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Deep neural networks demonstrate to have a high performance on image classification tasks while being more difficult to train. Due to the complexity and vanishing gradient problem, it normally takes a lot of time and more computational…

计算机视觉与模式识别 · 计算机科学 2018-05-02 Mohammad Sadegh Ebrahimi , Hossein Karkeh Abadi

Loss function learning is a new meta-learning paradigm that aims to automate the essential task of designing a loss function for a machine learning model. Existing techniques for loss function learning have shown promising results, often…

机器学习 · 计算机科学 2025-10-14 Christian Raymond , Qi Chen , Bing Xue , Mengjie Zhang

In this work, we address the problem of improvement of robustness of feature representations learned using convolutional neural networks (CNNs) to image deformation. We argue that higher moment statistics of feature distributions could be…

计算机视觉与模式识别 · 计算机科学 2017-07-26 Zhun Sun , Mete Ozay , Takayuki Okatani

Neural networks are trained by minimizing a loss function that defines the discrepancy between the predicted model output and the target value. The selection of the loss function is crucial to achieve task-specific behaviour and highly…

计算机视觉与模式识别 · 计算机科学 2024-04-22 Shakhnaz Akhmedova , Nils Körber

With the tremendous success of deep learning in visual tasks, the representations extracted from intermediate layers of learned models, that is, deep features, attract much attention of researchers. Previous empirical analysis shows that…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Qi Qian , Juhua Hu , Hao Li

Many important computer vision tasks are naturally formulated to have a non-differentiable objective. Therefore, the standard, dominant training procedure of a neural network is not applicable since back-propagation requires the gradients…

计算机视觉与模式识别 · 计算机科学 2023-05-04 Yash Patel

Deep learning techniques are renowned for supporting effective transfer learning. However, as we demonstrate, the transferred representations support only a few modes of separation and much of its dimensionality is unutilized. In this work,…

计算机视觉与模式识别 · 计算机科学 2015-12-23 Etai Littwin , Lior Wolf

Existing image recognition techniques based on convolutional neural networks (CNNs) basically assume that the training and test datasets are sampled from i.i.d distributions. However, this assumption is easily broken in the real world…

计算机视觉与模式识别 · 计算机科学 2025-12-03 Kazuki Adachi , Shin'ya Yamaguchi

Transfer learning is a powerful tool to adapt trained neural networks to new tasks. Depending on the similarity of the original task to the new task, the selection of the cut-off layer is critical. For medical applications like tissue…

Nowadays, deep learning methods, especially the convolutional neural networks (CNNs), have shown impressive performance on extracting abstract and high-level features from the hyperspectral image. However, general training process of CNNs…

计算机视觉与模式识别 · 计算机科学 2020-03-12 Zhiqiang Gong , Ping Zhong , Weidong Hu

Joint-embedding based learning (e.g., SimCLR, MoCo, DINO) and reconstruction-based learning (e.g., BEiT, SimMIM, MAE) are the two leading paradigms for self-supervised learning of vision transformers, but they differ substantially in their…

机器学习 · 计算机科学 2023-04-27 Shashank Shekhar , Florian Bordes , Pascal Vincent , Ari Morcos

Meta-learning algorithms produce feature extractors which achieve state-of-the-art performance on few-shot classification. While the literature is rich with meta-learning methods, little is known about why the resulting feature extractors…

机器学习 · 计算机科学 2020-07-02 Micah Goldblum , Steven Reich , Liam Fowl , Renkun Ni , Valeriia Cherepanova , Tom Goldstein

Face recognition is one of the most widely publicized feature in the devices today and hence represents an important problem that should be studied with the utmost priority. As per the recent trends, the Convolutional Neural Network (CNN)…

计算机视觉与模式识别 · 计算机科学 2019-11-07 Yash Srivastava , Vaishnav Murali , Shiv Ram Dubey

Despite being able to capture a range of features of the data, high accuracy models trained with supervision tend to make similar predictions. This seemingly implies that high-performing models share similar biases regardless of training…

机器学习 · 计算机科学 2022-04-27 Raphael Gontijo-Lopes , Yann Dauphin , Ekin D. Cubuk

Transfer learning with models pretrained on ImageNet has become a standard practice in computer vision. Transfer learning refers to fine-tuning pretrained weights of a neural network on a downstream task, typically unrelated to ImageNet.…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Xander Coetzer , Arné Schreuder , Anna Sergeevna Bosman

Cross-entropy loss together with softmax is arguably one of the most common used supervision components in convolutional neural networks (CNNs). Despite its simplicity, popularity and excellent performance, the component does not explicitly…

机器学习 · 统计学 2017-11-21 Weiyang Liu , Yandong Wen , Zhiding Yu , Meng Yang

There is a growing body of work that leverages features extracted via topological data analysis to train machine learning models. While this field, sometimes known as topological machine learning (TML), has seen some notable successes, an…

机器学习 · 计算机科学 2022-11-16 Sarah McGuire , Shane Jackson , Tegan Emerson , Henry Kvinge

Recent results indicate that the generic descriptors extracted from the convolutional neural networks are very powerful. This paper adds to the mounting evidence that this is indeed the case. We report on a series of experiments conducted…

计算机视觉与模式识别 · 计算机科学 2014-05-13 Ali Sharif Razavian , Hossein Azizpour , Josephine Sullivan , Stefan Carlsson

Graph neural networks (GNNs) is widely used to learn a powerful representation of graph-structured data. Recent work demonstrates that transferring knowledge from self-supervised tasks to downstream tasks could further improve graph…

机器学习 · 计算机科学 2021-07-21 Xueting Han , Zhenhuan Huang , Bang An , Jing Bai

The objective of this paper is the effective transfer of the Convolutional Neural Network (CNN) feature in image search and classification. Systematically, we study three facts in CNN transfer. 1) We demonstrate the advantage of using…

计算机视觉与模式识别 · 计算机科学 2016-04-04 Liang Zheng , Yali Zhao , Shengjin Wang , Jingdong Wang , Qi Tian