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Assessing the trustworthiness of artificial intelligence systems requires knowledge from many different disciplines. These disciplines do not necessarily share concepts between them and might use words with different meanings, or even use…

信息检索 · 计算机科学 2022-08-10 Dennis Vetter , Jesmin Jahan Tithi , Magnus Westerlund , Roberto V. Zicari , Gemma Roig

Fine-tuning a language model on a new domain is standard practice for domain adaptation. However, it can be infeasible when it comes to modern large-scale language models such as GPT-3, which can only be accessed through APIs, making it…

计算与语言 · 计算机科学 2023-02-22 Yangsibo Huang , Daogao Liu , Zexuan Zhong , Weijia Shi , Yin Tat Lee

We propose an approach to domain adaptation for semantic segmentation that is both practical and highly accurate. In contrast to previous work, we abandon the use of computationally involved adversarial objectives, network ensembles and…

计算机视觉与模式识别 · 计算机科学 2021-05-04 Nikita Araslanov , Stefan Roth

Universal cross-lingual sentence embeddings map semantically similar cross-lingual sentences into a shared embedding space. Aligning cross-lingual sentence embeddings usually requires supervised cross-lingual parallel sentences. In this…

计算与语言 · 计算机科学 2022-11-14 Yau-Shian Wang , Ashley Wu , Graham Neubig

Domain adaptation in natural language generation (NLG) remains challenging because of the high complexity of input semantics across domains and limited data of a target domain. This is particularly the case for dialogue systems, where we…

计算与语言 · 计算机科学 2019-10-16 Bo-Hsiang Tseng , Paweł Budzianowski , Yen-Chen Wu , Milica Gašić

Distant supervised relation extraction is an efficient approach to scale relation extraction to very large corpora, and has been widely used to find novel relational facts from plain text. Recent studies on neural relation extraction have…

计算与语言 · 计算机科学 2018-01-12 Zhengqiu He , Wenliang Chen , Zhenghua Li , Meishan Zhang , Wei Zhang , Min Zhang

Pre-trained language models (PLMs) demonstrate excellent abilities to understand texts in the generic domain while struggling in a specific domain. Although continued pre-training on a large domain-specific corpus is effective, it is costly…

计算与语言 · 计算机科学 2023-06-09 Shizhe Diao , Tianyang Xu , Ruijia Xu , Jiawei Wang , Tong Zhang

Natural language processing (NLP) tasks tend to suffer from a paucity of suitably annotated training data, hence the recent success of transfer learning across a wide variety of them. The typical recipe involves: (i) training a deep,…

计算与语言 · 计算机科学 2019-09-11 Lyan Verwimp , Jerome R. Bellegarda

Learning sentence embeddings is a fundamental problem in natural language processing. While existing research primarily focuses on enhancing the quality of sentence embeddings, the exploration of sentence embedding dimensions is limited.…

计算与语言 · 计算机科学 2023-10-25 Hongwei Wang , Hongming Zhang , Dong Yu

Emojis are being frequently used in todays digital world to express from simple to complex thoughts more than ever before. Hence, they are also being used in sentiment analysis and targeted marketing campaigns. In this work, we performed…

计算与语言 · 计算机科学 2025-02-20 Sirisha Velampalli , Chandrashekar Muniyappa , Ashutosh Saxena

We introduce a new approach for smoothing and improving the quality of word embeddings. We consider a method of fusing word embeddings that were trained on the same corpus but with different initializations. We project all the models to a…

计算与语言 · 计算机科学 2021-06-08 Avi Caciularu , Ido Dagan , Jacob Goldberger

Word embeddings have been widely used in sentiment classification because of their efficacy for semantic representations of words. Given reviews from different domains, some existing methods for word embeddings exploit sentiment…

计算与语言 · 计算机科学 2018-05-11 Bei Shi , Zihao Fu , Lidong Bing , Wai Lam

Text embeddings are essential for many tasks, such as document retrieval, clustering, and semantic similarity assessment. In this paper, we study how to contrastively train text embedding models in a compute-optimal fashion, given a suite…

机器学习 · 计算机科学 2024-11-22 Alicja Ziarko , Albert Q. Jiang , Bartosz Piotrowski , Wenda Li , Mateja Jamnik , Piotr Miłoś

Supervised fine-tuning (SFT) on domain-specific data is the dominant approach for adapting foundation models to specialized tasks. However, it has been observed that SFT models tend to forget knowledge acquired during pretraining. In vision…

人工智能 · 计算机科学 2025-06-03 Yifan Hao , Xingyuan Pan , Hanning Zhang , Chenlu Ye , Rui Pan , Tong Zhang

Neural word representations have proven useful in Natural Language Processing (NLP) tasks due to their ability to efficiently model complex semantic and syntactic word relationships. However, most techniques model only one representation…

计算与语言 · 计算机科学 2015-11-23 Andrew Trask , Phil Michalak , John Liu

We propose a new approach for learning contextualised cross-lingual word embeddings based on a small parallel corpus (e.g. a few hundred sentence pairs). Our method obtains word embeddings via an LSTM encoder-decoder model that…

计算与语言 · 计算机科学 2021-10-22 Takashi Wada , Tomoharu Iwata , Yuji Matsumoto , Timothy Baldwin , Jey Han Lau

The surge of social media use brings huge demand of multilingual sentiment analysis (MSA) for unveiling cultural difference. So far, traditional methods resorted to machine translation---translating texts in other languages to English, and…

计算与语言 · 计算机科学 2017-10-11 Yujie Lu , Tatsunori Mori

Sentence embedding models aim to provide general purpose embeddings for sentences. Most of the models studied in this paper claim to perform well on STS tasks - but they do not report on their suitability for clustering. This paper looks at…

计算与语言 · 计算机科学 2021-04-19 Kees Varekamp

We introduce an architecture to learn joint multilingual sentence representations for 93 languages, belonging to more than 30 different families and written in 28 different scripts. Our system uses a single BiLSTM encoder with a shared BPE…

计算与语言 · 计算机科学 2021-12-28 Mikel Artetxe , Holger Schwenk

We propose a novel word embedding pre-training approach that exploits writing errors in learners' scripts. We compare our method to previous models that tune the embeddings based on script scores and the discrimination between correct and…

计算与语言 · 计算机科学 2019-07-05 Youmna Farag , Marek Rei , Ted Briscoe