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Well-annotated medical datasets enable deep neural networks (DNNs) to gain strong power in extracting lesion-related features. Building such large and well-designed medical datasets is costly due to the need for high-level expertise. Model…

计算机视觉与模式识别 · 计算机科学 2022-12-09 Yixiong Chen , Chunhui Zhang , Chris H. Q. Ding , Li Liu

Embeddings play a pivotal role across various disciplines, offering compact representations of complex data structures. Randomized methods like Johnson-Lindenstrauss (JL) provide state-of-the-art and essentially unimprovable theoretical…

机器学习 · 统计学 2024-12-11 Nikos Tsikouras , Constantine Caramanis , Christos Tzamos

We propose a novel probabilistic dimensionality reduction framework that can naturally integrate the generative model and the locality information of data. Based on this framework, we present a new model, which is able to learn a smooth…

机器学习 · 统计学 2016-10-18 Li Wang

We propose a novel perspective to understand deep neural networks in an interpretable disentanglement form. For each semantic class, we extract a class-specific functional subnetwork from the original full model, with compressed structure…

机器学习 · 计算机科学 2019-10-08 Yulong Wang , Xiaolin Hu , Hang Su

This paper introduces a Bayesian framework that combines Markov chain Monte Carlo (MCMC) sampling, dimensionality reduction, and neural density estimation to efficiently handle inverse problems that (i) must be solved multiple times, and…

计算工程、金融与科学 · 计算机科学 2026-02-24 Giacomo Bottacini , Matteo Torzoni , Andrea Manzoni

Estimation of Markov Random Field and covariance models from high-dimensional data represents a canonical problem that has received a lot of attention in the literature. A key assumption, widely employed, is that of {\em sparsity} of the…

最优化与控制 · 数学 2018-05-16 Davoud Ataee Tarzanagh , George Michailidis

The output distribution of a neural network (NN) over the entire input space captures the complete input-output mapping relationship, offering insights toward a more comprehensive NN understanding. Exhaustive enumeration or traditional…

人工智能 · 计算机科学 2023-02-22 Weitang Liu , Ying-Wai Li , Yi-Zhuang You , Jingbo Shang

Convolutional Neural Networks (CNNs) do not have a predictable recognition behavior with respect to the input resolution change. This prevents the feasibility of deployment on different input image resolutions for a specific model. To…

计算机视觉与模式识别 · 计算机科学 2020-07-14 Duo Li , Anbang Yao , Qifeng Chen

Statistical Relational Learning (SRL) models have attracted significant attention due to their ability to model complex data while handling uncertainty. However, most of these models have been limited to discrete domains due to their…

机器学习 · 计算机科学 2021-10-20 Yuqiao Chen , Sriraam Natarajan , Nicholas Ruozzi

Deep learning can be used to extract meaningful results from images. In this paper, we used convolutional neural networks combined with recurrent neural networks on images of plasmonic structures and extract absorption data form them. To…

计算机视觉与模式识别 · 计算机科学 2018-05-02 Iman Sajedian , Jeonghyun Kim , Junsuk Rho

Deep neural network (DNN) suffers from catastrophic forgetting when learning incrementally, which greatly limits its applications. Although maintaining a handful of samples (called `exemplars`) of each task could alleviate forgetting to…

计算机视觉与模式识别 · 计算机科学 2022-04-20 Yu-Ming Tang , Yi-Xing Peng , Wei-Shi Zheng

Probabilistic models help us encode latent structures that both model the data and are ideally also useful for specific downstream tasks. Among these, mixture models and their time-series counterparts, hidden Markov models, identify…

机器学习 · 计算机科学 2021-10-29 Abhishek Sharma , Catherine Zeng , Sanjana Narayanan , Sonali Parbhoo , Finale Doshi-Velez

Modern large language models (LLMs) excel at tasks that require storing and retrieving knowledge, such as factual recall and question answering. Transformers are central to this capability because they can encode information during training…

机器学习 · 统计学 2026-03-18 Nuri Mert Vural , Alberto Bietti , Mahdi Soltanolkotabi , Denny Wu

A visual system has to learn both which features to extract from images and how to group locations into (proto-)objects. Those two aspects are usually dealt with separately, although predictability is discussed as a cue for both. To…

计算机视觉与模式识别 · 计算机科学 2022-05-31 Heiko H. Schütt , Wei Ji Ma

The Lov\'{a}sz Local Lemma (LLL) states that the probability that none of a set of "bad" events happens is nonzero if the probability of each event is small compared to the number of bad events it depends on. A series of results have…

数据结构与算法 · 计算机科学 2011-10-04 Bernhard Haeupler , Barna Saha , Aravind Srinivasan

The success of neural networks comes hand in hand with a desire for more interpretability. We focus on text classifiers and make them more interpretable by having them provide a justification, a rationale, for their predictions. We approach…

计算与语言 · 计算机科学 2020-06-22 Jasmijn Bastings , Wilker Aziz , Ivan Titov

The Lov\'{a}sz Local Lemma (LLL) is a probabilistic tool which shows that, if a collection of "bad" events $\mathcal B$ in a probability space are not too likely and not too interdependent, then there is a positive probability that no…

数据结构与算法 · 计算机科学 2023-10-13 David G. Harris

We provide several new results on the sample complexity of vector-valued linear predictors (parameterized by a matrix), and more generally neural networks. Focusing on size-independent bounds, where only the Frobenius norm distance of the…

机器学习 · 计算机科学 2023-10-26 Roey Magen , Ohad Shamir

Leverage score sampling is a powerful technique that originates from theoretical computer science, which can be used to speed up a large number of fundamental questions, e.g. linear regression, linear programming, semi-definite programming,…

机器学习 · 计算机科学 2020-09-22 Jason D. Lee , Ruoqi Shen , Zhao Song , Mengdi Wang , Zheng Yu

Maximum likelihood (ML) and adversarial learning are two popular approaches for training generative models, and from many perspectives these techniques are complementary. ML learning encourages the capture of all data modes, and it is…

机器学习 · 计算机科学 2020-07-14 Miaoyun Zhao , Yulai Cong , Shuyang Dai , Lawrence Carin