Remote Sensing Archives - Page 3 of 3

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[ April 15, 2018 ] DigitalGlobe Satellite Imagery: Worldview, GeoEye and IKONOS Remote Sensing
[ March 31, 2018 ] Esri JavaScript API Examples: 15 High-Tech Webmaps and Webscenes Maps & Cartography
[ March 18, 2018 ] What Can You Do With a GIS Degree? GIS Career
[ March 2, 2018 ] The Hidden Powers of QGIS 3: 33 Truly Underappreciated Features and Plugins Software
[ February 14, 2018 ] ArcGIS Model Builder: How to Create a Custom Toolbox and Export as a Python Script GIS Analysis

Pleiades Satellite Products: © CNES 2011-15, Distribution Airbus DS. Courtesy of BlackBridge

Pleiades Satellite Constellation: Spot the Detail

The agile Pleiades satellite constellation is comprised of Pleiades 1A and 1B. They offer dynamic image acquisition at 50cm panchromatic & 2m multispectral.

SPOT Satellite Pour l’Observation de la Terre

SPOT-1 (Satellite Pour l’Observation de la Terre) was a French commercial satellite launched in 1986 initiated by the French Space Agency (CNES).

A Complete Guide to LiDAR: Light Detection and Ranging

How would you like to wave your magic wand and find out how far everything is away from you? No magic wands necessary. This is how LiDAR works.

Landsat Program: Satellite Imagery Data and Bands

There have been 8 Landsat satellites. One didn’t make it to orbit but 7 satellites did. Since 1972, the Landsat program has been tracking Earth’s resources.

Passive vs Active Sensors in Remote Sensing

Active sensors illuminates its target and measures that reflected backscatter to the sensor. Passive sensors measure natural energy from the sun.

Remote Sensing

100 Earth Shattering Remote Sensing Applications & Uses

This list of earth-shattering remote sensing applications will change the way you feel about how this industry is changing our world and the way we think.

Nearest Neighbor Classification Technique in Object-Based Image Analysis

Nearest Neighbor Classification Guide in ECognition

Nearest neighbor classification is a powerful approach to classify segmented objects based on specific statistics and training samples chosen by the user.

Multispectral vs Hyperspectral Imagery Explained

Multispectral vs Hyperspectral imagery. Hyperspectral contains hundreds of narrow bands. Multispectral usually consists of only 3 to 10 wider bands.

Remote Sensing Image Classification Techniques

Image Classification Techniques in Remote Sensing

We look at the digital image classification techniques in remote sensing (such as supervised, unsupervised & object-based) to extracts features of interest.

Supervised and Unsupervised Classification in Remote Sensing

Supervised classification creates training areas, signature file and classifies. Unsupervised classification generate clusters and assigns classes.

Software

The Hidden Powers of QGIS 3: 33 Truly Underappreciated Features and Plugins

When QGIS releases a new version, it’s kinda a big deal. Because the unsung heroes of open source GIS software are back! It’s their third big release. QGIS 3!
Remote Sensing

The Big Satellite List. 50 Satellites. 30 Words or Less.

Think you know remote sensing satellites? Think again. This satellite list has the top 50 satellites that silently orbit the Earth. In 30 words or less.
GIS Career

1000 GIS Applications & Uses – How GIS Is Changing the World

From over 50 industries, here are 1000 GIS applications to open your mind of our amazing planet, its interconnectivity with location intelligence in mind.

Software

27 Differences Between ArcGIS and QGIS – The Most Epic GIS Software Battle in GIS History

It’s a head-to-head GIS software showdown with the star-studded lineup in the GIS industry- ArcGIS vs QGIS. Discover the differences between ArcGIS and QGIS
Maps & Cartography

Magnetic North vs Geographic (True) North Pole

The Magnetic North Pole is a point in Northern Canada where the northern lines of attraction enter the Earth. Compass needles point to the magnetic north.
Software

13 Free GIS Software Options: Map the World in Open Source

There’s a bucket load of free GIS software packages available for you to map the world. Manage, visualize and edit GIS data with open source GIS software.

GISGeography.com