Add classical directory structure

datasets/melodies/classical/README.md

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+# Pop Melody Dataset
+
+This directory contains pop music melodies organized for training, validation, and testing.
+
+## Structure
+- `train/`: Training dataset (80%)
+  - happy/
+  - sad/
+  - energetic/
+- `val/`: Validation dataset (10%)
+  - happy/
+  - sad/
+  - energetic/
+- `test/`: Test dataset (10%)
+  - happy/
+  - sad/
+  - energetic/
+
+## Melody Characteristics
+- Tempo Range: 90-140 BPM
+- Key: Various major/minor keys
+- Length: 16-32 bars
+- Style: Contemporary pop melodies
+
+## File Naming Convention
+Format: `pop_[mood]_[key]_[tempo].mid`
+Example: `pop_happy_cmajor_120.mid`

datasets/melodies/classical/test/energetic/README.md

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+# Pop Energetic Melodies - Test Set
+
+This directory contains energetic/dynamic pop melodies for final model evaluation.
+
+## Directory Structure
+- README.md (this file)
+- pop_test_energetic_directory.json (directory metadata)
+- MIDI files and their corresponding JSON metadata files
+  Example:
+  - pop_test_energetic_dmajor_135.mid
+  - pop_test_energetic_dmajor_135.json
+
+## Characteristics
+- Tempo: 125-145 BPM
+- Mode: Primarily major keys
+- Rhythm: Dynamic, driving patterns
+- Mood: Energetic, powerful, dance-oriented
+
+## File Requirements
+- Format: MIDI files (.mid) with corresponding JSON metadata
+- Naming Convention: pop_test_energetic_[key]_[tempo].[extension]
+- Example: pop_test_energetic_dmajor_135.mid
+
+## Musical Guidelines
+- Dynamic melodic movement
+- Strong rhythmic elements
+- Syncopated patterns
+- Octave jumps and wide intervals
+- 4/4 time signature
+- Driving rhythmic patterns
+- Contemporary pop/dance feel
+- High energy throughout
+
+## Test Set Purpose
+- Final model evaluation
+- Tests high-energy pattern generation
+- Evaluates rhythmic consistency
+- Assesses:
+  - Dance-oriented pattern creation
+  - High-tempo stability
+  - Dynamic range handling
+  - Commercial viability
+  - Style consistency
+
+## Important Notes
+- Reserved for final testing only
+- Independent from training/validation
+- Represents commercial-grade requirements
+- Used for production readiness evaluation

datasets/melodies/classical/test/energetic/pop_test_energetic_directory.json

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+{
+    "directory_info": {
+        "genre": "pop",
+        "split": "test",
+        "mood": "energetic",
+        "path": "datasets/melodies/pop/test/energetic"
+    },
+    "musical_parameters": {
+        "tempo_range": {
+            "min_bpm": 125,
+            "max_bpm": 145
+        },
+        "preferred_keys": ["D major", "A major", "G major", "E major", "B major"],
+        "time_signature": "4/4"
+    },
+    "composition_guidelines": {
+        "melody_length_bars": [16, 32],
+        "phrase_structure": "4-bar phrases",
+        "typical_intervals": ["2nd", "3rd", "4th", "5th", "octave jumps"],
+        "rhythm_patterns": ["sixteenth notes", "syncopation", "driving rhythms"]
+    },
+    "dataset_info": {
+        "total_files": 0,
+        "recommended_batch_size": 32,
+        "data_augmentation": {
+            "transpose": true,
+            "tempo_variation": "±10 BPM",
+            "rhythm_variation": true
+        }
+    },
+    "version_control": {
+        "last_updated": "2024-11-17",
+        "version": "0.1.0"
+    }
+}

datasets/melodies/classical/test/energetic/pop_test_energetic_dmajor_135.json

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+{
+    "file_info": {
+        "genre": "pop",
+        "split": "test",
+        "mood": "energetic",
+        "key": "D major",
+        "tempo": 135
+    },
+    "musical_attributes": {
+        "time_signature": "4/4",
+        "length_bars": 16,
+        "primary_scale": "major",
+        "melodic_range": {
+            "lowest_note": "D4",
+            "highest_note": "D5"
+        }
+    },
+    "composition_details": {
+        "phrase_structure": ["4-bar", "4-bar", "4-bar", "4-bar"],
+        "rhythmic_patterns": [
+            "sixteenth notes",
+            "syncopated rhythms",
+            "driving patterns",
+            "energetic motifs",
+            "dance rhythms",
+            "dynamic accents"
+        ],
+        "melodic_patterns": [
+            "ascending runs",
+            "octave jumps",
+            "dynamic intervals",
+            "rhythmic repetition",
+            "high-energy phrases",
+            "peak moments"
+        ]
+    },
+    "training_metadata": {
+        "difficulty_level": "advanced",
+        "tags": [
+            "energetic",
+            "upbeat",
+            "dance",
+            "test-set",
+            "dynamic",
+            "contemporary",
+            "evaluation"
+        ],
+        "creation_date": "2024-11-17"
+    }
+}

datasets/melodies/classical/test/energetic/pop_test_energetic_dmajor_135.mid

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+## To be replaced by a real midi file for test

datasets/melodies/classical/test/happy/README.md

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+# Pop Happy Melodies - Test Set
+
+This directory contains happy/upbeat pop melodies for final model evaluation.
+
+## Directory Structure
+- README.md (this file)
+- pop_test_happy_directory.json (directory metadata)
+- MIDI files and their corresponding JSON metadata files
+  Example:
+  - pop_test_happy_cmajor_120.mid
+  - pop_test_happy_cmajor_120.json
+
+## Characteristics
+- Tempo: 115-130 BPM
+- Mode: Primarily major keys
+- Rhythm: Upbeat, energetic patterns
+- Mood: Positive, cheerful, optimistic
+
+## File Requirements
+- Format: MIDI files (.mid) with corresponding JSON metadata
+- Naming Convention: pop_test_happy_[key]_[tempo].[extension]
+- Example: pop_test_happy_cmajor_120.mid
+
+## Musical Guidelines
+- Clear, memorable hooks
+- Step-wise motion with occasional leaps
+- Repetitive patterns
+- Simple, catchy rhythms
+- 4/4 time signature
+- 16 or 32 bar phrases
+
+## Test Set Purpose
+- Final model evaluation
+- Completely independent from training and validation sets
+- Measures production readiness
+- Tests generalization ability
+- Evaluates commercial viability
+- Assesses consistency in style and quality
+
+## Important Notes
+- Do not use for training or validation
+- Reserved for final model testing
+- Representative of real-world use cases

datasets/melodies/classical/test/happy/pop_test_happy_cmajor_120.json

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+{
+    "file_info": {
+        "genre": "pop",
+        "split": "test",
+        "mood": "happy",
+        "key": "C major",
+        "tempo": 120
+    },
+    "musical_attributes": {
+        "time_signature": "4/4",
+        "length_bars": 16,
+        "primary_scale": "major",
+        "melodic_range": {
+            "lowest_note": "C4",
+            "highest_note": "C5"
+        }
+    },
+    "composition_details": {
+        "phrase_structure": ["4-bar", "4-bar", "4-bar", "4-bar"],
+        "rhythmic_patterns": [
+            "eighth notes",
+            "sixteenth notes",
+            "syncopated patterns",
+            "catchy rhythms"
+        ],
+        "melodic_patterns": [
+            "stepwise motion",
+            "major arpeggios",
+            "repetitive hooks",
+            "upward movements",
+            "memorable phrases"
+        ]
+    },
+    "training_metadata": {
+        "difficulty_level": "beginner",
+        "tags": [
+            "upbeat",
+            "cheerful",
+            "test-set",
+            "commercial-style",
+            "evaluation"
+        ],
+        "creation_date": "2024-01-01"
+    }
+}

datasets/melodies/classical/test/happy/pop_test_happy_cmajor_120.mid

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+## To be replaced by a real midi file

datasets/melodies/classical/test/happy/pop_test_happy_directory.json

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+{
+    "directory_info": {
+        "genre": "pop",
+        "split": "test",
+        "mood": "happy",
+        "path": "datasets/melodies/pop/test/happy"
+    },
+    "musical_parameters": {
+        "tempo_range": {
+            "min_bpm": 115,
+            "max_bpm": 130
+        },
+        "preferred_keys": ["C major", "G major", "D major", "A major", "F major"],
+        "time_signature": "4/4"
+    },
+    "composition_guidelines": {
+        "melody_length_bars": [16, 32],
+        "phrase_structure": "4-bar phrases",
+        "typical_intervals": ["2nd", "3rd", "4th", "5th"],
+        "rhythm_patterns": ["eighth notes", "sixteenth notes", "syncopation"]
+    },
+    "dataset_info": {
+        "total_files": 0,
+        "recommended_batch_size": 32,
+        "data_augmentation": {
+            "transpose": true,
+            "tempo_variation": "±10 BPM",
+            "rhythm_variation": true
+        }
+    },
+    "version_control": {
+        "last_updated": "2024-01-01",
+        "version": "0.1.0"
+    }
+}

datasets/melodies/classical/test/sad/README.md

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+# Pop Sad Melodies - Test Set
+
+This directory contains emotional/melancholic pop melodies for final model evaluation.
+
+## Directory Structure
+- README.md (this file)
+- pop_test_sad_directory.json (directory metadata)
+- MIDI files and their corresponding JSON metadata files
+  Example:
+  - pop_test_sad_aminor_85.mid
+  - pop_test_sad_aminor_85.json
+
+## Characteristics
+- Tempo: 70-95 BPM
+- Mode: Primarily minor keys
+- Rhythm: Smooth, fluid patterns
+- Mood: Emotional, melancholic, reflective
+
+## File Requirements
+- Format: MIDI files (.mid) with corresponding JSON metadata
+- Naming Convention: pop_test_sad_[key]_[tempo].[extension]
+- Example: pop_test_sad_aminor_85.mid
+
+## Musical Guidelines
+- Expressive melodic lines
+- Minor scales and arpeggios
+- Longer note durations
+- Emotional depth through intervals
+- 4/4 time signature
+- Strategic use of silence/rests
+- More complex harmonic implications
+
+## Test Set Purpose
+- Final model evaluation
+- Tests emotional expression capability
+- Evaluates minor key handling
+- Assesses model's ability to:
+  - Generate coherent melancholic themes
+  - Maintain appropriate tempo
+  - Create expressive melodic lines
+  - Handle emotional dynamics
+
+## Important Notes
+- Strictly for final testing only
+- No overlap with training/validation sets
+- Represents real-world use cases
+- Used for final quality assessment

datasets/melodies/classical/test/sad/pop_test_sad_aminor_85.json

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+{
+    "file_info": {
+        "genre": "pop",
+        "split": "test",
+        "mood": "sad",
+        "key": "A minor",
+        "tempo": 85
+    },
+    "musical_attributes": {
+        "time_signature": "4/4",
+        "length_bars": 16,
+        "primary_scale": "minor",
+        "melodic_range": {
+            "lowest_note": "A3",
+            "highest_note": "C5"
+        }
+    },
+    "composition_details": {
+        "phrase_structure": ["4-bar", "4-bar", "4-bar", "4-bar"],
+        "rhythmic_patterns": [
+            "sustained notes",
+            "quarter notes",
+            "eighth note pairs",
+            "emotional pauses",
+            "gentle rhythms"
+        ],
+        "melodic_patterns": [
+            "descending lines",
+            "minor arpeggios",
+            "stepwise motion in minor",
+            "expressive intervals",
+            "emotional phrases"
+        ]
+    },
+    "training_metadata": {
+        "difficulty_level": "intermediate",
+        "tags": [
+            "emotional",
+            "melancholic",
+            "test-set",
+            "ballad-style",
+            "minor-key",
+            "evaluation"
+        ],
+        "creation_date": "2024-11-17"
+    }
+}

datasets/melodies/classical/test/sad/pop_test_sad_aminor_85.mid

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+## To be replaced by a real midi file for test

datasets/melodies/classical/test/sad/pop_test_sad_directory.json

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+{
+    "directory_info": {
+        "genre": "pop",
+        "split": "test",
+        "mood": "sad",
+        "path": "datasets/melodies/pop/test/sad"
+    },
+    "musical_parameters": {
+        "tempo_range": {
+            "min_bpm": 70,
+            "max_bpm": 95
+        },
+        "preferred_keys": ["A minor", "E minor", "D minor", "G minor", "C minor"],
+        "time_signature": "4/4"
+    },
+    "composition_guidelines": {
+        "melody_length_bars": [16, 32],
+        "phrase_structure": "4-bar phrases",
+        "typical_intervals": ["minor 2nd", "minor 3rd", "perfect 4th", "minor 6th"],
+        "rhythm_patterns": ["quarter notes", "eighth notes", "sustained notes"]
+    },
+    "dataset_info": {
+        "total_files": 0,
+        "recommended_batch_size": 32,
+        "data_augmentation": {
+            "transpose": true,
+            "tempo_variation": "±10 BPM",
+            "rhythm_variation": true
+        }
+    },
+    "version_control": {
+        "last_updated": "2024-11-17",
+        "version": "0.1.0"
+    }
+}

datasets/melodies/classical/train/energetic/README.md

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+# Pop Energetic Melodies - Training Set
+
+This directory contains energetic/dynamic pop melodies for training.
+
+## Directory Structure
+- README.md (this file)
+- pop_train_energetic_directory.json (directory metadata)
+- MIDI files and their corresponding JSON metadata files
+  Example:
+  - pop_train_energetic_dmajor_135.mid
+  - pop_train_energetic_dmajor_135.json
+
+## Characteristics
+- Tempo: 125-145 BPM
+- Mode: Primarily major keys
+- Rhythm: Dynamic, driving patterns
+- Mood: Energetic, powerful, dance-oriented
+
+## File Requirements
+- Format: MIDI files (.mid) with corresponding JSON metadata
+- Naming Convention: pop_train_energetic_[key]_[tempo].[extension]
+- Example: pop_train_energetic_dmajor_135.mid
+
+## Musical Guidelines
+- Dynamic melodic movement
+- Strong rhythmic elements
+- Syncopated patterns
+- Octave jumps and wide intervals
+- 4/4 time signature
+- Driving rhythmic patterns
+- Contemporary pop/dance feel
+- High energy throughout
+
+## Notes
+- Ideal for dance/club-oriented pop
+- Focus on memorable, high-energy hooks
+- Suitable for modern pop production
+- Emphasis on rhythmic intensity

datasets/melodies/classical/train/energetic/pop_train_energetic_directory.json

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+{
+    "directory_info": {
+        "genre": "pop",
+        "split": "train",
+        "mood": "energetic",
+        "path": "datasets/melodies/pop/train/energetic"
+    },
+    "musical_parameters": {
+        "tempo_range": {
+            "min_bpm": 125,
+            "max_bpm": 145
+        },
+        "preferred_keys": ["D major", "A major", "G major", "E major", "B major"],
+        "time_signature": "4/4"
+    },
+    "composition_guidelines": {
+        "melody_length_bars": [16, 32],
+        "phrase_structure": "4-bar phrases",
+        "typical_intervals": ["2nd", "3rd", "4th", "5th", "octave jumps"],
+        "rhythm_patterns": ["sixteenth notes", "syncopation", "driving rhythms"]
+    },
+    "dataset_info": {
+        "total_files": 0,
+        "recommended_batch_size": 32,
+        "data_augmentation": {
+            "transpose": true,
+            "tempo_variation": "±10 BPM",
+            "rhythm_variation": true
+        }
+    },
+    "version_control": {
+        "last_updated": "2024-11-16",
+        "version": "0.1.0"
+    }
+}

datasets/melodies/classical/train/energetic/pop_train_energetic_dmajor_135.json

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+{
+    "file_info": {
+        "genre": "pop",
+        "split": "train",
+        "mood": "energetic",
+        "key": "D major",
+        "tempo": 135
+    },
+    "musical_attributes": {
+        "time_signature": "4/4",
+        "length_bars": 16,
+        "primary_scale": "major",
+        "melodic_range": {
+            "lowest_note": "D4",
+            "highest_note": "D5"
+        }
+    },
+    "composition_details": {
+        "phrase_structure": ["4-bar", "4-bar", "4-bar", "4-bar"],
+        "rhythmic_patterns": [
+            "sixteenth notes",
+            "syncopated rhythms",
+            "driving patterns",
+            "energetic motifs"
+        ],
+        "melodic_patterns": [
+            "ascending runs",
+            "octave jumps",
+            "dynamic intervals",
+            "rhythmic repetition"
+        ]
+    },
+    "training_metadata": {
+        "difficulty_level": "advanced",
+        "tags": [
+            "energetic",
+            "upbeat",
+            "dance",
+            "dynamic",
+            "contemporary"
+        ],
+        "creation_date": "2024-11-16"
+    }
+}

datasets/melodies/classical/train/energetic/pop_train_energetic_dmajor_135.midi

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+## To be replaced by a real midi file

datasets/melodies/classical/train/happy/README.md

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+# Pop Happy Melodies - Training Set
+
+This directory contains happy/upbeat pop melodies for training.
+
+## Characteristics
+- Tempo: 115-130 BPM
+- Mode: Primarily major keys
+- Rhythm: Upbeat, energetic patterns
+- Mood: Positive, cheerful, optimistic
+
+## File Requirements
+- Format: MIDI files (.mid)
+- Naming: pop_happy_[key]_[tempo].mid
+- Example: pop_happy_cmajor_120.mid
+
+## Musical Guidelines
+- Clear, memorable hooks
+- Step-wise motion with occasional leaps
+- Repetitive patterns
+- Simple, catchy rhythms
+- 4/4 time signature
+- 16 or 32 bar phrases
+
+## Directory Structure
+datasets/melodies/pop/train/happy/
+├── README.md
+├── pop_train_happy_directory.json
+├── pop_train_happy_cmajor_120.mid
+└── pop_train_happy_cmajor_120.json

datasets/melodies/classical/train/happy/pop_train_happy_cmajor_120.json

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+{
+    "file_info": {
+        "genre": "pop",
+        "split": "train",
+        "mood": "happy",
+        "key": "C major",
+        "tempo": 120
+    },
+    "musical_attributes": {
+        "time_signature": "4/4",
+        "length_bars": 16,
+        "primary_scale": "major",
+        "melodic_range": {
+            "lowest_note": "C4",
+            "highest_note": "C5"
+        }
+    },
+    "composition_details": {
+        "phrase_structure": ["4-bar", "4-bar", "4-bar", "4-bar"],
+        "rhythmic_patterns": ["eighth notes", "sixteenth notes"],
+        "melodic_patterns": ["stepwise motion", "arpeggios"]
+    },
+    "training_metadata": {
+        "difficulty_level": "beginner",
+        "tags": ["upbeat", "commercial", "modern"],
+        "creation_date": "2024-11-16"
+    }
+}

datasets/melodies/classical/train/happy/pop_train_happy_cmajor_120.mid

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+## To be replaced with mid file with this name.

datasets/melodies/classical/train/happy/pop_train_happy_directory.json

@@ -0,0 +1,35 @@
+{
+    "directory_info": {
+        "genre": "pop",
+        "split": "train",
+        "mood": "happy",
+        "path": "datasets/melodies/pop/train/happy"
+    },
+    "musical_parameters": {
+        "tempo_range": {
+            "min_bpm": 115,
+            "max_bpm": 130
+        },
+        "preferred_keys": ["C major", "G major", "D major", "A major", "F major"],
+        "time_signature": "4/4"
+    },
+    "composition_guidelines": {
+        "melody_length_bars": [16, 32],
+        "phrase_structure": "4-bar phrases",
+        "typical_intervals": ["2nd", "3rd", "4th", "5th"],
+        "rhythm_patterns": ["eighth notes", "sixteenth notes", "syncopation"]
+    },
+    "dataset_info": {
+        "total_files": 0,
+        "recommended_batch_size": 32,
+        "data_augmentation": {
+            "transpose": true,
+            "tempo_variation": "±10 BPM",
+            "rhythm_variation": true
+        }
+    },
+    "version_control": {
+        "last_updated": "2024-11-16",
+        "version": "0.1.0"
+    }
+}

datasets/melodies/classical/train/sad/README.md

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+# Pop Sad Melodies - Training Set
+
+This directory contains emotional/melancholic pop melodies for training.
+
+## Directory Structure
+- README.md (this file)
+- pop_train_sad_directory.json (directory metadata)
+- MIDI files and their corresponding JSON metadata files
+  Example:
+  - pop_train_sad_aminor_85.mid
+  - pop_train_sad_aminor_85.json
+
+## Characteristics
+- Tempo: 70-95 BPM
+- Mode: Primarily minor keys
+- Rhythm: Smooth, fluid patterns
+- Mood: Emotional, melancholic, reflective
+
+## File Requirements
+- Format: MIDI files (.mid) with corresponding JSON metadata
+- Naming Convention: pop_train_sad_[key]_[tempo].[extension]
+- Example: pop_train_sad_aminor_85.mid
+
+## Musical Guidelines
+- Expressive melodic lines
+- Minor scales and arpeggios
+- Longer note durations
+- Emotional depth through intervals
+- 4/4 time signature
+- Strategic use of silence/rests
+- More complex harmonic implications

datasets/melodies/classical/train/sad/pop_train_sad_aminor_85.json

@@ -0,0 +1,41 @@
+{
+    "file_info": {
+        "genre": "pop",
+        "split": "train",
+        "mood": "sad",
+        "key": "A minor",
+        "tempo": 85
+    },
+    "musical_attributes": {
+        "time_signature": "4/4",
+        "length_bars": 16,
+        "primary_scale": "minor",
+        "melodic_range": {
+            "lowest_note": "A3",
+            "highest_note": "C5"
+        }
+    },
+    "composition_details": {
+        "phrase_structure": ["4-bar", "4-bar", "4-bar", "4-bar"],
+        "rhythmic_patterns": [
+            "sustained notes",
+            "quarter notes",
+            "eighth note pairs"
+        ],
+        "melodic_patterns": [
+            "descending lines",
+            "minor arpeggios",
+            "stepwise motion in minor"
+        ]
+    },
+    "training_metadata": {
+        "difficulty_level": "intermediate",
+        "tags": [
+            "emotional",
+            "melancholic",
+            "ballad-style",
+            "minor-key"
+        ],
+        "creation_date": "2024-11-16"
+    }
+}

datasets/melodies/classical/train/sad/pop_train_sad_aminor_85.mid

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+#To be replaced by a midi file.

datasets/melodies/classical/train/sad/pop_train_sad_directory.json

@@ -0,0 +1,35 @@
+{
+    "directory_info": {
+        "genre": "pop",
+        "split": "train",
+        "mood": "sad",
+        "path": "datasets/melodies/pop/train/sad"
+    },
+    "musical_parameters": {
+        "tempo_range": {
+            "min_bpm": 70,
+            "max_bpm": 95
+        },
+        "preferred_keys": ["A minor", "E minor", "D minor", "G minor", "C minor"],
+        "time_signature": "4/4"
+    },
+    "composition_guidelines": {
+        "melody_length_bars": [16, 32],
+        "phrase_structure": "4-bar phrases",
+        "typical_intervals": ["minor 2nd", "minor 3rd", "perfect 4th", "minor 6th"],
+        "rhythm_patterns": ["quarter notes", "eighth notes", "sustained notes"]
+    },
+    "dataset_info": {
+        "total_files": 0,
+        "recommended_batch_size": 32,
+        "data_augmentation": {
+            "transpose": true,
+            "tempo_variation": "±10 BPM",
+            "rhythm_variation": true
+        }
+    },
+    "version_control": {
+        "last_updated": "2024-11-16",
+        "version": "0.1.0"
+    }
+}

datasets/melodies/classical/val/energetic/README.md

@@ -0,0 +1,40 @@
+# Pop Energetic Melodies - Validation Set
+
+This directory contains energetic/dynamic pop melodies for validation purposes.
+
+## Directory Structure
+- README.md (this file)
+- pop_val_energetic_directory.json (directory metadata)
+- MIDI files and their corresponding JSON metadata files
+  Example:
+  - pop_val_energetic_dmajor_135.mid
+  - pop_val_energetic_dmajor_135.json
+
+## Characteristics
+- Tempo: 125-145 BPM
+- Mode: Primarily major keys
+- Rhythm: Dynamic, driving patterns
+- Mood: Energetic, powerful, dance-oriented
+
+## File Requirements
+- Format: MIDI files (.mid) with corresponding JSON metadata
+- Naming Convention: pop_val_energetic_[key]_[tempo].[extension]
+- Example: pop_val_energetic_dmajor_135.mid
+
+## Musical Guidelines
+- Dynamic melodic movement
+- Strong rhythmic elements
+- Syncopated patterns
+- Octave jumps and wide intervals
+- 4/4 time signature
+- Driving rhythmic patterns
+- Contemporary pop/dance feel
+- High energy throughout
+
+## Validation Purpose
+- Tests model's rhythm handling
+- Validates high-energy pattern generation
+- Assesses tempo consistency
+- Evaluates dynamic range handling
+- Confirms style adherence
+- Independent from training samples

datasets/melodies/classical/val/energetic/pop_val_energetic_directory.json

@@ -0,0 +1,35 @@
+{
+    "directory_info": {
+        "genre": "pop",
+        "split": "val",
+        "mood": "energetic",
+        "path": "datasets/melodies/pop/val/energetic"
+    },
+    "musical_parameters": {
+        "tempo_range": {
+            "min_bpm": 125,
+            "max_bpm": 145
+        },
+        "preferred_keys": ["D major", "A major", "G major", "E major", "B major"],
+        "time_signature": "4/4"
+    },
+    "composition_guidelines": {
+        "melody_length_bars": [16, 32],
+        "phrase_structure": "4-bar phrases",
+        "typical_intervals": ["2nd", "3rd", "4th", "5th", "octave jumps"],
+        "rhythm_patterns": ["sixteenth notes", "syncopation", "driving rhythms"]
+    },
+    "dataset_info": {
+        "total_files": 0,
+        "recommended_batch_size": 32,
+        "data_augmentation": {
+            "transpose": true,
+            "tempo_variation": "±10 BPM",
+            "rhythm_variation": true
+        }
+    },
+    "version_control": {
+        "last_updated": "2024-11-16",
+        "version": "0.1.0"
+    }
+}

datasets/melodies/classical/val/energetic/pop_val_energetic_dmajor_135.json

@@ -0,0 +1,47 @@
+{
+    "file_info": {
+        "genre": "pop",
+        "split": "val",
+        "mood": "energetic",
+        "key": "D major",
+        "tempo": 135
+    },
+    "musical_attributes": {
+        "time_signature": "4/4",
+        "length_bars": 16,
+        "primary_scale": "major",
+        "melodic_range": {
+            "lowest_note": "D4",
+            "highest_note": "D5"
+        }
+    },
+    "composition_details": {
+        "phrase_structure": ["4-bar", "4-bar", "4-bar", "4-bar"],
+        "rhythmic_patterns": [
+            "sixteenth notes",
+            "syncopated rhythms",
+            "driving patterns",
+            "energetic motifs",
+            "dance rhythms"
+        ],
+        "melodic_patterns": [
+            "ascending runs",
+            "octave jumps",
+            "dynamic intervals",
+            "rhythmic repetition",
+            "high-energy phrases"
+        ]
+    },
+    "training_metadata": {
+        "difficulty_level": "advanced",
+        "tags": [
+            "energetic",
+            "upbeat",
+            "dance",
+            "validation-set",
+            "dynamic",
+            "contemporary"
+        ],
+        "creation_date": "2024-11-16"
+    }
+}

datasets/melodies/classical/val/energetic/pop_val_energetic_dmajor_135.mid

@@ -0,0 +1 @@
+## To be replaced by a real midi file

datasets/melodies/classical/val/happy/README.md

@@ -0,0 +1,36 @@
+# Pop Happy Melodies - Validation Set
+
+This directory contains happy/upbeat pop melodies for validation purposes.
+
+## Directory Structure
+- README.md (this file)
+- pop_val_happy_directory.json (directory metadata)
+- MIDI files and their corresponding JSON metadata files
+  Example:
+  - pop_val_happy_cmajor_120.mid
+  - pop_val_happy_cmajor_120.json
+
+## Characteristics
+- Tempo: 115-130 BPM
+- Mode: Primarily major keys
+- Rhythm: Upbeat, energetic patterns
+- Mood: Positive, cheerful, optimistic
+
+## File Requirements
+- Format: MIDI files (.mid) with corresponding JSON metadata
+- Naming Convention: pop_val_happy_[key]_[tempo].[extension]
+- Example: pop_val_happy_cmajor_120.mid
+
+## Musical Guidelines
+- Clear, memorable hooks
+- Step-wise motion with occasional leaps
+- Repetitive patterns
+- Simple, catchy rhythms
+- 4/4 time signature
+- 16 or 32 bar phrases
+
+## Validation Purpose
+- Used for model validation during training
+- Representative of training set patterns
+- Independent from training samples
+- Tests model generalization

datasets/melodies/classical/val/happy/pop_val_happy_cmajor_120.json

@@ -0,0 +1,42 @@
+{
+    "file_info": {
+        "genre": "pop",
+        "split": "val",
+        "mood": "happy",
+        "key": "C major",
+        "tempo": 120
+    },
+    "musical_attributes": {
+        "time_signature": "4/4",
+        "length_bars": 16,
+        "primary_scale": "major",
+        "melodic_range": {
+            "lowest_note": "C4",
+            "highest_note": "C5"
+        }
+    },
+    "composition_details": {
+        "phrase_structure": ["4-bar", "4-bar", "4-bar", "4-bar"],
+        "rhythmic_patterns": [
+            "eighth notes",
+            "sixteenth notes",
+            "syncopated patterns"
+        ],
+        "melodic_patterns": [
+            "stepwise motion",
+            "major arpeggios",
+            "repetitive hooks",
+            "upward movements"
+        ]
+    },
+    "training_metadata": {
+        "difficulty_level": "beginner",
+        "tags": [
+            "upbeat",
+            "cheerful",
+            "validation-set",
+            "commercial-style"
+        ],
+        "creation_date": "2024-11-16"
+    }
+}

datasets/melodies/classical/val/happy/pop_val_happy_cmajor_120.mid

@@ -0,0 +1 @@
+## To be replaced by a real midi file

datasets/melodies/classical/val/happy/pop_val_happy_directory.json

@@ -0,0 +1,35 @@
+{
+    "directory_info": {
+        "genre": "pop",
+        "split": "val",
+        "mood": "happy",
+        "path": "datasets/melodies/pop/val/happy"
+    },
+    "musical_parameters": {
+        "tempo_range": {
+            "min_bpm": 115,
+            "max_bpm": 130
+        },
+        "preferred_keys": ["C major", "G major", "D major", "A major", "F major"],
+        "time_signature": "4/4"
+    },
+    "composition_guidelines": {
+        "melody_length_bars": [16, 32],
+        "phrase_structure": "4-bar phrases",
+        "typical_intervals": ["2nd", "3rd", "4th", "5th"],
+        "rhythm_patterns": ["eighth notes", "sixteenth notes", "syncopation"]
+    },
+    "dataset_info": {
+        "total_files": 0,
+        "recommended_batch_size": 32,
+        "data_augmentation": {
+            "transpose": true,
+            "tempo_variation": "±10 BPM",
+            "rhythm_variation": true
+        }
+    },
+    "version_control": {
+        "last_updated": "2024-11-16",
+        "version": "0.1.0"
+    }
+}

datasets/melodies/classical/val/sad/README.md

@@ -0,0 +1,38 @@
+# Pop Sad Melodies - Validation Set
+
+This directory contains emotional/melancholic pop melodies for validation purposes.
+
+## Directory Structure
+- README.md (this file)
+- pop_val_sad_directory.json (directory metadata)
+- MIDI files and their corresponding JSON metadata files
+  Example:
+  - pop_val_sad_aminor_85.mid
+  - pop_val_sad_aminor_85.json
+
+## Characteristics
+- Tempo: 70-95 BPM
+- Mode: Primarily minor keys
+- Rhythm: Smooth, fluid patterns
+- Mood: Emotional, melancholic, reflective
+
+## File Requirements
+- Format: MIDI files (.mid) with corresponding JSON metadata
+- Naming Convention: pop_val_sad_[key]_[tempo].[extension]
+- Example: pop_val_sad_aminor_85.mid
+
+## Musical Guidelines
+- Expressive melodic lines
+- Minor scales and arpeggios
+- Longer note durations
+- Emotional depth through intervals
+- 4/4 time signature
+- Strategic use of silence/rests
+- More complex harmonic implications
+
+## Validation Purpose
+- Used to validate model performance
+- Independent from training set
+- Tests emotional expression capability
+- Validates minor key handling
+- Assesses model's ability to capture melancholic themes

datasets/melodies/classical/val/sad/pop_val_sad_aminor_85.json

@@ -0,0 +1,44 @@
+{
+    "file_info": {
+        "genre": "pop",
+        "split": "val",
+        "mood": "sad",
+        "key": "A minor",
+        "tempo": 85
+    },
+    "musical_attributes": {
+        "time_signature": "4/4",
+        "length_bars": 16,
+        "primary_scale": "minor",
+        "melodic_range": {
+            "lowest_note": "A3",
+            "highest_note": "C5"
+        }
+    },
+    "composition_details": {
+        "phrase_structure": ["4-bar", "4-bar", "4-bar", "4-bar"],
+        "rhythmic_patterns": [
+            "sustained notes",
+            "quarter notes",
+            "eighth note pairs",
+            "emotional pauses"
+        ],
+        "melodic_patterns": [
+            "descending lines",
+            "minor arpeggios",
+            "stepwise motion in minor",
+            "expressive intervals"
+        ]
+    },
+    "training_metadata": {
+        "difficulty_level": "intermediate",
+        "tags": [
+            "emotional",
+            "melancholic",
+            "validation-set",
+            "ballad-style",
+            "minor-key"
+        ],
+        "creation_date": "2024-11-16"
+    }
+}

datasets/melodies/classical/val/sad/pop_val_sad_aminor_85.mid

@@ -0,0 +1 @@
+#To be replaced by a real midi

datasets/melodies/classical/val/sad/pop_val_sad_directory.json

@@ -0,0 +1,35 @@
+{
+    "directory_info": {
+        "genre": "pop",
+        "split": "val",
+        "mood": "sad",
+        "path": "datasets/melodies/pop/val/sad"
+    },
+    "musical_parameters": {
+        "tempo_range": {
+            "min_bpm": 70,
+            "max_bpm": 95
+        },
+        "preferred_keys": ["A minor", "E minor", "D minor", "G minor", "C minor"],
+        "time_signature": "4/4"
+    },
+    "composition_guidelines": {
+        "melody_length_bars": [16, 32],
+        "phrase_structure": "4-bar phrases",
+        "typical_intervals": ["minor 2nd", "minor 3rd", "perfect 4th", "minor 6th"],
+        "rhythm_patterns": ["quarter notes", "eighth notes", "sustained notes"]
+    },
+    "dataset_info": {
+        "total_files": 0,
+        "recommended_batch_size": 32,
+        "data_augmentation": {
+            "transpose": true,
+            "tempo_variation": "±10 BPM",
+            "rhythm_variation": true
+        }
+    },
+    "version_control": {
+        "last_updated": "2024-11-16",
+        "version": "0.1.0"
+    }
+}