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Neural scaling laws (NSL) refer to the phenomenon where model performance improves with scale. Sharma & Kaplan analyzed NSL using approximation theory and predict that MSE losses decay as $N^{-\alpha}$, $\alpha=4/d$, where $N$ is the number…

机器学习 · 计算机科学 2024-02-05 Ziming Liu , Max Tegmark

Skin cancer affects a large population every year -- automated skin cancer detection algorithms can thus greatly help clinicians. Prior efforts involving deep learning models have high detection accuracy. However, most of the models have a…

计算机视觉与模式识别 · 计算机科学 2020-08-28 Sherin Muckatira

Multi-task learning (MTL) trains deep neural networks to optimize several objectives simultaneously using a shared backbone, which leads to reduced computational costs, improved data efficiency, and enhanced performance through cross-task…

机器学习 · 计算机科学 2025-09-30 Hoang Phan , Lam Tran , Quyen Tran , Ngoc N. Tran , Tuan Truong , Qi Lei , Nhat Ho , Dinh Phung , Trung Le

Large pre-trained transformers have been receiving explosive attention in the past few years, due to their wide adaptability for numerous downstream applications via fine-tuning, but their exponentially increasing parameter counts are…

机器学习 · 计算机科学 2023-06-21 Ajay Jaiswal , Shiwei Liu , Tianlong Chen , Ying Ding , Zhangyang Wang

The lottery ticket hypothesis suggests that sparse, sub-networks of a given neural network, if initialized properly, can be trained to reach comparable or even better performance to that of the original network. Prior works in lottery…

机器学习 · 计算机科学 2021-02-01 Neha Mukund Kalibhat , Yogesh Balaji , Soheil Feizi

Is the lottery ticket phenomenon an idiosyncrasy of gradient-based training or does it generalize to evolutionary optimization? In this paper we establish the existence of highly sparse trainable initializations for evolution strategies…

神经与进化计算 · 计算机科学 2023-06-02 Robert Tjarko Lange , Henning Sprekeler

The exponential growth in numbers of parameters of neural networks over the past years has been accompanied by an increase in performance across several fields. However, due to their sheer size, the networks not only became difficult to…

机器学习 · 计算机科学 2022-02-18 Nils Koster , Oliver Grothe , Achim Rettinger

Robustness against unwanted perturbations is an important aspect of deploying neural network classifiers in the real world. Common natural perturbations include noise, saturation, occlusion, viewpoint changes, and blur deformations. All of…

计算机视觉与模式识别 · 计算机科学 2021-11-19 Sadaf Gulshad , Ivan Sosnovik , Arnold Smeulders

Recent advances in neural network pruning have shown how it is possible to reduce the computational costs and memory demands of deep learning models before training. We focus on this framework and propose a new pruning at initialization…

计算机视觉与模式识别 · 计算机科学 2024-06-05 Leonardo Iurada , Marco Ciccone , Tatiana Tommasi

The Lottery Ticket hypothesis proposes that ideal, sparse subnetworks, called lottery tickets, exist in untrained dense neural networks. The Early Bird hypothesis proposes an efficient algorithm to find these winning lottery tickets in…

机器学习 · 计算机科学 2024-12-12 Adithya Vasudev

In this paper we analyze the classification performance of neural network structures without parametric inference. Making use of neural architecture search, we empirically demonstrate that it is possible to find random weight architectures,…

机器学习 · 计算机科学 2021-04-15 Martin Mundt , Iuliia Pliushch , Visvanathan Ramesh

Grokking is an intriguing phenomenon of delayed generalization, where neural networks initially memorize training data with perfect accuracy but exhibit poor generalization, subsequently transitioning to a generalizing solution with…

机器学习 · 计算机科学 2025-05-12 Gouki Minegishi , Yusuke Iwasawa , Yutaka Matsuo

In this paper, we present perturbation analysis and randomized algorithms for the total least squares (TLS) problems. We derive the perturbation bound and check its sharpness by numerical experiments. Motivated by the recently popular…

数值分析 · 数学 2014-11-12 Pengpeng Xie , Yimin Wei , Hua Xiang

Vector perturbation (VP) precoding is an effective nonlinear precoding technique in the downlink (DL) with modulo channels, providing an approximation of dirty paper coding (DPC) which is capacity-achieving. Especially, when combined with…

信息论 · 计算机科学 2026-05-06 Dominik Semmler , Wolfgang Utschick , Michael Joham

With the rapid development of deep learning, the sizes of neural networks become larger and larger so that the training and inference often overwhelm the hardware resources. Given the fact that neural networks are often over-parameterized,…

机器学习 · 计算机科学 2022-06-20 Zhangheng Li , Tianlong Chen , Linyi Li , Bo Li , Zhangyang Wang

Consistently scaling pre-trained language models (PLMs) imposes substantial burdens on model adaptation, necessitating more efficient alternatives to conventional fine-tuning. Given the advantage of prompting in the zero-shot setting and…

计算与语言 · 计算机科学 2023-06-01 Yulin Chen , Ning Ding , Xiaobin Wang , Shengding Hu , Hai-Tao Zheng , Zhiyuan Liu , Pengjun Xie

Random masks define surprisingly effective sparse neural network models, as has been shown empirically. The resulting sparse networks can often compete with dense architectures and state-of-the-art lottery ticket pruning algorithms, even…

机器学习 · 计算机科学 2023-06-01 Advait Gadhikar , Sohom Mukherjee , Rebekka Burkholz

Recently low displacement rank (LDR) matrices, or so-called structured matrices, have been proposed to compress large-scale neural networks. Empirical results have shown that neural networks with weight matrices of LDR matrices, referred as…

机器学习 · 计算机科学 2017-09-25 Liang Zhao , Siyu Liao , Yanzhi Wang , Zhe Li , Jian Tang , Victor Pan , Bo Yuan

Studying the sensitivity of weight perturbation in neural networks and its impacts on model performance, including generalization and robustness, is an active research topic due to its implications on a wide range of machine learning tasks…

机器学习 · 计算机科学 2021-12-20 Yu-Lin Tsai , Chia-Yi Hsu , Chia-Mu Yu , Pin-Yu Chen

Pruning and quantization techniques have been broadly successful in reducing the number of parameters needed for large neural networks, yet theoretical justification for their empirical success falls short. We consider a randomized greedy…

机器学习 · 计算机科学 2025-12-09 Houssam El Cheairi , David Gamarnik , Rahul Mazumder