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Defining and measuring decision-making styles, also known as playstyles, is crucial in gaming, where these styles reflect a broad spectrum of individuality and diversity. However, finding a universally applicable measure for these styles…

Artificial Intelligence · Computer Science 2024-09-02 Chiu-Chou Lin , Wei-Chen Chiu , I-Chen Wu

With the wide adoption of mobile devices, today's location tracking systems such as satellites, cellular base stations and wireless access points are continuously producing tremendous amounts of location data of moving objects. The ability…

Machine Learning · Computer Science 2020-07-24 Xiaochang Li , Bei Chen , Xuesong Lu

In the localization game on a graph, the goal is to find a fixed but unknown target node $v^\star$ with the least number of distance queries possible. In the $j^{th}$ step of the game, the player queries a single node $v_j$ and receives, as…

Combinatorics · Mathematics 2023-06-22 Gergely Ódor , Patrick Thiran

This study investigates game-based learning in the context of the educational game "Jo Wilder and the Capitol Case," focusing on predicting student performance using various machine learning models, including K-Nearest Neighbors (KNN),…

Machine Learning · Computer Science 2023-09-26 Hyunbae Jeon , Harry He , Anthony Wang , Susanna Spooner

Convolutional Neural Networks (ConvNets) have recently shown promising performance in many computer vision tasks, especially image-based recognition. How to effectively apply ConvNets to sequence-based data is still an open problem. This…

Computer Vision and Pattern Recognition · Computer Science 2017-01-02 Pichao Wang , Wanqing Li , Chuankun Li , Yonghong Hou

Stochastic games are a well established model for multi-agent sequential decision making under uncertainty. In practical applications, though, agents often have only partial observability of their environment. Furthermore, agents…

Computer Science and Game Theory · Computer Science 2024-07-02 Rui Yan , Gabriel Santos , Gethin Norman , David Parker , Marta Kwiatkowska

We introduce NitroGen, a vision-action foundation model for generalist gaming agents that is trained on 40,000 hours of gameplay videos across more than 1,000 games. We incorporate three key ingredients: 1) an internet-scale video-action…

Computer Vision and Pattern Recognition · Computer Science 2026-01-07 Loïc Magne , Anas Awadalla , Guanzhi Wang , Yinzhen Xu , Joshua Belofsky , Fengyuan Hu , Joohwan Kim , Ludwig Schmidt , Georgia Gkioxari , Jan Kautz , Yisong Yue , Yejin Choi , Yuke Zhu , Linxi "Jim" Fan

Semantic types are a more powerful and detailed way of describing data than atomic types such as strings or integers. They establish connections between columns and concepts from the real world, providing more nuanced and fine-grained…

Databases · Computer Science 2024-03-18 Shuang Wei , Michael J. Mior

We introduce sliced optimal transport dataset distance (s-OTDD), a model-agnostic, embedding-agnostic approach for dataset comparison that requires no training, is robust to variations in the number of classes, and can handle disjoint label…

Machine Learning · Computer Science 2025-05-16 Khai Nguyen , Hai Nguyen , Tuan Pham , Nhat Ho

The Dense Trajectories concept is one of the most successful approaches in action recognition, suitable for scenarios involving a significant amount of motion. However, due to noise and background motion, many generated trajectories are…

Computer Vision and Pattern Recognition · Computer Science 2019-04-11 Konstantinos Papadopoulos , Girum Demisse , Enjie Ghorbel , Michel Antunes , Djamila Aouada , Björn Ottersten

Vehicle trajectory prediction is crucial for autonomous driving and advanced driver assistant systems. While existing approaches may sample from a predicted distribution of vehicle trajectories, they lack the ability to explore it -- a key…

Accurate and reliable motion prediction is essential for safe urban autonomy. The most prominent motion prediction approaches are based on modeling the distribution of possible future trajectories of each actor in autonomous system's…

Robotics · Computer Science 2023-12-11 Daniil S. Antonenko , Stepan Konev , Yuriy Biktairov , Boris Yangel

Simulation-based testing has emerged as an essential tool for verifying and validating autonomous vehicles (AVs). However, contemporary methodologies, such as deterministic and imitation learning-based driver models, struggle to capture the…

Robotics · Computer Science 2025-11-04 Cheng Wang , Lingxin Kong , Massimiliano Tamborski , Stefano V. Albrecht

We consider the problem of learning to play first-person shooter (FPS) video games using raw screen images as observations and keyboard inputs as actions. The high-dimensionality of the observations in this type of applications leads to…

Machine Learning · Computer Science 2018-06-19 Junchi Liang , Abdeslam Boularias

Many popular video games use pseudorandom number generators to create randomly distributed locations for game objects as highly unpredictable as possible. Some scenarios like game competition also need reproducible randomness, namely the…

Cryptography and Security · Computer Science 2024-03-05 Chenxiao Zhou

Using deep learning techniques to process 3D objects has achieved many successes. However, few methods focus on the representation of 3D objects, which could be more effective for specific tasks than traditional representations, such as…

Computer Vision and Pattern Recognition · Computer Science 2021-06-01 Siyu Zhang , Hui Cao , Yuqi Liu , Shen Cai , Yanting Zhang , Yuanzhan Li , Xiaoyu Chi

The points on the point clouds that can entirely outline the shape of the model are of critical importance, as they serve as the foundation for numerous point cloud processing tasks and are widely utilized in computer graphics and…

Computer Vision and Pattern Recognition · Computer Science 2026-04-23 Yuhe Zhang , Zhikun Tu , Zhi Li , Jian Gao , Bao Guo , Shunli Zhang

Similarity search is the problem of finding in a collection of objects those that are similar to a given query object. It is a fundamental problem in modern applications and the objects considered may be as diverse as locations in space,…

Databases · Computer Science 2024-08-15 Ralf Hartmut Güting , Suvam Kumar Das , Fabio Valdés , Suprio Ray

Transportation mode classification, the process of predicting the class labels of moving objects transportation modes, has been widely applied to a variety of real world applications, such as traffic management, urban computing, and…

Machine Learning · Computer Science 2022-12-13 Danlei Hu , Ziquan Fang , Hanxi Fang , Tianyi Li , Chunhui Shen , Lu Chen , Yunjun Gao

For embodied agents, navigation is an important ability but not an isolated goal. Agents are also expected to perform specific tasks after reaching the target location, such as picking up objects and assembling them into a particular…

Computation and Language · Computer Science 2020-11-17 Hyounghun Kim , Abhay Zala , Graham Burri , Hao Tan , Mohit Bansal