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We present Sequential Neural Likelihood (SNL), a new method for Bayesian inference in simulator models, where the likelihood is intractable but simulating data from the model is possible. SNL trains an autoregressive flow on simulated data…

Machine Learning · Statistics 2019-01-23 George Papamakarios , David C. Sterratt , Iain Murray

Liquid State Machine (LSM), also known as the recurrent version of Spiking Neural Networks (SNN), has attracted great research interests thanks to its high computational power, biological plausibility from the brain, simple structure and…

Neural and Evolutionary Computing · Computer Science 2020-04-20 Shuo Tian , Lianhua Qu , Kai Hu , Nan Li , Lei Wang , Weixia Xu

Dropout and other feature noising schemes have shown promising results in controlling over-fitting by artificially corrupting the training data. Though extensive theoretical and empirical studies have been performed for generalized linear…

Machine Learning · Computer Science 2015-08-11 Ning Chen , Jun Zhu , Jianfei Chen , Ting Chen

Matching-based methods, especially those based on space-time memory, are significantly ahead of other solutions in semi-supervised video object segmentation (VOS). However, continuously growing and redundant template features lead to an…

Computer Vision and Pattern Recognition · Computer Science 2022-08-23 Zhihui Lin , Tianyu Yang , Maomao Li , Ziyu Wang , Chun Yuan , Wenhao Jiang , Wei Liu

In this paper, we introduce Saliency-Based Adaptive Masking (SBAM), a novel and cost-effective approach that significantly enhances the pre-training performance of Masked Image Modeling (MIM) approaches by prioritizing token salience. Our…

Computer Vision and Pattern Recognition · Computer Science 2024-04-15 Hyesong Choi , Hyejin Park , Kwang Moo Yi , Sungmin Cha , Dongbo Min

Deep learning has demonstrated tremendous potential for Automatic Text Scoring (ATS) tasks. In this paper, we describe a new neural architecture that enhances vanilla neural network models with auxiliary neural coherence features. Our new…

Artificial Intelligence · Computer Science 2017-11-15 Yi Tay , Minh C. Phan , Luu Anh Tuan , Siu Cheung Hui

Cascading multiple pre-trained models is an effective way to compose an end-to-end system. However, fine-tuning the full cascaded model is parameter and memory inefficient and our observations reveal that only applying adapter modules on…

Machine Learning · Computer Science 2023-10-30 Yingying Gao , Shilei Zhang , Zihao Cui , Chao Deng , Junlan Feng

We present a novel adaptive random subspace learning algorithm (RSSL) for prediction purpose. This new framework is flexible where it can be adapted with any learning technique. In this paper, we tested the algorithm for regression and…

Machine Learning · Computer Science 2015-02-10 Mohamed Elshrif , Ernest Fokoue

Large language models (LLMs) have revolutionized how we interact with technology, but their personalization to individual user preferences remains a significant challenge, particularly in on-device applications. Traditional methods often…

Computation and Language · Computer Science 2024-09-26 Rafael Mendoza , Isabella Cruz , Richard Liu , Aarav Deshmukh , David Williams , Jesscia Peng , Rohan Iyer

This study addresses the critical challenge of error accumulation in spatio-temporal auto-regressive (AR) predictions within scientific machine learning models by exploring temporal integration schemes and adaptive multi-step rollout…

Machine Learning · Computer Science 2025-09-25 Sunwoong Yang , Ricardo Vinuesa , Namwoo Kang

We present Neighborhood Attention (NA), the first efficient and scalable sliding-window attention mechanism for vision. NA is a pixel-wise operation, localizing self attention (SA) to the nearest neighboring pixels, and therefore enjoys a…

Computer Vision and Pattern Recognition · Computer Science 2023-05-18 Ali Hassani , Steven Walton , Jiachen Li , Shen Li , Humphrey Shi

We propose a new method for high-dimensional semi-supervised learning problems based on the careful aggregation of the results of a low-dimensional procedure applied to many axis-aligned random projections of the data. Our primary goal is…

Methodology · Statistics 2023-04-19 Tengyao Wang , Edgar Dobriban , Milana Gataric , Richard J. Samworth

While Automatic Speech Recognition has been shown to be vulnerable to adversarial attacks, defenses against these attacks are still lagging. Existing, naive defenses can be partially broken with an adaptive attack. In classification tasks,…

Computation and Language · Computer Science 2022-01-12 Raphael Olivier , Bhiksha Raj

Stochastic gradient-based descent (SGD), have long been central to training large language models (LLMs). However, their effectiveness is increasingly being questioned, particularly in large-scale applications where empirical evidence…

Machine Learning · Computer Science 2025-07-03 Di Zhang , Yihang Zhang

Despite the promising performance of state space models (SSMs) in long sequence modeling, limitations still exist. Advanced SSMs like S5 and S6 (Mamba) in addressing non-uniform sampling, their recursive structures impede efficient SSM…

Machine Learning · Computer Science 2024-06-11 Biqing Qi , Junqi Gao , Kaiyan Zhang , Dong Li , Jianxing Liu , Ligang Wu , Bowen Zhou

Neural processes (NPs) constitute a family of variational approximate models for stochastic processes with promising properties in computational efficiency and uncertainty quantification. These processes use neural networks with latent…

Machine Learning · Computer Science 2020-11-03 Qi Wang , Herke van Hoof

With the success of self-supervised learning, multimodal foundation models have rapidly adapted a wide range of downstream tasks driven by vision and language (VL) pretraining. State-of-the-art methods achieve impressive performance by…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Yeming Chen , Siyu Zhang , Yaoru Sun , Weijian Liang , Haoran Wang

In recent years, long short-term memory (LSTM) has been successfully used to model sequential data of variable length. However, LSTM can still experience difficulty in capturing long-term dependencies. In this work, we tried to alleviate…

Computation and Language · Computer Science 2018-11-12 Tao Gui , Qi Zhang , Lujun Zhao , Yaosong Lin , Minlong Peng , Jingjing Gong , Xuanjing Huang

Multimodal Large Language Models (MLLMs) have gained significant attention due to their impressive capabilities in multimodal understanding. However, existing methods rely heavily on extensive modal-specific pretraining and joint-modal…

Artificial Intelligence · Computer Science 2024-11-13 Jiazuo Yu , Haomiao Xiong , Lu Zhang , Haiwen Diao , Yunzhi Zhuge , Lanqing Hong , Dong Wang , Huchuan Lu , You He , Long Chen

Given any domain $X\subseteq \mathbb{R}^d$ and a probability measure $\rho$ on $X$, we study the problem of approximating in $L^2(X,\rho)$ a given function $u:X\to\mathbb{R}$, using its noiseless pointwise evaluations at random samples. For…

Numerical Analysis · Mathematics 2019-07-11 Giovanni Migliorati