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Related papers: Rule Augmented Unsupervised Constituency Parsing

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This work presents a new approach to unsupervised abstractive summarization based on maximizing a combination of coverage and fluency for a given length constraint. It introduces a novel method that encourages the inclusion of key terms…

Computation and Language · Computer Science 2021-05-13 Philippe Laban , Andrew Hsi , John Canny , Marti A. Hearst

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,…

Computation and Language · Computer Science 2021-03-29 Dongsheng Luo , Wei Cheng , Jingchao Ni , Wenchao Yu , Xuchao Zhang , Bo Zong , Yanchi Liu , Zhengzhang Chen , Dongjin Song , Haifeng Chen , Xiang Zhang

Dense retrievers have made significant strides in text retrieval and open-domain question answering. However, most of these achievements have relied heavily on extensive human-annotated supervision. In this study, we aim to develop…

Computation and Language · Computer Science 2024-10-31 Rui Meng , Ye Liu , Semih Yavuz , Divyansh Agarwal , Lifu Tu , Ning Yu , Jianguo Zhang , Meghana Bhat , Yingbo Zhou

We describe an incremental unsupervised procedure to learn words from transcribed continuous speech. The algorithm is based on a conservative and traditional statistical model, and results of empirical tests show that it is competitive with…

Computation and Language · Computer Science 2007-05-23 Anand Venkataraman

Neural unsupervised parsing (UP) models learn to parse without access to syntactic annotations, while being optimized for another task like language modeling. In this work, we propose self-training for neural UP models: we leverage…

Computation and Language · Computer Science 2020-05-28 Anhad Mohananey , Katharina Kann , Samuel R. Bowman

Combining reinforcement learning with language grounding is challenging as the agent needs to explore the environment while simultaneously learning multiple language-conditioned tasks. To address this, we introduce a novel method: the…

Machine Learning · Computer Science 2025-01-23 Vanya Cohen , Geraud Nangue Tasse , Nakul Gopalan , Steven James , Matthew Gombolay , Ray Mooney , Benjamin Rosman

We present a system that allows a user to search a large linguistically annotated corpus using syntactic patterns over dependency graphs. In contrast to previous attempts to this effect, we introduce a light-weight query language that does…

Computation and Language · Computer Science 2020-06-05 Micah Shlain , Hillel Taub-Tabib , Shoval Sadde , Yoav Goldberg

Many successful approaches to semantic parsing build on top of the syntactic analysis of text, and make use of distributional representations or statistical models to match parses to ontology-specific queries. This paper presents a novel…

Computation and Language · Computer Science 2014-04-30 Edward Grefenstette , Phil Blunsom , Nando de Freitas , Karl Moritz Hermann

Recently, Zhang et al. (2022) propose a syntax-aware grammatical error correction (GEC) approach, named SynGEC, showing that incorporating tailored dependency-based syntax of the input sentence is quite beneficial to GEC. This work…

Computation and Language · Computer Science 2022-11-16 Yue Zhang , Zhenghua Li

Contextualized word representations, such as ELMo and BERT, were shown to perform well on various semantic and syntactic tasks. In this work, we tackle the task of unsupervised disentanglement between semantics and structure in neural…

Computation and Language · Computer Science 2021-03-15 Shauli Ravfogel , Yanai Elazar , Jacob Goldberger , Yoav Goldberg

Low-resource machine translation requires methods that differ from those used for high-resource languages. This paper proposes a novel in-context learning approach to support low-resource machine translation of the Coptic language to…

Computation and Language · Computer Science 2026-05-28 Abhishek Purushothama , Emma Thronson , Alexia Guo , Amir Zeldes

We propose a novel framework for controllable natural language transformation. Realizing that the requirement of parallel corpus is practically unsustainable for controllable generation tasks, an unsupervised training scheme is introduced.…

Computation and Language · Computer Science 2019-07-16 Parag Jain , Abhijit Mishra , Amar Prakash Azad , Karthik Sankaranarayanan

We address the task of unsupervised Semantic Textual Similarity (STS) by ensembling diverse pre-trained sentence encoders into sentence meta-embeddings. We apply, extend and evaluate different meta-embedding methods from the word embedding…

Computation and Language · Computer Science 2020-06-25 Nina Poerner , Ulli Waltinger , Hinrich Schütze

Prompt agents have recently emerged as a promising paradigm for automated prompt optimization, framing prompt discovery as a sequential decision-making problem over a structured prompt space. While this formulation enables the use of…

Computation and Language · Computer Science 2026-05-12 Siran Peng , Weisong Zhao , Tianyu Fu , Chenxu Zhao , Tianshuo Zhang , Haoyuan Zhang , Xiangyu Zhu , Minghui Wu , Zhen Lei

Grammatical error correction is a significant task in NLP. Traditional methods based on encoder-decoder models have achieved certain success, but the application of LLMs in this field is still underexplored. Current research predominantly…

Computation and Language · Computer Science 2025-08-27 Yilin Li , Xunjian Yin , Yilin Chen , Xiaojun Wan

Spoken language understanding (SLU) is a task aiming to extract high-level semantics from spoken utterances. Previous works have investigated the use of speech self-supervised models and textual pre-trained models, which have shown…

Computation and Language · Computer Science 2022-11-08 Jiatong Shi , Chan-Jan Hsu , Holam Chung , Dongji Gao , Paola Garcia , Shinji Watanabe , Ann Lee , Hung-yi Lee

We propose a training-free approach to improve sentence embeddings leveraging test-time compute by applying generative text models for data augmentation at inference time. Unlike conventional data augmentation that utilises synthetic…

Computation and Language · Computer Science 2025-09-09 Manuel Frank , Haithem Afli

We introduce the first unsupervised speech synthesis system based on a simple, yet effective recipe. The framework leverages recent work in unsupervised speech recognition as well as existing neural-based speech synthesis. Using only…

Sound · Computer Science 2022-04-21 Alexander H. Liu , Cheng-I Jeff Lai , Wei-Ning Hsu , Michael Auli , Alexei Baevski , James Glass

Sentence compression reduces the length of text by removing non-essential content while preserving important facts and grammaticality. Unsupervised objective driven methods for sentence compression can be used to create customized models…

Computation and Language · Computer Science 2022-05-18 Demian Gholipour Ghalandari , Chris Hokamp , Georgiana Ifrim

One of the problems in part-of-speech tagging of real-word texts is that of unknown to the lexicon words. In Mikheev (ACL-96 cmp-lg/9604022), a technique for fully unsupervised statistical acquisition of rules which guess possible…

cmp-lg · Computer Science 2008-02-03 Andrei Mikheev