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Recently, there has been a surge in the use of generated data to enhance the performance of downstream models, largely due to the advancements in pre-trained language models. However, most prevailing methods trained generative and…

计算与语言 · 计算机科学 2023-09-26 Tong Wu , Hao Wang , Zhongshen Zeng , Wei Wang , Hai-Tao Zheng , Jiaxing Zhang

Independence analysis is an indispensable step before regression analysis to find out essential factors that influence the objects. With many applications in machine Learning, medical Learning and a variety of disciplines, statistical…

统计方法学 · 统计学 2022-07-08 Wenliang Pan , Yujue Li , Jianwu Liu , Pei Dang , Weixiong Mai

Paraphrase generation strives to generate high-quality and diverse expressions of a given text, a domain where diffusion models excel. Though SOTA diffusion generation reconciles generation quality and diversity, textual diffusion suffers…

计算与语言 · 计算机科学 2025-01-20 Wei Zou , Ziyuan Zhuang , Xiang Geng , Shujian Huang , Jia Liu , Jiajun Chen

Speech synthesis is an important practical generative modeling problem that has seen great progress over the last few years, with likelihood-based autoregressive neural models now outperforming traditional concatenative systems. A downside…

音频与语音处理 · 电气工程与系统科学 2020-10-26 Alexey A. Gritsenko , Tim Salimans , Rianne van den Berg , Jasper Snoek , Nal Kalchbrenner

A measure of similarity between text embeddings can be considered adequate only if it adheres to the human perception of similarity between texts. In this paper, we introduce the distance-to-distance ratio (DDR), a novel measure of…

计算与语言 · 计算机科学 2026-01-27 Abdullah Qureshi , Kenneth Rice , Alexander Wolpert

Controllable text generation is a challenging and meaningful field in natural language generation (NLG). Especially, poetry generation is a typical one with well-defined and strict conditions for text generation which is an ideal playground…

计算与语言 · 计算机科学 2023-12-20 Zhiyuan Hu , Chumin Liu , Yue Feng , Anh Tuan Luu , Bryan Hooi

Despite considerable advancements with deep neural language models, the enigma of neural text degeneration persists when these models are tested as text generators. The counter-intuitive empirical observation is that even though the use of…

计算与语言 · 计算机科学 2020-02-18 Ari Holtzman , Jan Buys , Li Du , Maxwell Forbes , Yejin Choi

Modern embedding-based metrics for evaluation of generated text generally fall into one of two paradigms: discriminative metrics that are trained to directly predict which outputs are of higher quality according to supervised human…

计算与语言 · 计算机科学 2022-12-13 Yiwei Qin , Weizhe Yuan , Graham Neubig , Pengfei Liu

A major challenge in the field of Text Generation is evaluation because we lack a sound theory that can be leveraged to extract guidelines for evaluation campaigns. In this work, we propose a first step towards such a theory that…

计算与语言 · 计算机科学 2022-10-25 Pius von Däniken , Jan Deriu , Don Tuggener , Mark Cieliebak

It is still a challenging task to learn a neural text generation model under the framework of generative adversarial networks (GANs) since the entire training process is not differentiable. The existing training strategies either suffer…

计算与语言 · 计算机科学 2023-07-25 Liping Yuan , Jiehang Zeng , Xiaoqing Zheng

Understanding what information neural networks capture is an essential problem in deep learning, and studying whether different models capture similar features is an initial step to achieve this goal. Previous works sought to define metrics…

机器学习 · 计算机科学 2020-07-27 Yunzhen Feng , Runtian Zhai , Di He , Liwei Wang , Bin Dong

Existing reference-free metrics have obvious limitations for evaluating controlled text generation models. Unsupervised metrics can only provide a task-agnostic evaluation result which correlates weakly with human judgments, whereas…

计算与语言 · 计算机科学 2022-12-06 Pei Ke , Hao Zhou , Yankai Lin , Peng Li , Jie Zhou , Xiaoyan Zhu , Minlie Huang

Large language models benefit from training with a large amount of unlabeled text, which gives them increasingly fluent and diverse generation capabilities. However, using these models for text generation that takes into account target…

计算与语言 · 计算机科学 2021-09-16 Dian Yu , Zhou Yu , Kenji Sagae

Diffusion models have become a new generative paradigm for text generation. Considering the discrete categorical nature of text, in this paper, we propose GlyphDiffusion, a novel diffusion approach for text generation via text-guided image…

计算与语言 · 计算机科学 2023-05-09 Junyi Li , Wayne Xin Zhao , Jian-Yun Nie , Ji-Rong Wen

Generating novel and functional protein sequences is critical to a wide range of applications in biology. Recent advancements in conditional diffusion models have shown impressive empirical performance in protein generation tasks. However,…

机器学习 · 计算机科学 2025-12-04 Zinan Ling , Yi Shi , Brett McKinney , Da Yan , Yang Zhou , Bo Hui

This paper proposes an approach for applying GANs to NMT. We build a conditional sequence generative adversarial net which comprises of two adversarial sub models, a generator and a discriminator. The generator aims to generate sentences…

计算与语言 · 计算机科学 2018-04-10 Zhen Yang , Wei Chen , Feng Wang , Bo Xu

Controllable text generation concerns two fundamental tasks of wide applications, namely generating text of given attributes (i.e., attribute-conditional generation), and minimally editing existing text to possess desired attributes (i.e.,…

计算与语言 · 计算机科学 2022-01-25 Zhiting Hu , Li Erran Li

Despite recent advances, goal-directed generation of structured discrete data remains challenging. For problems such as program synthesis (generating source code) and materials design (generating molecules), finding examples which satisfy…

机器学习 · 计算机科学 2020-10-26 Amina Mollaysa , Brooks Paige , Alexandros Kalousis

Generative models have proven to be an outstanding tool for representing high-dimensional probability distributions and generating realistic-looking images. An essential characteristic of generative models is their ability to produce…

机器学习 · 计算机科学 2019-11-26 Mohamed Elfeki , Camille Couprie , Morgane Riviere , Mohamed Elhoseiny

We propose a Distributional Approach for addressing Controlled Text Generation from pre-trained Language Models (LMs). This approach permits to specify, in a single formal framework, both "pointwise" and "distributional" constraints over…

计算与语言 · 计算机科学 2021-05-07 Muhammad Khalifa , Hady Elsahar , Marc Dymetman