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Deep reinforcement learning (RL) is increasingly deployed in resource-constrained environments, yet the go-to function approximators - multilayer perceptrons (MLPs) - are often parameter-inefficient due to an imperfect inductive bias for…

机器学习 · 计算机科学 2026-02-02 Rajib Mostakim , Reza T. Batley , Sourav Saha

Large language models (LLMs) achieve state-of-the-art accuracy on complex reasoning tasks by generating multiple chain-of-thought (CoT) traces, but using a fixed token budget per query leads to over-computation on easy inputs and…

人工智能 · 计算机科学 2026-02-03 Katrina Brown , Aneesh Muppidi , Rana Shahout

Inference from large autoregressive models like Transformers is slow - decoding K tokens takes K serial runs of the model. In this work we introduce speculative decoding - an algorithm to sample from autoregressive models faster without any…

机器学习 · 计算机科学 2023-05-22 Yaniv Leviathan , Matan Kalman , Yossi Matias

In this paper, we generalize text infilling (e.g., masked language models) by proposing Sequence Span Rewriting (SSR) as a self-supervised sequence-to-sequence (seq2seq) pre-training objective. SSR provides more fine-grained learning…

计算与语言 · 计算机科学 2021-09-27 Wangchunshu Zhou , Tao Ge , Canwen Xu , Ke Xu , Furu Wei

In Self-Supervised Learning (SSL), pre-training and evaluation are resource intensive. In the speech domain, current indicators of the quality of SSL models during pre-training, such as the loss, do not correlate well with downstream…

声音 · 计算机科学 2025-06-03 Ryan Whetten , Lucas Maison , Titouan Parcollet , Marco Dinarelli , Yannick Estève

Large Vision-Language Models (LVLMs) incur high computational costs due to significant redundancy in their visual tokens. To effectively reduce this cost, researchers have proposed various visual token pruning methods. However, existing…

计算机视觉与模式识别 · 计算机科学 2026-01-27 Wen Luo , Peng Chen , Xiaotao Huang , LiQun Huang

The application of Artificial Intelligence has become a powerful approach to detecting software vulnerabilities. However, effective vulnerability detection relies on accurately capturing the semantic structure of code and its contextual…

软件工程 · 计算机科学 2025-05-12 José Gonçalves , Miguel Silva , Eva Maia , Isabel Praça

Learned optimizers are a crucial component of meta-learning. Recent advancements in scalable learned optimizers have demonstrated their superior performance over hand-designed optimizers in various tasks. However, certain characteristics of…

机器学习 · 计算机科学 2023-06-01 Gaole Dai , Wei Wu , Ziyu Wang , Jie Fu , Shanghang Zhang , Tiejun Huang

Corruption is notoriously widespread in data collection. Despite extensive research, the existing literature predominantly focuses on specific settings and learning scenarios, lacking a unified view of corruption modelization and…

机器学习 · 计算机科学 2026-05-19 Laura Iacovissi , Nan Lu , Robert C. Williamson

Sleep staging is a clinically important task for diagnosing various sleep disorders, but remains challenging to deploy at scale because it because it is both labor-intensive and time-consuming. Supervised deep learning-based approaches can…

信号处理 · 电气工程与系统科学 2024-04-25 Sayeri Lala , Hanlin Goh , Christopher Sandino

This work concerns video-language pre-training and representation learning. In this now ubiquitous training scheme, a model first performs pre-training on paired videos and text (e.g., video clips and accompanied subtitles) from a large…

计算机视觉与模式识别 · 计算机科学 2021-04-14 Luowei Zhou , Jingjing Liu , Yu Cheng , Zhe Gan , Lei Zhang

Spiking neural networks (SNNs) have emerged as a promising direction in both computational neuroscience and artificial intelligence, offering advantages such as strong biological plausibility and low energy consumption on neuromorphic…

神经与进化计算 · 计算机科学 2025-12-04 Luu Trong Nhan , Luu Trung Duong , Pham Ngoc Nam , Truong Cong Thang

Recently, mT5 - a massively multilingual version of T5 - leveraged a unified text-to-text format to attain state-of-the-art results on a wide variety of multilingual NLP tasks. In this paper, we investigate the impact of incorporating…

计算与语言 · 计算机科学 2021-06-07 Mihir Kale , Aditya Siddhant , Noah Constant , Melvin Johnson , Rami Al-Rfou , Linting Xue

Modern large language models use a fixed tokenizer to effectively compress text drawn from a source domain. However, applying the same tokenizer to a new target domain often leads to inferior compression, more costly inference, and reduced…

计算与语言 · 计算机科学 2024-11-07 Zhili Feng , Tanya Marwah , Nicolo Fusi , David Alvarez-Melis , Lester Mackey

We study the efficient learnability of low-degree polynomial threshold functions (PTFs) in the presence of a constant fraction of adversarial corruptions. Our main algorithmic result is a polynomial-time PAC learning algorithm for this…

数据结构与算法 · 计算机科学 2024-04-02 Ilias Diakonikolas , Daniel M. Kane , Vasilis Kontonis , Sihan Liu , Nikos Zarifis

This study investigates the robustness of image classifiers to text-guided corruptions. We utilize diffusion models to edit images to different domains. Unlike other works that use synthetic or hand-picked data for benchmarking, we use…

计算机视觉与模式识别 · 计算机科学 2023-08-01 Mohammadreza Mofayezi , Yasamin Medghalchi

Prompt tuning methods have achieved remarkable success in parameter-efficient fine-tuning on large pre-trained models. However, their application to dual-modal fusion-based visual-language pre-trained models (VLPMs), such as GLIP, has…

计算机视觉与模式识别 · 计算机科学 2024-07-17 Yang Zhou , Yongjian Wu , Jiya Saiyin , Bingzheng Wei , Maode Lai , Eric Chang , Yan Xu

Background: Most of the existing machine learning models for security tasks, such as spam detection, malware detection, or network intrusion detection, are built on supervised machine learning algorithms. In such a paradigm, models need a…

密码学与安全 · 计算机科学 2022-05-03 Rui Shu , Tianpei Xia , Huy Tu , Laurie Williams , Tim Menzies

We present a novel hybrid quantum-classical neural network architecture for fraud detection that integrates a classical Long Short-Term Memory (LSTM) network with a variational quantum circuit. By leveraging quantum phenomena such as…

量子物理 · 物理学 2025-05-02 Rushikesh Ubale , Sujan K. K. , Sangram Deshpande , Gregory T. Byrd

In supervised learning one wishes to identify a pattern present in a joint distribution $P$, of instances, label pairs, by providing a function $f$ from instances to labels that has low risk $\mathbb{E}_{P}\ell(y,f(x))$. To do so, the…

机器学习 · 统计学 2015-07-07 Brendan van Rooyen , Robert C. Williamson