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相关论文: DOEF: A Dynamic Object Evaluation Framework

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Object detection is a basic computer vision task to loccalize and categorize objects in a given image. Most state-of-the-art detection methods utilize a fixed number of proposals as an intermediate representation of object candidates, which…

计算机视觉与模式识别 · 计算机科学 2022-07-13 Yiming Cui , Linjie Yang , Ding Liu

In many clustering scenes, data samples' attribute values change over time. For such data, we are often interested in obtaining a partition for each time step and tracking the dynamic change of partitions. Normally, a smooth change is…

神经与进化计算 · 计算机科学 2024-10-28 Qi Zhao , Bai Yan , Yuhui Shi

Efficient exact algorithms for Discrete Optimization (DO) rely heavily on strong primal and dual bounds. Relaxed Decision Diagrams (DDs) provide a versatile mechanism for deriving such dual bounds by compactly over-approximating the…

人工智能 · 计算机科学 2025-12-18 Mohsen Nafar , Michael Römer , Lin Xie

Unsupervised person search aims to localize a particular target person from a gallery set of scene images without annotations, which is extremely challenging due to the unexpected variations of the unlabeled domains. However, most existing…

计算机视觉与模式识别 · 计算机科学 2024-05-07 Tianxiang Cui , Huibing Wang , Jinjia Peng , Ruoxi Deng , Xianping Fu , Yang Wang

Most existing Multi-Object Tracking (MOT) approaches follow the Tracking-by-Detection paradigm and the data association framework where objects are firstly detected and then associated. Although deep-learning based method can noticeably…

计算机视觉与模式识别 · 计算机科学 2020-07-14 Xingyu Wan , Jiakai Cao , Sanping Zhou , Jinjun Wang

In recent years, pre-trained visual-linguistic models have demonstrated tremendous potential, becoming a crucial foundational framework for numerous downstream tasks. However, the information density between text and images is not uniformly…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Mengyuan Tian , Qiyan Zhao , Yanan Wang , Da-Han Wang

Complex event processing (CEP) is widely employed to detect occurrences of predefined combinations (patterns) of events in massive data streams. As new events are accepted, they are matched using some type of evaluation structure, commonly…

数据库 · 计算机科学 2018-05-01 Ilya Kolchinsky , Assaf Schuster

Many-Objective Feature Selection (MOFS) approaches use four or more objectives to determine the relevance of a subset of features in a supervised learning task. As a consequence, MOFS typically returns a large set of non-dominated…

机器学习 · 计算机科学 2023-12-01 Uchechukwu F. Njoku , Alberto Abelló , Besim Bilalli , Gianluca Bontempi

Multimodal recommender systems leverage diverse data sources, such as user interactions, content features, and contextual information, to address challenges like cold-start and data sparsity. However, existing methods often suffer from one…

信息检索 · 计算机科学 2026-02-24 Adamya Shyam , Venkateswara Rao Kagita , Bharti Rana , Vikas Kumar

Recently, a number of competitive methods have tackled unsupervised representation learning by maximising the mutual information between the representations produced from augmentations. The resulting representations are then invariant to…

计算机视觉与模式识别 · 计算机科学 2020-03-20 Luke Nicholas Darlow , Amos Storkey

We present a challenging and realistic novel dataset for evaluating 6-DOF object tracking algorithms. Existing datasets show serious limitations---notably, unrealistic synthetic data, or real data with large fiducial markers---preventing…

计算机视觉与模式识别 · 计算机科学 2018-09-10 Mathieu Garon , Denis Laurendeau , Jean-François Lalonde

Graph based clustering is one of the major clustering methods. Most of it work in three separate steps: similarity graph construction, clustering label relaxing and label discretization with k-means. Such common practice has three…

机器学习 · 计算机科学 2019-04-26 Yudong Han , Lei Zhu , Zhiyong Cheng , Jingjing Li , Xiaobai Liu

With the need for flexible and on-demand decision support, Dynamic Data Warehouses (DDW) provide benefits over traditional data warehouses due to their dynamic characteristics in structuring and access mechanism. A DDW is a data framework…

数据库 · 计算机科学 2017-03-07 Charles H. Goonetilleke , J. Wenny Rahayu , Md. Saiful Islam

Existing studies on dynamic multi-objective optimization focus on problems with time-dependent objective functions, while the ones with a changing number of objectives have rarely been considered in the literature. Instead of changing the…

神经与进化计算 · 计算机科学 2017-02-20 Renzhi Chen , Ke Li , Xin Yao

User post-click conversion prediction is of high interest to researchers and developers. Recent studies employ multi-task learning to tackle the selection bias and data sparsity problem, two severe challenges in post-click behavior…

信息检索 · 计算机科学 2023-07-19 Menghan Wang , Jinming Yang , Yuchen Guo , Yuming Shen , Mengying Zhu , Yanlin Wang

Visual localization and mapping is a crucial capability to address many challenges in mobile robotics. It constitutes a robust, accurate and cost-effective approach for local and global pose estimation within prior maps. Yet, in highly…

计算机视觉与模式识别 · 计算机科学 2018-07-11 Guoxiang Zhou , Berta Bescos , Marcin Dymczyk , Mark Pfeiffer , José Neira , Roland Siegwart

Discriminative correlation filters (DCF) with deep convolutional features have achieved favorable performance in recent tracking benchmarks. However, most of existing DCF trackers only consider appearance features of current frame, and…

计算机视觉与模式识别 · 计算机科学 2018-02-28 Zheng Zhu , Wei Wu , Wei Zou , Junjie Yan

Graph clustering is a fundamental task which discovers communities or groups in networks. Recent studies have mostly focused on developing deep learning approaches to learn a compact graph embedding, upon which classic clustering methods…

机器学习 · 计算机科学 2019-06-18 Chun Wang , Shirui Pan , Ruiqi Hu , Guodong Long , Jing Jiang , Chengqi Zhang

Rate adaptation is one of the most important issues in dynamic adaptive streaming over HTTP (DASH). Due to the frequent fluctuations of the network bandwidth and complex variations of video content, it is difficult to deal with the varying…

计算机视觉与模式识别 · 计算机科学 2019-12-30 Hui Yuan , Xiaoqian Hu , Junhui Hou , Xuekai Wei , Sam Kwong

One core challenge in object pose estimation is to ensure accurate and robust performance for large numbers of diverse foreground objects amidst complex background clutter. In this work, we present a scalable framework for accurately…

计算机视觉与模式识别 · 计算机科学 2018-10-09 Chi Li , Jin Bai , Gregory D. Hager