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In this paper we deal with the offline handwriting text recognition (HTR) problem with reduced training datasets. Recent HTR solutions based on artificial neural networks exhibit remarkable solutions in referenced databases. These deep…

计算机视觉与模式识别 · 计算机科学 2020-12-08 José Carlos Aradillas , Juan José Murillo-Fuentes , Pablo M. Olmos

Modern deep neural networks (DNNs) are extremely powerful; however, this comes at the price of increased depth and having more parameters per layer, making their training and inference more computationally challenging. In an attempt to…

机器学习 · 统计学 2024-03-04 Lingyu Gu , Yongqi Du , Yuan Zhang , Di Xie , Shiliang Pu , Robert C. Qiu , Zhenyu Liao

The extreme multi-label classification~(XMC) task involves learning a classifier that can predict from a large label set the most relevant subset of labels for a data instance. While deep neural networks~(DNNs) have demonstrated remarkable…

机器学习 · 计算机科学 2024-07-09 Ken Nishida , Kojiro Machi , Kazuma Onishi , Katsuhiko Hayashi , Hidetaka Kamigaito

Deep hedging represents a cutting-edge approach to risk management for financial derivatives by leveraging the power of deep learning. However, existing methods often face challenges related to computational inefficiency, sensitivity to…

机器学习 · 计算机科学 2025-02-26 Lei Zhao , Lin Cai

Speech dereverberation is often an important requirement in robust speech processing tasks. Supervised deep learning (DL) models give state-of-the-art performance for single-channel speech dereverberation. Temporal convolutional networks…

声音 · 计算机科学 2022-07-04 William Ravenscroft , Stefan Goetze , Thomas Hain

Training deep recurrent neural network (RNN) architectures is complicated due to the increased network complexity. This disrupts the learning of higher order abstracts using deep RNN. In case of feed-forward networks training deep…

计算与语言 · 计算机科学 2018-08-07 Murali Karthick Baskar , Martin Karafiat , Lukas Burget , Karel Vesely , Frantisek Grezl , Jan Honza Cernocky

Accelerating the data acquisition of dynamic magnetic resonance imaging (MRI) leads to a challenging ill-posed inverse problem, which has received great interest from both the signal processing and machine learning community over the last…

计算机视觉与模式识别 · 计算机科学 2018-10-16 Chen Qin , Jo Schlemper , Jose Caballero , Anthony Price , Joseph V. Hajnal , Daniel Rueckert

Deep Reinforcement Learning has enabled the learning of policies for complex tasks in partially observable environments, without explicitly learning the underlying model of the tasks. While such model-free methods achieve considerable…

机器学习 · 计算机科学 2017-01-11 Tanmay Shankar , Santosha K. Dwivedy , Prithwijit Guha

Deep learning utilizing deep neural networks (DNNs) has achieved a lot of success recently in many important areas such as computer vision, natural language processing, and recommendation systems. The lack of convexity for DNNs has been…

机器学习 · 计算机科学 2022-06-14 Jingcheng Zhou , Wei Wei , Xing Li , Bowen Pang , Zhiming Zheng

Long short-term memory (LSTM) recurrent neural networks (RNNs) have been shown to give state-of-the-art performance on many speech recognition tasks, as they are able to provide the learned dynamically changing contextual window of all…

计算与语言 · 计算机科学 2016-10-12 Xiangang Li , Xihong Wu

Time delay neural networks (TDNNs) are an effective acoustic model for large vocabulary speech recognition. The strength of the model can be attributed to its ability to effectively model long temporal contexts. However, current TDNN models…

计算与语言 · 计算机科学 2018-02-21 Florian Kreyssig , Chao Zhang , Philip Woodland

Reinforcement Learning (RL) algorithms allow artificial agents to improve their action selections so as to increase rewarding experiences in their environments. Deep Reinforcement Learning algorithms require solving a nonconvex and…

机器学习 · 计算机科学 2019-04-18 Jacob Rafati , Roummel F. Marcia

Historical documents present many challenges for offline handwriting recognition systems, among them, the segmentation and labeling steps. Carefully annotated textlines are needed to train an HTR system. In some scenarios, transcripts are…

计算机视觉与模式识别 · 计算机科学 2018-11-20 Edgard Chammas , Chafic Mokbel , Laurence Likforman-Sulem

Neural network (NN) designed for challenging machine learning tasks is in general a highly nonlinear mapping that contains massive variational parameters. High complexity of NN, if unbounded or unconstrained, might unpredictably cause…

机器学习 · 计算机科学 2025-05-23 Yong Qing , Ke Li , Peng-Fei Zhou , Shi-Ju Ran

Conventional Convolutional neural networks (CNN) are trained on large domain datasets and are hence typically over-represented and inefficient in limited class applications. An efficient way to convert such large many-class pre-trained…

计算机视觉与模式识别 · 计算机科学 2020-08-06 K. Sai Ram , Jayanta Mukherjee , Amit Patra , Partha Pratim Das

The process of training feedforward neural networks (FFNNs) can benefit from an automated process where the best heuristic to train the network is sought out automatically by means of a high-level probabilistic-based heuristic. This…

机器学习 · 计算机科学 2024-09-10 Arné Schreuder , Anna Bosman , Andries Engelbrecht , Christopher Cleghorn

We present Multi-Scale Label Dependence Relation Networks (MSDN), a novel approach to multi-label classification (MLC) using 1-dimensional convolution kernels to learn label dependencies at multi-scale. Modern multi-label classifiers have…

机器学习 · 计算机科学 2021-07-14 Junhyung Kim , Byungyoon Park , Charmgil Hong

The recently proposed fully-connected tensor network (FCTN) decomposition has demonstrated significant advantages in correlation characterization and transpositional invariance, and has achieved notable achievements in multi-dimensional…

机器学习 · 计算机科学 2026-02-16 Wenjin Qin , Hailin Wang , Jiangjun Peng , Jianjun Wang , Tingwen Huang

Recurrent neural networks (RNNs) achieve cutting-edge performance on a variety of problems. However, due to their high computational and memory demands, deploying RNNs on resource constrained mobile devices is a challenging task. To…

机器学习 · 计算机科学 2018-06-12 Jie Zhang , Xiaolong Wang , Dawei Li , Yalin Wang

The performance of automatic speech recognition (ASR) has improved tremendously due to the application of deep neural networks (DNNs). Despite this progress, building a new ASR system remains a challenging task, requiring various resources,…

计算与语言 · 计算机科学 2015-10-20 Yajie Miao , Mohammad Gowayyed , Florian Metze