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When incrementally trained on new classes, deep neural networks are subject to catastrophic forgetting which leads to an extreme deterioration of their performance on the old classes while learning the new ones. Using a small memory…

机器学习 · 计算机科学 2022-11-15 Quentin Jodelet , Xin Liu , Tsuyoshi Murata

Large language models (LLMs) have made transformed changes for human society. One of the key computation in LLMs is the softmax unit. This operation is important in LLMs because it allows the model to generate a distribution over possible…

机器学习 · 计算机科学 2023-04-27 Yichuan Deng , Zhihang Li , Zhao Song

Despite being the standard loss function to train multi-class neural networks, the log-softmax has two potential limitations. First, it involves computations that scale linearly with the number of output classes, which can restrict the size…

机器学习 · 计算机科学 2016-05-30 Alexandre de Brébisson , Pascal Vincent

Deep neural networks trained using a softmax layer at the top and the cross-entropy loss are ubiquitous tools for image classification. Yet, this does not naturally enforce intra-class similarity nor inter-class margin of the learned deep…

计算机视觉与模式识别 · 计算机科学 2017-12-06 José Lezama , Qiang Qiu , Pablo Musé , Guillermo Sapiro

There has been a rapid advance of custom hardware (HW) for accelerating the inference speed of deep neural networks (DNNs). Previously, the softmax layer was not a main concern of DNN accelerating HW, because its portion is relatively small…

机器学习 · 计算机科学 2021-11-23 Ihor Vasyltsov , Wooseok Chang

Speaker Recognition is a challenging task with essential applications such as authentication, automation, and security. The SincNet is a new deep learning based model which has produced promising results to tackle the mentioned task. To…

音频与语音处理 · 电气工程与系统科学 2019-10-15 João Antônio Chagas Nunes , David Macêdo , Cleber Zanchettin

A typical pipeline for Zero-Shot Learning (ZSL) is to integrate the visual features and the class semantic descriptors into a multimodal framework with a linear or bilinear model. However, the visual features and the class semantic…

计算机视觉与模式识别 · 计算机科学 2017-05-23 Zhong Ji , Yunxin Sun , Yulong Yu , Jichang Guo , Yanwei Pang

The computational cost of training with softmax cross entropy loss grows linearly with the number of classes. For the settings where a large number of classes are involved, a common method to speed up training is to sample a subset of…

机器学习 · 计算机科学 2020-01-01 Ankit Singh Rawat , Jiecao Chen , Felix Yu , Ananda Theertha Suresh , Sanjiv Kumar

We present SoftDICE, which achieves state-of-the-art performance for imitation learning. SoftDICE fixes several key problems in ValueDICE, an off-policy distribution matching approach for sample-efficient imitation learning. Specifically,…

机器学习 · 计算机科学 2021-06-08 Mingfei Sun , Anuj Mahajan , Katja Hofmann , Shimon Whiteson

Building upon recent advances in entropy-regularized optimal transport, and upon Fenchel duality between measures and continuous functions , we propose a generalization of the logistic loss that incorporates a metric or cost between…

机器学习 · 统计学 2019-05-16 Arthur Mensch , Mathieu Blondel , Gabriel Peyré

SoftMax is a ubiquitous ingredient of modern machine learning algorithms. It maps an input vector onto a probability simplex and reweights the input by concentrating the probability mass at large entries. Yet, as a smooth approximation to…

机器学习 · 计算机科学 2025-01-09 Yuxuan Zhou , Mario Fritz , Margret Keuper

Training deep learning models for accurate spatiotemporal recognition of facial expressions in videos requires significant computational resources. For practical reasons, 3D Convolutional Neural Networks (3D CNNs) are usually trained with…

计算机视觉与模式识别 · 计算机科学 2020-11-11 Théo Ayral , Marco Pedersoli , Simon Bacon , Eric Granger

Clustering is one of the most fundamental tasks in machine learning. Recently, deep clustering has become a major trend in clustering techniques. Representation learning often plays an important role in the effectiveness of deep clustering,…

机器学习 · 计算机科学 2021-06-02 Yaling Tao , Kentaro Takagi , Kouta Nakata

Learning with a primary objective, such as softmax cross entropy for classification and sequence generation, has been the norm for training deep neural networks for years. Although being a widely-adopted approach, using cross entropy as the…

机器学习 · 计算机科学 2019-03-25 Hao-Yun Chen , Pei-Hsin Wang , Chun-Hao Liu , Shih-Chieh Chang , Jia-Yu Pan , Yu-Ting Chen , Wei Wei , Da-Cheng Juan

Face recognition has achieved unprecedented results, surpassing human capabilities in certain scenarios. However, these automatic solutions are not ready for production because they can be easily fooled by simple identity impersonation…

计算机视觉与模式识别 · 计算机科学 2019-04-18 Daniel Pérez-Cabo , David Jiménez-Cabello , Artur Costa-Pazo , Roberto J. López-Sastre

When samples have internal structure, we often see a mismatch between the objective optimized during training and the model's goal during inference. For example, in sequence-to-sequence modeling we are interested in high-quality translated…

机器学习 · 计算机科学 2020-10-05 Xi Gao , Han Zhang , Aliakbar Panahi , Tom Arodz

Previous work has proposed many new loss functions and regularizers that improve test accuracy on image classification tasks. However, it is not clear whether these loss functions learn better representations for downstream tasks. This…

计算机视觉与模式识别 · 计算机科学 2021-11-05 Simon Kornblith , Ting Chen , Honglak Lee , Mohammad Norouzi

Traditional deep learning models rely on methods such as softmax cross-entropy and ArcFace loss for tasks like classification and face recognition. These methods mainly explore angular features in a hyperspherical space, often resulting in…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Chiranjeev Chiranjeev , Muskan Dosi , Kartik Thakral , Mayank Vatsa , Richa Singh

Deep learning models have become increasingly useful in many different industries. On the domain of image classification, convolutional neural networks proved the ability to learn robust features for the closed set problem, as shown in many…

计算机视觉与模式识别 · 计算机科学 2022-03-01 Rafael S. Pereira , Alexis Joly , Patrick Valduriez , Fabio Porto

This paper proposes a novel procedure for training an encoder-decoder based deep neural network which compresses NxM models into a single model enabling us to dynamically choose the number of encoder and decoder layers for decoding.…

计算与语言 · 计算机科学 2019-08-29 Raj Dabre , Atsushi Fujita