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Recurrent neural networks (RNNs) are widely used in computational neuroscience and machine learning applications. In an RNN, each neuron computes its output as a nonlinear function of its integrated input. While the importance of RNNs,…

神经元与认知 · 定量生物学 2012-07-10 Sebastian Bitzer , Stefan J. Kiebel

Due to the widespread use of complex machine learning models in real-world applications, it is becoming critical to explain model predictions. However, these models are typically black-box deep neural networks, explained post-hoc via…

机器学习 · 计算机科学 2022-10-20 Filip Radenovic , Abhimanyu Dubey , Dhruv Mahajan

Kernel pruning methods have been proposed to speed up, simplify, and improve explanation of convolutional neural network (CNN) models. However, the effectiveness of a simplified model is often below the original one. In this letter, we…

机器学习 · 计算机科学 2021-08-19 D. Osaku , J. F. Gomes , A. X. Falcão

Recent advancements in language representation models such as BERT have led to a rapid improvement in numerous natural language processing tasks. However, language models usually consist of a few hundred million trainable parameters with…

机器学习 · 计算机科学 2019-12-12 Mehrdad Valipour , En-Shiun Annie Lee , Jaime R. Jamacaro , Carolina Bessega

Spiking Neural Networks (SNNs) as Machine Learning (ML) models have recently received a lot of attention as a potentially more energy-efficient alternative to conventional Artificial Neural Networks. The non-differentiability and sparsity…

机器学习 · 计算机科学 2025-12-05 Maximilian Gollwitzer , Felix Dietrich

Simulation-based inference techniques are indispensable for parameter estimation of mechanistic and simulable models with intractable likelihoods. While traditional statistical approaches like approximate Bayesian computation and Bayesian…

统计方法学 · 统计学 2024-03-08 Ryan P. Kelly , David J. Nott , David T. Frazier , David J. Warne , Chris Drovandi

Survival analysis plays a crucial role in estimating the likelihood of future events for patients by modeling time-to-event data, particularly in healthcare settings where predictions about outcomes such as death and disease recurrence are…

机器学习 · 计算机科学 2024-10-01 Muhammad Ridzuan , Numan Saeed , Fadillah Adamsyah Maani , Karthik Nandakumar , Mohammad Yaqub

Sequential neural posterior estimation (SNPE) techniques have been recently proposed for dealing with simulation-based models with intractable likelihoods. Unlike approximate Bayesian computation, SNPE techniques learn the posterior from…

机器学习 · 统计学 2025-01-17 Yifei Xiong , Xiliang Yang , Sanguo Zhang , Zhijian He

Improving the robustness of neural nets in regression tasks is key to their application in multiple domains. Deep learning-based approaches aim to achieve this goal either by improving their prediction of specific values (i.e., point…

机器学习 · 计算机科学 2021-06-22 Eli Simhayev , Gilad Katz , Lior Rokach

Transformer-based deep NLP models are trained using hundreds of millions of parameters, limiting their applicability in computationally constrained environments. In this paper, we study the cause of these limitations by defining a notion of…

计算与语言 · 计算机科学 2020-10-07 Fahim Dalvi , Hassan Sajjad , Nadir Durrani , Yonatan Belinkov

Risk prediction models are widely used to guide real-world decision-making in areas such as healthcare and economics, and they also play a key role in estimating nuisance parameters in semiparametric inference. The super learner is a…

统计方法学 · 统计学 2025-09-05 Anders Munch , Thomas A. Gerds

Feedforward neural networks (FNNs) can be viewed as non-linear regression models, where covariates enter the model through a combination of weighted summations and non-linear functions. Although these models have some similarities to the…

统计方法学 · 统计学 2024-05-02 Andrew McInerney , Kevin Burke

In most applications of utilizing neural networks for mathematical optimization, a dedicated model is trained for each specific optimization objective. However, in many scenarios, several distinct yet correlated objectives or tasks often…

机器学习 · 计算机科学 2024-04-15 Wei Cui , Wei Yu

It has been shown that a neural network model recently proposed to describe basic memory performance is based on a ternary/binary coding/decoding algorithm which leads to a new neural network assembly memory model (NNAMM) providing…

人工智能 · 计算机科学 2007-05-23 Petro M. Gopych

Most modern neural networks for classification fail to take into account the concept of the unknown. Trained neural networks are usually tested in an unrealistic scenario with only examples from a closed set of known classes. In an attempt…

机器学习 · 计算机科学 2022-12-27 Justin Leo , Jugal Kalita

Survival analysis provides a powerful statistical framework for modeling time-to-event outcomes in the presence of censoring. However, selecting an appropriate estimator from the many specialized survival approaches often requires…

机器学习 · 计算机科学 2026-05-18 Shi-ang Qi , Vahid Balazadeh , Michael Cooper , Russell Greiner , Rahul G. Krishnan

In this paper, we present new optimization models for Support Vector Machine (SVM), with the aim of separating data points in two or more classes. The classification task is handled by means of nonlinear classifiers induced by kernel…

最优化与控制 · 数学 2025-07-15 Francesca Maggioni , Andrea Spinelli

Competing risks are crucial considerations in survival modelling, particularly in healthcare domains where patients may experience multiple distinct event types. We propose CRISP-NAM (Competing Risks Interpretable Survival Prediction with…

机器学习 · 计算机科学 2025-09-26 Dhanesh Ramachandram , Ananya Raval

Spiking Neural Networks (SNNs) that operate in an event-driven manner and employ binary spike representation have recently emerged as promising candidates for energy-efficient computing. However, a cost bottleneck arises in obtaining…

神经与进化计算 · 计算机科学 2024-01-22 Yunpeng Yao , Man Wu , Zheng Chen , Renyuan Zhang

This paper addresses the need for deep learning models to integrate well-defined constraints into their outputs, driven by their application in surrogate models, learning with limited data and partial information, and scenarios requiring…

机器学习 · 统计学 2024-07-02 Rahul Rathnakumar , Jiayu Huang , Hao Yan , Yongming Liu