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Current open-domain neural semantics parsers show impressive performance. However, closer inspection of the symbolic meaning representations they produce reveals significant weaknesses: sometimes they tend to merely copy character sequences…

计算与语言 · 计算机科学 2024-09-19 Xiao Zhang , Gosse Bouma , Johan Bos

In this work, we thoroughly evaluate the efficacy of pretrained neural networks as feature extractors for anomalous sound detection. In doing so, we leverage the knowledge that is contained in these neural networks to extract semantically…

声音 · 计算机科学 2021-02-19 Robert Müller , Steffen Illium , Fabian Ritz , Kyrill Schmid

A lot of work has been done to build text-based language models for performing different NLP tasks, but not much research has been done in the case of audio-based language models. This paper proposes a Convolutional Autoencoder based neural…

计算与语言 · 计算机科学 2020-09-30 Prakamya Mishra , Pranav Mathur

Reading a document and extracting an answer to a question about its content has attracted substantial attention recently. While most work has focused on the interaction between the question and the document, in this work we evaluate the…

计算与语言 · 计算机科学 2018-09-05 Shimi Salant , Jonathan Berant

Despite a multitude of empirical studies, little consensus exists on whether neural networks are able to generalise compositionally, a controversy that, in part, stems from a lack of agreement about what it means for a neural model to be…

计算与语言 · 计算机科学 2020-02-25 Dieuwke Hupkes , Verna Dankers , Mathijs Mul , Elia Bruni

We show that it is possible to craft transformations that, applied to compositional grammars, result in grammars that neural networks can learn easily, but humans do not. This could explain the disconnect between current metrics of…

计算与语言 · 计算机科学 2021-11-24 Hugh Perkins

Learning vector representation for words is an important research field which may benefit many natural language processing tasks. Two limitations exist in nearly all available models, which are the bias caused by the context definition and…

计算与语言 · 计算机科学 2015-06-01 Xuefeng Yang , Kezhi Mao

Predicting the next utterance in dialogue is contingent on encoding of users' input text to generate appropriate and relevant response in data-driven approaches. Although the semantic and syntactic quality of the language generated is…

计算与语言 · 计算机科学 2021-06-22 Prasanna Parthasarathi , Joelle Pineau , Sarath Chandar

The recent tremendous success of unsupervised word embeddings in a multitude of applications raises the obvious question if similar methods could be derived to improve embeddings (i.e. semantic representations) of word sequences as well. We…

计算与语言 · 计算机科学 2018-12-31 Matteo Pagliardini , Prakhar Gupta , Martin Jaggi

Building meaningful representations of noun compounds is not trivial since many of them scarcely appear in the corpus. To that end, composition functions approximate the distributional representation of a noun compound by combining its…

计算与语言 · 计算机科学 2019-06-13 Vered Shwartz

Convolutional neural networks have been successfully applied to various NLP tasks. However, it is not obvious whether they model different linguistic patterns such as negation, intensification, and clause compositionality to help the…

计算与语言 · 计算机科学 2018-10-23 Mahnaz Koupaee , William Yang Wang

Modern neural machine translation (NMT) models have achieved competitive performance in standard benchmarks. However, they have recently been shown to suffer limitation in compositional generalization, failing to effectively learn the…

计算与语言 · 计算机科学 2022-10-14 Yongjing Yin , Yafu Li , Fandong Meng , Jie Zhou , Yue Zhang

Attention mechanisms have recently boosted performance on a range of NLP tasks. Because attention layers explicitly weight input components' representations, it is also often assumed that attention can be used to identify information that…

计算与语言 · 计算机科学 2019-06-11 Sofia Serrano , Noah A. Smith

Compositionality is considered central to language abilities. As performant language systems, how do large language models (LLMs) do on compositional tasks? We evaluate adjective-noun compositionality in LLMs using two complementary setups:…

计算与语言 · 计算机科学 2026-03-17 Ruchira Dhar , Qiwei Peng , Anders Søgaard

We describe a procedure for explaining neurons in deep representations by identifying compositional logical concepts that closely approximate neuron behavior. Compared to prior work that uses atomic labels as explanations, analyzing neurons…

机器学习 · 计算机科学 2021-02-04 Jesse Mu , Jacob Andreas

Word embeddings are rich word representations, which in combination with deep neural networks, lead to large performance gains for many NLP tasks. However, word embeddings are represented by dense, real-valued vectors and they are therefore…

计算与语言 · 计算机科学 2019-12-24 Andreas Hanselowski , Iryna Gurevych

We preprocess the raw NMR spectrum and extract key characteristic features by using two different methodologies, called equidistant sampling and peak sampling for subsequent substructure pattern recognition; meanwhile may provide the…

定量方法 · 定量生物学 2021-07-27 Chongcan Li , Yong Cong , Weihua Deng

Recognizing elementary underlying concepts from observations (disentanglement) and generating novel combinations of these concepts (compositional generalization) are fundamental abilities for humans to support rapid knowledge learning and…

计算机视觉与模式识别 · 计算机科学 2023-05-30 Tao Yang , Yuwang Wang , Cuiling Lan , Yan Lu , Nanning Zheng

The need to compactly and robustly represent item-attribute relations arises in many important tasks, such as faceted browsing and recommendation systems. A popular machine learning approach for this task denotes that an item has an…

信息检索 · 计算机科学 2023-06-08 Shib Dasgupta , Andrew McCallum , Steffen Rendle , Li Zhang

Pre-trained transformer language models have shown remarkable performance on a variety of NLP tasks. However, recent research has suggested that phrase-level representations in these models reflect heavy influences of lexical content, but…

计算与语言 · 计算机科学 2021-06-02 Lang Yu , Allyson Ettinger