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~ similar to 2606.00156· 20 results

cs.LGcs.AIcs.CVRecentMay 28, 2026

Functional MRI Time Series Generation via Wavelet-Based Image Transform and Spectral Flow Matching for Brain Disorder Identification

Hwa Hui Tew, Junn Yong Loo, Fang Yu Leong, Julia K. Lau +5 more

The paper introduces Dual-Spectral Flow Matching (DSFM), a novel generative framework that uses wavelet and cosine transforms to synthesize highly realistic, non-stationary fMRI time series for improv…

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cs.CVRecentJun 1, 2026

Neural Acquisition & Representation of Subsurface Scattering

Arjun Majumdar, Raphael Braun, Hendrik Lensch

The paper introduces a method using a U-Net CNN to acquire and estimate detailed sub-surface scattering properties by learning the pixel footprint response, enabling high-resolution relighting of obje…

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cs.AIRecentMay 31, 2026

Brain-Atlas-Guided Generative Counterfactual Attention for Explainable Cognitive Decline Diagnosis Using Multimodal Connectomes

Xiongri Shen, Jiaqi Wang, Zhenxi Song, Yi Zhong +4 more

The paper proposes a novel Generative Counterfactual Attention-guided Network (GCAN) that uses multimodal connectomes and brain atlas knowledge to provide explainable and highly accurate diagnosis of…

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cs.CVcs.AIcs.LGRecentMay 28, 2026

Controllable Lung Nodule Synthesis via Histogram-Regularized Latent Diffusion Models

Arunkumar Kannan, Yanbo Zhang, Han Liu, Michael Baumgartner +4 more

The paper introduces a histogram-regularized latent diffusion model to synthesize highly realistic and subtype-specific pulmonary nodules in 3D CT volumes, addressing the limitations of existing metho…

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cs.LGcs.AIRecentMay 28, 2026

Do Physics Foundation Models Learn Generalizable Physics? A Bias-Aware Benchmark Across Physical Regimes and Distribution Shifts

Mengdi Chu, Yang Liu, Ayan Biswas, Han-Wei Shen

The paper introduces a comprehensive benchmark to test if physics foundation models learn generalizable dynamics, finding that their performance is highly conditional and not universally general.

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cs.CVcs.AIRecentMay 28, 2026

Versatile Framework with Semantic and Structural guidance for Image Reconstruction from Brain Activity

Yizhuo Lu, Changde Du, Qiongyi Zhou, Liuyun Jiang +1 more

The paper proposes MindDiffuser, a two-stage framework that significantly improves image reconstruction from brain activity by combining semantic guidance from text-to-image models with structural ref…

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cs.CVRecentJun 1, 2026

Improving Combined Detection and Classification of TEM Defects via Mask-Conditioned Latent Diffusion Augmentation

Ni Li, Nuohao Liu, Ryan Jacobs, Ajay Annamareddy +4 more

The paper proposes using a mask-conditioned latent diffusion model to generate synthetic, labeled TEM images for data augmentation, achieving small but measurable performance improvements in defect de…

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cs.CVcs.LGRecentJun 1, 2026

Hallucination-Aware Diffusion Sampling for Inverse Problems via Robust Prior Updates

Pengfei Jin, Yiqi Tian, Kailong Fan, Bingjie Qi +1 more

The paper introduces Robust Prior Update (RPU), a module that improves the faithfulness of diffusion-based inverse solvers by stabilizing the prior update step, thereby reducing measurement-conditione…

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cs.CVcs.AIRecentJun 1, 2026

Fast and Lightweight Novel View Synthesis with Differentiable Multiplane Image

Kaidi Zhang, Guanxu Zhu

The paper proposes a fast and lightweight novel view synthesis method using a differentiable Multiplane Image (MPI) representation, achieving significant speed and size improvements over state-of-the-…

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cond-mat.mtrl-scics.ETcs.LGRecentJun 1, 2026

Towards Automated Discovery: A Review of Generative Models, Multimodal Learning and Closed-Loop Workflows in Inverse Materials Design

Anand Babu, Rogério Almeida Gouvêa, Gian-Marco Rignanese

This review surveys advanced techniques—including generative models, multimodal learning, and closed-loop workflows—for automated inverse materials design, enabling the targeted discovery of novel cry…

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cs.LGcs.AIRecentMay 27, 2026

Learning Compositional Latent Structure with Vector Networks

Niclas Pokel, Benjamin F. Grewe

The paper introduces the Vector Network (VN), a novel recurrent architecture that replaces fixed weight matrices with reusable weight atoms, enabling superior compositional generalization by making st…

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cs.LGcs.AIRecentMay 27, 2026

A Multi-dimensional Framework for Evaluating Generalization in EEG Foundation Models

Aditya Kommineni, Emily Zhou, Kleanthis Avramidis, Tiantian Feng +1 more

The paper proposes a multi-dimensional evaluation framework to assess EEG foundation models under realistic low-resource conditions, finding that while these models excel in long-context tasks, their…

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cs.LGcs.AIcs.CVRecentMay 27, 2026

Geometry-Correct Diffusion Posterior Sampling with Denoiser-Pullback Curvature Guidance and Manifold-Aligned Damping

Seunghyeok Shin, Minwoo Kim, Dabin Kim, Hongki Lim

The paper introduces a novel diffusion posterior sampling method that stabilizes and accelerates data-consistent sampling by replacing hand-tuned guidance weights with a per-noise-level, curvature-gui…

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cs.CVRecentJun 1, 2026

GloResNet: A lightweight 3D CNN with global topological features for preterm brain injury prediction

Boyu Yuan, Jiamiao Lu, Weichuan Zhang, Benqing Wu +4 more

The paper proposes GloResNet, a lightweight 3D CNN that effectively predicts brain injury in preterm infants using T2-weighted MRI, achieving an average accuracy of 75.18%.

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cs.CVcs.AIcs.LGRecentMay 27, 2026

VDSB-GWSyn: Diffusion Schrödinger Bridge for Controllable and Anatomically Feasible Guidewire Synthesis in Coronary Angiography

Haoyuan Tang, Zhuo Zhang, Jialin Li, Shuai Xiao +1 more

The paper proposes VDSB-GWSyn, a Diffusion Schrödinger Bridge framework, to synthesize controllable and anatomically feasible guidewire images on coronary angiography (CAG) scans, significantly improv…

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stat.MLcs.CVcs.LGRecentJun 1, 2026

Bayesian meta-learning for modeling Alzheimer's disease progression

Clara Hoffmann, Nadja Klein

The paper proposes a Bayesian meta-learner to accurately predict the distribution of Alzheimer's disease progression scores for individuals, outperforming existing methods, especially for long-term pr…

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cond-mat.mtrl-scics.CEcs.CLRecentMay 29, 2026

A Padding Method for Enhanced Encoding of Inorganic Structures with Varying Chemical Compositions

Thang Dang, Haderbache Amir, Tzanakakis Alexandros, Yoshimoto Yuta

The paper introduces a novel padding method that leverages crystal symmetry to enhance the encoding of complex inorganic structures, significantly improving the generation of stable, novel materials.

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cs.CVcs.AIRecentMay 29, 2026

SAM for Robust Mitochondria Instance Segmentation in Fluorescence Microscopy

Suyog Jadhav, Dilip K. Prasad, Krishna Agarwal

The paper proposes finetuning the Segment Anything Model (SAM) using large-scale synthetic fluorescence microscopy data to achieve robust and high-performing instance segmentation of mitochondria, add…

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cs.LGcs.CVRecentJun 1, 2026

Entropy Minimization without Model Collapse: Mitigating Prediction Bias in Medical Imaging

Tim Nielen, Sameer Ambekar, Johannes Kiechle, Daniel M. Lang +1 more

This paper identifies prediction bias, a failure mode of entropy minimization in test-time adaptation, and proposes Distribution Shift Bias Reduction (DSBR) to stabilize adaptation and prevent model c…

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cs.LGRecentJun 1, 2026

A Biconvex Formulation for Stable Transport of Mixture Models with a Unique Solution

Yeganeh Marghi, Kelly Jin, Uygar Sümbül

The paper introduces Optimal Mixture Transport (OMT), a scalable framework that reformulates optimal transport by using mixtures of subpopulations, resulting in a unique, biconvex optimization problem…

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