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Large-scale pretraining instills large amounts of knowledge in deep neural networks. This, in turn, improves the generalization behavior of these models in downstream tasks. What exactly are the limits to the generalization benefits of…

计算与语言 · 计算机科学 2022-12-23 A. Emin Orhan

Compositional generalization is a fundamental trait in humans, allowing us to effortlessly combine known phrases to form novel sentences. Recent works have claimed that standard seq-to-seq models severely lack the ability to compositionally…

计算与语言 · 计算机科学 2022-03-16 Arkil Patel , Satwik Bhattamishra , Phil Blunsom , Navin Goyal

Language models are typically evaluated on their success at predicting the distribution of specific words in specific contexts. Yet linguistic knowledge also encodes relationships between contexts, allowing inferences between word…

计算与语言 · 计算机科学 2023-11-09 Michael Wilson , Jackson Petty , Robert Frank

Compositional generalization allows efficient learning and human-like inductive biases. Since most research investigating compositional generalization in NLP is done on English, important questions remain underexplored. Do the necessary…

计算与语言 · 计算机科学 2023-06-21 Zi Wang , Daniel Hershcovich

Recent research has revealed that neural language models at scale suffer from poor temporal generalization capability, i.e., the language model pre-trained on static data from past years performs worse over time on emerging data. Existing…

计算与语言 · 计算机科学 2022-11-01 Zhaochen Su , Zecheng Tang , Xinyan Guan , Juntao Li , Lijun Wu , Min Zhang

Natural language is compositional; the meaning of a sentence is a function of the meaning of its parts. This property allows humans to create and interpret novel sentences, generalizing robustly outside their prior experience. Neural…

计算与语言 · 计算机科学 2021-06-30 Henry Conklin , Bailin Wang , Kenny Smith , Ivan Titov

Data-to-text generation involves transforming structured data, often represented as predicate-argument tuples, into coherent textual descriptions. Despite recent advances, systems still struggle when confronted with unseen combinations of…

计算与语言 · 计算机科学 2023-12-06 Xinnuo Xu , Ivan Titov , Mirella Lapata

Sequence-to-sequence (seq2seq) models are prevalent in semantic parsing, but have been found to struggle at out-of-distribution compositional generalization. While specialized model architectures and pre-training of seq2seq models have been…

计算与语言 · 计算机科学 2021-04-16 Jonathan Herzig , Peter Shaw , Ming-Wei Chang , Kelvin Guu , Panupong Pasupat , Yuan Zhang

The web-scale of pretraining data has created an important evaluation challenge: to disentangle linguistic competence on cases well-represented in pretraining data from generalization to out-of-domain language, specifically the dynamic,…

Compositional generalization benchmarks for semantic parsing seek to assess whether models can accurately compute meanings for novel sentences, but operationalize this in terms of logical form (LF) prediction. This raises the concern that…

计算与语言 · 计算机科学 2024-01-25 Zhengxuan Wu , Christopher D. Manning , Christopher Potts

Compositional generalization, representing the model's ability to generate text with new attribute combinations obtained by recombining single attributes from the training data, is a crucial property for multi-aspect controllable text…

计算与语言 · 计算机科学 2024-06-04 Tianqi Zhong , Zhaoyi Li , Quan Wang , Linqi Song , Ying Wei , Defu Lian , Zhendong Mao

We analyze the masked language modeling pretraining objective function from the perspective of the distributional hypothesis. We investigate whether better sample efficiency and the better generalization capability of models pretrained with…

计算与语言 · 计算机科学 2023-10-26 Ting-Rui Chiang , Dani Yogatama

A rapidly growing body of research on compositional generalization investigates the ability of a semantic parser to dynamically recombine linguistic elements seen in training into unseen sequences. We present a systematic comparison of…

计算与语言 · 计算机科学 2022-02-25 Pia Weißenhorn , Yuekun Yao , Lucia Donatelli , Alexander Koller

Neural network models often generalize poorly to mismatched domains or distributions. In NLP, this issue arises in particular when models are expected to generalize compositionally, that is, to novel combinations of familiar words and…

计算与语言 · 计算机科学 2021-11-10 Wang Zhu , Peter Shaw , Tal Linzen , Fei Sha

Training data for text classification is often limited in practice, especially for applications with many output classes or involving many related classification problems. This means classifiers must generalize from limited evidence, but…

计算与语言 · 计算机科学 2020-05-19 Abhijit Mahabal , Jason Baldridge , Burcu Karagol Ayan , Vincent Perot , Dan Roth

Neural networks can be powerful function approximators, which are able to model high-dimensional feature distributions from a subset of examples drawn from the target distribution. Naturally, they perform well at generalizing within the…

机器学习 · 计算机科学 2021-08-06 Aaron Eisermann , Jae Hee Lee , Cornelius Weber , Stefan Wermter

Humans can learn structural properties about a word from minimal experience, and deploy their learned syntactic representations uniformly in different grammatical contexts. We assess the ability of modern neural language models to reproduce…

计算与语言 · 计算机科学 2020-10-13 Ethan Wilcox , Peng Qian , Richard Futrell , Ryosuke Kohita , Roger Levy , Miguel Ballesteros

According to the principle of compositional generalization, the meaning of a complex expression can be understood as a function of the meaning of its parts and of how they are combined. This principle is crucial for human language…

计算与语言 · 计算机科学 2024-03-19 Sungjun Han , Sebastian Padó

Compositional generalization refers to the ability to generalize to novel combinations of previously observed words and syntactic structures. Since it is regarded as a desired property of neural models, recent work has assessed…

计算与语言 · 计算机科学 2025-04-07 Ryoma Kumon , Daiki Matsuoka , Hitomi Yanaka

Sampling biases can cause distribution shifts between train and test datasets for supervised learning tasks, obscuring our ability to understand the generalization capacity of a model. This is especially important considering the wide…

机器学习 · 计算机科学 2024-02-05 Max Vargas , Adam Tsou , Andrew Engel , Tony Chiang
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