Customer-obsessed science
Research areas
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May 26, 20265 min readHow to train language models to generate diverse, accurate reasoning paths using tokens that control distinct reasoning strategies.
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May 14, 202616 min read
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April 15, 20268 min read
Featured news
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Interspeech 20232023Audio privacy has been undertaken using adversarial task training or adversarial models based on GANs, where the models also suppress scoring of other attributes (e.g., emotion, etc.), but embeddings still retain enough information to bypass speaker privacy. We use methods for feature importance from the explainability literature to modify embeddings from adversarial task training, providing a simple and
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IEEE 2023 Workshop on Machine Learning for Signal Processing (MLSP)2023Speech super-resolution is the process of estimating the missing frequency content of a speech signal from its existing band-limited frequency content. The loss of frequency components is a common occurrence that can be because of a low sampling rate, low-quality microphones, or various transmission factors, and it is an increasingly common problem as bandwidth for high-quality communications is generally
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ACL 20232023We present a new task setting for attribute mining on e-commerce products, serving as a practical solution to extract open-world attributes without extensive human intervention. Our supervision comes from a high-quality seed attribute set bootstrapped from existing resources, and we aim to expand the attribute vocabulary of existing seed types, and also to discover any new attribute types automatically.
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KDD 2023 Workshop on Mining and Learning with Graphs2023A hypergraph is a generalization of a graph that arises naturally when we consider attribute-sharing among entities. Although a hypergraph can be converted into a graph by expanding its hyperedges into fully connected subgraphs, going the reverse way is computationally complex and NP-complete. We hence hypothesize that a hypergraph contains more information than a graph. Moreover, it is more convenient
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ACL 20232023Product Question Answering (PQA) systems are key in e-commerce applications to provide responses to customers’ questions as they shop for products. While existing work on PQA focuses mainly on English, in practice there is need to support multiple customer languages while leveraging product information available in English. To study this practical industrial task, we present xPQA, a large-scale annotated
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