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We introduce a new machine-learning-based approach, which we call the Independent Classifier networks (InClass nets) technique, for the nonparameteric estimation of conditional independence mixture models (CIMMs). We approach the estimation…

机器学习 · 统计学 2020-09-02 Konstantin T. Matchev , Prasanth Shyamsundar

Variational AutoEncoder (VAE) has been extended as a representative nonlinear method for collaborative filtering. However, the bottleneck of VAE lies in the softmax computation over all items, such that it takes linear costs in the number…

机器学习 · 计算机科学 2022-05-31 Jin Chen , Defu Lian , Binbin Jin , Xu Huang , Kai Zheng , Enhong Chen

Inverse linear programming (LP) has received increasing attention due to its potential to generate efficient optimization formulations that can closely replicate the behavior of a complex system. However, inversely inferred parameters and…

最优化与控制 · 数学 2022-02-22 Zahed Shahmoradi , Taewoo Lee

When proving invariance properties of a program, we face two problems. The first problem is related to the necessity of proving tautologies of considered assertion language, whereas the second manifests in the need of finding sufficiently…

计算机科学中的逻辑 · 计算机科学 2016-11-24 Steven de Oliveira , Saddek Bensalem , Virgile Prevosto

Breast cancer is a significant threat to human health. Contrastive learning has emerged as an effective method to extract critical lesion features from mammograms, thereby offering a potent tool for breast cancer screening and analysis. A…

图像与视频处理 · 电气工程与系统科学 2024-09-25 Xujun Li , Xin Wei , Jing Jiang , Danxiang Chen , Wei Zhang , Jinpeng Li

We describe a system to prove properties of programs. The key feature of this approach is a method to automatically synthesize inductive invariants of the loops contained in the program. The method is generic, i.e., it applies to a large…

计算机科学中的逻辑 · 计算机科学 2019-06-27 Mnacho Echenim , Nicolas Peltier , Yanis Sellami

We consider the task of solving generic inverse problems, where one wishes to determine the hidden parameters of a natural system that will give rise to a particular set of measurements. Recently many new approaches based upon deep learning…

机器学习 · 计算机科学 2021-10-13 Simiao Ren , Willie Padilla , Jordan Malof

Most image instance retrieval pipelines are based on comparison of vectors known as global image descriptors between a query image and the database images. Due to their success in large scale image classification, representations extracted…

计算机视觉与模式识别 · 计算机科学 2016-01-14 Olivier Morère , Antoine Veillard , Jie Lin , Julie Petta , Vijay Chandrasekhar , Tomaso Poggio

Reconstructing medical images from partial measurements is an important inverse problem in Computed Tomography (CT) and Magnetic Resonance Imaging (MRI). Existing solutions based on machine learning typically train a model to directly map…

图像与视频处理 · 电气工程与系统科学 2022-06-17 Yang Song , Liyue Shen , Lei Xing , Stefano Ermon

Implicit neural representations (INR) have gained significant popularity for signal and image representation for many end-tasks, such as superresolution, 3D modeling, and more. Most INR architectures rely on sinusoidal positional encoding,…

计算机视觉与模式识别 · 计算机科学 2023-03-22 Rajhans Singh , Ankita Shukla , Pavan Turaga

We introduce a parameterization method called Neural Bayes which allows computing statistical quantities that are in general difficult to compute and opens avenues for formulating new objectives for unsupervised representation learning.…

机器学习 · 统计学 2020-02-24 Devansh Arpit , Huan Wang , Caiming Xiong , Richard Socher , Yoshua Bengio

Generative learning generates high dimensional data based on low dimensional conditions, also called prompts. Therefore, generative learning algorithms are eligible for solving (Bayesian) inverse problems. In this article we compare a…

机器学习 · 计算机科学 2026-02-02 Patrick Krüger , Patrick Materne , Werner Krebs , Hanno Gottschalk

While abstract interpretation is not theoretically restricted to specific kinds of properties, it is, in practice, mainly developed to compute linear over-approximations of reachable sets, aka. the collecting semantics of the program. The…

计算机科学中的逻辑 · 计算机科学 2015-03-25 Assalé Adjé , Pierre-Loïc Garoche , Victor Magron

Graph-based social recommendation systems have shown significant promise in enhancing recommendation performance, particularly in addressing the issue of data sparsity in user behaviors. Typically, these systems leverage Graph Neural…

信息检索 · 计算机科学 2025-04-29 Yonghui Yang , Le Wu , Yuxin Liao , Zhuangzhuang He , Pengyang Shao , Richang Hong , Meng Wang

Polynomial quantified entailments with existentially and universally quantified variables arise in many problems of verification and program analysis. We present PolyQEnt which is a tool for solving polynomial quantified entailments in…

One of the main challenges in the analysis of probabilistic programs is to compute invariant properties that summarise loop behaviours. Automation of invariant generation is still at its infancy and most of the times targets only expected…

符号计算 · 计算机科学 2019-05-30 Ezio Bartocci , Laura Kovács , Miroslav Stankovič

We present an algorithm to find invariant poynomial transformations of integer sequences, using the classical invariant theory approach.

组合数学 · 数学 2012-10-02 Leonid Bedratyuk

We propose a learning paradigm for the numerical approximation of differential invariants of planar curves. Deep neural-networks' (DNNs) universal approximation properties are utilized to estimate geometric measures. The proposed framework…

计算机视觉与模式识别 · 计算机科学 2023-03-08 Roy Velich , Ron Kimmel

Software model checking is a challenging problem, and generating relevant invariants is a key factor in proving the safety properties of a program. Program invariants can be obtained by various approaches, including lightweight procedures…

软件工程 · 计算机科学 2024-10-28 Dirk Beyer , Po-Chun Chien , Nian-Ze Lee

Multimodal affective computing aims to predict humans' sentiment, emotion, intention, and opinion using language, acoustic, and visual modalities. However, current models often learn spurious correlations that harm generalization under…

机器学习 · 计算机科学 2026-04-21 Sijie Mai , Shiqin Han