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Deep Neural Networks (DNNs) demonstrate remarkable capabilities in learning complex hierarchical data representations, but the nature of these representations remains largely unknown. Existing global explainability methods, such as Network…

Machine Learning · Computer Science 2024-01-19 Kirill Bykov , Laura Kopf , Shinichi Nakajima , Marius Kloft , Marina M. -C. Höhne

Specifying complex task behaviours while ensuring good robot performance may be difficult for untrained users. We study a framework for users to specify rules for acceptable behaviour in a shared environment such as industrial facilities.…

Robotics · Computer Science 2019-07-25 Nils Wilde , Dana Kulic , Stephen L. Smith

In this paper, we present preliminary results on the use of deep learning techniques to integrate the users self-body and other participants into a head-mounted video see-through augmented virtuality scenario. It has been previously shown…

Computer Vision and Pattern Recognition · Computer Science 2020-01-03 Pierre-Olivier Pigny , Lionel Dominjon

Post-click conversion rate (CVR) prediction is an essential task for discovering user interests and increasing platform revenues in a range of industrial applications. One of the most challenging problems of this task is the existence of…

Machine Learning · Computer Science 2022-11-15 Quanyu Dai , Haoxuan Li , Peng Wu , Zhenhua Dong , Xiao-Hua Zhou , Rui Zhang , Rui zhang , Jie Sun

Most cognitive architectures rely on discrete representation, both in space (e.g., objects) and in time (e.g., events). However, a robot interaction with the world is inherently continuous, both in space and in time. The segmentation of the…

Robotics · Computer Science 2016-11-25 Bruno Nery , Rodrigo Ventura

Nowadays, neural network (NN) and deep learning (DL) techniques are widely adopted in many applications, including recommender systems. Given the sparse and stochastic nature of collaborative filtering (CF) data, recent works have…

Information Retrieval · Computer Science 2024-07-03 Giuseppe Serra , Peter Tino , Zhao Xu , Xin Yao

Domain adaptation for semantic image segmentation is very necessary since manually labeling large datasets with pixel-level labels is expensive and time consuming. Existing domain adaptation techniques either work on limited datasets, or…

Computer Vision and Pattern Recognition · Computer Science 2019-04-25 Yunsheng Li , Lu Yuan , Nuno Vasconcelos

Learning concepts that are consistent with human perception is important for Deep Neural Networks to win end-user trust. Post-hoc interpretation methods lack transparency in the feature representations learned by the models. This work…

Computer Vision and Pattern Recognition · Computer Science 2021-05-25 Sandareka Wickramanayake , Wynne Hsu , Mong Li Lee

Recent years have witnessed a widespread increase of interest in network representation learning (NRL). By far most research efforts have focused on NRL for homogeneous networks like social networks where vertices are of the same type, or…

Social and Information Networks · Computer Science 2020-03-25 Ming Gao , Xiangnan He , Leihui Chen , Tingting Liu , Jinglin Zhang , Aoying Zhou

Learning visual representations from observing actions to benefit robot visuo-motor policy generation is a promising direction that closely resembles human cognitive function and perception. Motivated by this, and further inspired by…

Because implicit user feedback for the collaborative filtering (CF) models is biased toward popular items, CF models tend to yield recommendation lists with popularity bias. Previous studies have utilized inverse propensity weighting (IPW)…

Information Retrieval · Computer Science 2023-05-23 Jae-woong Lee , Seongmin Park , Mincheol Yoon , Jongwuk Lee

Modern neural collaborative filtering techniques are critical to the success of e-commerce, social media, and content-sharing platforms. However, despite technical advances -- for every new application domain, we need to train an NCF model…

Information Retrieval · Computer Science 2023-10-02 Junting Wang , Adit Krishnan , Hari Sundaram , Yunzhe Li

Algorithm selection using Metalearning aims to find mappings between problem characteristics (i.e. metafeatures) with relative algorithm performance to predict the best algorithm(s) for new datasets. Therefore, it is of the utmost…

Information Retrieval · Computer Science 2018-09-18 Tiago Cunha , Carlos Soares , André C. P. L. F. de Carvalho

Adaptive learning is an area of educational technology that consists in delivering personalized learning experiences to address the unique needs of each learner. An important subfield of adaptive learning is learning path personalization:…

Machine Learning · Computer Science 2023-05-12 Jean Vassoyan , Jill-Jênn Vie , Pirmin Lemberger

Learning meaningful representations of data is an important aspect of machine learning and has recently been successfully applied to many domains like language understanding or computer vision. Instead of training a model for one specific…

Machine Learning · Computer Science 2021-06-16 Peter Pfeiffer , Johannes Lahann , Peter Fettke

A key challenge in complex visuomotor control is learning abstract representations that are effective for specifying goals, planning, and generalization. To this end, we introduce universal planning networks (UPN). UPNs embed differentiable…

Machine Learning · Computer Science 2018-04-05 Aravind Srinivas , Allan Jabri , Pieter Abbeel , Sergey Levine , Chelsea Finn

This study introduces an adaptive user interface generation technology, emphasizing the role of Human-Computer Interaction (HCI) in optimizing user experience. By focusing on enhancing the interaction between users and intelligent systems,…

Human-Computer Interaction · Computer Science 2024-12-24 Qi Sun , Yayun Xue , Zhijun Song

For the most comfortable, human-aware robot navigation, subjective user preferences need to be taken into account. This paper presents a novel reinforcement learning framework to train a personalized navigation controller along with an…

Robotics · Computer Science 2022-10-05 Jorge de Heuvel , Nathan Corral , Lilli Bruckschen , Maren Bennewitz

Understanding user interests is crucial for Click-Through Rate (CTR) prediction tasks. In sequential recommendation, pre-training from user historical behaviors through self-supervised learning can better comprehend user dynamic…

Information Retrieval · Computer Science 2024-07-30 Ruidong Han , Qianzhong Li , He Jiang , Rui Li , Yurou Zhao , Xiang Li , Wei Lin

In large-scale industrial e-commerce, the efficiency of an online recommendation system is crucial in delivering highly relevant item/content advertising that caters to diverse business scenarios. However, most existing studies focus solely…

Information Retrieval · Computer Science 2023-10-25 Minfang Lu , Yuchen Jiang , Huihui Dong , Qi Li , Ziru Xu , Yuanlin Liu , Lixia Wu , Haoyuan Hu , Han Zhu , Yuning Jiang , Jian Xu , Bo Zheng