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ChatGPT has enabled access to AI-generated writing for the masses, and within just a few months, this product has disrupted the knowledge economy, initiating a culture shift in the way people work, learn, and write. The need to discriminate…

机器学习 · 计算机科学 2023-03-30 Heather Desaire , Aleesa E. Chua , Madeline Isom , Romana Jarosova , David Hua

Controlled automated story generation seeks to generate natural language stories satisfying constraints from natural language critiques or preferences. Existing methods to control for story preference utilize prompt engineering which is…

The authorship attribution is a problem of considerable practical and technical interest. Several methods have been designed to infer the authorship of disputed documents in multiple contexts. While traditional statistical methods based…

计算与语言 · 计算机科学 2018-03-28 Jeaneth Machicao , Edilson A. Corrêa , Gisele H. B. Miranda , Diego R. Amancio , Odemir M. Bruno

In this paper, we propose that small models may not need to absorb the cost of pre-training to reap its benefits. Instead, they can capitalize on the astonishing results achieved by modern, enormous models to a surprising degree. We observe…

机器学习 · 计算机科学 2024-05-06 Sean Farhat , Deming Chen

Handwriting authentication is a valuable tool used in various fields, such as fraud prevention and cultural heritage protection. However, it remains a challenging task due to the complex features, severe damage, and lack of supervision. In…

计算机视觉与模式识别 · 计算机科学 2023-07-24 Jingyao Wang , Luntian Mou , Changwen Zheng , Wen Gao

For years, adversarial training has been extensively studied in natural language processing (NLP) settings. The main goal is to make models robust so that similar inputs derive in semantically similar outcomes, which is not a trivial…

计算与语言 · 计算机科学 2021-09-21 Daniela N. Rim , DongNyeong Heo , Heeyoul Choi

This work presents a novel domain adaption paradigm for studying contrastive self-supervised representation learning and knowledge transfer using remote sensing satellite data. Major state-of-the-art remote sensing visual domain efforts…

计算机视觉与模式识别 · 计算机科学 2023-04-21 Muskaan Chopra , Prakash Chandra Chhipa , Gopal Mengi , Varun Gupta , Marcus Liwicki

Learning scientific document representations can be substantially improved through contrastive learning objectives, where the challenge lies in creating positive and negative training samples that encode the desired similarity semantics.…

计算与语言 · 计算机科学 2022-10-20 Malte Ostendorff , Nils Rethmeier , Isabelle Augenstein , Bela Gipp , Georg Rehm

How can we learn unified representations for spoken utterances and their written text? Learning similar representations for semantically similar speech and text is important for speech translation. To this end, we propose ConST, a…

计算与语言 · 计算机科学 2022-05-06 Rong Ye , Mingxuan Wang , Lei Li

Contrastive representation learning has been recently proved to be very efficient for self-supervised training. These methods have been successfully used to train encoders which perform comparably to supervised training on downstream…

机器学习 · 计算机科学 2020-12-03 Ibrahim Merad , Yiyang Yu , Emmanuel Bacry , Stéphane Gaïffas

Contrastive learning techniques have been widely used in the field of computer vision as a means of augmenting datasets. In this paper, we extend the use of these contrastive learning embeddings to sentiment analysis tasks and demonstrate…

计算与语言 · 计算机科学 2021-12-03 Ipsita Mohanty , Ankit Goyal , Alex Dotterweich

Arguably one of the top success stories of deep learning is transfer learning. The finding that pre-training a network on a rich source set (eg., ImageNet) can help boost performance once fine-tuned on a usually much smaller target set, has…

计算机视觉与模式识别 · 计算机科学 2020-11-24 Saining Xie , Jiatao Gu , Demi Guo , Charles R. Qi , Leonidas J. Guibas , Or Litany

Machine translation and other NLP systems often contain significant biases regarding sensitive attributes, such as gender or race, that worsen system performance and perpetuate harmful stereotypes. Recent preliminary research suggests that…

计算与语言 · 计算机科学 2022-03-22 Eve Fleisig , Christiane Fellbaum

Authorship analysis is an important subject in the field of natural language processing. It allows the detection of the most likely writer of articles, news, books, or messages. This technique has multiple uses in tasks related to…

We present a contrasting learning approach with data augmentation techniques to learn document representations in an unsupervised manner. Inspired by recent contrastive self-supervised learning algorithms used for image and NLP pretraining,…

We propose a framework for sequence-to-sequence contrastive learning (SeqCLR) of visual representations, which we apply to text recognition. To account for the sequence-to-sequence structure, each feature map is divided into different…

计算机视觉与模式识别 · 计算机科学 2020-12-22 Aviad Aberdam , Ron Litman , Shahar Tsiper , Oron Anschel , Ron Slossberg , Shai Mazor , R. Manmatha , Pietro Perona

As deep learning models grow in complexity, achieving model-agnostic interpretability becomes increasingly vital. In this work, we employ post-hoc conceptual contrastive edits to expose noteworthy patterns and biases imprinted in…

计算与语言 · 计算机科学 2025-03-05 Maria Lymperaiou , Giorgos Stamou

When a model attribution technique highlights a particular part of the input, a user might understand this highlight as making a statement about counterfactuals (Miller, 2019): if that part of the input were to change, the model's…

计算与语言 · 计算机科学 2021-09-15 Xi Ye , Rohan Nair , Greg Durrett

Pre-training text representations has recently been shown to significantly improve the state-of-the-art in many natural language processing tasks. The central goal of pre-training is to learn text representations that are useful for…

计算与语言 · 计算机科学 2020-04-14 Shangwen Lv , Yuechen Wang , Daya Guo , Duyu Tang , Nan Duan , Fuqing Zhu , Ming Gong , Linjun Shou , Ryan Ma , Daxin Jiang , Guihong Cao , Ming Zhou , Songlin Hu

Self-supervised representation learning has achieved impressive empirical success, yet its theoretical understanding remains limited. In this work, we provide a theoretical perspective by formulating self-supervised representation learning…

机器学习 · 计算机科学 2025-10-14 Byeongchan Lee