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Related papers: OpenTraj: Assessing Prediction Complexity in Human…

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Context: Predicting human trajectories is crucial for the safety and reliability of autonomous systems, such as automated vehicles and mobile robots. However, rigorously testing the underlying multimodal Human Trajectory Prediction (HTP)…

Software Engineering · Computer Science 2025-10-31 Helge Spieker , Nadjib Lazaar , Arnaud Gotlieb , Nassim Belmecheri

There is no single universally accepted definition of "Complexity". There are several perspectives on complexity and what constitutes complex behaviour or complex systems, as opposed to regular, predictable behaviour and simple systems. In…

Data Analysis, Statistics and Probability · Physics 2018-01-17 Nithin Nagaraj , Karthi Balasubramanian

Trail running is an endurance sport in which athletes face severe physical challenges. Due to the growing number of participants, the organization of limited staff, equipment, and medical support in these races now plays a key role.…

Applications · Statistics 2020-07-14 Riccardo Fogliato , Natalia L. Oliveira , Ronald Yurko

Hard thresholding pursuit (HTP) is a recently proposed iterative sparse recovery algorithm which is a result of combination of a support selection step from iterated hard thresholding (IHT) and an estimation step from the orthogonal…

Information Theory · Computer Science 2020-06-03 Samrat Mukhopadhyay , Mrityunjoy Chakraborty

Pedestrian trajectory prediction is crucial for several applications such as robotics and self-driving vehicles. Significant progress has been made in the past decade thanks to the availability of pedestrian trajectory datasets, which…

Computer Vision and Pattern Recognition · Computer Science 2024-11-04 Pranav Singh Chib , Pravendra Singh

Advancements in Intelligent Traffic Systems (ITS) have made huge amounts of traffic data available through automatic data collection. A big part of this data is stored as trajectories of moving vehicles and road users. Automatic analysis of…

Machine Learning · Computer Science 2021-12-06 Mohsen Rezaie , Nicolas Saunier

Over the past decade, scientific studies have used the growing availability of large tracking datasets to enhance our understanding of human mobility behavior. However, so far data processing pipelines for the varying data collection…

Physics and Society · Physics 2023-04-04 Henry Martin , Ye Hong , Nina Wiedemann , Dominik Bucher , Martin Raubal

Defect prediction is crucial for software quality assurance and has been extensively researched over recent decades. However, prior studies rarely focus on data complexity in defect prediction tasks, and even less on understanding the…

Software Engineering · Computer Science 2023-05-08 Xiaohui Wan , Zheng Zheng , Fangyun Qin , Xuhui Lu

There exists no comprehensive metric for describing the complexity of Multi-Object Tracking (MOT) sequences. This lack of metrics decreases explainability, complicates comparison of datasets, and reduces the conversation on tracker…

Computer Vision and Pattern Recognition · Computer Science 2022-07-21 Malte Pedersen , Joakim Bruslund Haurum , Patrick Dendorfer , Thomas B. Moeslund

The complex software systems developed nowadays require assessing their quality and proneness to errors. Reducing code complexity is a never-ending problem, especially in today's fast pace of software systems development. Therefore, the…

Software Engineering · Computer Science 2025-04-02 Laura Diana Cernau , Laura Diosan , Camelia Serban

The research community continues to seek increasingly more advanced synthetic data generators to reliably evaluate the strengths and limitations of machine learning methods. This work aims to increase the availability of datasets…

Machine Learning · Computer Science 2026-01-30 Joanna Komorniczak

Tracking a target person from robot-egocentric views is crucial for developing autonomous robots that provide continuous personalized assistance or collaboration in Human-Robot Interaction (HRI) and Embodied AI. However, most existing…

Robotics · Computer Science 2025-07-10 Hanjing Ye , Yu Zhan , Weixi Situ , Guangcheng Chen , Jingwen Yu , Ziqi Zhao , Kuanqi Cai , Arash Ajoudani , Hong Zhang

We often desire our models to be interpretable as well as accurate. Prior work on optimizing models for interpretability has relied on easy-to-quantify proxies for interpretability, such as sparsity or the number of operations required. In…

Machine Learning · Statistics 2018-11-01 Isaac Lage , Andrew Slavin Ross , Been Kim , Samuel J. Gershman , Finale Doshi-Velez

Next-location prediction, consisting of forecasting a user's location given their historical trajectories, has important implications in several fields, such as urban planning, geo-marketing, and disease spreading. Several predictors have…

Artificial Intelligence · Computer Science 2022-03-08 Massimiliano Luca , Luca Pappalardo , Bruno Lepri , Gianni Barlacchi

Human-centric perceptions include a variety of vision tasks, which have widespread industrial applications, including surveillance, autonomous driving, and the metaverse. It is desirable to have a general pretrain model for versatile…

Computer Vision and Pattern Recognition · Computer Science 2023-03-13 Shixiang Tang , Cheng Chen , Qingsong Xie , Meilin Chen , Yizhou Wang , Yuanzheng Ci , Lei Bai , Feng Zhu , Haiyang Yang , Li Yi , Rui Zhao , Wanli Ouyang

The question What is Complexity? has occupied a great deal of time and paper over the last 20 or so years. There are a myriad different perspectives and definitions but still no consensus. In this paper I take a phenomenological approach,…

Adaptation and Self-Organizing Systems · Physics 2015-02-12 Christopher R. Stephens

Estimating the difficulty of a dataset typically involves comparing state-of-the-art models to humans; the bigger the performance gap, the harder the dataset is said to be. However, this comparison provides little understanding of how…

Computation and Language · Computer Science 2025-04-29 Kawin Ethayarajh , Yejin Choi , Swabha Swayamdipta

Predicting transportation modes from GPS (Global Positioning System) records is a hot topic in the trajectory mining domain. Each GPS record is called a trajectory point and a trajectory is a sequence of these points. Trajectory mining has…

Machine Learning · Computer Science 2018-07-31 Mohammad Etemad

Recently, research on explainable recommender systems has drawn much attention from both academia and industry, resulting in a variety of explainable models. As a consequence, their evaluation approaches vary from model to model, which…

Information Retrieval · Computer Science 2021-05-11 Lei Li , Yongfeng Zhang , Li Chen

Trajectory prediction (TP) is of great importance for a wide range of location-based applications in intelligent transport systems such as location-based advertising, route planning, traffic management, and early warning systems. In the…

Artificial Intelligence · Computer Science 2019-02-28 Punit Rathore , Dheeraj Kumar , Sutharshan Rajasegarar , Marimuthu Palaniswami , James C. Bezdek