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Social networks initially had been places for people to contact each other, find friends or new acquaintances. As such they ever proved interesting for machine aided analysis. Recent developments, however, pivoted social networks to being…

信息检索 · 计算机科学 2014-04-14 Gergo Barta

Medical entity linking is the task of identifying and standardizing medical concepts referred to in an unstructured text. Most of the existing methods adopt a three-step approach of (1) detecting mentions, (2) generating a list of candidate…

计算与语言 · 计算机科学 2021-08-24 Shikhar Vashishth , Denis Newman-Griffis , Rishabh Joshi , Ritam Dutt , Carolyn Rose

While alignment of texts on the sentential level is often seen as being too coarse, and word alignment as being too fine-grained, bi- or multilingual texts which are aligned on a level in-between are a useful resource for many purposes.…

计算与语言 · 计算机科学 2007-05-23 Lea Cyrus , Hendrik Feddes

Rich entity representations are useful for a wide class of problems involving entities. Despite their importance, there is no standardized benchmark that evaluates the overall quality of entity representations. In this work, we propose…

计算与语言 · 计算机科学 2019-11-12 Mingda Chen , Zewei Chu , Yang Chen , Karl Stratos , Kevin Gimpel

Web-scale visual entity recognition, the task of associating images with their corresponding entities within vast knowledge bases like Wikipedia, presents significant challenges due to the lack of clean, large-scale training data. In this…

计算机视觉与模式识别 · 计算机科学 2024-11-01 Mathilde Caron , Alireza Fathi , Cordelia Schmid , Ahmet Iscen

We propose a supervised algorithm for generating type embeddings in the same semantic vector space as a given set of entity embeddings. The algorithm is agnostic to the derivation of the underlying entity embeddings. It does not require any…

计算与语言 · 计算机科学 2017-03-24 Mayank Kejriwal , Pedro Szekely

Entity disambiguation (ED) is the task of mapping an ambiguous entity mention to the corresponding entry in a structured knowledge base. Previous research showed that entity overshadowing is a significant challenge for existing ED models:…

计算与语言 · 计算机科学 2022-10-13 Vera Provatorova , Simone Tedeschi , Svitlana Vakulenko , Roberto Navigli , Evangelos Kanoulas

Entity typing aims at predicting one or more words that describe the type(s) of a specific mention in a sentence. Due to shortcuts from surface patterns to annotated entity labels and biased training, existing entity typing models are…

计算与语言 · 计算机科学 2022-10-27 Nan Xu , Fei Wang , Bangzheng Li , Mingtao Dong , Muhao Chen

An entity mention in text such as "Washington" may correspond to many different named entities such as the city "Washington D.C." or the newspaper "Washington Post." The goal of named entity disambiguation is to identify the mentioned named…

计算与语言 · 计算机科学 2023-06-22 Arda Çelebi , Arzucan Özgür

Interest in solving table interpretation tasks has grown over the years, yet it still relies on existing datasets that may be overly simplified. This is potentially reducing the effectiveness of the dataset for thorough evaluation and…

人工智能 · 计算机科学 2025-05-05 Aneta Koleva , Martin Ringsquandl , Ahmed Hatem , Thomas Runkler , Volker Tresp

We demonstrate the complementary natures of neural knowledge graph embedding, fine-grain entity type prediction, and neural language modeling. We show that a language model-inspired knowledge graph embedding approach yields both improved…

计算与语言 · 计算机科学 2020-10-13 Rajat Patel , Francis Ferraro

The entity type information in Knowledge Graphs (KGs) such as DBpedia, Freebase, etc. is often incomplete due to automated generation or human curation. Entity typing is the task of assigning or inferring the semantic type of an entity in a…

计算与语言 · 计算机科学 2022-08-01 Russa Biswas , Jan Portisch , Heiko Paulheim , Harald Sack , Mehwish Alam

Fine-grained Entity Recognition (FgER) is the task of detecting and classifying entity mentions to a large set of types spanning diverse domains such as biomedical, finance and sports. We observe that when the type set spans several…

计算与语言 · 计算机科学 2019-05-01 Abhishek Abhishek , Sanya Bathla Taneja , Garima Malik , Ashish Anand , Amit Awekar

The traditional entity extraction problem lies in the ability of extracting named entities from plain text using natural language processing techniques and intensive training from large document collections. Examples of named entities…

信息检索 · 计算机科学 2007-11-21 Anne-Marie Vercoustre , James A. Thom , Jovan Pehcevski

Entity linking (EL) is the task of automatically identifying entity mentions in text and resolving them to a corresponding entity in a reference knowledge base like Wikipedia. Throughout the past decade, a plethora of EL systems and…

计算与语言 · 计算机科学 2021-01-15 Renato Stoffalette João , Pavlos Fafalios , Stefan Dietze

Recent studies have shown that multilingual pretrained language models can be effectively improved with cross-lingual alignment information from Wikipedia entities. However, existing methods only exploit entity information in pretraining…

计算与语言 · 计算机科学 2022-03-31 Ryokan Ri , Ikuya Yamada , Yoshimasa Tsuruoka

Named entity typing (NET) is a classification task of assigning an entity mention in the context with given semantic types. However, with the growing size and granularity of the entity types, rare researches in previous concern with newly…

计算与语言 · 计算机科学 2020-11-04 Tao Zhang , Congying Xia , Chun-Ta Lu , Philip Yu

Using deep learning for different machine learning tasks such as image classification and word embedding has recently gained many attentions. Its appealing performance reported across specific Natural Language Processing (NLP) tasks in…

计算与语言 · 计算机科学 2017-02-14 Ehsan Sherkat , Evangelos Milios

We present a new dataset of Wikipedia articles each paired with a knowledge graph, to facilitate the research in conditional text generation, graph generation and graph representation learning. Existing graph-text paired datasets typically…

计算与语言 · 计算机科学 2021-07-21 Luyu Wang , Yujia Li , Ozlem Aslan , Oriol Vinyals

We present WikiReading, a large-scale natural language understanding task and publicly-available dataset with 18 million instances. The task is to predict textual values from the structured knowledge base Wikidata by reading the text of the…