English
Related papers

Related papers: Relation Classification as Two-way Span-Prediction

200 papers

This study explores using embedding rank as an unsupervised evaluation metric for general-purpose speech encoders trained via self-supervised learning (SSL). Traditionally, assessing the performance of these encoders is resource-intensive…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-22 Zakaria Aldeneh , Vimal Thilak , Takuya Higuchi , Barry-John Theobald , Tatiana Likhomanenko

We propose a novel probabilistic model for visual question answering (Visual QA). The key idea is to infer two sets of embeddings: one for the image and the question jointly and the other for the answers. The learning objective is to learn…

Computer Vision and Pattern Recognition · Computer Science 2018-06-12 Hexiang Hu , Wei-Lun Chao , Fei Sha

We analyze a word embedding method in supervised tasks. It maps words on a sphere such that words co-occurring in similar contexts lie closely. The similarity of contexts is measured by the distribution of substitutes that can fill them. We…

Computation and Language · Computer Science 2014-07-28 Volkan Cirik , Deniz Yuret

In this work, we reimagine classical probing to evaluate knowledge transfer from simple source to more complex target tasks. Instead of probing frozen representations from a complex source task on diverse simple target probing tasks (as…

Sentence-level relation extraction mainly aims to classify the relation between two entities in a sentence. The sentence-level relation extraction corpus often contains data that are difficult for the model to infer or noise data. In this…

Computation and Language · Computer Science 2021-08-05 Seongsik Park , Harksoo Kim

There have been many successful applications of sentence embedding methods. However, it has not been well understood what properties are captured in the resulting sentence embeddings depending on the supervision signals. In this paper, we…

Computation and Language · Computer Science 2022-06-13 Hayato Tsukagoshi , Ryohei Sasano , Koichi Takeda

Relation classification is an important semantic processing task in the field of natural language processing (NLP). In this paper, we present a novel model, Structure Regularized Bidirectional Recurrent Convolutional Neural…

Computation and Language · Computer Science 2017-11-08 Ji Wen

Many natural language processing tasks, e.g., coreference resolution and semantic role labeling, require selecting text spans and making decisions about them. A typical approach to such tasks is to score all possible spans and greedily…

Computation and Language · Computer Science 2023-08-24 Tianyu Liu , Yuchen Eleanor Jiang , Ryan Cotterell , Mrinmaya Sachan

Relation extraction (RE) plays an important role in extracting knowledge from unstructured text but requires a large amount of labeled corpus. To reduce the expensive annotation efforts, semisupervised learning aims to leverage both labeled…

Computation and Language · Computer Science 2021-03-16 Yusen Lin

Many real-world phenomena are observed at multiple resolutions. Predictive models designed to predict these phenomena typically consider different resolutions separately. This approach might be limiting in applications where predictions are…

Machine Learning · Computer Science 2020-01-07 Guruprasad Nayak , Rahul Ghosh , Xiaowei Jia , Varun Mithal , Vipin Kumar

Extracting entities and relations is an essential task of information extraction. Triplets extracted from a sentence might overlap with each other. Previous methods either did not address the overlapping issues or solved overlapping issues…

Computation and Language · Computer Science 2023-04-07 Hao Zhang

Relation classification (RC) task is one of fundamental tasks of information extraction, aiming to detect the relation information between entity pairs in unstructured natural language text and generate structured data in the form of…

Computation and Language · Computer Science 2021-01-12 Yan Xiao , Yaochu Jin , Kuangrong Hao

Detecting visual relationships, i.e. <Subject, Predicate, Object> triplets, is a challenging Scene Understanding task approached in the past via linguistic priors or spatial information in a single feature branch. We introduce a new deeply…

Computer Vision and Pattern Recognition · Computer Science 2019-02-18 Nikolaos Gkanatsios , Vassilis Pitsikalis , Petros Koutras , Athanasia Zlatintsi , Petros Maragos

In statistical relational learning, the link prediction problem is key to automatically understand the structure of large knowledge bases. As in previous studies, we propose to solve this problem through latent factorization. However, here…

Artificial Intelligence · Computer Science 2016-06-22 Théo Trouillon , Johannes Welbl , Sebastian Riedel , Éric Gaussier , Guillaume Bouchard

This paper summarizes the CLaC submission for the MultiCoNER 2 task which concerns the recognition of complex, fine-grained named entities. We compare two popular approaches for NER, namely Sequence Labeling and Span Prediction. We find…

Computation and Language · Computer Science 2023-05-09 Harsh Verma , Sabine Bergler

Relation classification is an important NLP task to extract relations between entities. The state-of-the-art methods for relation classification are primarily based on Convolutional or Recurrent Neural Networks. Recently, the pre-trained…

Computation and Language · Computer Science 2019-05-22 Shanchan Wu , Yifan He

Different semantic interpretation tasks such as text entailment and question answering require the classification of semantic relations between terms or entities within text. However, in most cases it is not possible to assign a direct…

Computation and Language · Computer Science 2018-05-18 Siamak Barzegar , Andre Freitas , Siegfried Handschuh , Brian Davis

We propose to address the problem of few-shot classification by meta-learning "what to observe" and "where to attend" in a relational perspective. Our method leverages relational patterns within and between images via self-correlational…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Dahyun Kang , Heeseung Kwon , Juhong Min , Minsu Cho

Scene graphs are a powerful structured representation of the underlying content of images, and embeddings derived from them have been shown to be useful in multiple downstream tasks. In this work, we employ a graph convolutional network to…

Computer Vision and Pattern Recognition · Computer Science 2021-04-07 Paridhi Maheshwari , Ritwick Chaudhry , Vishwa Vinay

Relation classification is an important semantic processing task for which state-ofthe-art systems still rely on costly handcrafted features. In this work we tackle the relation classification task using a convolutional neural network that…

Computation and Language · Computer Science 2015-05-26 Cicero Nogueira dos Santos , Bing Xiang , Bowen Zhou