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INDICE COLORATION [2 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2006-03-15

English

Subject field(s)
  • Remote Sensing
CONT

The performance of SPOT-4, Landsat-7, and RADARSAT-1 SAR satellite data were compared to identify and map surficial deposits. Different spectral indices (normalized difference vegetation index (NDVI), transformed soil adjusted vegetation index (TSAVI), redness index (RI), form index (IF), coloration index (CI), intensity, hue, and saturation) and textural features (mean, standard deviation, angular second moment, entropy, etc.) were extracted from these datasets and used in the mapping process.

OBS

coloration index; CI: term and abbreviation officially approved by the RADARSAT-2 Terminology Approval Group (RTAG).

Key term(s)
  • colouration index

French

Domaine(s)
  • Télédétection
CONT

Les potentiels des données satellitaires SPOT-4, Landsat-7 et RADARSAT-1 sont comparées afin de cartographier les formations meubles. Différents indices spectraux («normalized difference vegetation index» (NDVI), «transformed soil adjusted vegetation index» (TSAVI), «redness index» (RI), indice de forme (IF), indice de coloration (IC), intensité, teinte et saturation) de même que des indices de texture (moyenne, écart type, second moment angulaire, entropie, etc.) sont extraits de ces images satellitaires.

OBS

indice de coloration : terme uniformisé par le Groupe de travail de la terminologie de RADARSAT-2 (GTTR).

Spanish

Save record 1

Record 2 1977-01-04

English

Subject field(s)
  • Geology
OBS

(...) a number that represents the percent, by volume, of dark or colored minerals in a rock.

French

Domaine(s)
  • Géologie
OBS

L'indice de coloration (COL) donne la proportion % des minéraux colorés.

Spanish

Save record 2

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