Doppler sounder spectrogram computation

<?xml version="1.0" encoding="UTF-8"?>
<ComputationCapabilities xmlns="https://metadata.pithia.eu/schemas/2.2" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xsi:schemaLocation="https://metadata.pithia.eu/schemas/2.2 https://metadata.pithia.eu/schemas/2.2/pithia.xsd">

    <identifier>
        <PITHIA_Identifier>
            <localID>ComputationCapabilities_DopplerSounder_Spectrogram</localID>
            <namespace>iap-p</namespace>
            <version>1</version>
            <creationDate>2022-09-30T17:30:00Z</creationDate>
            <lastModificationDate>2022-09-30T17:30:00Z</lastModificationDate>
        </PITHIA_Identifier>
    </identifier>
    <name>Doppler sounder spectrogram computation</name>
    <description>
        Using FFT to calculate a spectrogram from a reflected signal
    </description>
    <capabilities>
        <processCapability>
            <name>SpectralDensity</name>
            <observedProperty xlink:href="https://metadata.pithia.eu/ontology/2.2/observedProperty/EM-Wave_ElectricField_SpectralDensity"/>
            <dimensionalityInstance xlink:href="https://metadata.pithia.eu/ontology/2.2/dimensionalityInstance/1DSpectrumFrequency"/>
            <dimensionalityTimeline xlink:href="https://metadata.pithia.eu/ontology/2.2/dimensionalityTimeline/2DImageSpectrogram"/>
        </processCapability>
    </capabilities>
</ComputationCapabilities>