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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ECIR 20232023Graph Convolutional Networks have recently shown state-of-the-art performance for collaborative filtering-based recommender systems. However, many systems use a pure user-item bipartite interaction graph, ignoring available additional information about the items and users. This paper proposes an effective and general method, TextGCN, that utilizes rich textual information about the graph nodes, specifically
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KDD 2023 International Workshop on Mining and Learning from Time Series (MileTS)2023We introduce a new distribution-free multi-horizon forecast. As such, it integrates product-level forecast at fixed lead times, spans, and quantiles with the ability for a user to request a forecast at any other lead time, span or quantile via piecewise linear interpolation with exponential extrapolation for the tails of the distribution. The selected algorithm leads to a reduction in weighted quantile
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KDD 20232023Rewards-based programs are popular within e-commerce online stores, with the goal of providing serendipitous incentives to delight customers. These rewards (or incentives) could be in the form of cashback, free-shipping or discount coupons on purchases within specific categories. The success of such programs relies on their ability to identify relevant rewards for customers, from a wide variety of incentives
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IEEE ICIP 20232023Semi-supervised learning (SSL) has become a crucial approach in deep learning as a way to address the challenge of limited labeled data. The success of deep neural networks heavily relies on the availability of large-scale high-quality labeled data. However, the process of data labeling is time-consuming and unscalable, leading to shortages in labeled data. SSL aims to tackle this problem by leveraging
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ECML PKDD 20232023Timestamped graphs find applications in critical business problems like user classification, fraud detection, etc. This is due to the inherent nature of the data generation process, in which relationships between nodes are observed at defined timestamps. Deployment-focused GNN models should be trained on point-in-time information about node features and neighborhood, similar to the data ingestion process
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