frequency separation
[/ˈfriːkwənsi ˌsɛpəˈreɪʃən/]
noun
separação de frequência
1. A digital image editing technique that separates an image into different frequency layers (low and high frequencies) to allow independent manipulation of detail and color/tone
Frequency separation allows photographers to retouch skin tones without affecting fine details.
A separação de frequência permite que fotógrafos retoques tons de pele sem afetar detalhes finos.
2. In audio and telecommunications, the technique of isolating different frequency bands to prevent interference
Frequency separation is essential in radio broadcasting to avoid channel interference.
A separação de frequência é essencial na radiodifusão para evitar interferência de canais.
3. In signal processing, the process of filtering or dividing signals based on their frequency components
The audio engineer used frequency separation to isolate the bass from the treble.
O engenheiro de áudio usou separação de frequência para isolar o grave do agudo.
Frequency separation is a prominent technique in contemporary digital photography, especially in professional retouching and beauty photography. The term has gained significant popularity in Brazil's growing digital content creation community, with many online courses and tutorials in Portuguese now teaching this technique. It's primarily used in professional settings within the creative industries in both Brazil and the USA.
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