--- pretty_name: 'STOMA: A Multi-Speaker Greek Speech Corpus' annotations_creators: - expert-generated language: - el license: cc-by-4.0 task_categories: - text-to-speech - automatic-speech-recognition - audio-classification tags: - speech_corpus - greek_language - text-to-speech - neural_TTS - speech_synthesis - under_resourced_languages - audio size_categories: - 10K--.txt` * ``: The section of the corpus (e.g., `Harvard`, `B2`, `C1`, `C2`). * ``: The session number (e.g., `01`, `29`). * ``: The unique sentence ID within that session. ### Audio Files Format: `Greek----.wav` * ``: The speaker identifier. * `M`: Main Male Speaker * `F`: Main Female Speaker * `M1`...`MX`: Other Male Speakers * `F1`...`FX`: Other Female Speakers ## Usage You can load this dataset directly in Python using the Hugging Face `datasets` library. ```python from datasets import load_dataset # Download and Load the dataset dataset = load_dataset("aangelakis/STOMA", data_files="data/*.parquet", split="full") # Inspect the first example sample = dataset[0] # Print the Greek text print("Text:", sample["text"]) # The 'audio' column is automatically decoded into a dictionary with 'array' and 'sampling_rate' audio_data = sample["audio"]["array"] sampling_rate = sample["audio"]["sampling_rate"] ``` ## License **STOMA** is licensed under the Creative Commons Attribution 4.0 International (CC BY 4.0) license. ## More Information Check out our GitHub repository for the training and inference procedures: [STOMA: A Multi-Speaker Greek Speech Corpus](https://github.com/aangelakis/STOMA)
Table 1: Text statistics for the full text collection (Greek Harvard, B2, C1, and C2), recorded in its entirety by the two primary speakers.
Statistic Gr. Harvard B2 C1 C2 Total
Total Sentences 720 1,087 1,571 1,296 4,674
Total Words 5,539 15,102 25,263 22,722 68,626
Total Characters 32,301 95,119 164,700 152,904 445,024
Distinct Words 3,343 5,606 8,965 8,275 20,253
Mean Words per Sentence 7.69 13.89 16.08 17.53 14.68
Min Words per Sentence 5 1 1 1 1
Max Words per Sentence 9 32 41 39 41
Table 2: Text statistics for the reduced text subset selected from the full collection, used for recordings by the secondary speakers.
Statistic Gr. Harvard B2 C1 C2 Subset Total
Total Sentences 720 190 194 197 1,301
Total Words 5,539 2,913 3,057 3,265 14,774
Total Characters 32,301 18,286 20,190 22,110 92,887
Distinct Words 3,343 1,519 1,604 1,676 6,899
Mean Words per Sentence 7.69 15.33 15.76 16.57 11.36
Min Words per Sentence 5 4 3 4 3
Max Words per Sentence 9 28 28 30 30
Table 3: Speech statistics of the STOMA corpus per speaker and overall.
Speaker ID Clips Total Duration Mean Duration (s) Min–Max (s)
F 4,674 7:46:21 5.99 0.41–16.60
M 4,674 8:53:37 6.85 0.48–22.31
F1 1,301 1:46:58 4.93 1.65–15.08
F2 1,301 1:27:38 4.04 1.46–11.13
M1 1,301 1:47:06 4.94 1.64–14.99
M2 1,301 1:26:43 4.00 1.10–10.39
Total 14,552 23:08:26 5.72 0.41–22.31
Table 4: Demographic information of the STOMA corpus speakers.
Name & Surname Speaker ID Age Sex Region Raised
Michail Raptakis M 29 Male Athens
Olympia Simantiraki F 37 Female Heraklion
Efstratios Selisios M1 30 Male Alexandroupoli
Gavriela Koutsikou F1 21 Female Larisa
Georgios Goupos M2 22 Male Larisa
Anastasia Kechagia F2 26 Female Athens
Table 5: Audio format specifications of the STOMA corpus recordings.
Property Value
File format WAV (RIFF)
Encoding Pulse-Code Modulation (PCM)
Compression None (uncompressed)
Channels 1 (mono)
Sampling rate 44.1 kHz
Bit depth 16-bit signed integer