TERMIUM Plus®

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BACKSCATTER CONTRAST [1 record]

Record 1 2007-01-31

English

Subject field(s)
  • Remote Sensing
CONT

Cleared forest areas must be imaged within 1 to 2 years after cutting; after this time, the vegetation in the area begins to regenerate resulting in a decrease in backscatter contrast between forest and clear-cut, and the ability to detect the clear-cuts decreases.

OBS

backscatter: Backscatter is the portion of the outgoing radar signal that the target redirects directly back towards the radar antenna.

OBS

backscatter contrast: term officially approved by the RADARSAT-2 Terminology Approval Group (RTAG).

French

Domaine(s)
  • Télédétection
CONT

Les vents de très faible vitesse ne produisent pas un contraste de rétrodiffusion suffisant entre la surface de l'océan et les vagues atténuées par une nappe de pétrole.

OBS

rétrodiffusion : [...] partie de l'énergie diffusée par la surface du terrain et qui retourne vers l'antenne.

OBS

contraste de rétrodiffusion : terme uniformisé par le Groupe de travail de la terminologie de RADARSAT-2 GTTR).

Spanish

Campo(s) temático(s)
  • Teledetección
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