README: remove redundant cast_column (audio already decoded at 24kHz), fix dtype float32→float64, update repo refs to disco-eth/WorldSpeech

README.md

@@ -796,7 +796,7 @@ from datasets import load_dataset, Audio
 ds = load_dataset("disco-eth/WorldSpeech", "nl_nl", split="train")
 
 row = ds[0]
-wav    = row["audio"]["array"]         # 1-D float32 numpy array, 24 kHz mono
+wav    = row["audio"]["array"]         # 1-D float64 numpy array, 24 kHz mono
 sr     = row["audio"]["sampling_rate"] # 24000
 text   = row["human_transcript"]
 snr    = row["snr"]
@@ -807,7 +807,6 @@ dnsmos = row["dnsmos_ovr"]
 
 ```python
 ds = load_dataset("disco-eth/WorldSpeech", "nl_nl", split="train", streaming=True)
-ds = ds.cast_column("audio", Audio(sampling_rate=24000))
 for row in ds:
     wav = row["audio"]["array"]
     break
@@ -818,7 +817,7 @@ for row in ds:
 
 | Field | Type | Description |
 |---|---|---|
-| `audio` | `Audio` | OGG Opus decoded to `{"array": np.float32[N], "sampling_rate": 24000}`. **Null for metadata-only configs.** |
+| `audio` | `Audio` | OGG Opus decoded to `{"array": np.float64[N], "sampling_rate": 24000}`. **Null for metadata-only configs.** |
 | `human_transcript` | `string` | Verified human-written transcript |
 | `asr_transcript` | `string` | ASR output used for alignment and CER computation |
 | `cer` | `float32` | Character error rate between `asr_transcript` and `human_transcript` |