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We introduce a parametric form of pooling, based on a Gaussian, which can be optimized alongside the features in a single global objective function. By contrast, existing pooling schemes are based on heuristics (e.g. local maximum) and have…

计算机视觉与模式识别 · 计算机科学 2012-07-03 Matthew D. Zeiler , Rob Fergus

In topological data analysis (TDA), a longstanding challenge is to recognize underlying geometric structures in noisy data. One motivating examples is the shape of a point cloud in Euclidean space given by image. Carlsson et al. proposed a…

代数拓扑 · 数学 2024-11-20 Morten Brun

Machine learning algorithms frequently require careful tuning of model hyperparameters, regularization terms, and optimization parameters. Unfortunately, this tuning is often a "black art" that requires expert experience, unwritten rules of…

机器学习 · 统计学 2012-08-30 Jasper Snoek , Hugo Larochelle , Ryan P. Adams

We propose a novel technique for training deep networks with the objective of obtaining feature representations that exist in a Euclidean space and exhibit strong clustering behavior. Our desired features representations have three traits:…

计算机视觉与模式识别 · 计算机科学 2018-06-21 Breton Minnehan , Andreas Savakis

The computer-aided analysis of medical scans is a longstanding goal in the medical imaging field. Currently, deep learning has became a dominant methodology for supporting pathologists and radiologist. Deep learning algorithms have been…

机器学习 · 计算机科学 2017-12-06 Jakub M. Tomczak , Maximilian Ilse , Max Welling

Histology analysis of the tumor micro-environment integrated with genomic assays is the gold standard for most cancers in modern medicine. This paper proposes a Gene-induced Multimodal Pre-training (GiMP) framework, which jointly…

计算机视觉与模式识别 · 计算机科学 2023-09-07 Ting Jin , Xingran Xie , Renjie Wan , Qingli Li , Yan Wang

Understanding the decision-making processes of large language models is critical given their widespread applications. To achieve this, we aim to connect a formal mathematical framework - zigzag persistence from topological data analysis -…

计算与语言 · 计算机科学 2025-06-16 Yuri Gardinazzi , Karthik Viswanathan , Giada Panerai , Alessio Ansuini , Alberto Cazzaniga , Matteo Biagetti

Medical imaging provides essential visual insights for diagnosis, and multimodal large language models (MLLMs) are increasingly utilized for its analysis due to their strong generalization capabilities; however, the underlying factors…

计算机视觉与模式识别 · 计算机科学 2025-06-03 Zhenyang Cai , Junying Chen , Rongsheng Wang , Weihong Wang , Yonglin Deng , Dingjie Song , Yize Chen , Zixu Zhang , Benyou Wang

We propose a novel framework for filtering image-text data by leveraging fine-tuned Multimodal Language Models (MLMs). Our approach outperforms predominant filtering methods (e.g., CLIPScore) via integrating the recent advances in MLMs. We…

计算机视觉与模式识别 · 计算机科学 2024-03-06 Weizhi Wang , Khalil Mrini , Linjie Yang , Sateesh Kumar , Yu Tian , Xifeng Yan , Heng Wang

Learning control policies for real-world robotic tasks often involve challenges such as multimodality, local discontinuities, and the need for computational efficiency. These challenges arise from the complexity of robotic environments,…

机器人学 · 计算机科学 2025-02-05 Shu-yuan Wang , Hikaru Sasaki , Takamitsu Matsubara

A generative Bayesian model is developed for deep (multi-layer) convolutional dictionary learning. A novel probabilistic pooling operation is integrated into the deep model, yielding efficient bottom-up and top-down probabilistic learning.…

机器学习 · 统计学 2015-02-24 Yunchen Pu , Xin Yuan , Lawrence Carin

We propose deep convolutional Gaussian processes, a deep Gaussian process architecture with convolutional structure. The model is a principled Bayesian framework for detecting hierarchical combinations of local features for image…

机器学习 · 计算机科学 2018-10-09 Kenneth Blomqvist , Samuel Kaski , Markus Heinonen

We propose approaches based on deep learning to localize objects in images when only a small training dataset is available and the images have low quality. That applies to many problems in medical image processing, and in particular to the…

计算机视觉与模式识别 · 计算机科学 2018-11-20 Aaron Pries , Peter J. Schreier , Artur Lamm , Stefan Pede , Jürgen Schmidt

Deep learning algorithms have achieved remarkable results in medical image segmentation in recent years. These networks are unable to handle with image boundaries and details with enormous parameters, resulting in poor segmentation results.…

图像与视频处理 · 电气工程与系统科学 2023-02-24 Weihu Song

Language-guided grasping has emerged as a promising paradigm for enabling robots to identify and manipulate target objects through natural language instructions, yet it remains highly challenging in cluttered or occluded scenes. Existing…

机器人学 · 计算机科学 2026-02-05 Rui Tang , Guankun Wang , Long Bai , Huxin Gao , Jiewen Lai , Chi Kit Ng , Jiazheng Wang , Fan Zhang , Hongliang Ren

Continual learning is essential for medical image classification systems to adapt to dynamically evolving clinical environments. The integration of multimodal information can significantly enhance continual learning of image classes.…

计算机视觉与模式识别 · 计算机科学 2025-08-06 Jiantao Tan , Peixian Ma , Kanghao Chen , Zhiming Dai , Ruixuan Wang

We demonstrate applications of the Gaussian process-based landmarking algorithm proposed in [T. Gao, S.Z. Kovalsky, and I. Daubechies, SIAM Journal on Mathematics of Data Science (2019)] to geometric morphometrics, a branch of evolutionary…

应用统计 · 统计学 2019-01-10 Tingran Gao , Shahar Z. Kovalsky , Doug M. Boyer , Ingrid Daubechies

The task of building footprint segmentation has been well-studied in the context of remote sensing (RS) as it provides valuable information in many aspects, however, difficulties brought by the nature of RS images such as variations in the…

计算机视觉与模式识别 · 计算机科学 2022-12-06 Burak Ekim , Elif Sertel

We propose a novel deep neural network architecture to integrate imaging and genetics data, as guided by diagnosis, that provides interpretable biomarkers. Our model consists of an encoder, a decoder and a classifier. The encoder learns a…

In this paper, we introduce a probabilistic model for learning interpolative decomposition (ID), which is commonly used for feature selection, low-rank approximation, and identifying hidden patterns in data, where the matrix factors are…

机器学习 · 计算机科学 2022-07-05 Jun Lu