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Lattice gauge theory's discretization of spacetime suffers from a drawback in that Lorentz covariance is lost because the axes of the lattice create preferred directions in spacetime. Smaller and smaller lattice spacings decrease the effect…

数学物理 · 物理学 2012-11-01 Timothy D. Andersen

Low-rank adaptation (LoRA) has become a prevalent method for adapting pre-trained large language models to downstream tasks. However, the simple low-rank decomposition form may constrain the hypothesis space. To address this limitation, we…

机器学习 · 计算机科学 2025-04-30 Zhekai Du , Yinjie Min , Jingjing Li , Ke Lu , Changliang Zou , Liuhua Peng , Tingjin Chu , Mingming Gong

Canonical correlation analysis (CCA) is a widely used technique for estimating associations between two sets of multi-dimensional variables. Recent advancements in CCA methods have expanded their application to decipher the interactions of…

机器学习 · 统计学 2025-02-05 Hongju Park , Shuyang Bai , Zhenyao Ye , Hwiyoung Lee , Tianzhou Ma , Shuo Chen

For a long time, designing neural architectures that exhibit high performance was considered a dark art that required expert hand-tuning. One of the few well-known guidelines for architecture design is the avoidance of exploding gradients,…

机器学习 · 计算机科学 2021-06-10 George Philipp , Jaime G. Carbonell

Convolutional neural networks (CNNs) have achieved great success on grid-like data such as images, but face tremendous challenges in learning from more generic data such as graphs. In CNNs, the trainable local filters enable the automatic…

机器学习 · 计算机科学 2018-09-05 Hongyang Gao , Zhengyang Wang , Shuiwang Ji

Generalized Canonical Correlation Analysis (GCCA) is an important tool that finds numerous applications in data mining, machine learning, and artificial intelligence. It aims at finding `common' random variables that are strongly correlated…

机器学习 · 计算机科学 2021-05-19 Mikael Sørensen , Charilaos I. Kanatsoulis , Nicholas D. Sidiropoulos

We study the sample complexity of canonical correlation analysis (CCA), \ie, the number of samples needed to estimate the population canonical correlation and directions up to arbitrarily small error. With mild assumptions on the data…

机器学习 · 计算机科学 2019-10-22 Chao Gao , Dan Garber , Nathan Srebro , Jialei Wang , Weiran Wang

Canonical correlation analysis (CCA) has proven an effective tool for two-view dimension reduction due to its profound theoretical foundation and success in practical applications. In respect of multi-view learning, however, it is limited…

机器学习 · 统计学 2015-02-10 Yong Luo , Dacheng Tao , Yonggang Wen , Kotagiri Ramamohanarao , Chao Xu

Classic and deep generalized canonical correlation analysis (GCCA) algorithms seek low-dimensional common representations of data entities from multiple ``views'' (e.g., audio and image) using linear transformations and neural networks,…

机器学习 · 计算机科学 2023-04-05 Sagar Shrestha , Xiao Fu

Ultra-fast, precise, and controlled amplitude surrogates are essential for future LHC event generation. First, we investigate the noise reduction and biases of network ensembles and outline a new method to learn well-calibrated systematic…

高能物理 - 唯象学 · 物理学 2026-04-09 Henning Bahl , Nina Elmer , Tilman Plehn , Ramon Winterhalder

Lagrangian Neural Networks (LNNs) are a powerful tool for addressing physical systems, particularly those governed by conservation laws. LNNs can parametrize the Lagrangian of a system to predict trajectories with nearly conserved energy.…

机器学习 · 计算机科学 2025-07-29 Viviana Alejandra Diaz , Leandro Martin Salomone , Marcela Zuccalli

As parallelism becomes critically important in the semiconductor technology, high-performance computing, and cloud applications, parallel network systems will increasingly follow suit. Today, parallelism is an essential architectural…

性能 · 计算机科学 2017-07-11 Anna Engelmann , Wolfgang Bziuk , Admela Jukan , Muriel Medard

Quantization approximates a deep network model with floating-point numbers by the one with low bit width numbers, in order to accelerate inference and reduce computation. Quantizing a model without access to the original data, zero-shot…

计算机视觉与模式识别 · 计算机科学 2022-11-18 Yan Luo , Yangcheng Gao , Zhao Zhang , Haijun Zhang , Mingliang Xu , Meng Wang

Attention mechanisms have significantly advanced visual models by capturing global context effectively. However, their reliance on large-scale datasets and substantial computational resources poses challenges in data-scarce and…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Chenghao Li , Chaoning Zhang , Boheng Zeng , Yi Lu , Pengbo Shi , Qingzi Chen , Jirui Liu , Lingyun Zhu , Yang Yang , Heng Tao Shen

Tensor networks are factorisations of high rank tensors into networks of lower rank tensors and have primarily been used to analyse quantum many-body problems. Tensor networks have seen a recent surge of interest in relation to supervised…

计算机视觉与模式识别 · 计算机科学 2021-03-26 Raghavendra Selvan , Silas Ørting , Erik B Dam

Lattice reduction is a combinatorial optimization problem aimed at finding the most orthogonal basis in a given lattice. The Lenstra-Lenstra-Lov\'asz (LLL) algorithm is the best algorithm in the literature for solving this problem. In light…

机器学习 · 计算机科学 2025-02-11 Giovanni Luca Marchetti , Gabriele Cesa , Pratik Kumar , Arash Behboodi

Effective log anomaly detection is critical to sustaining reliability in large-scale IT infrastructures. Transformer-based models require substantial resources and labeled data, exacerbating the cold-start problem in target domains where…

软件工程 · 计算机科学 2025-12-11 Jingwei Ye , Zhi Wang , Chenbin Su , Jieshuai Yang , Jiayi Ding , Chunbo Liu , Ge Chu

We show that in principle, $N$-partite unitary transformations can be perfectly discriminated under local measurement and classical communication (LOCC) despite of their nonlocal properties. Based on this result, some related topics,…

量子物理 · 物理学 2009-11-13 Xiangfa Zhou , Yongsheng Zhang , Guangcan Guo

Link prediction tasks focus on predicting possible future connections. Most existing researches measure the likelihood of links by different similarity scores on node pairs and predict links between nodes. However, the similarity-based…

机器学习 · 计算机科学 2023-03-09 Zehua Zhang , Shilin Sun , Guixiang Ma , Caiming Zhong

Optimization problems with rank constraints arise in many applications, including matrix regression, structured PCA, matrix completion and matrix decomposition problems. An attractive heuristic for solving such problems is to factorize the…

统计理论 · 数学 2015-09-11 Yudong Chen , Martin J. Wainwright
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