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Trajectory prediction is a crucial aspect of understanding human behaviors. Researchers have made efforts to represent socially interactive behaviors among pedestrians and utilize various networks to enhance prediction capability.…

计算机视觉与模式识别 · 计算机科学 2024-09-24 Conghao Wong , Beihao Xia , Ziqian Zou , Xinge You

Dense video captioning aims to detect and describe all events in untrimmed videos. This paper presents a dense video captioning network called Multi-Concept Cyclic Learning (MCCL), which aims to: (1) detect multiple concepts at the frame…

计算机视觉与模式识别 · 计算机科学 2024-12-17 Zhuyang Xie , Yan Yang , Yankai Yu , Jie Wang , Yongquan Jiang , Xiao Wu

We address the problem of language-based temporal localization in untrimmed videos. Compared to temporal localization with fixed categories, this problem is more challenging as the language-based queries not only have no pre-defined…

计算机视觉与模式识别 · 计算机科学 2018-11-26 Runzhou Ge , Jiyang Gao , Kan Chen , Ram Nevatia

In-Context Learning (ICL) enhances the performance of large language models (LLMs) with demonstrations. However, obtaining these demonstrations primarily relies on manual effort. In most real-world scenarios, users are often unwilling or…

计算与语言 · 计算机科学 2025-06-02 Jinglong Gao , Xiao Ding , Lingxiao Zou , Bing Qin , Ting Liu

Sequence labeling models often benefit from incorporating external knowledge. However, this practice introduces data heterogeneity and complicates the model with additional modules, leading to increased expenses for training a…

计算与语言 · 计算机科学 2025-06-19 Xuemei Tang , Jun Wang , Qi Su , Chu-ren Huang , Jinghang Gu

Spatiotemporal predictive learning (ST-PL) is a hotspot with numerous applications, such as object movement and meteorological prediction. It aims at predicting the subsequent frames via observed sequences. However, inherent uncertainty…

计算机视觉与模式识别 · 计算机科学 2022-04-13 Zenghao Chai , Zhengzhuo Xu , Yunpeng Bai , Zhihui Lin , Chun Yuan

Natural language video localization (NLVL) is a crucial task in video understanding that aims to localize the target moment in videos specified by a given language description. Recently, a point-supervised paradigm has been presented to…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Zhuo Tao , Liang Li , Qi Chen , Yunbin Tu , Zheng-Jun Zha , Ming-Hsuan Yang , Yuankai Qi , Qingming Huang

Temporal point processes (TPPs) are crucial for analyzing events over time and are widely used in fields such as finance, healthcare, and social systems. These processes are particularly valuable for understanding how events unfold over…

人工智能 · 计算机科学 2026-01-06 Lili Chen , Wensheng Gan , Shuang Liang , Philip S. Yu

Robust prediction of citywide traffic flows at different time periods plays a crucial role in intelligent transportation systems. While previous work has made great efforts to model spatio-temporal correlations, existing methods still…

机器学习 · 计算机科学 2024-03-07 Jiahao Ji , Jingyuan Wang , Chao Huang , Junjie Wu , Boren Xu , Zhenhe Wu , Junbo Zhang , Yu Zheng

Biologically inspired spiking neural networks (SNNs) have garnered considerable attention due to their low-energy consumption and spatio-temporal information processing capabilities. Most existing SNNs training methods first integrate…

计算机视觉与模式识别 · 计算机科学 2023-05-24 Haonan Qiu , Zeyin Song , Yanqi Chen , Munan Ning , Wei Fang , Tao Sun , Zhengyu Ma , Li Yuan , Yonghong Tian

Trajectory modeling refers to characterizing human movement behavior, serving as a pivotal step in understanding mobility patterns. Nevertheless, existing studies typically ignore the confounding effects of geospatial context, leading to…

机器学习 · 计算机科学 2024-04-23 Kang Luo , Yuanshao Zhu , Wei Chen , Kun Wang , Zhengyang Zhou , Sijie Ruan , Yuxuan Liang

We present Contingency Model Predictive Control (CMPC), a motion planning and control framework that optimizes performance objectives while simultaneously maintaining a contingency plan -- an alternate trajectory that avoids a potential…

系统与控制 · 电气工程与系统科学 2021-03-02 John P. Alsterda , J. Christian Gerdes

When dealing with real-world optimization problems, decision-makers usually face high levels of uncertainty associated with partial information, unknown parameters, or complex relationships between these and the problem decision variables.…

最优化与控制 · 数学 2023-05-01 Antonio Alcántara , Carlos Ruiz

Neural Temporal Point Processes (TPPs) are the prevalent paradigm for modeling continuous-time event sequences, such as user activities on the web and financial transactions. In real-world applications, event data is typically received in a…

Leveraging temporal information has been regarded as essential for developing video understanding models. However, how to properly incorporate temporal information into the recent successful instance discrimination based contrastive…

计算机视觉与模式识别 · 计算机科学 2020-11-30 Yutong Bai , Haoqi Fan , Ishan Misra , Ganesh Venkatesh , Yongyi Lu , Yuyin Zhou , Qihang Yu , Vikas Chandra , Alan Yuille

Reducing traffic fatalities and serious injuries is a top priority of the US Department of Transportation. The computer vision (CV)-based crash anticipation in the near-crash phase is receiving growing attention. The ability to perceive…

应用统计 · 统计学 2021-09-08 Yu Li , Muhammad Monjurul Karim , Ruwen Qin

Click-Through Rate (CTR) prediction, a core task in recommendation systems, estimates user click likelihood using historical behavioral data. Modeling user behavior sequences as text to leverage Language Models (LMs) for this task has…

Implicit in-context learning (ICL) has newly emerged as a promising paradigm that simulates ICL behaviors in the representation space of Large Language Models (LLMs), aiming to attain few-shot performance at zero-shot cost. However,…

计算与语言 · 计算机科学 2025-09-30 Jiaqian Li , Yanshu Li , Ligong Han , Ruixiang Tang , Wenya Wang

Existing pedestrian attribute recognition (PAR) algorithms are mainly developed based on a static image. However, the performance is not reliable for images with challenging factors, such as heavy occlusion, motion blur, etc. In this work,…

计算机视觉与模式识别 · 计算机科学 2023-04-21 Jun Zhu , Jiandong Jin , Zihan Yang , Xiaohao Wu , Xiao Wang

Multimodal intent recognition aims to leverage diverse modalities such as expressions, body movements and tone of speech to comprehend user's intent, constituting a critical task for understanding human language and behavior in real-world…

多媒体 · 计算机科学 2024-06-07 Qianrui Zhou , Hua Xu , Hao Li , Hanlei Zhang , Xiaohan Zhang , Yifan Wang , Kai Gao