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Intent Detection is one of the core tasks of dialog systems. Few-shot Intent Detection is challenging due to limited number of annotated utterances for novel classes. Generalized Few-shot intent detection is more realistic but challenging…

Computation and Language · Computer Science 2023-12-27 Ayush Kumar , Vijit Malik , Jithendra Vepa

This study uses deep-learning models to predict city partition crime counts on specific days. It helps police enhance surveillance, gather intelligence, and proactively prevent crimes. We formulate crime count prediction as a spatiotemporal…

Machine Learning · Computer Science 2025-02-14 Li Mao , Wei Du , Shuo Wen , Qi Li , Tong Zhang , Wei Zhong

In order to plan a safe maneuver, self-driving vehicles need to understand the intent of other traffic participants. We define intent as a combination of discrete high-level behaviors as well as continuous trajectories describing future…

Robotics · Computer Science 2021-01-21 Sergio Casas , Wenjie Luo , Raquel Urtasun

Navigating safely and efficiently in dense and heterogeneous traffic scenarios is challenging for autonomous vehicles (AVs) due to their inability to infer the behaviors or intentions of nearby drivers. In this work, we introduce a…

Multiagent Systems · Computer Science 2023-08-22 Xiyang Wu , Rohan Chandra , Tianrui Guan , Amrit Singh Bedi , Dinesh Manocha

Intent learning, which aims to learn users' intents for user understanding and item recommendation, has become a hot research spot in recent years. However, existing methods suffer from complex and cumbersome alternating optimization,…

Information Retrieval · Computer Science 2024-11-12 Yue Liu , Shihao Zhu , Jun Xia , Yingwei Ma , Jian Ma , Xinwang Liu , Shengju Yu , Kejun Zhang , Wenliang Zhong

Novel intent class detection is an important problem in real world scenario for conversational agents for continuous interaction. Several research works have been done to detect novel intents in a mono-lingual (primarily English) texts and…

Computation and Language · Computer Science 2023-04-24 Ankan Mullick

Recommender systems aim to provide personalized item recommendations by capturing user behaviors derived from their interaction history. Considering that user interactions naturally occur sequentially based on users' intents in mind, user…

Information Retrieval · Computer Science 2025-01-14 Yijin Choi , Chiehyeon Lim

Accurate real time crime prediction is a fundamental issue for public safety, but remains a challenging problem for the scientific community. Crime occurrences depend on many complex factors. Compared to many predictable events, crime is…

Numerical Analysis · Mathematics 2017-07-12 Bao Wang , Duo Zhang , Duanhao Zhang , P. Jeffery Brantingham , Andrea L. Bertozzi

When faced with accomplishing a task, human experts exhibit intentional behavior. Their unique intents shape their plans and decisions, resulting in experts demonstrating diverse behaviors to accomplish the same task. Due to the…

Machine Learning · Computer Science 2024-04-29 Sangwon Seo , Vaibhav Unhelkar

Joint event and causality extraction is a challenging yet essential task in information retrieval and data mining. Recently, pre-trained language models (e.g., BERT) yield state-of-the-art results and dominate in a variety of NLP tasks.…

Computation and Language · Computer Science 2021-02-22 Zijian Wang , Hao Wang , Xiangfeng Luo , Jianqi Gao

Predicting fine-grained interests of users with temporal behavior is important to personalization and information filtering applications. However, existing interest prediction methods are incapable of capturing the subtle degreed user…

Machine Learning · Computer Science 2017-10-24 Tong Chen , Lin Wu , Yang Wang , Jun Zhang , Hongxu Chen , Xue Li

This paper investigates the effectiveness of pre-training for few-shot intent classification. While existing paradigms commonly further pre-train language models such as BERT on a vast amount of unlabeled corpus, we find it highly effective…

Computation and Language · Computer Science 2024-09-17 Haode Zhang , Yuwei Zhang , Li-Ming Zhan , Jiaxin Chen , Guangyuan Shi , Albert Y. S. Lam , Xiao-Ming Wu

Building conversational systems in new domains and with added functionality requires resource-efficient models that work under low-data regimes (i.e., in few-shot setups). Motivated by these requirements, we introduce intent detection…

Computation and Language · Computer Science 2020-03-11 Iñigo Casanueva , Tadas Temčinas , Daniela Gerz , Matthew Henderson , Ivan Vulić

Sequential recommendation systems aim to capture users' evolving preferences from their interaction histories. Recent reasoningenhanced methods have shown promise by introducing deliberate, chain-of-thought-like processes with intermediate…

Information Retrieval · Computer Science 2025-12-17 Yifan Shao , Peilin Zhou

Fine-grained human action recognition is a core research topic in computer vision. Inspired by the recently proposed hierarchy representation of fine-grained actions in FineGym and SlowFast network for action recognition, we propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2021-10-13 Mei Chee Leong , Hui Li Tan , Haosong Zhang , Liyuan Li , Feng Lin , Joo Hwee Lim

Causal dynamics learning has recently emerged as a promising approach to enhancing robustness in reinforcement learning (RL). Typically, the goal is to build a dynamics model that makes predictions based on the causal relationships among…

Machine Learning · Computer Science 2024-06-06 Inwoo Hwang , Yunhyeok Kwak , Suhyung Choi , Byoung-Tak Zhang , Sanghack Lee

A visual hard attention model actively selects and observes a sequence of subregions in an image to make a prediction. The majority of hard attention models determine the attention-worthy regions by first analyzing a complete image.…

Computer Vision and Pattern Recognition · Computer Science 2021-11-16 Samrudhdhi B. Rangrej , James J. Clark

Attention mechanism has demonstrated great potential in fine-grained visual recognition tasks. In this paper, we present a counterfactual attention learning method to learn more effective attention based on causal inference. Unlike most…

Computer Vision and Pattern Recognition · Computer Science 2021-10-27 Yongming Rao , Guangyi Chen , Jiwen Lu , Jie Zhou

Considering event structure information has proven helpful in text-based stock movement prediction. However, existing works mainly adopt the coarse-grained events, which loses the specific semantic information of diverse event types. In…

Computational Engineering, Finance, and Science · Computer Science 2019-10-14 Deli Chen , Yanyan Zou , Keiko Harimoto , Ruihan Bao , Xuancheng Ren , Xu Sun

Users' interactions with items are driven by various intents (e.g., preparing for holiday gifts, shopping for fishing equipment, etc.).However, users' underlying intents are often unobserved/latent, making it challenging to leverage such…

Artificial Intelligence · Computer Science 2022-02-08 Yongjun Chen , Zhiwei Liu , Jia Li , Julian McAuley , Caiming Xiong