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- research-articleSeptember 2024
Discovery of generalizable TBI phenotypes using multivariate time-series clustering
Computers in Biology and Medicine (CBIM), Volume 180, Issue Chttps://doi.org/10.1016/j.compbiomed.2024.108997AbstractTraumatic Brain Injury (TBI) presents a broad spectrum of clinical presentations and outcomes due to its inherent heterogeneity, leading to diverse recovery trajectories and varied therapeutic responses. While many studies have delved into TBI ...
Highlights- The study used SLAC-Time to identify three generalizable TBI phenotypes (α, β, γ) across the TRACK-TBI and MIMIC-IV datasets.
- Phenotype α is characterized by mild TBI and younger patients, β by severe TBI with high mortality, and γ by ...
- abstractAugust 2024
KDD workshop on Evaluation and Trustworthiness of Generative AI Models
KDD '24: Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data MiningPages 6729–6730https://doi.org/10.1145/3637528.3671481The KDD workshop on Evaluation and Trustworthiness of Generative AI Models aims to address the critical need for reliable generative AI technologies by exploring comprehensive evaluation strategies. This workshop will delve into various aspects of ...
- research-articleJuly 2024JUST ACCEPTED
Extracting Structured Labor Market Information from Job Postings with Generative AI
- Mark Howison,
- William O. Ensor,
- Suraj Maharjan,
- Rahil Parikh,
- Srinivasan H. Sengamedu,
- Paul Daniels,
- Amber Gaither,
- Carrie Yeats,
- Chandan K. Reddy,
- Justine S. Hastings
Digital Government: Research and Practice (DGOV), Just Accepted https://doi.org/10.1145/3674847Labor market information is an important input to labor, workforce, education, and macroeconomic policy. However, granular and real-time data on labor market trends are lacking; publicly available data from survey samples are released with significant ...
- research-articleMay 2024
An Interpretable Ensemble of Graph and Language Models for Improving Search Relevance in E-Commerce
WWW '24: Companion Proceedings of the ACM Web Conference 2024Pages 206–215https://doi.org/10.1145/3589335.3648318The problem of search relevance in the E-commerce domain is a challenging one since it involves understanding the intent of a user's short nuanced query and matching it with the appropriate products in the catalog. This problem has traditionally been ...
- research-articleApril 2024
Multi-Label Clinical Time-Series Generation via Conditional GAN
IEEE Transactions on Knowledge and Data Engineering (IEEECS_TKDE), Volume 36, Issue 4Pages 1728–1740https://doi.org/10.1109/TKDE.2023.3310909In recent years, deep learning has been successfully adopted in a wide range of applications related to electronic health records (EHRs) such as representation learning and clinical event prediction. However, due to privacy constraints, limited access to ...
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- research-articleJanuary 2024
StructCoder: Structure-Aware Transformer for Code Generation
ACM Transactions on Knowledge Discovery from Data (TKDD), Volume 18, Issue 3Article No.: 70, Pages 1–20https://doi.org/10.1145/3636430There has been a recent surge of interest in automating software engineering tasks using deep learning. This article addresses the problem of code generation, in which the goal is to generate target code given source code in a different language or a ...
- research-articleDecember 2023
Towards semi-structured automatic ICD coding via tree-based contrastive learning
NIPS '23: Proceedings of the 37th International Conference on Neural Information Processing SystemsArticle No.: 2986, Pages 68300–68315Automatic coding of International Classification of Diseases (ICD) is a multilabel text categorization task that involves extracting disease or procedure codes from clinical notes. Despite the application of state-of-the-art natural language processing (...
- research-articleDecember 2023
Transformer-based planning for symbolic regression
NIPS '23: Proceedings of the 37th International Conference on Neural Information Processing SystemsArticle No.: 1990, Pages 45907–45919Symbolic regression (SR) is a challenging task in machine learning that involves finding a mathematical expression for a function based on its values. Recent advancements in SR have demonstrated the effectiveness of pre-trained transformer models in ...
- research-articleDecember 2023
Hyperbolic graph neural networks at scale: a meta learning approach
NIPS '23: Proceedings of the 37th International Conference on Neural Information Processing SystemsArticle No.: 1926, Pages 44488–44501The progress in hyperbolic neural networks (HNNs) research is hindered by their absence of inductive bias mechanisms, which are essential for generalizing to new tasks and facilitating scalable learning over large datasets. In this paper, we aim to ...
- research-articleAugust 2023
A unification framework for euclidean and hyperbolic graph neural networks
IJCAI '23: Proceedings of the Thirty-Second International Joint Conference on Artificial IntelligenceArticle No.: 431, Pages 3875–3883https://doi.org/10.24963/ijcai.2023/431Hyperbolic neural networks can effectively capture the inherent hierarchy of graph datasets, and consequently a powerful choice of GNNs. However, they entangle multiple incongruent (gyro-)vector spaces within a layer, which makes them limited in terms of ...
- abstractAugust 2023
International Workshop on Multimodal Learning - 2023 Theme: Multimodal Learning with Foundation Models
KDD '23: Proceedings of the 29th ACM SIGKDD Conference on Knowledge Discovery and Data MiningPages 5868–5869https://doi.org/10.1145/3580305.3599208The recent advancements in machine learning and artificial intelligence (particularly foundation models such as BERT, GPT-3, T5, ResNet, etc.) have demonstrated remarkable capabilities and driven significant revolutionary changes to the way we make ...
- research-articleAugust 2023
WindowSHAP: An efficient framework for explaining time-series classifiers based on Shapley values
Journal of Biomedical Informatics (JOBI), Volume 144, Issue Chttps://doi.org/10.1016/j.jbi.2023.104438Graphical abstractDisplay Omitted
AbstractUnpacking and comprehending how black-box machine learning algorithms (such as deep learning models) make decisions has been a persistent challenge for researchers and end-users. Explaining time-series predictive models is useful for clinical ...
- research-articleJuly 2023
A self-supervised learning-based approach to clustering multivariate time-series data with missing values (SLAC-Time): An application to TBI phenotyping
Journal of Biomedical Informatics (JOBI), Volume 143, Issue Chttps://doi.org/10.1016/j.jbi.2023.104401Graphical abstractDisplay Omitted
AbstractSelf-supervised learning approaches provide a promising direction for clustering multivariate time-series data. However, real-world time-series data often include missing values, and the existing approaches require imputing missing values before ...
- research-articleFebruary 2023
Supervised Contrastive Learning for Interpretable Long-Form Document Matching
ACM Transactions on Knowledge Discovery from Data (TKDD), Volume 17, Issue 2Article No.: 27, Pages 1–17https://doi.org/10.1145/3542822Recent advancements in deep learning techniques have transformed the area of semantic text matching (STM). However, most state-of-the-art models are designed to operate with short documents such as tweets, user reviews, comments, and so on. These models ...
- research-articleFebruary 2023
CodeAttack: code-based adversarial attacks for pre-trained programming language models
AAAI'23/IAAI'23/EAAI'23: Proceedings of the Thirty-Seventh AAAI Conference on Artificial Intelligence and Thirty-Fifth Conference on Innovative Applications of Artificial Intelligence and Thirteenth Symposium on Educational Advances in Artificial IntelligenceArticle No.: 1670, Pages 14892–14900https://doi.org/10.1609/aaai.v37i12.26739Pre-trained programming language (PL) models (such as CodeT5, CodeBERT, GraphCodeBERT, etc.,) have the potential to automate software engineering tasks involving code understanding and code generation. However, these models operate in the natural channel ...
- ArticleFebruary 2023
Unified Energy-Based Generative Network for Supervised Image Hashing
Computer Vision – ACCV 2022Pages 527–543https://doi.org/10.1007/978-3-031-26351-4_32AbstractHashing methods often face critical efficiency challenges, such as generalization with limited labeled data, and robustness issues (such as changes in the data distribution and missing information in the input data) in real-world retrieval ...
- abstractAugust 2022
Hyperbolic Neural Networks: Theory, Architectures and Applications
KDD '22: Proceedings of the 28th ACM SIGKDD Conference on Knowledge Discovery and Data MiningPages 4778–4779https://doi.org/10.1145/3534678.3542613Recent studies have revealed important properties that are unique to graph datasets such as hierarchies and global structures. This has driven research into hyperbolic space due to their ability to effectively encode the inherent hierarchy present in ...
- research-articleAugust 2022
Graph-based Multilingual Language Model: Leveraging Product Relations for Search Relevance
KDD '22: Proceedings of the 28th ACM SIGKDD Conference on Knowledge Discovery and Data MiningPages 2789–2799https://doi.org/10.1145/3534678.3539158The large-scale nature of product catalog and the changing demands of customer queries makes product search a challenging problem. The customer queries are ambiguous and implicit. They may be looking for an exact match of their query, or a functional ...
- short-paperAugust 2022
Attention-based aspect reasoning for knowledge base question answering on clinical notes
BCB '22: Proceedings of the 13th ACM International Conference on Bioinformatics, Computational Biology and Health InformaticsArticle No.: 10, Pages 1–6https://doi.org/10.1145/3535508.3545518Question Answering (QA) in clinical notes has gained a lot of attention in the past few years. Existing machine reading comprehension approaches in clinical domain can only handle questions about a single block of clinical texts and fail to retrieve ...
- research-articleJuly 2022
Self-Supervised Transformer for Sparse and Irregularly Sampled Multivariate Clinical Time-Series
ACM Transactions on Knowledge Discovery from Data (TKDD), Volume 16, Issue 6Article No.: 105, Pages 1–17https://doi.org/10.1145/3516367Multivariate time-series data are frequently observed in critical care settings and are typically characterized by sparsity (missing information) and irregular time intervals. Existing approaches for learning representations in this domain handle these ...