Exact(11)
In the second recognition pass, the hypotheses are rescored.
The is determined by doing an initial recognition pass using original feature (i.e., with no transformation).
In the first recognition pass, we typically make use of acoustic models and word-based language models.
We used the HTK toolkit with the speech decoder HDecode in acoustic model training and the first recognition pass.
For backoff path determination and the second recognition pass, tools were developed within the framework of the present research.
For unsupervised batch adaptation, we performed a few backpropagation iterations assuming that the labels obtained from a first recognition pass were true references.
Similar(49)
Then the processed signal was streamed into our in-house ASR system [21] that was used in two recognition passes.
(NWs: number of warpings, NFEs: number of feature extractions, NLCs: number of likelihood computations, NRPs: number of recognition passes).
In the present study, the mapping input distribution is updated during recognition passes by using batches of development or test-set data.
6,839,669 B1, titled "Performing Actions Identified in Recognized Speech;" U.S. patent number No. 7,058,573 B1, titled "Speech Recognition System to Selectively Utilize Different Speech Recognition Techniques Over Multiple Speech Recognition Passes;" and U.S. patent no.
Each of these three scores also has an appropriate weight: p 1, p 2, and p 3. In both recognition passes, we have to optimize all weights using a development set.
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