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October 29, 20265 min readTwo optimization techniques, when combined, can significantly improve a model’s speed and cost effectiveness without sacrificing quality.
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October 20, 20263 min read
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October 12, 202614 min read
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Featured news
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WACV 2023 Workshop on Pretraining Large Vision and Multimodal Models2023Scaling up weakly-supervised datasets has shown to be highly effective in the image-text domain and has contributed to most of the recent state-of-the-art computer vision and multimodal neural networks. However, existing large-scale video-text datasets and mining techniques suffer from several limitations, such as the scarcity of aligned data, the lack of diversity in the data, and the difficulty of collecting
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Interspeech 20232023Neural transducer ASR models achieve state of the art accuracy on many tasks, however rare word recognition poses a particular challenge as models often fail to recognise words that occur rarely, or not at all, in the training data. Methods of contextual biasing, where models are dynamically adapted to bias their outputs towards a given list of relevant words and phrases, have been shown to be effective
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Interspeech 20232023Conformer is an extension of transformer-based neural ASR models whose fundamental component is the self-attention module. In this paper, we show that we can remove the self-attention module from Conformer and achieve the same or even better recognition performance for utterances whose length is up to around 10 seconds. This is particularly important for streaming interactive voice assistants as input is
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Interspeech 20232023Contextual biasing (CB) is an effective approach for contextualising hidden features of neural transducer ASR models to improve rare word recognition. CB relies on relatively large quantities of relevant human annotated natural speech during training, limiting its effectiveness in low-resource scenarios. In this work, we propose a novel approach that reduces the reliance on real speech by using synthesised
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Interspeech 20232023Voice assistant accessibility is generally overlooked as today’s spoken dialogue systems are trained on huge corpora to help them understand the ‘average’ user. This raises frustrating barriers for certain user groups as their speech shifts from the average. People with dementia pause more frequently mid-sentence for example, and people with hearing impairments may mispronounce words learned post-diagnosis
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