Track analysis

교실이데아 (Classroom Idea)

서태지와 아이들

Featured in MusiTag Demo Dataset, "교실이데아 (Classroom Idea)" by 서태지와 아이들 illustrates the breadth of MusiMap's semantic coverage. Primary genre signals include Nu Metal, Heavy Metal, and Rock. with Performing, Rebellious, and Determined among the leading mood descriptors. and Workout, City life, and Bar among the strongest situational use cases. instrumental-led production. The track presents a moderate energy. The result is a practical demo of explainable tagging grounded in musicological expertise.

ISRC: — Duration: 4:21 Year: 1994 Analysis completed
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BPM

ⓘ

86

Confidence 98%

Key

ⓘ

E minor

Confidence 63%

Energy

ⓘ

65%

Danceability

ⓘ

48%

Track info

ⓘ
Artist
서태지와 아이들
Album
Seo Taiji and Boys III
Genre
—
Label
—
UPC
—
Explicit
No
Composer
—
Copyright
—

Technical

ⓘ

Format

Format
FLAC
Codec
FLAC
Channels
2 (stereo)

Signal

Sample rate
44100
Bit depth
16
Bit rate
962723

Quality

ⓘ

HIGH

  • Lossless audio format detected.
  • Audio is stereo.
  • Sample rate is within a healthy range.

Rhythm

ⓘ
Beat regularity 95%
Beat confidence 74%

Onset density

2.488

Raw BPM

86.133

Loudness

ⓘ

Integrated LUFS

-17.67

RMS

0.1334

Peak

1.0446

Dynamic range

6.49

Crest factor dB

17.88

Instrumental / vocal

ⓘ

Detected type

Vocal

Source

DL override

Instr. probability

62%

Heuristic result

Instrumental

Heuristic instrumental confidence 34%

Deep Learning override applied

Heuristic instrumental detection was contradicted by Deep Learning voice-family tags.

Best vocal tag: 90.0%

Key stability

ⓘ
Stability 21%

Primary key

F minor

Modulations

14

Tagging

ⓘ

Genres

Nu Metal 78%
Heavy Metal 68%
Rock 51%
Alternative rock 39%

Moods

Performing 77%
Rebellious 77%
Determined 76%
Impulsive 76%
Playfulness 73%
Extroversion 72%
Warrior 69%
Powerful 67%
Wildness 67%
Ground (On) 66%
Wood (Out) 66%
Energetic 65%
Lively 64%
Dynamism 61%
Free 61%
Heroic 60%
Revitalizing 56%
Air (Up) 52%
Bitter 50%
Good Vibrations 50%
Warm-hearted 50%
Happiness 49%
Organic 48%
Melodramatic 47%
Roots 46%
Coldness 40%
Friendly 39%
Temperament 37%
Happy 31%
Aggressive 30%
Metal (Down) 26%
Humorous 17%
Innocent 16%
Passionate 16%
Love 11%
Depressed 10%

Situations

Adrenaline (sports & action) 100%
Bar 100%
City life 100%
Protest 100%
Tailgate 100%
Workout 100%
Young days 92%
Commute 88%
Friday night 88%
Party time 80%
Pregaming 73%

Rhythmic Moods

Staccato 65%
Chaotic 25%
Lyrical 9%

Voice Families

Low Pitched Vocal 90%

Key probabilities

ⓘ
E minor 20%
C major 15%
E major 15%
A minor 11%
F minor 10%
B major 9%
G# minor 8%
F major 6%
G major 4%
C minor 1%

Key modulations

ⓘ
15 unique keys
F minor 11x
57%
E minor 11x
50%
E major 6x
48%
A minor 4x
64%
C major 3x
57%
F major 3x
55%
G major 3x
47%
G# minor 3x
42%
F# major 2x
55%
G minor 1x
61%
C minor 1x
52%
C# minor 1x
48%
C# major 1x
42%
B minor 1x
39%
F# minor 1x
36%

Spectral

ⓘ

Centroid

3058.31

Bandwidth

2759.48

Rolloff

6406.25

Flatness

0.0517

MFCC fingerprint

ⓘ
C1 91.0%

−56.97

C2 100.0%

62.87

C3 4.0%

−2.83

C4 31.0%

19.18

C5 8.0%

−5.23

C6 31.0%

19.73

C7 2.0%

−1.17

C8 41.0%

25.71

C9 15.0%

9.3

C10 17.0%

10.72

C11 4.0%

2.63

C12 5.0%

3.29

C13 9.0%

5.85

Chorus detection

ⓘ

No chorus segments available.

Structure

ⓘ
Segment 1 0.3 → 260.83

1 segment detected.

Musical timeline

ⓘ
Segment 1 0.3 → 260.83s 260.53s
F# major · 68% Energy 65%
Segment duration 99.82%
Track energy 65%

1 segment mapped in the timeline.