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Weakly supervised semantic segmentation (WSSS) aims to produce pixel-wise class predictions with only image-level labels for training. To this end, previous methods adopt the common pipeline: they generate pseudo masks from class activation…

计算机视觉与模式识别 · 计算机科学 2022-08-09 Sungpil Kho , Pilhyeon Lee , Wonyoung Lee , Minsong Ki , Hyeran Byun

The goal of this paper is to provide a new perspective on speech modeling by incorporating perceptual invariances such as amplitude scaling and temporal shifts. Conventional generative formulations often treat each dataset sample as a fixed…

音频与语音处理 · 电气工程与系统科学 2025-12-24 Doyeop Kwak , Youngjoon Jang , Joon Son Chung

Conditional generative modeling aims to learn a conditional data distribution from samples containing data-condition pairs. For this, diffusion and flow-based methods have attained compelling results. These methods use a learned (flow)…

计算机视觉与模式识别 · 计算机科学 2025-10-27 Chen Chen , Pengsheng Guo , Liangchen Song , Jiasen Lu , Rui Qian , Xinze Wang , Tsu-Jui Fu , Wei Liu , Yinfei Yang , Alex Schwing

Monitoring contact pressure in hospital beds is essential for preventing pressure ulcers and enabling real-time patient assessment. Current methods can predict pressure maps but often lack physical plausibility, limiting clinical…

图像与视频处理 · 电气工程与系统科学 2026-02-13 Neevkumar Manavar , Hanno Gerd Meyer , Joachim Waßmuth , Barbara Hammer , Axel Schneider

Our ability to produce human-scale bio-manufactured organs is critically limited by the need for vascularization and perfusion. For tissues of variable size and shape, including arbitrarily complex geometries, designing and printing…

Ligand-based drug design aims to identify novel drug candidates of similar shapes with known active molecules. In this paper, we formulated an in silico shape-conditioned molecule generation problem to generate 3D molecule structures…

机器学习 · 计算机科学 2023-10-18 Ziqi Chen , Bo Peng , Srinivasan Parthasarathy , Xia Ning

Denoising diffusion models (DDMs) have shown promising results in 3D point cloud synthesis. To advance 3D DDMs and make them useful for digital artists, we require (i) high generation quality, (ii) flexibility for manipulation and…

计算机视觉与模式识别 · 计算机科学 2022-10-14 Xiaohui Zeng , Arash Vahdat , Francis Williams , Zan Gojcic , Or Litany , Sanja Fidler , Karsten Kreis

Non-contrast CT (NCCT) imaging may reduce image contrast and anatomical visibility, potentially increasing diagnostic uncertainty. In contrast, contrast-enhanced CT (CECT) facilitates the observation of regions of interest (ROI). Leading…

图像与视频处理 · 电气工程与系统科学 2024-11-18 Tingyi Lin , Pengju Lyu , Jie Zhang , Yuqing Wang , Cheng Wang , Jianjun Zhu

High-resolution image synthesis remains a core challenge in generative modeling, particularly in balancing computational efficiency with the preservation of fine-grained visual detail. We present Latent Wavelet Diffusion (LWD), a…

计算机视觉与模式识别 · 计算机科学 2026-04-17 Luigi Sigillo , Shengfeng He , Danilo Comminiello

In this study, we present a conditional diffusion-transformer framework for generating ensembles of three-dimensional Escherichia coli genome conformations guided by Hi-C contact maps. Instead of producing a single deterministic structure,…

机器学习 · 计算机科学 2026-03-10 Mingxin Zhang , Xiaofeng Dai , Yu Yao , Ziqi Yin

Slow waves (SWs) are spatio-temporal patterns of cortical activity that occur both during natural sleep and anesthesia and are preserved across species. Even though electrophysiological recordings have been largely used to characterize…

Recent deep learning approaches seek to automate CAD creation by representing a model as a sequence of discrete commands and parameters, and then generating them using autoregressive models or continuous diffusion operating in Euclidean…

计算机视觉与模式识别 · 计算机科学 2026-05-07 Honghu Pan , Xiaoling Luo , Yongyong Chen , Zhenyu He , Pengyang Wang

Diffusion generative models have emerged as a powerful framework for addressing problems in structural biology and structure-based drug design. These models operate directly on 3D molecular structures. Due to the unfavorable scaling of…

生物大分子 · 定量生物学 2024-05-10 Ian Dunn , David Ryan Koes

Medical image analysis relies on accurate segmentation, and benefits from controllable synthesis (of new training images). Yet both tasks of the cyclical pipeline face spatial imbalance: lesions occupy small regions against vast…

计算机视觉与模式识别 · 计算机科学 2026-03-06 Anugunj Naman , Ayushman Singh , Gaibo Zhang , Yaguang Zhang

Data scarcity in medical imaging poses significant challenges due to privacy concerns. Diffusion models, a recent generative modeling technique, offer a potential solution by generating synthetic and realistic data. However, questions…

图像与视频处理 · 电气工程与系统科学 2024-12-24 Abdullah al Nomaan Nafi , Md. Alamgir Hossain , Rakib Hossain Rifat , Md Mahabub Uz Zaman , Md Manjurul Ahsan , Shivakumar Raman

Conditional image-to-video (cI2V) generation aims to synthesize a new plausible video starting from an image (e.g., a person's face) and a condition (e.g., an action class label like smile). The key challenge of the cI2V task lies in the…

计算机视觉与模式识别 · 计算机科学 2023-03-27 Haomiao Ni , Changhao Shi , Kai Li , Sharon X. Huang , Martin Renqiang Min

The generation and preservation of complex quantum states against environmental noise are paramount challenges in advancing continuous-variable (CV) quantum information processing. This paper introduces a novel framework based on…

量子物理 · 物理学 2025-06-25 Haitao Huang , Chuangtao Chen , Qinglin Zhao

Generating high-quality novel views of a scene from a single image requires maintaining structural coherence across different views, referred to as view consistency. While diffusion models have driven advancements in novel view synthesis,…

计算机视觉与模式识别 · 计算机科学 2025-08-07 Jiwoo Park , Tae Eun Choi , Youngjun Jun , Seong Jae Hwang

Predicting and anticipating future outcomes or reasoning about missing information in a sequence are critical skills for agents to be able to make intelligent decisions. This requires strong, temporally coherent generative capabilities.…

计算机视觉与模式识别 · 计算机科学 2022-11-15 Tobias Höppe , Arash Mehrjou , Stefan Bauer , Didrik Nielsen , Andrea Dittadi

AI-based vascular segmentation is becoming increasingly common in enhancing the screening and treatment of ophthalmic diseases. Deep learning structures based on U-Net have achieved relatively good performance in vascular segmentation.…

图像与视频处理 · 电气工程与系统科学 2024-10-07 Zhihao Zhao , Yinzheng Zhao , Junjie Yang , Kai Huang , Nassir Navab , M. Ali Nasseri