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adding --use-adapter and --adapter-dim to zipformer_adapter decode.py #2079

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adding --use-adapter and --adapter-dim to zipformer_adapter decode.py #2079

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50be6cb
adding --use-adapter and --adapter-dim to zipformer_adapter decode.py
Apr 15, 2026
3fa0f57
fixing docstring
Apr 15, 2026
f5a3a44
fixing adapter-dim default val
Apr 15, 2026
f3bcef2
defaulting --use-adapters to 1
Apr 15, 2026
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60 changes: 44 additions & 16 deletions egs/librispeech/ASR/zipformer_adapter/decode.py
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Original file line number Diff line number Diff line change
Expand Up @@ -20,50 +20,58 @@
Usage:

- To activate the adapter (test on the target domain)
set --use-adapter True
set --use-adapters 1

- To deactivate the adapter (test on the original domain)
set --use-adapter False
set --use-adapters 0

(1) greedy search
./zipformer/decode.py \
./zipformer_adapter/decode.py \
--epoch 28 \
--avg 15 \
--exp-dir ./zipformer/exp \
--max-duration 600 \
--decoding-method greedy_search
--decoding-method greedy_search \
--use-adapters 1 \
--adapter-dim 16

(2) beam search (not recommended)
./zipformer/decode.py \
./zipformer_adapter/decode.py \
--epoch 28 \
--avg 15 \
--exp-dir ./zipformer/exp \
--max-duration 600 \
--decoding-method beam_search \
--beam-size 4
--beam-size 4 \
--use-adapters 1 \
--adapter-dim 16

(3) modified beam search
./zipformer/decode.py \
./zipformer_adapter/decode.py \
--epoch 28 \
--avg 15 \
--exp-dir ./zipformer/exp \
--max-duration 600 \
--decoding-method modified_beam_search \
--beam-size 4
--beam-size 4 \
--use-adapters 1 \
--adapter-dim 16

(4) fast beam search (one best)
./zipformer/decode.py \
./zipformer_adapter/decode.py \
--epoch 28 \
--avg 15 \
--exp-dir ./zipformer/exp \
--max-duration 600 \
--decoding-method fast_beam_search \
--beam 20.0 \
--max-contexts 8 \
--max-states 64
--max-states 64 \
--use-adapters 1 \
--adapter-dim 16

(5) fast beam search (nbest)
./zipformer/decode.py \
./zipformer_adapter/decode.py \
--epoch 28 \
--avg 15 \
--exp-dir ./zipformer/exp \
Expand All @@ -73,10 +81,12 @@
--max-contexts 8 \
--max-states 64 \
--num-paths 200 \
--nbest-scale 0.5
--nbest-scale 0.5 \
--use-adapters 1 \
--adapter-dim 16

(6) fast beam search (nbest oracle WER)
./zipformer/decode.py \
./zipformer_adapter/decode.py \
--epoch 28 \
--avg 15 \
--exp-dir ./zipformer/exp \
Expand All @@ -86,18 +96,22 @@
--max-contexts 8 \
--max-states 64 \
--num-paths 200 \
--nbest-scale 0.5
--nbest-scale 0.5 \
--use-adapters 1 \
--adapter-dim 16

(7) fast beam search (with LG)
./zipformer/decode.py \
./zipformer_adapter/decode.py \
--epoch 28 \
--avg 15 \
--exp-dir ./zipformer/exp \
--max-duration 600 \
--decoding-method fast_beam_search_nbest_LG \
--beam 20.0 \
--max-contexts 8 \
--max-states 64
--max-states 64 \
--use-adapters 1 \
--adapter-dim 16
"""


Expand Down Expand Up @@ -377,6 +391,20 @@ def get_parser():
modified_beam_search_LODR.
""",
)

parser.add_argument(
"--use-adapters",
type=int,
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default=0,
help="Whether to use adapters",
)
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parser.add_argument(
"--adapter-dim",
type=int,
default=0,
help="Adapter dimension",
)
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add_model_arguments(parser)

return parser
Expand Down
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