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The use of recommender systems has increased dramatically to assist online social network users in the decision-making process and selecting appropriate items. On the other hand, due to many different items, users cannot score a wide range…

社会与信息网络 · 计算机科学 2020-09-11 Saman Forouzandeh , Mehrdad Rostami , Kamal Berahmand

Voice assistants such as Alexa, Siri, and Google Assistant have become increasingly popular worldwide. However, linguistic variations, variability of speech patterns, ambient acoustic conditions, and other such factors are often correlated…

信息检索 · 计算机科学 2022-03-01 Zhongkai Sun , Sixing Lu , Chengyuan Ma , Xiaohu Liu , Chenlei Guo

We describe a novel approach to explainable prediction of a continuous variable based on learning fuzzy weighted rules. Our model trains a set of weighted rules to maximise prediction accuracy and minimise an ontology-based 'semantic loss'…

人工智能 · 计算机科学 2022-08-29 Martin Glauer , Robert West , Susan Michie , Janna Hastings

Knowledge bases of real-world facts about entities and their relationships are useful resources for a variety of natural language processing tasks. However, because knowledge bases are typically incomplete, it is useful to be able to…

计算与语言 · 计算机科学 2017-03-09 Dat Quoc Nguyen , Kairit Sirts , Lizhen Qu , Mark Johnson

This study proposes a coupled velocity model (CVM) that establishes the relation between the orientation and velocity using their correlation, avoiding that the existing extended object tracking (EOT) models treat them as two independent…

系统与控制 · 电气工程与系统科学 2023-08-25 Zhifei Li , Yan Liang , Linfeng Xu

Entity matching (EM) refers to the problem of identifying pairs of data records in one or more relational tables that refer to the same entity in the real world. Supervised machine learning (ML) models currently achieve state-of-the-art…

数据库 · 计算机科学 2022-11-15 Renzhi Wu , Alexander Bendeck , Xu Chu , Yeye He

Distribution System State Estimation (DSSE) is becoming increasingly important with the integration of Distributed Energy Resources (DERs) and the active operation of distribution networks (DNs), but it remains challenging due to the…

最优化与控制 · 数学 2026-05-25 J. G. De la Varga , S. Pineda , A. Stratigakos , J. M. Morales

Recent studies have explored the use of pre-trained embeddings for speech emotion recognition (SER), achieving comparable performance to conventional methods that rely on low-level knowledge-inspired acoustic features. These embeddings are…

声音 · 计算机科学 2023-05-22 Tiantian Feng , Rajat Hebbar , Shrikanth Narayanan

Multi-task learning (MTL) has gained significant popularity in recommender systems as it enables simultaneous optimization of multiple objectives. A key challenge in MTL is negative transfer, but existing studies explored negative transfer…

信息检索 · 计算机科学 2024-01-09 Liangcai Su , Junwei Pan , Ximei Wang , Xi Xiao , Shijie Quan , Xihua Chen , Jie Jiang

In medical risk modeling, typical data are "scarce": they have relatively small number of training instances (N), censoring, and high dimensionality (M). We show that the problem may be effectively simplified by reducing it to bipartite…

机器学习 · 计算机科学 2012-01-31 Marina Sapir

In recent years, neural networks and other complex models have dominated recommender systems, often setting new benchmarks for state-of-the-art performance. Yet, despite these advancements, award-winning research has demonstrated that…

信息检索 · 计算机科学 2026-04-20 Pedro R. Pires , Rafael T. Sereicikas , Gregorio F. Azevedo , Tiago A. Almeida

Model fairness is becoming important in class-incremental learning for Trustworthy AI. While accuracy has been a central focus in class-incremental learning, fairness has been relatively understudied. However, naively using all the samples…

机器学习 · 计算机科学 2025-12-30 Jaeyoung Park , Minsu Kim , Steven Euijong Whang

This paper introduces the Beta distribution as a novel technique to weight direct and indirect trust and assessing the risk in wireless sensor networks. This paper also reviews the trust factors, which play a major role in building trust in…

密码学与安全 · 计算机科学 2014-10-14 Mohammad Momani , Maen Takruri , Rami Al-Hmouz

The last years have seen a growing interest in collaborative systems like electronic marketplaces and P2P file sharing systems where people are intended to interact with other people. Those systems, however, are subject to security and…

计算机与社会 · 计算机科学 2012-03-09 Antonino Simone , Boris Skoric , Nicola Zannone

Item categorization is a machine learning task which aims at classifying e-commerce items, typically represented by textual attributes, to their most suitable category from a predefined set of categories. An accurate item categorization…

机器学习 · 计算机科学 2021-10-25 Yonatan Hadar , Erez Shmueli

As autonomous systems such as drones, become increasingly deployed in high-stakes, human-centric domains, it is critical to evaluate the ethical alignment since failure to do so imposes imminent danger to human lives, and long term bias in…

人工智能 · 计算机科学 2026-03-12 Anjali Parashar , Yingke Li , Eric Yang Yu , Fei Chen , James Neidhoefer , Devesh Upadhyay , Chuchu Fan

Ensuring data trustworthiness within individual edge nodes while facilitating collaborative data processing poses a critical challenge in edge computing systems (ECS), particularly in resource-constrained scenarios such as autonomous…

分布式、并行与集群计算 · 计算机科学 2025-04-15 Hongyang Li , Caesar Wu , Mohammed Chadli , Said Mammar , Pascal Bouvry

Modeling long-range dependencies in sequential data is a crucial step in sequence learning. A recently developed model, the Structured State Space (S4), demonstrated significant effectiveness in modeling long-range sequences. However, It is…

机器学习 · 计算机科学 2024-03-27 Jiqun Chu , Zuoquan Lin

Given a robust model trained to be resilient to one or multiple types of distribution shifts (e.g., natural image corruptions), how is that "robustness" encoded in the model weights, and how easily can it be disentangled and/or "zero-shot"…

机器学习 · 计算机科学 2023-02-27 Ruisi Cai , Zhenyu Zhang , Zhangyang Wang

The development of efficient exact and approximate algorithms for probabilistic inference is a long-standing goal of artificial intelligence research. Whereas substantial progress has been made in dealing with purely discrete or purely…

人工智能 · 计算机科学 2024-10-23 Giuseppe Spallitta , Gabriele Masina , Paolo Morettin , Andrea Passerini , Roberto Sebastiani