The vocabulary of
modern music analysis.
Every term SongScore uses — defined clearly and completely. These are the metrics and concepts that drive your track analysis and written report.
SongScore
The overall 0–100 track readiness score measuring a track's commercial potential across all streaming platforms.
Platform Fit Score
A score measuring how well a track matches the algorithmic and cultural preferences of a specific streaming platform.
Spotify Fit Score
A Platform Fit Score measuring how well a track matches Spotify's algorithmic preferences and editorial playlist profile.
TikTok Fit Score
A Platform Fit Score measuring how well a track is positioned for viral performance on TikTok and short-form video platforms.
Apple Music Fit Score
A Platform Fit Score measuring how well a track matches Apple Music's editorial curation preferences and spatial audio standards.
YouTube Music Fit Score
A Platform Fit Score measuring how well a track is positioned for YouTube Music's hybrid streaming-video discovery ecosystem.
Sonic DNA
SongScore's proprietary six-dimension acoustic fingerprint radar: Energy, Valence, Arousal, Danceability, Acousticness, and Instrumentalness.
Hook Segment Analysis
Identification of the most representative and commercially strongest 30-second portion of a track.
Mood Analysis
SongScore's detection and scoring of 31 emotional mood dimensions present in a track, from Happy and Energetic to Melancholic and Dark.
Genre Detection
Automatic classification of a track's primary genre, subgenres, and free genre tags from audio analysis.
Segment Time-Series
Charts showing how audio dimensions change over the duration of a track, not just as static averages.
BPM (Beats Per Minute)
The tempo of a track measured in beats per minute, a fundamental rhythmic descriptor.
Key Signature
The tonal centre and scale of a track, defined by its root note and whether it uses a major or minor tonality.
Time Signature
The rhythmic framework of a track, defining how many beats are in each bar and which note value constitutes one beat.
Energy (Audio Dimension)
The perceived intensity and activity level of a track, one of the six Sonic DNA dimensions.
Valence (Audio Dimension)
The musical positiveness conveyed by a track, one of the six Sonic DNA dimensions — high values sound happy, low values sound sad.
Arousal (Audio Dimension)
The degree to which a track activates and excites the listener, distinct from raw energy — high arousal can be tense and quiet.
Danceability
How suitable a track is for dancing, based on tempo stability, rhythmic regularity, and beat strength.
Acousticness
A confidence measure of whether a track uses acoustic (natural) sounds versus electronic or synthesised production.
Intro
The opening section of a track, before the main vocal or hook begins.
Verse
The narrative section of a track where the lyrical story advances, typically preceding each chorus.
Chorus
The most memorable and repeated section of a track, typically containing the central hook and highest energy.
Bridge
A contrasting section that provides variety before the final chorus, typically with new harmonic or lyrical material.
Drop
The moment in electronic and dance music where tension releases into the fullest, most energetic section of the track.
Build-Up
A tension-increasing section that precedes the drop or chorus, using rising energy and rhythmic acceleration.
Outro
The closing section of a track, winding down energy and instrumentation after the final chorus or drop.
Emotional Profile
The dominant emotional character of a track across 31 mood dimensions, mapped onto the Circumplex Model of Affect.
Character Profile
Textural and sonic descriptors that capture the physical character of a track — how it sounds rather than how it feels.
Movement Profile
The structural and dynamic characterisation of how a track progresses, builds, and releases energy over time.
Primary Genre
The single most dominant genre classification for a track, identified by SongScore from the audio signal.
Subgenre
A more specific genre sub-classification within a track's primary genre, providing finer-grained stylistic positioning.
Free Genre Tag
Stylistic descriptors that cross traditional genre boundaries, capturing the unique hybrid character of a track.
Genre Hierarchy
The full three-level genre classification of a track: Primary Genre, Subgenre, and Free Genre Tags.
Spotify Completion Rate
The percentage of Spotify listeners who play a track from start to finish, a primary algorithmic signal for playlist placement.
Skip Risk
The predicted probability that a Spotify listener will skip the track within the first 30 seconds.
Save Intent
The predicted likelihood that a listener will add the track to their library or a playlist, indicating strong long-term engagement.
Algorithmic Fit
How closely a track matches the audio characteristics that Spotify's recommendation algorithm actively promotes.
Playlist Potential
The predicted breadth of playlist suitability based on mood variety, genre clarity, and editorial relevance.
Algorithmic Playlist
A personalised playlist generated by a streaming platform's recommendation algorithm, including Spotify's Discover Weekly and Daily Mix.
Editorial Playlist
A playlist curated by a human playlist editor employed by a streaming platform, typically featuring hand-picked tracks.
Personalized Playlist
A playlist that is unique to each listener, generated from their listening history and acoustic preferences.
Release Radar
Spotify's personalised weekly playlist that surfaces new releases from artists a listener follows or has recently streamed.
Analysis Report
A written career-guidance analysis generated from a track's audio data, covering release strategy, pitching targets, and production recommendations.
Track Readiness
The practice of objectively assessing whether a music track is technically and commercially ready for streaming platform release.
Stream Velocity
The rate at which a track accumulates streams over time, indicating growth trajectory and momentum.
Listener Retention
The percentage of first-time listeners who continue to stream a track across multiple sessions after initial discovery.
Playlist Add Rate
The frequency at which a track is added to listener-created playlists, indicating organic discovery momentum.
Vocal Clarity Score
A metric measuring the technical quality and mix presence of the lead vocal track, from 0 to 100.
Production Analysis
SongScore's assessment of the technical quality of a track's mix and master, including loudness, frequency balance, dynamic range, and stereo width.
See these metrics applied to your track.
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