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Due to limitations such as geographic, physical, or economic factors, collected seismic data often have missing traces. Traditional seismic data reconstruction methods face the challenge of selecting numerous empirical parameters and…

地球物理 · 物理学 2026-01-09 Shuang Wang , Fei Deng , Peifan Jiang , Zezheng Ni , Bin Wang

We introduce a novel diffusion-based spectral algorithm to tackle regression analysis on high-dimensional data, particularly data embedded within lower-dimensional manifolds. Traditional spectral algorithms often fall short in such…

机器学习 · 统计学 2024-10-21 Weichun Xia , Jiaxin Jiang , Lei Shi

Despite significant advances in the field of deep learning in ap-plications to various areas, an explanation of the learning pro-cess of neural network models remains an important open ques-tion. The purpose of this paper is a comprehensive…

机器学习 · 计算机科学 2023-06-07 German Magai

Different neural networks trained on the same dataset often learn similar input-output mappings with very different weights. Is there some correspondence between these neural network solutions? For linear networks, it has been shown that…

机器学习 · 计算机科学 2019-03-19 Qihong Lu , Po-Hsuan Chen , Jonathan W. Pillow , Peter J. Ramadge , Kenneth A. Norman , Uri Hasson

Diffusion models, while trained for image generation, have emerged as powerful foundational feature extractors for downstream tasks. We find that off-the-shelf diffusion models, trained exclusively to generate natural RGB images, can…

计算机视觉与模式识别 · 计算机科学 2025-06-04 Nurislam Tursynbek , Hastings Greer , Basar Demir , Marc Niethammer

We propose a manifold matching approach to generative models which includes a distribution generator (or data generator) and a metric generator. In our framework, we view the real data set as some manifold embedded in a high-dimensional…

计算机视觉与模式识别 · 计算机科学 2021-08-30 Mengyu Dai , Haibin Hang

Deep neural networks implement a sequence of layer-by-layer operations that are each relatively easy to understand, but the resulting overall computation is generally difficult to understand. We consider a simple hypothesis for interpreting…

机器学习 · 计算机科学 2022-11-29 Richard D. Lange , Devin Kwok , Jordan Matelsky , Xinyue Wang , David S. Rolnick , Konrad P. Kording

Diffusion models have established themselves as state-of-the-art generative models across various data modalities, including images and videos, due to their ability to accurately approximate complex data distributions. Unlike traditional…

机器学习 · 计算机科学 2025-10-23 Daniel Wesego

We generalize a graph-based multiclass semi-supervised classification technique based on diffuse interface methods to multilayer graphs. Besides the treatment of various applications with an inherent multilayer structure, we present a very…

机器学习 · 计算机科学 2022-03-24 Kai Bergermann , Martin Stoll , Toni Volkmer

We propose a new model to account for the main structural characteristics of rock fracture networks (RFNs). The model is based on a generalization of the random neighborhood graphs to consider fractures embedded into rectangular spaces. We…

地球物理 · 物理学 2017-03-09 Ernesto Estrada , Matthew Sheerin

This article proposes an active learning method for high dimensional data, based on intrinsic data geometries learned through diffusion processes on graphs. Diffusion distances are used to parametrize low-dimensional structures on the…

机器学习 · 计算机科学 2019-05-31 Mauro Maggioni , James M. Murphy

Diffusion and flow-based generative models have achieved remarkable success in domains such as image synthesis, video generation, and natural language modeling. In this work, we extend these advances to weight space learning by leveraging…

机器学习 · 计算机科学 2025-10-17 Daniel Saragih , Deyu Cao , Tejas Balaji

Diffusion models trained on different, non-overlapping subsets of a dataset often produce strikingly similar outputs when given the same noise seed. We trace this consistency to a simple linear effect: the shared Gaussian statistics across…

机器学习 · 计算机科学 2026-02-04 Binxu Wang , Jacob Zavatone-Veth , Cengiz Pehlevan

Diffusion models have shown remarkable performance on many generative tasks. Despite recent success, most diffusion models are restricted in that they only allow linear transformation of the data distribution. In contrast, broader family of…

机器学习 · 计算机科学 2024-06-04 Grigory Bartosh , Dmitry Vetrov , Christian A. Naesseth

We use a Convolutional Recurrent Neural Network approach to learn morphological evolution driven by surface diffusion. To this aim we first produce a training set using phase field simulations. Intentionally, we insert in such a set only…

计算物理 · 物理学 2024-05-07 Daniele Lanzoni , Marco Albani , Roberto Bergamaschini , Francesco Montalenti

Diffusion models, as a novel generative paradigm, have achieved remarkable success in various image generation tasks such as image inpainting, image-to-text translation, and video generation. Graph generation is a crucial computational task…

机器学习 · 计算机科学 2023-08-29 Chengyi Liu , Wenqi Fan , Yunqing Liu , Jiatong Li , Hang Li , Hui Liu , Jiliang Tang , Qing Li

We extend the diffusion-map formalism to data sets that are induced by asymmetric kernels. Analytical convergence results of the resulting expansion are proved, and an algorithm is proposed to perform the dimensional reduction. In this work…

机器学习 · 计算机科学 2024-01-24 Alvaro Almeida Gomez , Antonio Silva Neto , Jorge zubelli

Augmentation for dense prediction typically relies on either sample mixing or generative synthesis. Mixing improves robustness but misaligned masks yield soft label ambiguity. Diffusion synthesis increases apparent diversity but, when…

计算机视觉与模式识别 · 计算机科学 2025-11-06 Pengyu Jie , Wanquan Liu , Rui He , Yihui Wen , Deyu Meng , Chenqiang Gao

Diffusion models have become a new SOTA generative modeling method in various fields, for which there are multiple survey works that provide an overall survey. With the number of articles on diffusion models increasing exponentially in the…

机器学习 · 计算机科学 2023-04-05 Mengchun Zhang , Maryam Qamar , Taegoo Kang , Yuna Jung , Chenshuang Zhang , Sung-Ho Bae , Chaoning Zhang

Diffusion generative models have demonstrated remarkable success in visual domains such as image and video generation. They have also recently emerged as a promising approach in robotics, especially in robot manipulations. Diffusion models…

机器人学 · 计算机科学 2025-07-15 Rosa Wolf , Yitian Shi , Sheng Liu , Rania Rayyes