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The semiconductor industry faces a computational crisis in extreme ultraviolet (EUV) lithography optimization, where traditional methods consume billions of CPU hours while failing to achieve sub-nanometer precision. We present a…

机器学习 · 计算机科学 2025-11-18 Rubén Darío Guerrero

When training large models on limited data, avoiding overfitting is paramount. Common grid search or smarter search methods rely on expensive separate runs for each candidate hyperparameter, while carving out a validation set that reduces…

机器学习 · 计算机科学 2026-04-02 Ethan Harvey , Mikhail Petrov , Michael C. Hughes

The barren plateau phenomenon, characterized by loss gradients that vanish exponentially with system size, poses a challenge to scaling variational quantum algorithms. Here we explore the potential of warm starts, whereby one initializes…

量子物理 · 物理学 2025-03-04 Ricard Puig , Marc Drudis , Supanut Thanasilp , Zoë Holmes

Robot navigation in dynamic, crowded environments poses a significant challenge due to the inherent uncertainties in the obstacle model. In this work, we propose a risk-adaptive approach based on the Conditional Value-at-Risk Barrier…

机器人学 · 计算机科学 2025-08-04 Xinyi Wang , Taekyung Kim , Bardh Hoxha , Georgios Fainekos , Dimitra Panagou

Balanced truncation (BT) is a model reduction method that utilizes a coordinate transformation to retain eigen-directions that are highly observable and reachable. To address realizability and scalability of BT applied to highly stiff and…

系统与控制 · 电气工程与系统科学 2022-07-13 Elnaz Rezaian , Cheng Huang , Karthik Duraisamy

Achieving truly adaptive embodied intelligence requires agents that learn not just by imitating static demonstrations, but by continuously improving through environmental interaction, which is akin to how humans master skills through…

机器人学 · 计算机科学 2025-12-17 Zechen Bai , Chen Gao , Mike Zheng Shou

A common strategy for Parameter-Efficient Fine-Tuning (PEFT) of pre-trained Vision Transformers (ViTs) involves adapting the model to downstream tasks by learning a low-rank adaptation matrix. This matrix is decomposed into a product of…

计算机视觉与模式识别 · 计算机科学 2024-10-31 Wei Dong , Yuan Sun , Yiting Yang , Xing Zhang , Zhijun Lin , Qingsen Yan , Haokui Zhang , Peng Wang , Yang Yang , Hengtao Shen

In this paper we propose the Iterative Amortized Hierarchical Variational Autoencoder (IA-HVAE), which expands on amortized inference with a hybrid scheme containing an initial amortized guess and iterative refinement with decoder…

机器学习 · 计算机科学 2026-01-23 Simon W. Penninga , Ruud J. G. van Sloun

This study presents an innovative hybrid Visual-Inertial Odometry (VIO) method for Unmanned Aerial Vehicles (UAVs) that is resilient to environmental challenges and capable of dynamically assessing sensor reliability. Built upon a loosely…

机器人学 · 计算机科学 2025-12-22 Ufuk Asil , Efendi Nasibov

This paper presents a safe learning framework that employs an adaptive model learning algorithm together with barrier certificates for systems with possibly nonstationary agent dynamics. To extract the dynamic structure of the model, we use…

机器学习 · 计算机科学 2019-08-07 Motoya Ohnishi , Li Wang , Gennaro Notomista , Magnus Egerstedt

We consider a family of linearly viscoelastic shells with thickness $2\varepsilon$, clamped along a portion of their lateral face, all having the same middle surface $S=\mathbf{\theta}(\bar{\omega})\subset\mathbb{R}^3$, where…

偏微分方程分析 · 数学 2017-11-03 Gonzalo Castiñeira , Ángel Rodríguez-Arós

The adaptive derivative-assembled pseudo-trotter variational quantum eigensolver (ADAPT-VQE) is a promising hybrid quantum-classical algorithm for molecular ground state energy calculation, yet its practical scalability is hampered by…

量子物理 · 物理学 2026-02-05 Runhong He , Xin Hong , Qiaozhen Chai , Ji Guan , Junyuan Zhou , Arapat Ablimit , Guolong Cui , Shenggang Ying

Bilevel optimization has been developed for many machine learning tasks with large-scale and high-dimensional data. This paper considers a constrained bilevel optimization problem, where the lower-level optimization problem is convex with…

机器学习 · 计算机科学 2023-08-22 Siyuan Xu , Minghui Zhu

We study the renormalization flow of Hilbert-Palatini gravity to lowest non-trivial order. We find evidence for an asymptotically safe high-energy completion based on the existence of an ultraviolet fixed point similar to the Reuter fixed…

高能物理 - 理论 · 物理学 2023-03-22 Holger Gies , Abdol Sabor Salek

In this paper, we propose a framework for fast trajectory planning for unmanned aerial vehicles (UAVs). Our framework is reformulated from an existing bilevel optimization, in which the lower-level problem solves for the optimal trajectory…

机器人学 · 计算机科学 2023-04-14 Qianzhong Chen , Sheng Cheng , Naira Hovakimyan

Vision-Language-Action (VLA) models have emerged as promising solutions for robotic manipulation, yet their robustness to real-world physical variations remains critically underexplored. To bridge this gap, we propose Eva-VLA, the first…

机器人学 · 计算机科学 2026-03-17 Hanqing Liu , Shouwei Ruan , Jiahuan Long , Junqi Wu , Jiacheng Hou , Huili Tang , Tingsong Jiang , Weien Zhou , Wen Yao

We demonstrate the possibility of (sub)exponential quantum speedup via a quantum algorithm that follows an adiabatic path of a gapped Hamiltonian with no sign problem. This strengthens the superpolynomial separation recently proved by…

量子物理 · 物理学 2020-11-20 András Gilyén , Umesh Vazirani

We implement the effective field theory (EFT) approach to dark energy and modified gravity in the public Einstein-Boltzmann solver CAMB. The resulting code, which we dub EFTCAMB, is a powerful and versatile tool that can be used for several…

宇宙学与河外天体物理 · 物理学 2014-05-28 Bin Hu , Marco Raveri , Noemi Frusciante , Alessandra Silvestri

The nudged elastic band (NEB) and Dimer methods are standard tools for computing minimum-energy paths and index-one saddle points in atomistic transition problems. They are increasingly driven by surrogate or learned force models, whose…

数值分析 · 数学 2026-05-26 Yifan Yu , Yangshuai Wang

In a Hilbert space setting $\mathcal H$, given $\Phi: \mathcal H \to \mathbb R$ a convex continuously differentiable function, and $\alpha$ a positive parameter, we consider the inertial system with Asymptotic Vanishing Damping…

最优化与控制 · 数学 2017-06-20 Hedy Attouch , Zaki Chbani , Hassan Riahi
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