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Improving human mobility identification with trajectory augmentation

期刊: GEOINFORMATICA, 2021; 25 (3)

Many location-based social networks (LBSNs) applications such as customized Point-Of-Interest (POI) recommendation, preference-based trip planning, tr......

From reanalysis to satellite observations: gap-filling with imbalanced learning

期刊: GEOINFORMATICA, ; ()

Increasing the spatial coverage and temporal resolution of Earth surface monitoring can significantly improve forecasting or monitoring capabilities i......

Query the trajectory based on the precise track: a Bloom filter-based approach

期刊: GEOINFORMATICA, ; ()

Fast and precise querying in a given set of trajectory points is an important issue of trajectory query. Typically, there are massive trajectory data ......

Hidden Markov map matching based on trajectory segmentation with heading homogeneity

期刊: GEOINFORMATICA, 2021; 25 (1)

Map matching is to locate GPS trajectories onto the road networks, which is an important preprocessing step for many applications based on GPS traject......

Joint hyperspectral unmixing for urban computing

期刊: GEOINFORMATICA, 2020; 24 (1)

Recently, many methods for hyperspectral unmixing have been proposed. These methods are often based on nonnegative matrix factorization (NMF), which n......

An innovative multi-label learning based algorithm for city data computing

期刊: GEOINFORMATICA, 2020; 24 (1)

Investigating correlation between example features and example labels is essential to the solving of classification problems. However, identification ......

Two-sided online bipartite matching in spatial data: experiments and analysis

期刊: GEOINFORMATICA, 2020; 24 (1)

With the rapid development of sharing economy and mobile Internet in recent years, a wide range of applications of the Two-sidedOnlineBipartiteMatchin......

Multi-skill aware task assignment in real-time spatial crowdsourcing

期刊: GEOINFORMATICA, 2020; 24 (1)

With the development of mobile Internet and the prevalence of sharing economy, spatial crowdsourcing (SC) is becoming more and more popular and attrac......

Annotating semantic tags of locations in location-based social networks

期刊: GEOINFORMATICA, 2020; 24 (1)

Location-based social networks (LBSNs) have become popular platforms that allow users to share their check-in activities with friends. Annotating sema......

Preference-aware sequence matching for location-based services

期刊: GEOINFORMATICA, 2020; 24 (1)

Sequantial data are important in many real world location based services. In this paper, we study the problem of sequence matching. Specifically, we w......

Spatial keyword search: a survey

期刊: GEOINFORMATICA, 2020; 24 (1)

Spatial keyword search has been playing an indispensable role in personalized route recommendation and geo-textual information retrieval. In this ligh......

Collective spatial keyword search on activity trajectories

期刊: GEOINFORMATICA, 2020; 24 (1)

Collective spatial keyword query (CSKQ) is one of the most useful spatial queries in location-based service systems. Although the availability of larg......

ITISS: an efficient framework for querying big temporal data

期刊: GEOINFORMATICA, 2020; 24 (1)

In the real word, temporal data can be found in many applications, and it is rapidly increasing nowadays. It is urgently important and challenging to ......

(SR)-R-2-tree: a pivot-based indexing structure for semantic-aware spatial keyword search

期刊: GEOINFORMATICA, 2020; 24 (1)

Semantic-aware spatial keyword search is an important technique for digital map services. However, existing indexing and search methods have limited p......

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