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pin_memory: true
max_duration: 40.0
min_duration: 0.1
text_field: answer
batch_duration: null
use_bucketing: true
max_tps: null
bucket_duration_bins: null
bucket_batch_size: null
num_buckets: null
bucket_buffer_size: null
shuffle_buffer_size: null
augmentor: null
[NeMo W 2026-09-19 02:30:31 modelPT:183] If you intend to do validation, please call the ModelPT.setup_validation_data() or ModelPT.setup_multiple_validation_data() method and provide a valid configuration file to setup the validation data loader(s).
Validation config :
use_lhotse: true
manifest_filepath: /data/ASR/en/librispeech/test-other.json
sample_rate: 16000
batch_size: 32
shuffle: false
max_duration: 40.0
min_duration: 0.1
num_workers: 2
pin_memory: true
text_field: answer
tarred_audio_filepaths: null
[NeMo I 2026-09-19 02:30:36 rnnt_models:232] Using RNNT Loss : warprnnt_numba
Loss warprnnt_numba_kwargs: {'fastemit_lambda': 0.005, 'clamp': -1.0}
[NeMo I 2026-09-19 02:30:36 rnnt_models:232] Using RNNT Loss : warprnnt_numba
Loss warprnnt_numba_kwargs: {'fastemit_lambda': 0.005, 'clamp': -1.0}
[NeMo I 2026-09-19 02:30:36 rnnt_models:232] Using RNNT Loss : warprnnt_numba
Loss warprnnt_numba_kwargs: {'fastemit_lambda': 0.005, 'clamp': -1.0}
[NeMo I 2026-09-19 02:30:39 save_restore_connector:288] Model EncDecRNNTBPEModel was successfully restored from /home/nemotron-speech-streaming-en-0.6b.nemo.
[NeMo I 2026-09-19 02:30:39 speech_to_text_cache_aware_streaming_infer:356] CacheAwareStreamingConfig(chunk_size=[105, 112], shift_size=[105, 112], cache_drop_size=0, last_channel_cache_size=70, valid_out_len=14, pre_encode_cache_size=[0, 9], drop_extra_pre_encoded=2, last_channel_num=0, last_time_num=0)
[NeMo I 2026-09-19 02:30:39 rnnt_models:232] Using RNNT Loss : warprnnt_numba
Loss warprnnt_numba_kwargs: {'fastemit_lambda': 0.005, 'clamp': -1.0}
[NeMo I 2026-09-19 02:30:39 rnnt_decoding:1041] Joint fused batch size <= 0; Will temporarily disable fused batch step in the Joint.
[NeMo I 2026-09-19 02:30:39 rnnt_bpe_models:437] Changed decoding strategy to
model_type: rnnt
strategy: greedy_batch
compute_hypothesis_token_set: false
preserve_alignments: null
tdt_include_token_duration: null
confidence_cfg:
preserve_frame_confidence: false
preserve_token_confidence: false
preserve_word_confidence: false
exclude_blank: true
aggregation: min
tdt_include_duration: false
method_cfg:
name: entropy
entropy_type: tsallis
alpha: 0.33
entropy_norm: exp
temperature: DEPRECATED
fused_batch_size: -1
compute_timestamps: null
compute_langs: false
word_seperator: ' '
segment_seperators:
- .
- '!'
- '?'
segment_gap_threshold: null
rnnt_timestamp_type: all
greedy:
max_symbols_per_step: 10
preserve_alignments: false
preserve_frame_confidence: false
tdt_include_token_duration: false
tdt_include_duration_confidence: false
confidence_method_cfg:
name: entropy
entropy_type: tsallis
alpha: 0.33
entropy_norm: exp
temperature: DEPRECATED
loop_labels: true
use_cuda_graph_decoder: false
ngram_lm_model: null
ngram_lm_alpha: 0.0
boosting_tree:
model_path: null
key_phrases_file: null
key_phrases_list: null
key_phrase_items_list: null
context_score: 1.0
depth_scaling: 2.0
unk_score: 0.0
final_eos_score: 1.0
score_per_phrase: 0.0
source_lang: en
use_triton: null
uniform_weights: false
bpe_mode: default
use_bpe_dropout: null
num_of_transcriptions: 5