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Probabilistic matrix factorization (PMF) is a powerful method for modeling data associ- ated with pairwise relationships, Finding use in collaborative Filtering, computational bi- ology, and document analysis, among other areas. In many…

机器学习 · 计算机科学 2014-08-12 Ryan Prescott Adams , George E. Dahl , Iain Murray

This study deals with the missing link prediction problem: the problem of predicting the existence of missing connections between entities of interest. We address link prediction using coupled analysis of relational datasets represented as…

机器学习 · 计算机科学 2012-08-31 Beyza Ermiş , Evrim Acar , A. Taylan Cemgil

Knowledge Graphs (KGs) provide a structured representation of knowledge but often suffer from challenges of incompleteness. To address this, link prediction or knowledge graph completion (KGC) aims to infer missing new facts based on…

机器学习 · 计算机科学 2025-01-03 Wenkai Tu , Guojia Wan , Zhengchun Shang , Bo Du

While existing machine learning models have achieved great success for sentiment classification, they typically do not explicitly capture sentiment-oriented word interaction, which can lead to poor results for fine-grained analysis at the…

计算与语言 · 计算机科学 2018-01-19 Shuai Wang , Mianwei Zhou , Geli Fei , Yi Chang , Bing Liu

Various informative factors mixed in speech signals, leading to great difficulty when decoding any of the factors. An intuitive idea is to factorize each speech frame into individual informative factors, though it turns out to be highly…

音频与语音处理 · 电气工程与系统科学 2018-03-05 Lantian Li , Dong Wang , Yixiang Chen , Ying Shi , Zhiyuan Tang , Thomas Fang Zheng

Snapshot observation based source localization has been widely studied due to its accessibility and low cost. However, the interaction of users in existing methods does not be addressed in time-varying infection scenarios. So these methods…

社会与信息网络 · 计算机科学 2024-01-29 Dongpeng Hou , Zhen Wang , Chao Gao , Xuelong Li

The integration of multi-omics data has emerged as a promising approach for gaining comprehensive insights into complex diseases such as cancer. This paper proposes a novel approach to identify cancer subtypes through the integration of…

机器学习 · 计算机科学 2023-12-06 Mark Peelen , Leila Bagheriye , Johan Kwisthout

In task-oriented dialogue (TOD) systems, Slot Schema Induction (SSI) is essential for automatically identifying key information slots from dialogue data without manual intervention. This paper presents a novel state-of-the-art (SoTA)…

计算与语言 · 计算机科学 2025-04-28 James D. Finch , Yasasvi Josyula , Jinho D. Choi

Coupled Matrix Tensor Factorization (CMTF) facilitates the integration and analysis of multiple data sources and helps discover meaningful information. Nonnegative CMTF (N-CMTF) has been employed in many applications for identifying latent…

机器学习 · 计算机科学 2020-03-10 Thirunavukarasu Balasubramaniam , Richi Nayak , Chau Yuen

In this work, we aim at equipping pre-trained language models with structured knowledge. We present two self-supervised tasks learning over raw text with the guidance from knowledge graphs. Building upon entity-level masked language models,…

计算与语言 · 计算机科学 2020-04-30 Tao Shen , Yi Mao , Pengcheng He , Guodong Long , Adam Trischler , Weizhu Chen

Motivation: Combination therapies have been widely used to treat cancers. However, it is cost- and time-consuming to experimentally screen synergistic drug pairs due to the enormous number of possible drug combinations. Thus, computational…

定量方法 · 定量生物学 2020-09-17 Zexuan Sun , Shujun Huang , Peiran Jiang , Pingzhao Hu

Unstructured data is pervasive, but analytical queries demand structured representations, creating a significant extraction challenge. Existing methods like RAG lack schema awareness and struggle with cross-document alignment, leading to…

数据库 · 计算机科学 2025-11-05 Daren Chao , Kaiwen Chen , Naiqing Guan , Nick Koudas

Accurately inferring the root causes of disease from sequencing data can improve the discovery of novel therapeutic targets. However, existing root causal inference algorithms require perfectly measured continuous random variables. Single…

基因组学 · 定量生物学 2023-07-12 Eric V. Strobl

Scoring functions (SFs), which measure the plausibility of triplets in knowledge graph (KG), have become the crux of KG embedding. Lots of SFs, which target at capturing different kinds of relations in KGs, have been designed by humans in…

机器学习 · 计算机科学 2020-03-02 Yongqi Zhang , Quanming Yao , Wenyuan Dai , Lei Chen

Integrating external knowledge into commonsense reasoning tasks has shown progress in resolving some, but not all, knowledge gaps in these tasks. For knowledge integration to yield peak performance, it is critical to select a knowledge…

计算与语言 · 计算机科学 2021-04-22 Lisa Bauer , Mohit Bansal

This work is motivated by the necessity to automate the discovery of structure in vast and evergrowing collection of relational data commonly represented as graphs, for example genomic networks. A novel algorithm, dubbed Graphitour, for…

数据结构与算法 · 计算机科学 2017-05-25 Leonid Peshkin

When a user connects to the Internet to fulfill his needs, he often encounters a huge amount of related information. Recommender systems are the techniques for massively filtering information and offering the items that users find them…

机器学习 · 计算机科学 2021-07-15 Mahdi Kherad , Amir Jalaly Bidgoly

Modern deep learning methods typically treat image sequences as large tensors of sequentially stacked frames. However, is this straightforward representation ideal given the current state-of-the-art (SoTA)? In this work, we address this…

计算机视觉与模式识别 · 计算机科学 2026-03-20 Snehal Singh Tomar , Alexandros Graikos , Arjun Krishna , Dimitris Samaras , Klaus Mueller

Transfer function (TF) plays a key role for the generation of direct volume rendering (DVR), by enabling accurate identification of structures of interest (SOIs) interactively as well as ensuring appropriate visibility of them. Attempts at…

图形学 · 计算机科学 2022-09-15 Younhyun Jung , Jim Kong , Jinman Kim

Next point-of-interest (POI) recommendation is a key component of smart urban services, yet it remains challenging under cold-start conditions with sparse user-POI interactions. Recent LLM-based methods address this issue through either…

社会与信息网络 · 计算机科学 2026-01-22 Jinze Wang , Lu Zhang , Yiyang Cui , Tiehua Zhang , Zhishu Shen , Yuze Liu , Xingjun Ma , Jiong Jin