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相关论文: Category-Aware Location Embedding for Point-of-Int…

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Human mobility data accumulated from Point-of-Interest (POI) check-ins provides great opportunity for user behavior understanding. However, data quality issues (e.g., geolocation information missing, unreal check-ins, data sparsity) in…

机器学习 · 计算机科学 2022-01-03 Dongbo Xi , Fuzhen Zhuang , Yanchi Liu , Jingjing Gu , Hui Xiong , Qing He

Recommendation problems with large numbers of discrete items, such as products, webpages, or videos, are ubiquitous in the technology industry. Deep neural networks are being increasingly used for these recommendation problems. These models…

机器学习 · 计算机科学 2019-07-11 Manas R. Joglekar , Cong Li , Jay K. Adams , Pranav Khaitan , Quoc V. Le

We introduce a new method for category-level pose estimation which produces a distribution over predicted poses by integrating 3D shape estimates from a generative object model with segmentation information. Given an input depth-image of an…

计算机视觉与模式识别 · 计算机科学 2019-05-30 Benjamin Burchfiel , George Konidaris

Next Point-of-Interest (POI) recommendation is a longstanding problem across the domains of Location-Based Social Networks (LBSN) and transportation. Recent Recurrent Neural Network (RNN) based approaches learn POI-POI relationships in a…

信息检索 · 计算机科学 2020-10-15 Nicholas Lim , Bryan Hooi , See-Kiong Ng , Xueou Wang , Yong Liang Goh , Renrong Weng , Jagannadan Varadarajan

Sequential self-attention models usually rely on additive positional embeddings, which inject positional information into item representations at the input. In the absence of positional signals, the attention block is…

信息检索 · 计算机科学 2026-02-25 Timur Nabiev , Evgeny Frolov

In humans and other animals, category learning enhances discrimination between stimuli close to the category boundary. This phenomenon, called categorical perception, was also empirically observed in artificial neural networks trained on…

机器学习 · 计算机科学 2025-11-27 Laurent Bonnasse-Gahot , Jean-Pierre Nadal

Embedding index that enables fast approximate nearest neighbor(ANN) search, serves as an indispensable component for state-of-the-art deep retrieval systems. Traditional approaches, often separating the two steps of embedding learning and…

信息检索 · 计算机科学 2021-05-31 Han Zhang , Hongwei Shen , Yiming Qiu , Yunjiang Jiang , Songlin Wang , Sulong Xu , Yun Xiao , Bo Long , Wen-Yun Yang

Social media platforms enable users to share diverse types of information, including geolocation data that captures their movement patterns. Such geolocation data can be leveraged to reconstruct the trajectory of a user's visited Points of…

数据库 · 计算机科学 2024-09-23 Sara Jarrad , Hubert Naacke , Stephane Gancarski

Knowledge discovery from GPS trajectory data is an important topic in several scientific areas, including data mining, human behavior analysis, and user modeling. This paper proposes a task that assigns personalized visited-POIs. Its goal…

计算机与社会 · 计算机科学 2019-12-04 Jun Suzuki , Yoshihiko Suhara , Hiroyuki Toda , Kyosuke Nishida

Advancing large language models (LLMs) for the next point-of-interest (POI) recommendation task faces two fundamental challenges: (i) although existing methods produce semantic IDs that incorporate semantic information, their topology-blind…

信息检索 · 计算机科学 2026-03-13 Peibo Li , Shuang Ao , Hao Xue , Yang Song , Maarten de Rijke , Johan Barthélemy , Tomasz Bednarz , Flora D. Salim

Point of interest (POI) recommendation can play a pivotal role in enriching tourists' experiences by suggesting context-dependent and preference-matching locations and activities, such as restaurants, landmarks, itineraries, and cultural…

信息检索 · 计算机科学 2026-05-28 Alejandro Bellogín , Linus W. Dietz , Francesco Ricci , Pablo Sánchez

We present a generic and flexible module that encodes region proposals by both their intrinsic features and the extrinsic correlations to the others. The proposed non-local region of interest (NL-RoI) can be seamlessly adapted into…

计算机视觉与模式识别 · 计算机科学 2018-11-27 Shou-Yao Roy Tseng , Hwann-Tzong Chen , Shao-Heng Tai , Tyng-Luh Liu

With the explosive growth of Internet data, users are facing the problem of information overload, which makes it a challenge to efficiently obtain the required resources. Recommendation systems have emerged in this context. By filtering…

信息检索 · 计算机科学 2024-10-22 Wenyi Liu , Rui Wang , Yuanshuai Luo , Jianjun Wei , Zihao Zhao , Junming Huang

Next Point-of-Interest (POI) recommendation is a critical task in location-based services, aiming to predict users' next visits based on their check-in histories. While many existing methods leverage Graph Neural Networks (GNNs) to…

信息检索 · 计算机科学 2025-06-13 Yu Lei , Limin Shen , Zhu Sun , Tiantian He , Yew-Soon Ong

With the advent of GPS enabled smartphones, an increasing number of users is actively sharing their location through a variety of applications and services. Along with the continuing growth of Location-Based Social Networks (LBSNs),…

密码学与安全 · 计算机科学 2015-03-24 Luca Rossi , Matthew J. Williams , Christoph Stich , Mirco Musolesi

Person re identification is a challenging retrieval task that requires matching a person's acquired image across non overlapping camera views. In this paper we propose an effective approach that incorporates both the fine and coarse pose…

计算机视觉与模式识别 · 计算机科学 2018-04-03 M. Saquib Sarfraz , Arne Schumann , Andreas Eberle , Rainer Stiefelhagen

The human visual system contains a hierarchical sequence of modules that take part in visual perception at superordinate, basic, and subordinate categorization levels. During the last decades, various computational models have been proposed…

计算机视觉与模式识别 · 计算机科学 2021-02-11 Fatemeh Sharifizadeh , Mohammad Ganjtabesh , Abbas Nowzari-Dalini

We tackle the challenge of feature embedding for the purposes of improving the click-through rate prediction process. We select three models: logistic regression, factorization machines and deep factorization machines, as our baselines and…

机器学习 · 计算机科学 2022-09-21 Samo Pahor , Davorin Kopič , Jure Demšar

Next Point-of-Interest (POI) prediction is a fundamental task in location-based services, especially critical for large-scale navigation platforms like AMAP that serve billions of users across diverse lifestyle scenarios. While recent POI…

信息检索 · 计算机科学 2026-02-12 Fangye Wang , Haowen Lin , Yifang Yuan , Siyuan Wang , Xiaojiang Zhou , Song Yang , Pengjie Wang

This paper presents a test collection for contextual point of interest (POI) recommendation in a narrative-driven scenario. There, user history is not available, instead, user requests are described in natural language. The requests in our…

信息检索 · 计算机科学 2021-05-20 Jafar Afzali , Aleksander Mark Drzewiecki , Krisztian Balog