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In this paper, we present CrimeGAT, a novel application of Graph Attention Networks (GATs) for predictive policing in criminal networks. Criminal networks pose unique challenges for predictive analytics due to their complex structure,…

Social and Information Networks · Computer Science 2023-12-01 Chen Yang

Predicting driver intentions is a difficult and crucial task for advanced driver assistance systems. Traditional confidence measures on predictions often ignore the way predicted trajectories affect downstream decisions for safe driving. In…

In this work, we focus on a more challenging few-shot intent detection scenario where many intents are fine-grained and semantically similar. We present a simple yet effective few-shot intent detection schema via contrastive pre-training…

Computation and Language · Computer Science 2021-09-15 Jianguo Zhang , Trung Bui , Seunghyun Yoon , Xiang Chen , Zhiwei Liu , Congying Xia , Quan Hung Tran , Walter Chang , Philip Yu

In the Click-Through Rate (CTR) prediction scenario, user's sequential behaviors are well utilized to capture the user interest in the recent literature. However, despite being extensively studied, these sequential methods still suffer from…

Information Retrieval · Computer Science 2021-11-04 Kai Zhang , Hao Qian , Qing Cui , Qi Liu , Longfei Li , Jun Zhou , Jianhui Ma , Enhong Chen

Most existing action quality assessment methods rely on the deep features of an entire video to predict the score, which is less reliable due to the non-transparent inference process and poor interpretability. We argue that understanding…

Computer Vision and Pattern Recognition · Computer Science 2022-04-08 Jinglin Xu , Yongming Rao , Xumin Yu , Guangyi Chen , Jie Zhou , Jiwen Lu

Objectives: To develop a deep learning framework to evaluate if and how incorporating micro-level mobility features, alongside historical crime and sociodemographic data, enhances predictive performance in crime forecasting at fine-grained…

Machine Learning · Computer Science 2025-09-26 Ariadna Albors Zumel , Michele Tizzoni , Gian Maria Campedelli

Predicting crime hotspots in a city is a complex and critical task with significant societal implications. Numerous spatiotemporal correlations and irregularities pose substantial challenges to this endeavor. Existing methods commonly…

Machine Learning · Computer Science 2024-11-05 Jiahui Jin , Yi Hong , Guandong Xu , Jinghui Zhang , Jun Tang , Hancheng Wang

Sequential recommendation aims to model dynamic user behavior from historical interactions. Self-attentive methods have proven effective at capturing short-term dynamics and long-term preferences. Despite their success, these approaches…

Information Retrieval · Computer Science 2022-04-06 Jiacheng Li , Tong Zhao , Jin Li , Jim Chan , Christos Faloutsos , George Karypis , Soo-Min Pantel , Julian McAuley

We consider the task of few-shot intent detection, which involves training a deep learning model to classify utterances based on their underlying intents using only a small amount of labeled data. The current approach to address this…

Computation and Language · Computer Science 2024-09-17 Haode Zhang , Haowen Liang , Liming Zhan , Albert Y. S. Lam , Xiao-Ming Wu

Trajectory prediction, as a critical component of autonomous driving systems, has attracted the attention of many researchers. Existing prediction algorithms focus on extracting more detailed scene features or selecting more reasonable…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Wenyi Xiong , Jian Chen , Ziheng Qi

Adversarial attacks have been widely studied for general classification tasks, but remain unexplored in the context of fine-grained recognition, where the inter-class similarities facilitate the attacker's task. In this paper, we identify…

Computer Vision and Pattern Recognition · Computer Science 2020-06-12 Krishna Kanth Nakka , Mathieu Salzmann

Pre-trained language models have achieved noticeable performance on the intent detection task. However, due to assigning an identical weight to each sample, they suffer from the overfitting of simple samples and the failure to learn complex…

Computation and Language · Computer Science 2021-08-25 Yantao Gong , Cao Liu , Jiazhen Yuan , Fan Yang , Xunliang Cai , Guanglu Wan , Jiansong Chen , Ruiyao Niu , Houfeng Wang

Generalized Few-Shot Intent Detection (GFSID) is challenging and realistic because it needs to categorize both seen and novel intents simultaneously. Previous GFSID methods rely on the episodic learning paradigm, which makes it hard to…

Computation and Language · Computer Science 2023-09-12 Chaiyut Luoyiching , Yangning Li , Yinghui Li , Rongsheng Li , Hai-Tao Zheng , Nannan Zhou , Hanjing Su

A law practitioner has to go through a lot of long legal case proceedings. To understand the motivation behind the actions of different parties/individuals in a legal case, it is essential that the parts of the document that express an…

Computation and Language · Computer Science 2022-05-10 Ankan Mullick , Abhilash Nandy , Manav Nitin Kapadnis , Sohan Patnaik , R Raghav

Intent-Based Networking (IBN) is a known concept for enabling the autonomous configuration and self-adaptation of networks. One of the major issues in IBN is maintaining the applied intent due the effects of drifts over time, which is the…

Networking and Internet Architecture · Computer Science 2024-04-24 Chukwuemeka Muonagor , Mounir Bensalem , Admela Jukan

Temporal Intention Localization (TIL) is crucial for video surveillance, focusing on identifying varying levels of suspicious intentions to improve security monitoring. However, existing discrete classification methods fail to capture the…

Computer Vision and Pattern Recognition · Computer Science 2025-10-27 Xinyi Hu , Yuran Wang , Ruixu Zhang , Yue Li , Wenxuan Liu , Zheng Wang

A crime is a punishable offence that is harmful for an individual and his society. It is obvious to comprehend the patterns of criminal activity to prevent them. Research can help society to prevent and solve crime activates. Study shows…

Machine Learning · Computer Science 2020-03-23 Sohrab Hossain , Ahmed Abtahee , Imran Kashem , Mohammed Moshiul Hoque , Iqbal H. Sarker

Accuracy and interpretability are two essential properties for a crime prediction model. Because of the adverse effects that the crimes can have on human life, economy and safety, we need a model that can predict future occurrence of crime…

Machine Learning · Computer Science 2021-11-23 Yeasir Rayhan , Tanzima Hashem

Fine-grained action recognition is attracting increasing attention due to the emerging demand of specific action understanding in real-world applications, whereas the data of rare fine-grained categories is very limited. Therefore, we…

Computer Vision and Pattern Recognition · Computer Science 2021-08-17 Jiahao Wang , Yunhong Wang , Sheng Liu , Annan Li

Intelligence analysts face a difficult problem: distinguishing extremist rhetoric from potential extremist violence. Many are content to express abuse against some target group, but only a few indicate a willingness to engage in violence.…

Computation and Language · Computer Science 2020-08-11 B. Simons , D. B. Skillicorn
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