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In an effort to improve generalization in deep learning and automate the process of learning rate scheduling, we propose SALR: a sharpness-aware learning rate update technique designed to recover flat minimizers. Our method dynamically…

机器学习 · 计算机科学 2023-07-04 Xubo Yue , Maher Nouiehed , Raed Al Kontar

The mechanisms by which certain training interventions, such as increasing learning rates and applying batch normalization, improve the generalization of deep networks remains a mystery. Prior works have speculated that "flatter" solutions…

机器学习 · 计算机科学 2023-05-25 Simran Kaur , Jeremy Cohen , Zachary C. Lipton

A necessary characteristic for the deployment of deep learning models in real world applications is resistance to small adversarial perturbations while maintaining accuracy on non-malicious inputs. While robust training provides models that…

机器学习 · 统计学 2020-02-27 Aditya Saligrama , Guillaume Leclerc

A widely believed explanation for the remarkable generalization capacities of overparameterized neural networks is that the optimization algorithms used for training induce an implicit bias towards benign solutions. To grasp this…

机器学习 · 计算机科学 2025-12-19 Maria Matveev , Vit Fojtik , Hung-Hsu Chou , Gitta Kutyniok , Johannes Maly

Ensemble learning has gain attention in resent deep learning research as a way to further boost the accuracy and generalizability of deep neural network (DNN) models. Recent ensemble training method explores different training algorithms or…

机器学习 · 计算机科学 2023-01-20 Jingchi Zhang , Huanrui Yang , Hai Li

Sharpness-aware minimization (SAM) and related adversarial deep-learning methods can drastically improve generalization, but their underlying mechanisms are not yet fully understood. Here, we establish SAM as a relaxation of the Bayes…

机器学习 · 计算机科学 2023-12-12 Thomas Möllenhoff , Mohammad Emtiyaz Khan

Ensemble learning has had many successes in supervised learning, but it has been rare in unsupervised learning and dimensionality reduction. This study explores dimensionality reduction ensembles, using principal component analysis and…

机器学习 · 统计学 2017-10-13 Colleen M. Farrelly

Sharpness-Aware Minimization (SAM) has attracted considerable attention for its effectiveness in improving generalization in deep neural network training by explicitly minimizing sharpness in the loss landscape. Its success, however, relies…

机器学习 · 计算机科学 2025-06-16 Sungbin Shin , Dongyeop Lee , Maksym Andriushchenko , Namhoon Lee

Ensemble learning use multiple algorithms to obtain better predictive performance than any single one of its constituent algorithms could. With growing popularity of deep learning, researchers have started to ensemble them for various…

机器学习 · 计算机科学 2019-05-31 Ning An , Huitong Ding , Jiaoyun Yang , Rhoda Au , Ting Fang Alvin Ang

Targeting solutions over `flat' regions of the loss landscape, sharpness-aware minimization (SAM) has emerged as a powerful tool to improve generalizability of deep neural network based learning. While several SAM variants have been…

机器学习 · 计算机科学 2025-01-14 Yilang Zhang , Bingcong Li , Georgios B. Giannakis

Understanding the dynamics of optimization in deep learning is increasingly important as models scale. While stochastic gradient descent (SGD) and its variants reliably find solutions that generalize well, the mechanisms driving this…

机器学习 · 计算机科学 2026-04-07 Wei-Kai Chang , Rajiv Khanna

Recently, there has been a surge in interest in developing optimization algorithms for overparameterized models as achieving generalization is believed to require algorithms with suitable biases. This interest centers on minimizing…

机器学习 · 计算机科学 2026-02-05 Behrooz Tahmasebi , Ashkan Soleymani , Dara Bahri , Stefanie Jegelka , Patrick Jaillet

Seismic data often contain gaps due to various obstacles in the investigated area and recording instrument failures. Deep learning techniques offer promising solutions for reconstructing missing data parts by leveraging existing…

地球物理 · 物理学 2024-04-04 Mohammad Mahdi Abedi , David Pardo , Tariq Alkhalifah

Speech classification has attracted increasing attention due to its wide applications, particularly in classifying physical and mental states. However, these tasks are challenging due to the high variability in speech signals. Ensemble…

音频与语音处理 · 电气工程与系统科学 2024-07-25 Bagus Tris Atmaja , Felix Burkhardt

Continual Learning (CL) aims to enable models to sequentially learn multiple tasks without forgetting previous knowledge. Recent studies have shown that optimizing towards flatter loss minima can improve model generalization. However,…

机器学习 · 计算机科学 2026-01-13 Yanan Chen , Tieliang Gong , Yunjiao Zhang , Wen Wen

Deep ensembles are capable of achieving state-of-the-art results in classification and out-of-distribution (OOD) detection. However, their effectiveness is limited due to the homogeneity of learned patterns within ensembles. To overcome…

计算机视觉与模式识别 · 计算机科学 2024-11-06 Stanislav Dereka , Ivan Karpukhin , Maksim Zhdanov , Sergey Kolesnikov

Warm-starting neural network training by initializing networks with previously learned weights is appealing, as practical neural networks are often deployed under a continuous influx of new data. However, it often leads to loss of…

机器学习 · 计算机科学 2024-11-04 Baekrok Shin , Junsoo Oh , Hanseul Cho , Chulhee Yun

Ensembles are a straightforward, remarkably effective method for improving the accuracy,calibration, and robustness of models on classification tasks; yet, the reasons that underlie their success remain an active area of research. We build…

机器学习 · 统计学 2022-06-22 Neha Gupta , Jamie Smith , Ben Adlam , Zelda Mariet

Real-world datasets exhibit imbalances of varying types and degrees. Several techniques based on re-weighting and margin adjustment of loss are often used to enhance the performance of neural networks, particularly on minority classes. In…

机器学习 · 计算机科学 2022-12-29 Harsh Rangwani , Sumukh K Aithal , Mayank Mishra , R. Venkatesh Babu

Deep neural network ensembles combine the wisdom of multiple deep neural networks to improve the generalizability and robustness over individual networks. It has gained increasing popularity to study deep ensemble techniques in the deep…

机器学习 · 计算机科学 2023-11-20 Yanzhao Wu , Ka-Ho Chow , Wenqi Wei , Ling Liu