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Topic models are used to identify and group similar themes in a set of documents. Recent advancements in deep learning based neural topic models has received significant research interest. In this paper, an approach is proposed that further…

Computation and Language · Computer Science 2024-10-15 Trishia Khandelwal

Models that can predict the occurrence of events ahead of time with low false-alarm rates are critical to the acceptance of decision support systems in the medical community. This challenging task is typically treated as a simple binary…

Machine Learning · Computer Science 2023-01-31 Hugo Yèche , Alizée Pace , Gunnar Rätsch , Rita Kuznetsova

Temporal claims, often riddled with inaccuracies, are a significant challenge in the digital misinformation landscape. Fact-checking systems that can accurately verify such claims are crucial for combating misinformation. Current systems…

Computation and Language · Computer Science 2025-05-16 Anab Maulana Barik , Wynne Hsu , Mong Li Lee

Temporal sentence grounding aims to detect the event timestamps described by the natural language query from given untrimmed videos. The existing fully-supervised setting achieves great performance but requires expensive annotation costs;…

Computer Vision and Pattern Recognition · Computer Science 2023-02-21 Chen Ju , Haicheng Wang , Jinxiang Liu , Chaofan Ma , Ya Zhang , Peisen Zhao , Jianlong Chang , Qi Tian

Social media channels such as Twitter have emerged as popular platforms for crowds to respond to public events such as speeches, sports and debates. While this promises tremendous opportunities to understand and make sense of the reception…

Machine Learning · Computer Science 2012-12-24 Yuheng Hu , Ajita John , Fei Wang , Doree Duncan Seligmann , Subbarao Kambhampati

Temporal data, obtained in the setting where it is only possible to observe one time point per experiment, is widely used in different research fields, yet remains insufficiently addressed from the statistical point of view. Such data often…

Methodology · Statistics 2025-03-10 Polina Arsenteva , Mohamed Amine Benadjaoud , Hervé Cardot

Sequential recommendation systems are integral to discerning temporal user preferences. Yet, the task of learning from abbreviated user interaction sequences poses a notable challenge. Data augmentation has been identified as a potent…

Information Retrieval · Computer Science 2025-02-25 Juyong Jiang , Peiyan Zhang , Yingtao Luo , Chaozhuo Li , Jae Boum Kim , Kai Zhang , Senzhang Wang , Sunghun Kim , Philip S. Yu

Inferring topics from the overwhelming amount of short texts becomes a critical but challenging task for many content analysis tasks, such as content charactering, user interest profiling, and emerging topic detecting. Existing methods such…

Computation and Language · Computer Science 2016-09-28 Jipeng Qiang , Ping Chen , Tong Wang , Xindong Wu

The problem of organizing information for multidocument summarization so that the generated summary is coherent has received relatively little attention. While sentence ordering for single document summarization can be determined from the…

Artificial Intelligence · Computer Science 2011-06-10 R. Barzilay , N. Elhadad

Temporal knowledge graphs, representing the dynamic relationships and interactions between entities over time, have been identified as a promising approach for event forecasting. However, a limitation of most temporal knowledge graph…

Artificial Intelligence · Computer Science 2023-08-30 Yi Xu , Junjie Ou , Hui Xu , Luoyi Fu , Lei Zhou , Xinbing Wang , Chenghu Zhou

Sequential deep learning models such as RNN, causal CNN and attention mechanism do not readily consume continuous-time information. Discretizing the temporal data, as we show, causes inconsistency even for simple continuous-time processes.…

Machine Learning · Computer Science 2021-03-30 Da Xu , Chuanwei Ruan , Evren Korpeoglu , Sushant Kumar , Kannan Achan

Understanding events necessitates grasping their temporal context, which is often not explicitly stated in natural language. For example, it is not a trivial task for a machine to infer that a museum tour may last for a few hours, but can…

Computation and Language · Computer Science 2025-08-22 Lekshmi R Nair , Arun Sankar , Koninika Pal

Real-time video analysis remains a challenging problem in computer vision, requiring efficient processing of both spatial and temporal information while maintaining computational efficiency. Existing approaches often struggle to balance…

Computer Vision and Pattern Recognition · Computer Science 2025-07-31 Shahla John

Accurately understanding temporal relations between events is a critical building block of diverse tasks, such as temporal reading comprehension (TRC) and relation extraction (TRE). For example in TRC, we need to understand the temporal…

Computation and Language · Computer Science 2025-06-18 Jongho Kim , Dohyeon Lee , Minsoo Kim , Seung-won Hwang

Recently, Large Language Models (LLMs) have demonstrated great potential in various data mining tasks, such as knowledge question answering, mathematical reasoning, and commonsense reasoning. However, the reasoning capability of LLMs on…

Computation and Language · Computer Science 2025-05-22 He Chang , Chenchen Ye , Zhulin Tao , Jie Wu , Zhengmao Yang , Yunshan Ma , Xianglin Huang , Tat-Seng Chua

Temporal information conveyed by language describes how the world around us changes through time. Events, durations and times are all temporal elements that can be viewed as intervals. These intervals are sometimes temporally related in…

Computation and Language · Computer Science 2012-03-23 Leon Derczynski , Robert Gaizauskas

Data-driven models have demonstrated state-of-the-art performance in inferring the temporal ordering of events in text. However, these models often overlook explicit temporal signals, such as dates and time windows. Rule-based methods can…

Computation and Language · Computer Science 2019-06-21 Tanya Goyal , Greg Durrett

Cross-document event coreference resolution (CDECR) involves clustering event mentions across multiple documents that refer to the same real-world events. Existing approaches utilize fine-tuning of small language models (SLMs) like BERT to…

Computation and Language · Computer Science 2024-06-05 Qingkai Min , Qipeng Guo , Xiangkun Hu , Songfang Huang , Zheng Zhang , Yue Zhang

Many real world networks are considered temporal networks, in which the chronological ordering of the edges has importance to the meaning of the data. Performing temporal subgraph matching on such graphs requires the edges in the subgraphs…

Data Structures and Algorithms · Computer Science 2018-01-25 Patrick Mackey , Katherine Porterfield , Erin Fitzhenry , Sutanay Choudhury , George Chin

In Twitter, and other microblogging services, the generation of new content by the crowd is often biased towards immediacy: what is happening now. Prompted by the propagation of commentary and information through multiple mediums, users on…

Information Retrieval · Computer Science 2016-02-10 Flávio Martins , João Magalhães , Jamie Callan
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