Hme: A hyperbolic metric embedding approach for next-poi recommendation

S Feng, LV Tran, G Cong, L Chen, J Li… - Proceedings of the 43rd …, 2020 - dl.acm.org
With the increasing popularity of location-aware social media services, next-Point-of-Interest
(POI) recommendation has gained significant research interest. The key challenge of next …

Alleviating data sparsity problem in time-aware recommender systems using a reliable rating profile enrichment approach

S Ahmadian, N Joorabloo, M Jalili… - Expert Systems with …, 2022 - Elsevier
Recommender systems use intelligent algorithms to learn a user's preferences and provide
them relevant suggestions. Lack of sufficient ratings–also known as data sparsity problem …

Self-supervised representation learning for geographical data—A systematic literature review

P Corcoran, I Spasić - ISPRS International Journal of Geo-Information, 2023 - mdpi.com
Self-supervised representation learning (SSRL) concerns the problem of learning a useful
data representation without the requirement for labelled or annotated data. This …

Deep trajectory recovery with fine-grained calibration using kalman filter

J Wang, N Wu, X Lu, WX Zhao… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
With the development of location-acquisition technologies, there are a huge number of
mobile trajectories generated and accumulated in a variety of domains. However, due to the …

Self-supervised contrastive representation learning for large-scale trajectories

S Li, W Chen, B Yan, Z Li, S Zhu, Y Yu - Future Generation Computer …, 2023 - Elsevier
Trajectory representation learning aims to embed trajectory sequences into fixed-length
vector representations while preserving their original spatio-temporal feature proximity …

From motion activity to geo-embeddings: Generating and exploring vector representations of locations, traces and visitors through large-scale mobility data

A Crivellari, E Beinat - ISPRS International Journal of Geo-Information, 2019 - mdpi.com
The rapid growth of positioning technology allows tracking motion between places, making
trajectory recordings an important source of information about place connectivity, as they …

MARC: a robust method for multiple-aspect trajectory classification via space, time, and semantic embeddings

L May Petry, C Leite Da Silva, A Esuli… - International Journal …, 2020 - Taylor & Francis
The increasing popularity of Location-Based Social Networks (LBSNs) and the semantic
enrichment of mobility data in several contexts in the last years has led to the generation of …

Anomalous trajectory detection using recurrent neural network

L Song, R Wang, D **ao, X Han, Y Cai… - Advanced Data Mining and …, 2018 - Springer
Anomalous trajectory detection which plays an important role in taxi fraud detection and
trajectory data preprocessing is a crucial task in trajectory mining fields. Traditional …

Location data analytics in the business value chain: A systematic literature review

LE Ferro-Díez, NM Villegas, J Díaz-Cely - IEEE Access, 2020 - ieeexplore.ieee.org
Context information has become a significant asset to optimize the value obtained from
information systems. Location is an important type of context information that refers to the …

An attention-based spatiotemporal GGNN for next POI recommendation

Q Li, X Xu, X Liu, Q Chen - IEEE Access, 2022 - ieeexplore.ieee.org
The task of Point-of-Interest (POI) recommendation is to recommend the next interest
locations for users. Gated Graph Neural Network (GGNN) has been proved to be effective on …