ESPA Systems software

Mapping facilities

Y

Semi-automatic corner point extraction

N

Semi-automatic line feature extraction

N

Semi-automatic building extraction

Y

3D superimposition

Y

System includes hardware

N

Operating system(s)

Windows 8.1

CPU (min.)

PC-workstation

CPU (preferred)

PC-workstation

Min. RAM memory [Mb]

4096

Preferred RAM memory [Mb]

16384

Min. data storage capacity [Gb]

not applicable

Preferred data storage capacity [Gb]

not applicable

Min. graphic card

OpenGL

Supported special hardware

Stereoscopic viewing devices

User definable operations and extensions

EspaGate API library

64-bit version of software available

Y

Distributed processing capacity

Y

GPU based calculations

N

Source data

Digital cameras; EnsoMOSAIC; scanned aerial images

Input image formats

TIFF; BigTIFF; JPEG; Shapefile; LAS

Export data formats

TIFF; BigTIFF; JPEG; Shapefile; LAS

Automatic matching

Cross-correlation

Automatic breakline extraction

N

Checking facilities (DEM editing)

Y

Automatic contour generation

Y

Mosaicing of orthoimages

Y

True orthoimage generation

N

Min. display memory [Mb]

2048

Pref. display memory [Mb]

4096

Resolution

1920x1080

Method of stereo image separation

Several techniques

Year of introduction

1996

Year of last update

2014

Modular

ESPA 3D; ESPA 3D Pro

Automatic interior

Y

Relative

Y

Automatic aerotriangulation

N

Automated blunder detection

N

Self calibration

Y

Length

Y

Area

Y

Volume

Y

Automatic contrast manipulations

Y

Spatial convolution

Y

Resampling

nearest neighbour; bilinear

Radiometric corrections

Y

Radiometric adjustment for mosaicing

Y

Main applications

Mapping; Automatic terrain modelling; Processing of 3D point cloud data; Orthophoto production; Mosaicking

Distinguishable features

Scalable software solution that ties together stereoscopic mapping, lidar data processing and spatial data maintenance (GIS).