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Recommender systems are a vital tool that helps us to overcome the information overload problem. They are being used by most e-commerce web sites and attract the interest of a broad scientific community. A recommender system uses data on…

信息检索 · 计算机科学 2017-02-22 Fei Yu , An Zeng , Sebastien Gillard , Matus Medo

In this paper we consider the limiting case of neural networks (NNs) architectures when the number of neurons in each hidden layer and the number of hidden layers tend to infinity thus forming a continuum, and we derive approximation errors…

机器学习 · 计算机科学 2026-05-12 Christophe Prieur , Mircea Lazar , Bogdan Robu

With the prosperity of business intelligence, recommender systems have evolved into a new stage that we not only care about what to recommend, but why it is recommended. Explainability of recommendations thus emerges as a focal point of…

信息检索 · 计算机科学 2020-09-24 Guannan Liu , Liang Zhang , Junjie Wu , Xiao Fang

Recently, neural approaches to coherence modeling have achieved state-of-the-art results in several evaluation tasks. However, we show that most of these models often fail on harder tasks with more realistic application scenarios. In…

计算与语言 · 计算机科学 2019-09-04 Han Cheol Moon , Tasnim Mohiuddin , Shafiq Joty , Xu Chi

Modern society devotes a significant amount of time to digital interaction. Many of our daily actions are carried out through digital means. This has led to the emergence of numerous Artificial Intelligence tools that assist us in various…

信息检索 · 计算机科学 2023-10-12 Jorge Dueñas-Lerín , Raúl Lara-Cabrera , Fernando Ortega , Jesús Bobadilla

Recent success in training deep neural networks have prompted active investigation into the features learned on their intermediate layers. Such research is difficult because it requires making sense of non-linear computations performed by…

机器学习 · 计算机科学 2016-03-01 Yixuan Li , Jason Yosinski , Jeff Clune , Hod Lipson , John Hopcroft

Collaborative Filtering (CF) based recommendation methods have been widely studied, which can be generally categorized into two types, i.e., representation learning-based CF methods and matching function learning-based CF methods.…

信息检索 · 计算机科学 2021-04-13 Zi-Yuan Hu , Jin Huang , Zhi-Hong Deng , Chang-Dong Wang , Ling Huang , Jian-Huang Lai , Philip S. Yu

Deep neural networks use multiple layers of functions to map an object represented by an input vector progressively to different representations, and with sufficient training, eventually to a single score for each class that is the output…

机器学习 · 计算机科学 2022-09-02 Tin Kam Ho

Recently, recommender systems have been able to emit substantially improved recommendations by leveraging user-provided reviews. Existing methods typically merge all reviews of a given user or item into a long document, and then process…

信息检索 · 计算机科学 2020-01-14 Xin Dong , Jingchao Ni , Wei Cheng , Zhengzhang Chen , Bo Zong , Dongjin Song , Yanchi Liu , Haifeng Chen , Gerard de Melo

Dramatic appearance variation due to pose constitutes a great challenge in fine-grained recognition, one which recent methods using attention mechanisms or second-order statistics fail to adequately address. Modern CNNs typically lack an…

计算机视觉与模式识别 · 计算机科学 2018-09-12 Pei Guo , Ryan Farrell

In modern recommender systems, both users and items are associated with rich side information, which can help understand users and items. Such information is typically heterogeneous and can be roughly categorized into flat and hierarchical…

信息检索 · 计算机科学 2019-07-23 Tianqiao Liu , Zhiwei Wang , Jiliang Tang , Songfan Yang , Gale Yan Huang , Zitao Liu

Complex categorical data is often hierarchically coupled with heterogeneous relationships between attributes and attribute values and the couplings between objects. Such value-to-object couplings are heterogeneous with complementary and…

机器学习 · 计算机科学 2020-07-28 Chengzhang Zhu , Longbing Cao , Jianping Yin

Fashion plays a pivotal role in society. Combining garments appropriately is essential for people to communicate their personality and style. Also different events require outfits to be thoroughly chosen to comply with underlying social…

计算机视觉与模式识别 · 计算机科学 2020-12-14 Lavinia De Divitiis , Federico Becattini , Claudio Baecchi , Alberto Del Bimbo

In this paper, we propose a very concise deep learning approach for collaborative filtering that jointly models distributional representation for users and items. The proposed framework obtains better performance when compared against…

信息检索 · 计算机科学 2015-02-17 Zhang Junlin , Cai Heng , Huang Tongwen , Xue Huiping

With the ever-growing volume of online information, recommender systems have been an effective strategy to overcome such information overload. The utility of recommender systems cannot be overstated, given its widespread adoption in many…

信息检索 · 计算机科学 2019-07-11 Shuai Zhang , Lina Yao , Aixin Sun , Yi Tay

Although deep learning has yielded impressive performance for face recognition, many studies have shown that different networks learn different feature maps: while some networks are more receptive to pose and illumination others appear to…

计算机视觉与模式识别 · 计算机科学 2017-02-16 Navaneeth Bodla , Jingxiao Zheng , Hongyu Xu , Jun-Cheng Chen , Carlos Castillo , Rama Chellappa

Learning high-quality feature embeddings efficiently and effectively is critical for the performance of web-scale machine learning systems. A typical model ingests hundreds of features with vocabularies on the order of millions to billions…

Interactive recommendation that models the explicit interactions between users and the recommender system has attracted a lot of research attentions in recent years. Most previous interactive recommendation systems only focus on optimizing…

信息检索 · 计算机科学 2019-03-20 Yong Liu , Yinan Zhang , Qiong Wu , Chunyan Miao , Lizhen Cui , Binqiang Zhao , Yin Zhao , Lu Guan

With the tremendous success of deep learning in visual tasks, the representations extracted from intermediate layers of learned models, that is, deep features, attract much attention of researchers. Previous empirical analysis shows that…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Qi Qian , Juhua Hu , Hao Li

Deep neural networks (DNN) have achieved great success in the recommender systems (RS) domain. However, to achieve remarkable performance, DNN-based recommender models often require numerous parameters, which inevitably bring redundant…

信息检索 · 计算机科学 2021-12-03 Yang Sun , Fajie Yuan , Min Yang , Alexandros Karatzoglou , Shen Li , Xiaoyan Zhao