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wavelet
This term evokes a sense of delicacy and miniature scale, describing a surface disturbance that is far less powerful than a standard wave. It suggests a shimmering, rhythmic quality often associated with tranquility or a light wind touching water.
In technical fields, the word shifts from a visual description to a precise mathematical tool. Here, it refers to a wave-like function with a limited duration, used specifically for signal processing to analyze data at multiple scales, distinguishing it from the infinite nature of sine waves.
Meanings
Examples
Small wavelets shimmered under the moonlight on the lake surface.
The pebble dropped into the water and sent out a series of tiny wavelets.
Look at those little wavelets dancing in the breeze.
The calm bay was disturbed only by a few gentle wavelets.
We should apply a wavelet analysis to isolate the transient spikes in the data.
The software uses a discrete wavelet transform for image compression.
I wonder if a wavelet-based approach would be more efficient for this signal.
The researcher explained how the wavelet function captures both time and frequency.