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When people search for information about a new topic within large document collections, they implicitly construct a mental model of the unfamiliar information space to represent what they currently know and guide their exploration into the…

信息检索 · 计算机科学 2023-02-21 Mengtian Guo , Zhilan Zhou , David Gotz , Yue Wang

Designing frictional interfaces to exhibit prescribed macroscopic behavior is a challenging inverse problem, made difficult by the non-uniqueness of solutions and the computational cost of contact simulations. Traditional approaches rely on…

机器学习 · 统计学 2025-11-07 Valentin Mouton , Adrien Mélot

Bimodal data, such as image-text pairs, has become increasingly prevalent in the digital era. The Hybrid Vector Query (HVQ) is an effective approach for querying such data and has recently garnered considerable attention from researchers.…

数据库 · 计算机科学 2025-02-12 Ziqi Yin , Jianyang Gao , Pasquale Balsebre , Gao Cong , Cheng Long

In computer vision tasks, features often come from diverse representations, domains (e.g., indoor and outdoor), and modalities (e.g., text, images, and videos). Effectively fusing these features is essential for robust performance,…

计算机视觉与模式识别 · 计算机科学 2025-03-03 Dexuan Ding , Lei Wang , Liyun Zhu , Tom Gedeon , Piotr Koniusz

Graph Convolutional Networks (GCN) have been recently employed as core component in the construction of recommender system algorithms, interpreting user-item interactions as the edges of a bipartite graph. However, in the absence of side…

信息检索 · 计算机科学 2023-03-29 Edoardo D'Amico , Khalil Muhammad , Elias Tragos , Barry Smyth , Neil Hurley , Aonghus Lawlor

Learning-based methods have become increasingly popular for solving vehicle routing problems due to their near-optimal performance and fast inference speed. Among them, the combination of deep reinforcement learning and graph representation…

机器学习 · 计算机科学 2024-05-22 Zhenwei Wang , Ruibin Bai , Fazlullah Khan , Ender Ozcan , Tiehua Zhang

Recent development of deep neural networks (DNNs) for tabular learning has largely benefited from the capability of DNNs for automatic feature interaction. However, the heterogeneity nature of tabular features makes such features relatively…

机器学习 · 计算机科学 2023-03-07 Jiahuan Yan , Jintai Chen , Yixuan Wu , Danny Z. Chen , Jian Wu

Edge detection serves as a critical foundation for numerous computer vision applications, including object detection, semantic segmentation, and image editing, by extracting essential structural cues that define object boundaries and…

计算机视觉与模式识别 · 计算机科学 2025-08-19 Yuanbin Fu , Liang Li , Xiaojie Guo

As neural networks are increasingly being applied to real-world applications, mechanisms to address distributional shift and sequential task learning without forgetting are critical. Methods incorporating network expansion have shown…

机器学习 · 计算机科学 2021-03-26 Vinay Kumar Verma , Kevin J Liang , Nikhil Mehta , Piyush Rai , Lawrence Carin

Recommender systems rely on Collaborative Filtering (CF) to predict user preferences by leveraging patterns in historical user-item interactions. While traditional CF methods primarily focus on learning compact vector embeddings for users…

信息检索 · 计算机科学 2025-01-29 Darnbi Sakong , Thanh Trung Huynh , Jun Jo

The Metaverse is regarded as the next-generation Internet paradigm that allows humans to play, work, and socialize in an alternative virtual world with immersive experience, for instance, via head-mounted display for Virtual Reality (VR)…

计算机科学与博弈论 · 计算机科学 2021-11-09 Minrui Xu , Dusit Niyato , Jiawen Kang , Zehui Xiong , Chunyan Miao , Dong In Kim

With the development of artificial intelligence (AI) techniques and the increasing popularity of camera-equipped devices, many edge video analytics applications are emerging, calling for the deployment of computation-intensive AI models at…

信号处理 · 电气工程与系统科学 2024-04-02 Jiawei Shao , Xinjie Zhang , Jun Zhang

Today's open vocabulary scene graph generation (OVSGG) extends traditional SGG by recognizing novel objects and relationships beyond predefined categories, leveraging the knowledge from pre-trained large-scale models. Most existing methods…

计算机视觉与模式识别 · 计算机科学 2025-02-07 Lin Li , Chuhan Zhang , Dong Zhang , Chong Sun , Chen Li , Long Chen

This paper introduces the large scale visual search algorithm and system infrastructure at Alibaba. The following challenges are discussed under the E-commercial circumstance at Alibaba (a) how to handle heterogeneous image data and bridge…

计算机视觉与模式识别 · 计算机科学 2021-02-10 Yanhao Zhang , Pan Pan , Yun Zheng , Kang Zhao , Yingya Zhang , Xiaofeng Ren , Rong Jin

While Deep Learning has demonstrated impressive results in applications on various data types, it continues to lag behind tree-based methods when applied to tabular data, often referred to as the last "unconquered castle" for neural…

机器学习 · 计算机科学 2026-02-27 Marius Dragoi , Florin Gogianu , Elena Burceanu

Cold-start is a very common and still open problem in the Recommender Systems literature. Since cold start items do not have any interaction, collaborative algorithms are not applicable. One of the main strategies is to use pure or hybrid…

机器学习 · 计算机科学 2019-07-16 Cesare Bernardis , Maurizio Ferrari Dacrema , Paolo Cremonesi

Interactive visualizations can accelerate the data analysis loop through near-instantaneous feedback. To achieve interactivity, techniques such as data cubes and sampling are typically employed. While data cubes can speedup querying for…

数据库 · 计算机科学 2017-10-06 Niranjan Kamat , Arnab Nandi

Active learning aims to reduce labeling efforts by selectively asking humans to annotate the most important data points from an unlabeled pool and is an example of human-machine interaction. Though active learning has been extensively…

机器学习 · 计算机科学 2020-01-31 Hongjing Zhang , S. S. Ravi , Ian Davidson

Deep generative models have made rapid progress in image, text, audio, and video generation, and are increasingly being applied to structured records. For tabular data, however, generative modeling remains difficult: a dataset may contain…

机器学习 · 计算机科学 2026-05-25 Zhong Li , Qi Huang , Lincen Yang , Jiayang Shi , Zhao Yang , Niki van Stein , Thomas Bäck , Matthijs van Leeuwen

Dynamic graphs with ordered sequences of events between nodes are prevalent in real-world industrial applications such as e-commerce and social platforms. However, representation learning for dynamic graphs has posed great computational…

机器学习 · 计算机科学 2021-12-16 Xinshi Chen , Yan Zhu , Haowen Xu , Mengyang Liu , Liang Xiong , Muhan Zhang , Le Song