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Scientific Illustrator, Department of Geology
GIS, Illustration, Photography, Printing and more for staff and students

Aligning and adjusting images using photoshop: Core scan example

1      About this approach

In this approach we use photoshop to align images and make image brightness, contrast and other adjustments. These instructions are written for photoshop CS6, but they should be applicable to other recent versions of Photoshop.

This approach has these advantages over aligning images in adobe illustrator or other vector package:

  1. Opportunity to automatically align images
  2. Ability to make image brightness, contrast and other adjustments live (and reversibly)
  3. Ability to make granular image adjustments (i.e. at the edges of aligned images to make them match better).

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New page: Digitising a geological map in ArcGIS Desktop

I’ve made a new page on the website which covers digitising a geological map in ArcGIS desktop. The page has written instructions and a series of screencasts that cover: georeferencing, digitising contacts, generating polygons and other steps. Links to other instructions that cover other parts of digitising a map are also included.

Working with Wikis (websites) on blackboard (v9.1)

This page explains the basics of working with wikis (websites) on blackboard Learning management system. Instructions apply to version 9.1. Have a look at the planning section below, then check out the video or text instructions.

[Instructions UPDATE (8/9/2015)]

Here are a couple of tips to make things a bit easier:

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Installing Inkscape (0.91) on MacOS (10.7-10.10)

Follow ALL these instructions to successfully install and run inkscape 0.91 on MacOS version 10.7-10.10. Skip instructions if you don’t want it to work properly. More up to date (but less detailed) install instructions are found on this page:
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How to compress powerpoint presentations

These instructions are applicable to Powerpoint 2011 on MacOS and Powerpoint 2013 on PC (and probably versions on either side of these).

The size of your Powerpoint presentation is mostly going to be based to the number of images you have in your presentation, image size (especially if you are using MacOS), and your default compression settings (only applicable if you are using a windows PC).

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