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Procedural content generation via machine learning (PCGML) is typically framed as the task of fitting a generative model to full-scale examples of a desired content distribution. This approach presents a fundamental tension: the more design…

Machine Learning · Computer Science 2018-09-13 Isaac Karth , Adam M. Smith

We have newly developed a Parallelized Particle-Particle Particle-tree code for Planet formation, PENTACLE, which is a parallelized hybrid $N$-body integrator executed on a CPU-based (super)computer. PENTACLE uses a 4th-order Hermite…

Earth and Planetary Astrophysics · Physics 2018-10-30 Masaki Iwasawa , Shoichi Oshino , Michiko S. Fujii , Yasunori Hori

We propose a robust and efficient framework to generate global trajectories for ground robots in complex 3D environments. The proposed method takes point cloud as input and efficiently constructs a multi-level map using triangular patches…

Robotics · Computer Science 2024-11-14 Chengkun Tian , Xiaohui Gao , Yongguang Liu

This paper presents an octree construction method, called Cornerstone, that facilitates global domain decomposition and interactions between particles in mesh-free numerical simulations. Our method is based on algorithms developed for 3D…

Instrumentation and Methods for Astrophysics · Physics 2023-07-14 Sebastian Keller , Aurélien Cavelan , Rubén Cabezon , Lucio Mayer , Florina M. Ciorba

We propose a curvelet-based model for the generation of Anisotropic Fractional Brownian Fields, that are suited to model systems with orientation-dependent self-similar properties. The synthesis procedure consists of generating coefficients…

Data Analysis, Statistics and Probability · Physics 2022-10-06 Marcos Vinícius Cândido Henriques

We extend the selected columns of the density matrix (SCDM) methodology [J. Chem. Theory Comput. 2015, 11, 1463--1469]---a non-iterative procedure for generating localized occupied orbitals for condensed-phase systems---to the construction…

Chemical Physics · Physics 2021-08-17 Eric G. Fuemmeler , Anil Damle , Robert A. DiStasio

The formation and evolution of protoplanetary systems, the breeding grounds of planet formation, is a complex dynamical problem that involves many orders of magnitudes. To serve this purpose, we present a new hybrid algorithm that combines…

Earth and Planetary Astrophysics · Physics 2011-06-01 Patrick Glaschke , Pau Amaro-Seoane , Rainer Spurzem

We present a novel parallelization strategy for evaluating Finite Element Method (FEM) variational forms on GPUs, focusing on those that are expressible through the Unified Form Language (UFL) on simplex meshes. We base our approach on code…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-06-24 Kaushik Kulkarni , Andreas Klöckner

This paper explores the idea of using virtual textural terrains as a means of generating haptic profiles for force-feedback controllers. This approach breaks from the para-digm established within audio-haptic research over the last few…

Human-Computer Interaction · Computer Science 2020-12-03 Gabriella Isaac , Lauren Hayes , Todd Ingalls

In this paper we extend our numerical method for simulating terrestrial planet formation from Leinhardt and Richardson (2005) to include dynamical friction from the unresolved debris component. In the previous work we implemented a rubble…

Earth and Planetary Astrophysics · Physics 2015-05-13 Z. M. Leinhardt , D. C. Richardson , G. Lufkin , J. Haseltine

Despite rapid progress in LLM-based code generation, existing models are predominantly trained on imperative languages, leaving functional programming languages (FPLs) such as Haskell, OCaml, and Scala chronically underexplored, with even…

Programming Languages · Computer Science 2026-05-28 Loc Pham , Lang Hong Nguyet Anh , Thanh Le-Cong

Multimodal Large Language Models (MLLMs) have played an increasingly important role in multimodal intelligence. However, the existing fine-tuning methods often ignore cross-modal heterogeneity, limiting their full potential. In this work,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Ruishu Zhu , Sida Huang , Ziheng Jiao , Hongyuan Zhang

Although the power of LLM tool-use agents has ignited a flurry of recent research in this area, the curation of tool-use training data remains an open problem$-$especially for online RL training. Existing approaches to synthetic tool-use…

Machine Learning · Computer Science 2025-09-25 Michael Sullivan , Mareike Hartmann , Alexander Koller

Delay differential equations (DDE) can have "chaotic" solutions that can be used to mimic Brownian motion. Since a Brownian motion is random in its velocity, it is reasonable to think that a random number generator (RNG) might be…

Chaotic Dynamics · Physics 2016-06-22 Julian Self , Michael C. Mackey

Path planning in complex environments is one of the key problems of artificial intelligence because it requires simultaneous understanding of the geometry of space and the global structure of the problem. In this paper, we explore the…

Artificial Intelligence · Computer Science 2026-02-24 Agnieszka Polowczyk , Alicja Polowczyk , Michał Wieczorek

Preference-based reinforcement learning (PbRL) has emerged as a promising paradigm for teaching robots complex behaviors without reward engineering. However, its effectiveness is often limited by two critical challenges: the reliance on…

Robotics · Computer Science 2025-12-02 Ruiqi Wang , Dezhong Zhao , Ziqin Yuan , Tianyu Shao , Guohua Chen , Dominic Kao , Sungeun Hong , Byung-Cheol Min

Procedural Content Generation via Machine Learning (PCGML) faces a significant hurdle that sets it apart from other fields, such as image or text generation, which is limited annotated data. Many existing methods for procedural level…

Computer Vision and Pattern Recognition · Computer Science 2023-06-30 Negar Mirgati , Matthew Guzdial

Quantum Diffusion Models (QDMs) are an emerging paradigm in Generative AI that aims to use quantum properties to improve the performances of their classical counterparts. However, existing algorithms are not easily scalable due to the…

Quantum Physics · Physics 2025-05-29 Marco Parigi , Stefano Martina , Francesco Aldo Venturelli , Filippo Caruso

The rapid deployment of computing hardware different from the traditional CPU+RAM model in data centers around the world mandates a change in the design of event generators for the Large Hadron Collider, in order to provide economically and…

High Energy Physics - Phenomenology · Physics 2024-09-18 Enrico Bothmann , Taylor Childers , Walter Giele , Stefan Höche , Joshua Isaacson , Max Knobbe

We present an overview and evaluation of a new, systematic approach for generation of highly realistic, annotated synthetic data for training of deep neural networks in computer vision tasks. The main contribution is a procedural world…

Computer Vision and Pattern Recognition · Computer Science 2017-10-19 Apostolia Tsirikoglou , Joel Kronander , Magnus Wrenninge , Jonas Unger
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