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Network representation learning (NRL) aims to learn low-dimensional vectors for vertices in a network. Most existing NRL methods focus on learning representations from local context of vertices (such as their neighbors). Nevertheless,…

Social and Information Networks · Computer Science 2018-07-05 Cunchao Tu , Xiangkai Zeng , Hao Wang , Zhengyan Zhang , Zhiyuan Liu , Maosong Sun , Bo Zhang , Leyu Lin

Recently, many researches employ middle-layer output of convolutional neural network models (CNN) as features for different visual recognition tasks. Although promising results have been achieved in some empirical studies, such type of…

Computer Vision and Pattern Recognition · Computer Science 2015-09-09 Jianwei Luo , Jianguo Li , Jun Wang , Zhiguo Jiang , Yurong Chen

Neural architecture search (NAS) is an attractive approach to automate the design of optimized architectures but is constrained by high computational budget, especially when optimizing for multiple, important conflicting objectives. To…

Machine Learning · Computer Science 2025-09-03 Zhao Wei , Chin Chun Ooi , Yew-Soon Ong

Clustering is a fundamental unsupervised representation learning task with wide application in computer vision and pattern recognition. Deep clustering utilizes deep neural networks to learn latent representation, which is suitable for…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Wenhao Wu , Weiwei Wang , Shengjiang Kong

Searching for local communities is an important research problem that supports advanced data analysis in various complex networks, such as social networks, collaboration networks, cellular networks, etc. The evolution of such networks over…

Social and Information Networks · Computer Science 2022-10-19 Yifu Tang , Jianxin Li , Nur Al Hasan Haldar , Ziyu Guan , Jiajie Xu , Chengfei Liu

We propose a novel neural architecture search algorithm via reinforcement learning by decoupling structure and operation search processes. Our approach samples candidate models from the multinomial distribution on the policy vectors defined…

Machine Learning · Computer Science 2020-04-28 Heung-Chang Lee , Do-Guk Kim , Bohyung Han

Studies of community structure and evolution in large social networks require a fast and accurate algorithm for community detection. As the size of analyzed communities grows, complexity of the community detection algorithm needs to be kept…

Social and Information Networks · Computer Science 2016-11-17 Jierui Xie , Boleslaw K. Szymanski

With the continuous popularity of deep learning and representation learning, fast vector search becomes a vital task in various ranking/retrieval based applications, say recommendation, ads ranking and question answering. Neural network…

Information Retrieval · Computer Science 2023-12-29 Weijie Zhao , Shulong Tan , Ping Li

Given a graph G and a query vertex q, the topic of community search (CS), aiming to retrieve a dense subgraph of G containing q, has gained much attention. Most existing works focus on undirected graphs which overlooks the rich information…

Databases · Computer Science 2023-11-20 Yankai Chen , Jie Zhang , Yixiang Fang , Xin Cao , Irwin King

Detecting groups of users, who have similar opinions, interests, or social behavior, has become an important task for many applications. A recent study showed that dynamic distance based Attractor, a community detection algorithm,…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-06-26 Nguyen Vo , Kyumin Lee , Thanh Tran

With the urbanization and development of infrastructure, the community search over road networks has become increasingly important in many real applications such as urban/city planning, social study on local communities, and community…

Databases · Computer Science 2022-04-29 Niranjan Rai , Xiang Lian

Convolutional neural networks are widely adopted in Acoustic Scene Classification (ASC) tasks, but they generally carry a heavy computational burden. In this work, we propose a lightweight yet high-performing baseline network inspired by…

Sound · Computer Science 2020-08-06 Jixiang Li , Chuming Liang , Bo Zhang , Zhao Wang , Fei Xiang , Xiangxiang Chu

Attributed network representation learning aims at learning node embeddings by integrating network structure and attribute information. It is a challenge to fully capture the microscopic structure and the attribute semantics simultaneously,…

Artificial Intelligence · Computer Science 2021-04-13 Cong Li , Min Shi , Bo Qu , Xiang Li

Graph clustering, or community detection, is the task of identifying groups of closely related objects in a large network. In this paper we introduce a new community-detection framework called LambdaCC that is based on a specially weighted…

Data Structures and Algorithms · Computer Science 2018-07-17 Nate Veldt , David Gleich , Anthony Wirth

This paper concerns a deep learning approach to relevance ranking in information retrieval (IR). Existing deep IR models such as DSSM and CDSSM directly apply neural networks to generate ranking scores, without explicit understandings of…

Information Retrieval · Computer Science 2019-07-23 Liang Pang , Yanyan Lan , Jiafeng Guo , Jun Xu , Jingfang Xu , Xueqi Cheng

Deep neural networks have become widely used, obtaining remarkable results in domains such as computer vision, speech recognition, natural language processing, audio recognition, social network filtering, machine translation, and…

Neural and Evolutionary Computing · Computer Science 2020-02-03 Divya Gopinath , Guy Katz , Corina S. Pasareanu , Clark Barrett

Many researchers have used tag information to improve the performance of recommendation techniques in recommender systems. Examining the tags of users will help to get their interests and leads to more accuracy in the recommendations. Since…

Information Retrieval · Computer Science 2023-10-03 Zeinab Shokrzadeh , Mohammad-Reza Feizi-Derakhshi , Mohammad-Ali Balafar , Jamshid Bagherzadeh-Mohasefi

In recent years, deep neural networks have yielded state-of-the-art performance on several tasks. Although some recent works have focused on combining deep learning with recommendation, we highlight three issues of existing models. First,…

Machine Learning · Computer Science 2018-12-20 Qibing Li , Xiaolin Zheng , Xinyue Wu

Attribute-based recognition models, due to their impressive performance and their ability to generalize well on novel categories, have been widely adopted for many computer vision applications. However, usually both the attribute vocabulary…

Computer Vision and Pattern Recognition · Computer Science 2017-04-13 Ziad Al-Halah , Rainer Stiefelhagen

Modern data often arises with multiple modalities. For example, covariates and a network are observed on the same subjects, and both contain useful information. Effectively integrating these modalities is important and challenging,…

Methodology · Statistics 2025-11-25 Tao Shen , Wanjie Wang