introduces the thin_fence and fence_cut modules.
Advanced Gridding Concepts
Advanced Gridding Concepts: Finite Difference: Part One 0:20:12
Introduces krig_3d_geology's Finite Difference Gridding option for flexible rotated rectangular 2D grids.
Advanced Gridding Concepts: area_cut & polyline_spline: Part Two 0:15:04
Adds area_cut, polyline_spline, and triangulate_polygons to confine grids to a riverine dataset's concave hull.
Animation
Animation in EVS 0:18:09
Demonstrates the basic procedure for creating animations in Earth Volumetric Studio.
Working with Dense Data
Working with Dense Data: Part One 0:12:44
Shows two ways of working with dense or oversampled data such as MIP, introducing node_computation and Python Scripting.
Working with Dense Data: Part Two 0:11:02
Demonstrates Studio's Data Reduction Tool for optimizing oversampled data files.
Working with Dense Data: Part Three 0:14:07
Demonstrates techniques for optimizing 3D model creation of dense data processed with the Data Reduction Tool.
Complex Fault Modeling
Complex Fault Modeling 0:45:12
Explains in detail the processes for modeling a complex site with 4 faults and 6 fault blocks using Prehistoric Geology.
Legacy EVS & MVS Training Videos
EVS & MVS Training Series
Alternative ways to display continuous borings or CPT data such as MIP, plotting data as lines beside individual borings.
Projecting Water Tables to 2D Cross Sections
Demonstrating the methodology for projecting water table elevations onto 2D cross-sections.
Determining Post surf_cut Layer Thickness
The process for determining true thickness of a geologic layer following use of the surf_cut module.
3D Fence Diagrams Projected to 2D: Part 1
Creating 3D fences and projecting them to a 2D cross-section based on their path.
3D Fence Diagrams Projected to 2D: Part 2 — ArcMap
Exporting the projected 2D fences for use in ArcMap.
Time Domain Animation of Surface Data
Preparing data and applications to perform animation of time domain surface data such as water tables.
Using Load_EVS_Field and Save_EVS_Field modules for archiving project results.
Using Make_Geo_Hierarchy in EVS
How to use Make_Geo_Hierarchy to convert lithology boring logs into 3D stratigraphic models.
How to create arrays of parallel slices perpendicular to the x and/or y axes.
Volume Rendering with Array of Slices
Enhancing the array of slices technique using merge_fields and adjust_transparency for volume rendering.
Premium Legacy Training Classes
Full-length recorded classes (most are about 3 hours). Available to Enterprise customers and organizations with the Unlimited Training Option: sign in with your C Tech account on the class page to watch. Not covered yet? Contact sales@ctech.com.
Intro to Studio Series (4 Parts)
Recommended for anyone new to Earth Volumetric Studio.
Intro to Studio Part 1: Intro to Geologic Modeling (3 hours)
Video: Intro to Studio Part 1
- PGF Files
- Categories of PGF files and site geology
- make_geo_hierarchy
- Simple sites (adding legend, axes)
- Complex sites
- Post_samples to view stratigraphic geology files (GEO, GMF)
- krig_3d_geology
- Gridding options (Convex Hull, Rectilinear)
- Interpolation methods
- Viewing geologic_surfaces
- Understanding hierarchy
- Mapping data to surfaces
Intro to Studio Part 2: Geologic Modeling continued (3 hours)
Video: Intro to Studio Part 2
- Stratigraphic Geology
- Building the application, geology_to_structured, Nodal vs. Cell data, Z Scale
- Subsetting
- Slice, Cut
- Object Properties
- Opacity, Visibility, Datamaps (Node/Cell Data), Rendering Modes
- Exporting high resolution images
Intro to Studio Part 3: 2D Kriging and Site Assessment (3 hours)
Video: Intro to Studio Part 3
- Analyte Data File Formats (.APDV, .AIDV)
- Log Processing
- 2D kriging (Gridding Options, Data Processing & Clipping)
- DrillGuide (Analytically guided site assessment, Geostatistical Confidence, Uncertainty)
- Adding isolines, determining multiple new sampling locations
- Using Min/Max technology — area_integrate & plume modules
Intro to Studio Part 4: Intro to 3D Kriging (3 hours)
Video: Intro to Studio Part 4
- 3D kriging
- Gridding Options (Internal, krig_3d_geology, grid resolution)
- Data Processing & Clipping (Handling Non-Detects)
- Expert system parameters
- Horizontal-Vertical Anisotropy
- Visualization & Subsetting (external_faces, external_edges, plume_shell, plume, slice, cut)
- Annotation (legend, axes, titles)
- Volumetrics Analysis
Advanced and Specialty Classes
For experienced users. Completion of the Introductory Series or equivalent is required.
Advanced Lithologic Modeling with Surficial Geology
Video: Advanced Lithologic Modeling with Surficial Geology
Learn how to incorporate surface geology maps and borings data into 3D lithologic models to create an integrated model honoring both data sources. Python Scripting class is a prerequisite.
3D DrillGuide (1 hour 40 min)
Video: 3D DrillGuide
- Pros & Cons of 2D DrillGuide
- When to consider 3D vs. 2D DrillGuide analysis
- How the nature of project data drives the need
- Characteristics of data files not well served in 2D
- Using Python to perform multi-level targeted analysis
Fast Geostatistical Realization — Stratigraphy (1 hour)
Video: Fast Geostatistical Realization (FGR) to Stratigraphic Models
Learn how to apply Fast Geostatistical Realization (FGR) to stratigraphic models while addressing the underlying principles of C Tech’s FGR technology.
Importing and Displaying LIDAR Data (1.2 hours)
Video: Importing and Displaying LIDAR Data
Learn how to import Leica Laser Scanner full color LIDAR data into EVS and integrate it with geologic and geophysical models.
- Data download: Sarteano-ERT.zip (350 MB)
- Python Scripting class is a prerequisite for hands-on work
Advanced Variography in krig_3d (3.2 hours)
Video: Advanced Variography in krig_3d
Learn how to create and use fully 3D anisotropic variograms from an environmental engineer’s perspective rather than a geostatistician’s.
- Ellipsoid as a variogram surrogate
- Understanding heading and dip
- Primary and secondary anisotropy
- Z Scale issues
- Optimization
- Variogram models
Python Scripting in Studio (3.2 hours)
Video: Python Scripting in Studio
- Prerequisites: Some prior Python programming experience (Lists, Tuples, Dictionaries, Loops, Conditionals)
- Capabilities and Limitations of Python in Studio
- Controlling Studio Module Parameters (GET/SET syntax, Recording)
- Creating Output (4DIMs, VRML, Images)
- File I/O (Writing tab delimited text files for Excel)
How to Edit Stratigraphic Geology (3.4 hours)
Video: How to Edit Stratigraphic Geology
Learn how to employ the texture_cross_section and edit_horizons modules to edit stratigraphic geology and develop stratigraphic geology from hand-drawn cross-sections.
- How to use texture_cross_section to apply images along non-planar cross-sections
- How to use edit_horizons in conjunction with texture_cross_section
- How to use edit_horizons to directly edit stratigraphic geologic models
Working with Time Domain Data (3.2 hours)
Video: Working with Time Domain Data
Learn how to properly format and model data collected over time — water table variation, plume migration, and mitigation.
- Water table data over time (formatting, missing data handling)
- Kriging time domain data files (time_geology)
- Analyte data over time (interpolation, extrapolation, missing samples)
- Animation (change_minmax, dates, Animator, Time loops, Python Scripting)
Advanced Lithologic Modeling (3.5 hours)
Video: Advanced Lithologic Modeling
Advanced techniques for lithologic modeling including data considerations, grid resolution, variograms, and anisotropy.
- Lithology Data (quality, merging materials, Generate PGF File, Refine)
- Using indicator_geology module (Nearest Neighbor, Kriging, Smooth vs. Block)
- Probabilities (total probability, individual material probabilities)
- Exploding by lithology with material_mapping
- Advanced grid input options and multi-layer stratigraphic input
Precision Agriculture and Depth Correlated Kriging (3 hours)
Video: Precision Agriculture and Depth Correlated Kriging
Depth correlated kriging for sites with substantial topography where phenomena correlate with depth rather than true elevation.
- Data Formatting (restructuring to non-cartesian space, Flat Faux Ground Surface)
- 3D Kriging Process (Model Extents, Kriging settings, Compensations)
- 3D Kriging as a Flat Slab (no Z Scale challenges)
- Using displace_block module (topographic surface input, Z Scale and Asymmetric Z Scaling)