Customer-obsessed science
Research areas
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November 20, 20254 min readA new evaluation pipeline called FiSCo uncovers hidden biases and offers an assessment framework that evolves alongside language models.
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October 2, 20253 min read
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September 2, 20253 min read
Featured news
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ECAI 20232023We propose the use of controlled natural language as a target for knowledge graph question answering (KGQA) semantic parsing via language models as opposed to using formal query languages directly. Controlled natural languages are close to (human) natural languages, but can be unambiguously translated into a formal language such as SPARQL. Our research hypothesis is that the pretraining of large language
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Interspeech 20232023Convolutional frontends are a typical choice for Transformer-based Automatic Speech Recognition (ASR) to preprocess the spectrogram, reduce its sequence length, and combine local information in time and frequency similarly. However, the width and height of an audio spectrogram denote different information, e.g., due to reverberation as well as the articulatory system, the time axis has a clear left-to-right
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ECAI 20232023Question generation is an important task that helps to improve question answering performance and augment search interfaces with possible suggested questions. While multiple approaches have been proposed for this task, none addresses the goal of generating a diverse set of questions given the same input context. The main reason for this is the lack of multi-reference datasets for training such models. We
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KDD 20232023Over the past few years, Federated Learning (FL) has become an emerging machine learning technique to tackle data privacy challenges through collaborative training. In the Federated Learning algorithm, the clients submit a locally trained model, and the server aggregates these parameters until convergence. Despite significant efforts that have been made to FL in fields like computer vision, audio, and natural
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KDD 2023 Workshop on Artificial Intelligence-Enabled Cybersecurity Analytics2023Irrespective of the intent, malicious or benign, behind the origin of non-human traffic on sponsored advertising pages, failure to detect such unwanted traffic results in deterioration of advertiser performance metrics. Invalid (i.e., robotic) ad traffic is frequently driven by IP addresses (or address ranges) that are exclusively dedicated to VPNs, hosting or proxy services, Tor networks, as well as by
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