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In this paper, we propose Selective Output Smoothing Regularization, a novel regularization method for training the Convolutional Neural Networks (CNNs). Inspired by the diverse effects on training from different samples, Selective Output…

计算机视觉与模式识别 · 计算机科学 2022-03-30 Xuan Cheng , Tianshu Xie , Xiaomin Wang , Qifeng Weng , Minghui Liu , Jiali Deng , Ming Liu

Model pruning has become a useful technique that improves the computational efficiency of deep learning, making it possible to deploy solutions in resource-limited scenarios. A widely-used practice in relevant work assumes that a…

机器学习 · 计算机科学 2018-02-06 Jianbo Ye , Xin Lu , Zhe Lin , James Z. Wang

Masked Language Modeling (MLM) is widely used to pretrain language models. The standard random masking strategy in MLM causes the pre-trained language models (PLMs) to be biased toward high-frequency tokens. Representation learning of rare…

计算与语言 · 计算机科学 2023-05-25 Linhan Zhang , Qian Chen , Wen Wang , Chong Deng , Xin Cao , Kongzhang Hao , Yuxin Jiang , Wei Wang

Coping with the impact of dynamic channels is a critical issue in joint source-channel coding (JSCC)-based semantic communication systems. In this paper, we propose a lightweight channel-adaptive semantic coding architecture called…

信息论 · 计算机科学 2025-01-10 Hongwei Zhang , Meixia Tao

Reinforcement learning (RL) has emerged as a promising paradigm for training reasoning-oriented models by leveraging rule-based reward signals. However, RL training typically tends to improve single-sample success rates (i.e., Pass@1) while…

Semi-weakly supervised semantic segmentation (SWSSS) aims to train a model to identify objects in images based on a small number of images with pixel-level labels, and many more images with only image-level labels. Most existing SWSSS…

计算机视觉与模式识别 · 计算机科学 2022-05-04 Wonho Bae , Junhyug Noh , Milad Jalali Asadabadi , Danica J. Sutherland

In multi-objective optimization, multiple loss terms are weighted and added together to form a single objective. These weights are chosen to properly balance the competing losses according to some meta-goal. For example, in physics-informed…

数值分析 · 数学 2025-11-20 Max Hirsch , Federico Pichi

Channel pruning is one of the predominant approaches for deep model compression. Existing pruning methods either train from scratch with sparsity constraints on channels, or minimize the reconstruction error between the pre-trained feature…

计算机视觉与模式识别 · 计算机科学 2019-01-15 Zhuangwei Zhuang , Mingkui Tan , Bohan Zhuang , Jing Liu , Yong Guo , Qingyao Wu , Junzhou Huang , Jinhui Zhu

We propose an empirical approach centered on the spectral dynamics of weights -- the behavior of singular values and vectors during optimization -- to unify and clarify several phenomena in deep learning. We identify a consistent bias in…

Compressed Sensing refers to extracting a low-dimensional structured signal of interest from its incomplete random linear observations. A line of recent work has studied that, with the extra prior information about the signal, one can…

信息论 · 计算机科学 2017-04-19 Sajad Daei , Farzan Haddadi

As deep learning continues to be driven by ever-larger datasets, understanding which examples are most important for generalization has become a critical question. While progress in data selection continues, emerging applications require…

机器学习 · 计算机科学 2025-07-02 Mustafa Burak Gurbuz , Xingyu Zheng , Constantine Dovrolis

The aim of this paper is to develop a method to estimate high order FIR and ARX models using least squares with re-weighted nuclear norm regularization. Typically, the choice of the tuning parameter in the reweighting scheme is…

最优化与控制 · 数学 2015-07-22 Huong Ha , James S. Welsh , Niclas Blomberg , Cristian R. Rojas , Bo Wahlberg

In continual learning (CL), the goal is to design models that can learn a sequence of tasks without catastrophic forgetting. While there is a rich set of techniques for CL, relatively little understanding exists on how representations built…

机器学习 · 计算机科学 2022-11-08 Yingcong Li , Mingchen Li , M. Salman Asif , Samet Oymak

In the vast landscape of internet information, recommender systems (RecSys) have become essential for guiding users through a sea of choices aligned with their preferences. These systems have applications in diverse domains, such as news…

信息检索 · 计算机科学 2024-08-01 Liangwei Yang , Zhiwei Liu , Jianguo Zhang , Rithesh Murthy , Shelby Heinecke , Huan Wang , Caiming Xiong , Philip S. Yu

A powerful and flexible approach to structured prediction consists in embedding the structured objects to be predicted into a feature space of possibly infinite dimension by means of output kernels, and then, solving a regression problem in…

In this paper for the first time the nonparametric autoregression estimation problem for the quadratic risks is considered. To this end we develop a new adaptive sequential model selection method based on the efficient sequential kernel…

统计理论 · 数学 2018-09-10 Ouerdia Arkoun , Jean-Yves Brua , Serguei Pergamenshchikov

This paper proposes an approach, Spectral Dynamics Embedding Control (SDEC), to optimal control for nonlinear stochastic systems. This method reveals an infinite-dimensional feature representation induced by the system's nonlinear…

机器学习 · 计算机科学 2025-08-27 Zhaolin Ren , Tongzheng Ren , Haitong Ma , Na Li , Bo Dai

The Fr\'echet regression is a useful method for modeling random objects in a general metric space given Euclidean covariates. However, the conventional approach could be sensitive to outlying objects in the sense that the distance from the…

统计计算 · 统计学 2026-01-21 Hao Li , Shonosuke Sugasawa , Shota Katayama

Large language models (LLMs) generate high-dimensional embeddings that capture rich semantic and syntactic information. However, high-dimensional embeddings exacerbate computational complexity and storage requirements, thereby hindering…

计算与语言 · 计算机科学 2025-10-15 Biao Zhang , Lixin Chen , Tong Liu , Bo Zheng

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…

统计方法学 · 统计学 2023-04-19 Tengyao Wang , Edgar Dobriban , Milana Gataric , Richard J. Samworth