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A significant challenge in achieving ubiquitous Artificial Intelligence is the limited ability of models to rapidly learn new information in real-world scenarios where data follows long-tailed distributions, all while avoiding forgetting…

Machine Learning · Computer Science 2024-04-09 Siddeshwar Raghavan , Jiangpeng He , Fengqing Zhu

In this paper, we propose a recurrent neural network (RNN) with residual attention (RRA) to learn long-range dependencies from sequential data. We propose to add residual connections across timesteps to RNN, which explicitly enhances the…

Machine Learning · Computer Science 2017-09-19 Cheng Wang

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

Graph classification is a crucial task in many real-world multimedia applications, where graphs can represent various multimedia data types such as images, videos, and social networks. Previous efforts have applied graph neural networks…

Machine Learning · Computer Science 2023-09-08 Zhengyang Mao , Wei Ju , Yifang Qin , Xiao Luo , Ming Zhang

Recent years have seen rapid development in Information Extraction, as well as its subtask, Relation Extraction. Relation Extraction is able to detect semantic relations between entities in sentences. Currently, many efficient approaches…

Computation and Language · Computer Science 2024-03-19 Zhuang Li

Extreme multi-label text classification (XMTC) aims at tagging a document with most relevant labels from an extremely large-scale label set. It is a challenging problem especially for the tail labels because there are only few training…

Machine Learning · Computer Science 2019-07-15 Xin Huang , Boli Chen , Lin Xiao , Liping Jing

Capturing the semantic relations of words in a vector space contributes to many natural language processing tasks. One promising approach exploits lexico-syntactic patterns as features of word pairs. In this paper, we propose a novel model…

Computation and Language · Computer Science 2018-09-11 Koki Washio , Tsuneaki Kato

In this chapter, we present CORrelation ALignment (CORAL), a simple yet effective method for unsupervised domain adaptation. CORAL minimizes domain shift by aligning the second-order statistics of source and target distributions, without…

Computer Vision and Pattern Recognition · Computer Science 2016-12-07 Baochen Sun , Jiashi Feng , Kate Saenko

Conversational recommender systems (CRS) aim to employ natural language conversations to suggest suitable products to users. Understanding user preferences for prospective items and learning efficient item representations are crucial for…

Information Retrieval · Computer Science 2022-12-16 Dongding Lin , Jian Wang , Wenjie Li

We introduce Retrieval Augmented Classification (RAC), a generic approach to augmenting standard image classification pipelines with an explicit retrieval module. RAC consists of a standard base image encoder fused with a parallel retrieval…

Computer Vision and Pattern Recognition · Computer Science 2022-02-24 Alexander Long , Wei Yin , Thalaiyasingam Ajanthan , Vu Nguyen , Pulak Purkait , Ravi Garg , Alan Blair , Chunhua Shen , Anton van den Hengel

Effectively incorporating external knowledge into Large Language Models (LLMs) is crucial for enhancing their capabilities and addressing real-world needs. Retrieval-Augmented Generation (RAG) offers an effective method for achieving this…

Computation and Language · Computer Science 2025-03-06 Kuan Li , Liwen Zhang , Yong Jiang , Pengjun Xie , Fei Huang , Shuai Wang , Minhao Cheng

Long-tailed data is prevalent in real-world classification tasks and heavily relies on supervised information, which makes the annotation process exceptionally labor-intensive and time-consuming. Unfortunately, despite being a common…

Machine Learning · Computer Science 2024-12-04 Meng Wei , Zhongnian Li , Yong Zhou , Xinzheng Xu

Distant supervision has become the standard method for relation extraction. However, even though it is an efficient method, it does not come at no cost---The resulted distantly-supervised training samples are often very noisy. To combat the…

Computation and Language · Computer Science 2018-05-28 Pengda Qin , Weiran Xu , William Yang Wang

Distant supervision is a widely applied approach to automatic training of relation extraction systems and has the advantage that it can generate large amounts of labelled data with minimal effort. However, this data may contain errors and…

Computation and Language · Computer Science 2015-09-15 Roland Roller , Eneko Agirre , Aitor Soroa , Mark Stevenson

Data in real-world object detection often exhibits the long-tailed distribution. Existing solutions tackle this problem by mitigating the competition between the head and tail categories. However, due to the scarcity of training samples,…

Computer Vision and Pattern Recognition · Computer Science 2022-10-12 Bo Li , Yongqiang Yao , Jingru Tan , Xin Lu , Fengwei Yu , Ye Luo , Jianwei Lu

Real-world visual data often exhibits a long-tailed distribution, where some ''head'' classes have a large number of samples, yet only a few samples are available for ''tail'' classes. Such imbalanced distribution causes a great challenge…

Computer Vision and Pattern Recognition · Computer Science 2020-03-11 Junjie Zhang , Lingqiao Liu , Peng Wang , Chunhua Shen

Fine-grained image classification, which is a challenging task in computer vision, requires precise differentiation among visually similar object categories. In this paper, we propose 1) a novel module called Residual Relationship Attention…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Duy M. Le , Bao Q. Bui , Anh Tran , Cong Tran , Cuong Pham

Joint extraction of entities and relations aims to detect entity pairs along with their relations using a single model. Prior work typically solves this task in the extract-then-classify or unified labeling manner. However, these methods…

Computation and Language · Computer Science 2020-02-20 Bowen Yu , Zhenyu Zhang , Xiaobo Shu , Yubin Wang , Tingwen Liu , Bin Wang , Sujian Li

Real-world data is often unbalanced and long-tailed, but deep models struggle to recognize rare classes in the presence of frequent classes. To address unbalanced data, most studies try balancing the data, the loss, or the classifier to…

Machine Learning · Computer Science 2021-11-02 Dvir Samuel , Gal Chechik

Relation prediction is a task designed for knowledge graph completion which aims to predict missing relationships between entities. Recent subgraph-based models for inductive relation prediction have received increasing attention, which can…

Machine Learning · Computer Science 2022-11-23 Jianfeng Wu , Sijie Mai , Haifeng Hu
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