OOIR: Observatory of International Research

Papers

(The TQCC of International Journal of Geographical Information Science is 8. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-09-01 to 2025-09-01.)

Article	Citations
GPU-accelerated parallel all-pair shortest path routing within stochastic road networks	105
Scene-GCN: a time-series prediction method in complex monitoring environments through spatial–temporal knowledge graph (ST-KG)	93
Capturing spatial heterogeneity of population-level human mobility via a prior-guided graph neural network	69
Permutation entropy-based quantification for joint effect of gestalt principles on grouping segments of cross-curves	58
There’s no best model! Addressing limitations of land-use scenario modelling through multi-model ensembles	48
Incorporating multimodal context information into traffic speed forecasting through graph deep learning	47
Geospatial foundation models for image analysis: evaluating and enhancing NASA-IBM Prithvi’s domain adaptability	45
A probabilistic framework with the gradient-based method for multi-objective land use optimization	43
Reasoning over higher-order qualitative spatial relations via spatially explicit neural networks	43
Predicting short-term PM _2.5 concentrations at fine temporal resolutions using a multi-branch temporal graph convolutional neural network	42
STAGE: a spatiotemporal-knowledge enhanced multi-task generative adversarial network (GAN) for trajectory generation	41
A hierarchical deep reinforcement learning method for solving urban route planning problems under large-scale customers and real-time traffic conditions	39
The influence of uncertainty visualization on cognitive load in a safety- and time-critical decision-making task	39
A novel approach for cluster detection in trajectory data with low cluster-to-noise density ratio	38
Fine-grained geographic named entity recognition with few-shot learning	36
Children’s walking to urban services: an analysis of pedestrian access to social infrastructures and its relationship with land use	36
A mobile phone-based multilevel localization framework for field scenes	35
A linearization for stable and fast geographically weighted Poisson regression	35
A streamlined approach to uncertainty and sensitivity analysis for models with spatial outputs with an example from geodiversity assessment	34
A new two-step estimation approach for retrieving surface urban heat island intensity and footprint based on urban-rural temperature gradients	33
HMLPA: a hierarchical multi-target LPA pathfinding algorithm designed for dynamic indoor path network	32
MNCD-KE: a novel framework for simultaneous attribute- and interaction-based geographical regionalization	32
Simplification of contour lines, based on axial splines, with high-quality results	29
Next location prediction using heterogeneous graph-based fusion network with physical and social awareness	29
Efficient matrix algebra encoding for urban solar irradiation simulation: fine-grid ground-level estimation with vector data	29

Exploring geospatial digital twins: a novel panorama-based method with enhanced representation of virtual geographic scenes in Virtual Reality (VR)	28
An explainable spatial interpolation method considering spatial stratified heterogeneity	28
Decision making under uncertainty: increasing the impact of public Participatory GIS	28
Statistical tests for the local spatial variance	27
A multi-hierarchical method to extract spatial network structures from large-scale origin-destination flow data	26
GeoFM: how will geo-foundation models reshape spatial data science and GeoAI?	26
A backfitting maximum likelihood estimator for hierarchical and geographically weighted regression modelling, with a case study of house prices in Beijing	25
Discovering source areas of disease outbreaks based on ring-shaped hotspot detection in road network space	25
Trend surface analysis of geographic flows	25
Simulation of urban perforation after random vacant plot generation: application of the thinning point process	25
Filling gaps of cartographic polylines by using an encoder–decoder model	24
Vision-HD: road change detection and registration using images and high-definition maps	24
Lane extraction from trajectories at road intersections based on Graph Transformer Network	24
Online map-matching assisted by object-based classification of driving scenario	23
Toward urban traffic scenarios and more: a spatio-temporal analysis empowered low-rank tensor completion method for data imputation	22
Automatic measurement of building setbacks and streetscape widths and their spatial variability along streets and in plots: integration of streetscape skeletons and plot geometry	22
Dynamic mode decomposition and short-time prediction of PM _2.5 using the graph Neural Koopman network	21
On ignoring the heterogeneity in spatial autocorrelation: consequences and solutions	20
Enhancing drive-by sensing power in urban hotspots through multi-objective vehicle selection optimization	18
Detecting road network errors from trajectory data with partial map matching and bidirectional recurrent neural network model	18
A topography-aware approach to the automatic generation of urban road networks	18
Efficient cell navigation methods and applications of an aperture 4 hexagonal discrete global grid system	18
Developing an integrated approach to validate 3D ownership spaces in complex multistorey buildings	18
Predicting crowd flows via compressed sensing with spatial heterogeneity: an efficient GeoAI framework	17
A reinforcement learning-based routing algorithm for large street networks	17
Exploring the vertical dimension of street view image based on deep learning: a case study on lowest floor elevation estimation	17
Polycenter: fast and precise polygon center identification for GIS and beyond	16
A matrix factorization model with local and global consistency for flow prediction in bike-sharing systems	16
A multi-view bidirectional spatiotemporal graph network for urban traffic flow imputation	16
Uncertainty analysis of geodata derived from digital map processing	16
Enhanced scan statistic with tightened window for detecting irregularly shaped hotspots	16
An entity alignment approach coupling NGBoost and SHAP for constructing spatio-temporal evolution knowledge graph from historical atlases	16
SEMINT: an LLM-empowered long-term vessel trajectory prediction framework	16
Explainable artificial intelligence approach for road network selection based on a neural additive model	15
Integrating hydrological knowledge into deep learning for DEM super-resolution	15
Discovering co-location patterns in multivariate spatial flow data	15
Fractal evolution of urban street networks in form and structure: a case study of Hong Kong	15
Geospatiality: the effect of topics on the presence of geolocation in English text data	15
Addressing the fixed effects in gravity model based on higher-order origin-destination pairs	15
A hexagon-based method for polygon generalization using morphological operators	14
Extracting geographic relations from large social media text data	14
STICC: a multivariate spatial clustering method for repeated geographic pattern discovery with consideration of spatial contiguity	14
Multi-agent reinforcement learning to unify order-matching and vehicle-repositioning in ride-hailing services	13
Efficient inference of large-scale air quality using a lightweight ensemble predictor	13
SIMPLINET: a transmission network simplification method for spatiotemporal epidemic modelling	13
Analytically articulating the effect of buffer size on urban green space exposure measures	13
Scheduling distributed multiway spatial join queries: optimization models and algorithms	13
A skeleton extraction method for large-scale spatial interaction networks considering spatial distribution characteristics	12
Deconstructing rurality to better “place” health data	12
Exploring the integration of auxiliary modal information from remote sensing images for DEM super-resolution	12

Visit probability and accessibility within space–time prism of activity program	12
Foundation models for geospatial reasoning: assessing the capabilities of large language models in understanding geometries and topological spatial relations	11
A cost-effective algorithm for calibrating multiscale geographically weighted regression models	11
Alleviating the resolution limit problem in spatial community detection: a local network structure-based method	11
Unsupervised domain adaptation for cross-style, cross-year land use understanding from historical maps	11
A multi-glimpse deep learning architecture to estimate socioeconomic census metrics in the context of extreme scope variance	10
A narrative analysis of the 2SFCA and i2SFCA methods	10
Estimating urban noise along road network from street view imagery	10
An evaluation of geo-located Twitter data for measuring human migration	10
Micromobility systems and disease transmission: a spatially explicit agent-based approach	10
A local encryption method for large-scale vector maps based on spatial hierarchical index and 4D hyperchaotic system	10
Is the radial distance really a distance? An analysis of its properties and interest for the matching of polygon features	10
A structural catalogue of the settlement morphology in refugee and IDP camps	10
Scalable spatio-temporal autoregressive modeling by designing equivalent graph convolutional neural networks	10
How good is TanDEM-X 50 m forest/non-forest map? Product validation using temporally corrected geo-browser supplied imagery through Collect Earth	10
Multiscale cooperative optimization in multiscale geographically weighted regression models	10
Global GNSS PDOP calculation method based on hexagonal discrete grid	10
Measuring accessibility of hierarchical healthcare facilities from the spatio-sentimental perspective	9
Geographically and temporally weighted co-location quotient: an analysis of spatiotemporal crime patterns in greater Manchester	9
HiPerMovelets: high-performance movelet extraction for trajectory classification	9
Deriving map images of generalised mountain roads with generative adversarial networks	9
Observing the dynamic community structure of urban travel networks based on navigation data	9
A novel aggregation strategy for producing population density surfaces using poll tax data: the case of Vyborg in 1880	9
On the local modeling of count data: multiscale geographically weighted Poisson regression	9
A learning-based parallel geocomputation engine for heterogeneous spatial domain	9
MapReader: a framework for learning a visual language model for map analysis	9
Urban traffic flow prediction: a dynamic temporal graph network considering missing values	9
Identifying dynamic functions of urban areas with a multi-temporal collaborative graph neural network model	9
Automatic sketch map creation from labeled planar graph	9
Accurate three-dimensional mapping for detecting shaded urban sidewalks and assessing tree canopy coverage	9
GeoAI in urban analytics	9
Fuzzy Bayesian inference for mapping vague and place-based regions: a case study of sectarian territory	8
Detecting synthetic population bias using a spatially-oriented framework and independent validation data	8
GALLOC: a GeoAnnotator for Labeling LOCation descriptions from disaster-related text messages	8
A general characterisation of space-time prisms with spatial anchor uncertainty	8
Act2Loc: a synthetic trajectory generation method by combining machine learning and mechanistic models	8
Differential effects of data omissions and positional errors on the minimum acceptable geocoding hit rate	8
GANmapper: geographical data translation	8
Hexagon-based adaptive hierarchies for efficient point-in-spherical-polygon tests on GPUs	8
Urban-EPR: a universal model for simulating individual human mobility within intra-urban areas	8
Enhancing the accessibility of regionalization techniques through large language models: a case study in conversational agent guidance	8
An efficient and precise multi-candidate viewpoint filtering algorithm for terrain viewshed selection	8
A Siamese neural network for learning the similarity metrics of linear features	8