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The Transformer translation model (Vaswani et al., 2017) based on a multi-head attention mechanism can be computed effectively in parallel and has significantly pushed forward the performance of Neural Machine Translation (NMT). Though…

计算与语言 · 计算机科学 2020-06-26 Hongfei Xu , Josef van Genabith , Deyi Xiong , Qiuhui Liu , Jingyi Zhang

Pre-trained language models have shown remarkable success in improving various downstream NLP tasks due to their ability to capture dependencies in textual data and generate natural responses. In this paper, we leverage the power of…

计算与语言 · 计算机科学 2020-06-30 Hung Le , Steven C. H. Hoi

Transformers have been successful for many natural language processing tasks. However, applying transformers to the video domain for tasks such as long-term video generation and scene understanding has remained elusive due to the high…

机器学习 · 计算机科学 2021-07-21 Yi-Fu Wu , Jaesik Yoon , Sungjin Ahn

To model diverse responses for a given post, one promising way is to introduce a latent variable into Seq2Seq models. The latent variable is supposed to capture the discourse-level information and encourage the informativeness of target…

计算与语言 · 计算机科学 2020-09-28 Zhi Cui , Yanran Li , Jiayi Zhang , Jianwei Cui , Chen Wei , Bin Wang

Transformers have become the dominant architecture for sequence modeling tasks such as natural language processing or audio processing, and they are now even considered for tasks that are not naturally sequential such as image…

机器学习 · 计算机科学 2024-03-05 Jorg Bornschein , Yazhe Li , Amal Rannen-Triki

Recent work in synthetic data generation in the time-series domain has focused on the use of Generative Adversarial Networks. We propose a novel architecture for synthetically generating time-series data with the use of Variational…

机器学习 · 计算机科学 2021-12-08 Abhyuday Desai , Cynthia Freeman , Zuhui Wang , Ian Beaver

Given an input video, its associated audio, and a brief caption, the audio-visual scene aware dialog (AVSD) task requires an agent to indulge in a question-answer dialog with a human about the audio-visual content. This task thus poses a…

计算机视觉与模式识别 · 计算机科学 2021-03-04 Shijie Geng , Peng Gao , Moitreya Chatterjee , Chiori Hori , Jonathan Le Roux , Yongfeng Zhang , Hongsheng Li , Anoop Cherian

Deep generative models have demonstrated successful applications in learning non-linear data distributions through a number of latent variables and these models use a nonlinear function (generator) to map latent samples into the data space.…

计算机视觉与模式识别 · 计算机科学 2023-04-04 Pourya Shamsolmoali , Masoumeh Zareapoor , Huiyu Zhou , Dacheng Tao , Xuelong Li

Non-parallel voice conversion aims to convert voice from a source domain to a target domain without paired training data. Cycle-Consistent Generative Adversarial Networks (CycleGAN) and Variational Autoencoders (VAE) have been used for this…

声音 · 计算机科学 2025-10-16 Maharnab Saikia

Transformers have become a common foundation across deep learning, yet 3D scene understanding still relies on specialized backbones with strong domain priors. This keeps the field isolated from the broader Transformer ecosystem, limiting…

计算机视觉与模式识别 · 计算机科学 2026-04-22 Kadir Yilmaz , Adrian Kruse , Tristan Höfer , Daan de Geus , Bastian Leibe

Variational autoencoders (VAEs) have received much attention recently as an end-to-end architecture for text generation with latent variables. In this paper, we investigate several multi-level structures to learn a VAE model to generate…

计算与语言 · 计算机科学 2019-06-21 Dinghan Shen , Asli Celikyilmaz , Yizhe Zhang , Liqun Chen , Xin Wang , Jianfeng Gao , Lawrence Carin

Despite significant progress of generative models in the natural sciences, their controllability remains challenging. One fundamentally missing aspect of molecular or protein generative models is an inductive bias that can reflect…

机器学习 · 计算机科学 2023-08-25 Jannis Born , Matteo Manica

This paper proposes a voice conversion (VC) method based on a sequence-to-sequence (S2S) learning framework, which enables simultaneous conversion of the voice characteristics, pitch contour, and duration of input speech. We previously…

音频与语音处理 · 电气工程与系统科学 2020-11-10 Hirokazu Kameoka , Wen-Chin Huang , Kou Tanaka , Takuhiro Kaneko , Nobukatsu Hojo , Tomoki Toda

Since its introduction, the transformer has shifted the development trajectory away from traditional models (e.g., RNN, MLP) in time series forecasting, which is attributed to its ability to capture global dependencies within temporal…

机器学习 · 计算机科学 2025-01-07 Xiwen Chen , Peijie Qiu , Wenhui Zhu , Huayu Li , Hao Wang , Aristeidis Sotiras , Yalin Wang , Abolfazl Razi

We propose a topic-guided variational autoencoder (TGVAE) model for text generation. Distinct from existing variational autoencoder (VAE) based approaches, which assume a simple Gaussian prior for the latent code, our model specifies the…

计算与语言 · 计算机科学 2019-03-19 Wenlin Wang , Zhe Gan , Hongteng Xu , Ruiyi Zhang , Guoyin Wang , Dinghan Shen , Changyou Chen , Lawrence Carin

Translation into morphologically-rich languages challenges neural machine translation (NMT) models with extremely sparse vocabularies where atomic treatment of surface forms is unrealistic. This problem is typically addressed by either…

计算与语言 · 计算机科学 2020-02-28 Duygu Ataman , Wilker Aziz , Alexandra Birch

Deep generative modeling of natural languages has achieved many successes, such as producing fluent sentences and translating from one language into another. However, the development of generative modeling techniques for paraphrase…

计算与语言 · 计算机科学 2023-11-28 Haotian Luo , Yixin Liu , Peidong Liu , Xianggen Liu

The process of translation is ambiguous, in that there are typically many valid trans- lations for a given sentence. This gives rise to significant variation in parallel cor- pora, however, most current models of machine translation do not…

机器学习 · 统计学 2018-05-29 Philip Schulz , Wilker Aziz , Trevor Cohn

In this work, we propose a novel variational Bayesian adaptive learning approach for cross-domain knowledge transfer to address acoustic mismatches between training and testing conditions, such as recording devices and environmental noise.…

音频与语音处理 · 电气工程与系统科学 2025-01-28 Hu Hu , Sabato Marco Siniscalchi , Chao-Han Huck Yang , Chin-Hui Lee

Despite recent successes in synthesizing faces and bedrooms, existing generative models struggle to capture more complex image types, potentially due to the oversimplification of their latent space constructions. To tackle this issue,…

机器学习 · 计算机科学 2018-03-13 Wenling Shang , Kihyuk Sohn , Yuandong Tian