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Technology
Quick fact
Without windowing, simply chopping a signal at arbitrary points creates misleading frequency 'ghosts' that can obscure real components, a phenomenon known as spectral leakage.
Why this is interesting
You've probably seen a spectrogram of a song—how does a computer turn a snippet of music into a clear picture of its frequencies? The secret lies in a clever mathematical trick: the windowing function.
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Subjects · study & training · careers
Choose something you are considering. FACTREE will give you a clear picture of what it contains, how its main parts connect and where it could lead.
This private catalogue connects 31 subjects, study routes and careers across six broad areas. Public Maps and learner routes remain off.
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Open a subject to see its complete shape at a glance. You can always return here and choose something else.
See what programming involves, how its main areas connect, and whether you find the knowledge interesting enough to take it further.
Structuring the Programming Map…
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Move from the one-screen overview into all 19 areas. Open any area, compare possible Paths and return to the overview whenever you want.
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Administrator
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Knowledge architecture
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Curriculum coverage
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