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Despite extensive recent advances in summary generation models, evaluation of auto-generated summaries still widely relies on single-score systems insufficient for transparent assessment and in-depth qualitative analysis. Towards bridging…

计算与语言 · 计算机科学 2022-10-26 Ben Schaper , Christopher Lohse , Marcell Streile , Andrea Giovannini , Richard Osuala

Understanding the semantic meaning of content on the web through the lens of entities and concepts has many practical advantages. However, when building large-scale entity extraction systems, practitioners are facing unique challenges…

计算与语言 · 计算机科学 2021-10-04 Xuanting Cai , Quanbin Ma , Pan Li , Jianyu Liu , Qi Zeng , Zhengkan Yang , Pushkar Tripathi

Extraction from raw text to a knowledge base of entities and fine-grained types is often cast as prediction into a flat set of entity and type labels, neglecting the rich hierarchies over types and entities contained in curated ontologies.…

计算与语言 · 计算机科学 2018-07-16 Shikhar Murty* , Patrick Verga* , Luke Vilnis , Irena Radovanovic , Andrew McCallum

Universal schema builds a knowledge base (KB) of entities and relations by jointly embedding all relation types from input KBs as well as textual patterns expressing relations from raw text. In most previous applications of universal…

计算与语言 · 计算机科学 2016-03-04 Patrick Verga , David Belanger , Emma Strubell , Benjamin Roth , Andrew McCallum

We propose a novel framework that leverages large language models (LLMs) to guide the rank selection in tensor network models for higher-order data analysis. By utilising the intrinsic reasoning capabilities and domain knowledge of LLMs,…

机器学习 · 计算机科学 2024-10-15 Giorgos Iacovides , Wuyang Zhou , Danilo Mandic

We propose a novel, semi-supervised approach towards domain taxonomy induction from an input vocabulary of seed terms. Unlike all previous approaches, which typically extract direct hypernym edges for terms, our approach utilizes a novel…

人工智能 · 计算机科学 2017-09-18 Amit Gupta , Rémi Lebret , Hamza Harkous , Karl Aberer

With the recent progress in machine learning, boosted by techniques such as deep learning, many tasks can be successfully solved once a large enough dataset is available for training. Nonetheless, human-annotated datasets are often…

计算与语言 · 计算机科学 2019-08-19 Daniel Specht Menezes , Pedro Savarese , Ruy Luiz Milidiú

The paper introduces a framework for representation and acquisition of knowledge emerging from large samples of textual data. We utilise a tensor-based, distributional representation of simple statements extracted from text, and show how…

人工智能 · 计算机科学 2012-10-12 Vit Novacek

Most of previous work in knowledge base (KB) completion has focused on the problem of relation extraction. In this work, we focus on the task of inferring missing entity type instances in a KB, a fundamental task for KB competition yet…

计算与语言 · 计算机科学 2015-04-28 Arvind Neelakantan , Ming-Wei Chang

Deep learning currently dominates the benchmarks for various NLP tasks and, at the basis of such systems, words are frequently represented as embeddings --vectors in a low dimensional space-- learned from large text corpora and various…

计算与语言 · 计算机科学 2019-09-25 Ronald Denaux , Jose Manuel Gomez-Perez

Knowledge graphs are used to represent relational information in terms of triples. To enable learning about domains, embedding models, such as tensor factorization models, can be used to make predictions of new triples. Often there is…

机器学习 · 计算机科学 2018-12-11 Bahare Fatemi , Siamak Ravanbakhsh , David Poole

We investigate the integration of word embeddings as classification features in the setting of large scale text classification. Such representations have been used in a plethora of tasks, however their application in classification…

计算与语言 · 计算机科学 2016-06-22 Georgios Balikas , Massih-Reza Amini

Analyzing texts such as open-ended responses, headlines, or social media posts is a time- and labor-intensive process highly susceptible to bias. LLMs are promising tools for text analysis, using either a predefined (top-down) or a…

Word and graph embeddings are widely used in deep learning applications. We present a data structure that captures inherent hierarchical properties from an unordered flat embedding space, particularly a sense of direction between pairs of…

计算与语言 · 计算机科学 2024-11-12 Xingzhi Guo , Steven Skiena

We propose a method that learns a discriminative yet semantic space for object categorization, where we also embed auxiliary semantic entities such as supercategories and attributes. Contrary to prior work which only utilized them as side…

计算机视觉与模式识别 · 计算机科学 2014-12-10 Sung Ju Hwang , Leonid Sigal

Recent years have seen tremendous growth in the amount of verified software. Proofs for complex properties can now be achieved using higher-order theories and calculi. Complex properties lead to an ever-growing number of definitions and…

编程语言 · 计算机科学 2021-11-29 Eytan Singher , Shachar Itzhaky

Knowledge representation is a major topic in AI, and many studies attempt to represent entities and relations of knowledge base in a continuous vector space. Among these attempts, translation-based methods build entity and relation vectors…

计算与语言 · 计算机科学 2015-09-29 Han Xiao , Minlie Huang , Yu Hao , Xiaoyan Zhu

Entity matching (EM), the task of identifying whether two descriptions refer to the same entity, is essential in data management. Traditional methods have evolved from rule-based to AI-driven approaches, yet current techniques using large…

数据库 · 计算机科学 2024-06-18 Silvery D. Fu , David Wang , Wen Zhang , Kathleen Ge

Pest identification is a crucial aspect of pest control in agriculture. However, most farmers are not capable of accurately identifying pests in the field, and there is a limited number of structured data sources available for rapid…

人工智能 · 计算机科学 2023-08-08 Ruoling Peng , Kang Liu , Po Yang , Zhipeng Yuan , Shunbao Li

Representation learning is a fundamental building block for analyzing entities in a database. While the existing embedding learning methods are effective in various data mining problems, their applicability is often limited because these…

机器学习 · 计算机科学 2020-09-24 Chin-Chia Michael Yeh , Dhruv Gelda , Zhongfang Zhuang , Yan Zheng , Liang Gou , Wei Zhang