| Brand |
Intergraph |
| Brand/Model |
ImageStation |
| Date of Introduction |
1999 |
| - System includes Hardware (Y/N) |
Optional |
| - CPU (min./pref.) |
Dual quad-core 1GHz / 3GHz |
| - RAM memory [Mb] (min./pref.) |
1GB / 4GB |
| - Mass storage capacity (min./pref.) |
250GB / 500GB |
| - Graphic Card [Mb] (min./pref.) |
128MB / 768MB |
| - Display memory [Mb] (min./pref.) |
128MB / 768MB |
| - Size/resolution of screens [inches/pixels] |
1280x1024 pixels |
| - Method of stereo image separation |
active or passive polarized glasses; stereomirror; LCD monitor |
| - Supported Image Types[3] |
all types |
| - Input image formats[4] |
virtually all |
| - Export data formats |
Virtually all |
| - Compression techniques (Y (Type)/N) |
Y (JPEG, JPEG2000, RLE, Adaptive RLE, LZ77) |
| - Backup facilities included (Y/N) |
N |
| - Spatial Convolution (Y(specify)[5]/N) |
Y (5x5 convolution (MTFC)) |
| - Resampling (Y (specify)[6]/N) |
Y ([b], [c], exponential and epipolar resampling on-the-fly) |
| - Radiometric corrections[7] |
Y, all |
| - Automatic aerotriangulation (Y/N) |
Y |
| - Automated blunder detection (Y/N) |
Y |
| - Self-calibration (Y/N) |
Y |
| - Automatic Matching (Y(specify[8])/N) |
Y (feature based and least squares based) |
| - Automatic breakline extraction (Y/N) |
N |
| - Interactive mosaicking of orthoimages (Y/N) |
Y |
| - True Orthoimage Generation (Y/N) |
Y |
| - Integration with other data sets (Y(specify[9])/N) |
Y (many including those listed in footnote [9]) |
| - Semi-automatic corner point extraction (Y/N) |
N |
| - Semi-automatic line feature extraction |
N |
| - Semi-automatic building extraction (Y/N) |
N |
| - Major applications (max. 5) |
government; millitary (defense); commercial photogrammetry; mapping/GIS |
| - Major advantages of this system, compared to other systems (max. 20 words) |
end-to-end workflow from image acquisition, through feature and DTM collection and editing, to orthophoto production and QC |
