no code implementations • 25 Jul 2024 • Yatao Zhang, Yi Wang, Song Gao, Martin Raubal
This study proposes a novel context-aware knowledge graph (CKG) framework to enhance traffic speed forecasting by effectively modeling spatial and temporal contexts.
no code implementations • 1 May 2024 • Rushan Wang, Yanan Xin, Yatao Zhang, Fernando Perez-Cruz, Martin Raubal
The results showcase the effectiveness of counterfactual explanations in revealing traffic patterns learned by deep learning models, showing its potential for interpreting black-box deep learning models used for spatiotemporal predictions in general.
no code implementations • 20 Nov 2023 • Ye Hong, Yanan Xin, Simon Dirmeier, Fernando Perez-Cruz, Martin Raubal
Deep neural networks are increasingly utilized in mobility prediction tasks, yet their intricate internal workings pose challenges for interpretability, especially in comprehending how various aspects of mobility behavior affect predictions.
1 code implementation • 26 Oct 2023 • Nina Wiedemann, Ourania Kounadi, Martin Raubal, Krzysztof Janowicz
Concerns about data privacy are omnipresent, given the increasing usage of digital applications and their underlying business model that includes selling user data.
1 code implementation • 11 Aug 2023 • Alexander Timans, Nina Wiedemann, Nishant Kumar, Ye Hong, Martin Raubal
We compare two epistemic and two aleatoric UQ methods on both temporal and spatio-temporal transfer tasks, and find that meaningful uncertainty estimates can be recovered.
1 code implementation • 30 May 2023 • Ye Hong, Emanuel Stüdeli, Martin Raubal
While studies have acknowledged the benefits of incorporating geospatial context information into travel mode detection models, few have summarized context modeling approaches and analyzed the significance of these context features, hindering the development of an efficient model.
no code implementations • 25 Mar 2023 • Dominik J. Mühlematter, Nina Wiedemann, Yanan Xin, Martin Raubal
In particular, we compare the spatially-implicit Random Forest model with spatially-aware methods for predicting average monthly per-station demand.
3 code implementations • 4 Dec 2022 • Ye Hong, Yatao Zhang, Konrad Schindler, Martin Raubal
Accurate activity location prediction is a crucial component of many mobility applications and is particularly required to develop personalized, sustainable transportation systems.
no code implementations • 18 Oct 2022 • Yanan Xin, Natasa Tagasovska, Fernando Perez-Cruz, Martin Raubal
Particularly, the transportation sector would benefit from the progress in AI and advance the development of intelligent transportation systems.
no code implementations • 14 Oct 2022 • Lorenzo Nespoli, Nina Wiedemann, Esra Suel, Yanan Xin, Martin Raubal, Vasco Medici
Deploying real-time control on large-scale fleets of electric vehicles (EVs) is becoming pivotal as the share of EVs over internal combustion engine vehicles increases.
1 code implementation • 8 Oct 2022 • Ye Hong, Henry Martin, Martin Raubal
Predicting the next visited location of an individual is a key problem in human mobility analysis, as it is required for the personalization and optimization of sustainable transport options.
1 code implementation • 31 Mar 2022 • Christian Eichenberger, Moritz Neun, Henry Martin, Pedro Herruzo, Markus Spanring, Yichao Lu, Sungbin Choi, Vsevolod Konyakhin, Nina Lukashina, Aleksei Shpilman, Nina Wiedemann, Martin Raubal, Bo wang, Hai L. Vu, Reza Mohajerpoor, Chen Cai, Inhi Kim, Luca Hermes, Andrew Melnik, Riza Velioglu, Markus Vieth, Malte Schilling, Alabi Bojesomo, Hasan Al Marzouqi, Panos Liatsis, Jay Santokhi, Dylan Hillier, Yiming Yang, Joned Sarwar, Anna Jordan, Emil Hewage, David Jonietz, Fei Tang, Aleksandra Gruca, Michael Kopp, David Kreil, Sepp Hochreiter
The IARAI Traffic4cast competitions at NeurIPS 2019 and 2020 showed that neural networks can successfully predict future traffic conditions 1 hour into the future on simply aggregated GPS probe data in time and space bins.
1 code implementation • 27 Oct 2021 • Nina Wiedemann, Martin Raubal
With the performance on the traffic4cast test data and further experiments on a validation set it is shown that patch-wise prediction indeed improves accuracy.
no code implementations • 19 Feb 2021 • Nishant Kumar, Martin Raubal
In this survey, we present the current state of deep learning applications in the tasks related to detection, prediction, and alleviation of congestion.