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Crowd counting is a challenging task due to the large variations in crowd distributions. Previous methods tend to tackle the whole image with a single fixed structure, which is unable to handle diverse complicated scenes with different…

计算机视觉与模式识别 · 计算机科学 2019-08-27 Zhikang Zou , Yu Cheng , Xiaoye Qu , Shouling Ji , Xiaoxiao Guo , Pan Zhou

Contextual information has been shown to be powerful for semantic segmentation. This work proposes a novel Context-based Tandem Network (CTNet) by interactively exploring the spatial contextual information and the channel contextual…

计算机视觉与模式识别 · 计算机科学 2021-04-21 Zechao Li , Yanpeng Sun , Jinhui Tang

Short-term future population prediction is a crucial problem in urban computing. Accurate future population prediction can provide rich insights for urban planners or developers. However, predicting the future population is a challenging…

机器学习 · 计算机科学 2022-03-02 Yuki Kubota , Yuki Ohira , Tetsuo Shimizu

Deep generative priors are a powerful tool for reconstruction problems with complex data such as images and text. Inverse problems using such models require solving an inference problem of estimating the input and hidden units of the…

信息论 · 计算机科学 2019-03-05 Parthe Pandit , Mojtaba Sahraee , Sundeep Rangan , Alyson K. Fletcher

Multi-Agent Path Finding (MAPF) in crowded environments presents a challenging problem in motion planning, aiming to find collision-free paths for all agents in the system. MAPF finds a wide range of applications in various domains,…

机器人学 · 计算机科学 2025-01-06 Phu Pham , Aniket Bera

Recently, attention mechanisms have been explored with ConvNets, both across the spatial and channel dimensions. However, from our knowledge, all the existing methods devote the attention modules to capture local interactions from a…

计算机视觉与模式识别 · 计算机科学 2022-11-28 Eslam Mohamed Bakr , Ahmad El Sallab , Mohsen A. Rashwan

Arguments often do not make explicit how a conclusion follows from its premises. To compensate for this lack, we enrich arguments with structured background knowledge to support knowledge-intense argumentation tasks. We present a new…

计算与语言 · 计算机科学 2023-05-16 Moritz Plenz , Juri Opitz , Philipp Heinisch , Philipp Cimiano , Anette Frank

We demonstrate the use of deep network to learn the distribution of data from state-of-the-art hydrodynamic simulations of the CAMELS project. To this end, we train a generative adversarial network to generate images composed of three…

宇宙学与河外天体物理 · 物理学 2024-10-25 Sambatra Andrianomena , Sultan Hassan , Francisco Villaescusa-Navarro

Next-generation cosmic microwave background (CMB) surveys are expected to provide valuable information about the primordial universe by creating maps of the mass along the line of sight. Traditional tools for creating these lensing…

宇宙学与河外天体物理 · 物理学 2022-05-17 Peikai Li , Ipek Ilayda Onur , Scott Dodelson , Shreyas Chaudhari

Deep neural networks face several challenges in hyperspectral image classification, including high-dimensional data, sparse distribution of ground objects, and spectral redundancy, which often lead to classification overfitting and limited…

计算机视觉与模式识别 · 计算机科学 2025-04-18 Guandong Li , Mengxia Ye

Achieving ubiquitous high-accuracy localization is crucial for next-generation wireless systems, yet remains challenging in multipath-rich urban environments. By exploiting the fine-grained multipath characteristics embedded in channel…

信号处理 · 电气工程与系统科学 2026-02-03 Tong An , Huan Lu , Jiayang Shi , Kai Yu , Rongrong Zhu , Bin Zheng , Jiwei Zhao , Haibo Zhou

Deep neural networks have significantly improved the performance of low-level vision tasks but also increased the difficulty of interpretability. A deep understanding of deep models is beneficial for both network design and practical…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Jinfan Hu , Jinjin Gu , Shiyao Yu , Fanghua Yu , Zheyuan Li , Zhiyuan You , Chaochao Lu , Chao Dong

Content is created for a well-defined purpose, often described by a metric or signal represented in the form of structured information. The relationship between the goal (metrics) of target content and the content itself is non-trivial.…

计算与语言 · 计算机科学 2022-03-29 Navita Goyal , Roodram Paneri , Ayush Agarwal , Udit Kalani , Abhilasha Sancheti , Niyati Chhaya

Decisions made by convolutional neural networks(CNN) can be understood and explained by visualizing discriminative regions on images. To this end, Class Activation Map (CAM) based methods were proposed as powerful interpretation tools,…

计算机视觉与模式识别 · 计算机科学 2023-07-12 Yi Liao , Yongsheng Gao , Weichuan Zhang

It is challenging to guide neural network (NN) learning with prior knowledge. In contrast, many known properties, such as spatial smoothness or seasonality, are straightforward to model by choosing an appropriate kernel in a Gaussian…

机器学习 · 计算机科学 2024-02-29 Ziyang Jiang , Tongshu Zheng , Yiling Liu , David Carlson

Class Activation Mapping (CAM) has been widely adopted to generate saliency maps which provides visual explanations for deep neural networks (DNNs). The saliency maps are conventionally generated by fusing the channels of the target feature…

计算机视觉与模式识别 · 计算机科学 2022-01-24 Guangwu Qian , Zhen-Qun Yang , Xu-Lu Zhang , Yaowei Wang , Qing Li , Xiao-Yong Wei

Commonsense knowledge-graphs (CKGs) are important resources towards building machines that can 'reason' on text or environmental inputs and make inferences beyond perception. While current CKGs encode world knowledge for a large number of…

计算与语言 · 计算机科学 2022-12-19 Shantanu Jaiswal , Liu Yan , Dongkyu Choi , Kenneth Kwok

The Class Activation Map (CAM) lookup of a neural network tells us to which regions the neural network focuses when it makes a decision. In the past, the CAM search method was dependent upon a specific internal module of the network. It has…

计算机视觉与模式识别 · 计算机科学 2022-08-16 Yitao Peng , Longzhen Yang , Yihang Liu , Lianghua He

Accurate channel state information (CSI) acquisition for massive multiple-input multiple-output (MIMO) systems is essential for future mobile communication networks. Channel fingerprint (CF), also referred to as channel knowledge map, is a…

网络与互联网体系结构 · 计算机科学 2026-01-12 Zhenzhou Jin , Li You , Xudong Li , Zhen Gao , Yuanwei Liu , Xiang-Gen Xia , Xiqi Gao

Knowledge of channel state information (CSI) is fundamental to many functionalities within the mobile wireless communications systems. With the advance of machine learning (ML) and digital maps, i.e., digital twins, we have a big…

信号处理 · 电气工程与系统科学 2021-11-16 Brenda Vilas Boas , Wolfgang Zirwas , Martin Haardt