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This paper explores entity embedding effectiveness in ad-hoc entity retrieval, which introduces distributed representation of entities into entity retrieval. The knowledge graph contains lots of knowledge and models entity semantic…

Information Retrieval · Computer Science 2019-08-29 Zhenghao Liu , Chenyan Xiong , Maosong Sun , Zhiyuan Liu

This work models named entity distribution from a way of visualizing topological structure of embedding space, so that we make an assumption that most, if not all, named entities (NEs) for a language tend to aggregate together to be…

Computation and Language · Computer Science 2019-09-04 Zhuosheng Zhang , Bingjie Tang , Zuchao Li , Hai Zhao

The recent advances in deep neural networks (DNNs) make them attractive for embedded systems. However, it can take a long time for DNNs to make an inference on resource-constrained computing devices. Model compression techniques can address…

Machine Learning · Computer Science 2018-10-23 Qing Qin , Jie Ren , Jialong Yu , Ling Gao , Hai Wang , Jie Zheng , Yansong Feng , Jianbin Fang , Zheng Wang

Distributed word representations have been demonstrated to be effective in capturing semantic and syntactic regularities. Unsupervised representation learning from large unlabeled corpora can learn similar representations for those words…

Computation and Language · Computer Science 2015-12-01 Chunting Zhou , Chonglin Sun , Zhiyuan Liu , Francis C. M. Lau

Recent successes in deep generative modeling have led to significant advances in natural language generation (NLG). Incorporating entities into neural generation models has demonstrated great improvements by assisting to infer the summary…

Computation and Language · Computer Science 2021-09-08 Xiangyu Dong , Wenhao Yu , Chenguang Zhu , Meng Jiang

In deep learning, embeddings are widely used to represent categorical entities such as words, apps, and movies. An embedding layer maps each entity to a unique vector, causing the layer's memory requirement to be proportional to the number…

Machine Learning · Computer Science 2022-03-22 Niketan Pansare , Jay Katukuri , Aditya Arora , Frank Cipollone , Riyaaz Shaik , Noyan Tokgozoglu , Chandru Venkataraman

Explicit concept space models have proven efficacy for text representation in many natural language and text mining applications. The idea is to embed textual structures into a semantic space of concepts which captures the main ideas,…

Computation and Language · Computer Science 2018-12-21 Walid Shalaby , Wlodek Zadrozny

Language modeling tasks, in which words, or word-pieces, are predicted on the basis of a local context, have been very effective for learning word embeddings and context dependent representations of phrases. Motivated by the observation…

Computation and Language · Computer Science 2020-01-14 Jeffrey Ling , Nicholas FitzGerald , Zifei Shan , Livio Baldini Soares , Thibault Févry , David Weiss , Tom Kwiatkowski

Topic modelling was mostly dominated by Bayesian graphical models during the last decade. With the rise of transformers in Natural Language Processing, however, several successful models that rely on straightforward clustering approaches in…

Machine Learning · Computer Science 2024-03-07 Arik Reuter , Anton Thielmann , Christoph Weisser , Benjamin Säfken , Thomas Kneib

We consider the challenging problem of entity typing over an extremely fine grained set of types, wherein a single mention or entity can have many simultaneous and often hierarchically-structured types. Despite the importance of the…

Computation and Language · Computer Science 2017-11-17 Shikhar Murty , Patrick Verga , Luke Vilnis , Andrew McCallum

In everyday reasoning, when we think about a particular object, we associate it with a unique set of expected properties such as weight, size, or more abstract attributes like density or horsepower. These expectations are shaped by our…

Machine Learning · Computer Science 2025-07-01 Piotr Makarevich

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…

Computation and Language · Computer Science 2017-03-24 Mayank Kejriwal , Pedro Szekely

Fine-Grained Named Entity Typing (FG-NET) aims at classifying the entity mentions into a wide range of entity types (usually hundreds) depending upon the context. While distant supervision is the most common way to acquire supervised…

Computation and Language · Computer Science 2022-06-22 Muhammad Asif Ali , Yifang Sun , Bing Li , Wei Wang

Knowledge graph (KG) entity typing aims at inferring possible missing entity type instances in KG, which is a very significant but still under-explored subtask of knowledge graph completion. In this paper, we propose a novel approach for KG…

Computation and Language · Computer Science 2020-07-22 Yu Zhao , Anxiang Zhang , Ruobing Xie , Kang Liu , Xiaojie Wang

This study proposes a novel approach that combines theory and data-driven choice models using Artificial Neural Networks (ANNs). In particular, we use continuous vector representations, called embeddings, for encoding categorical or…

Machine Learning · Statistics 2021-10-01 Ioanna Arkoudi , Carlos Lima Azevedo , Francisco C. Pereira

Traditional neural embeddings represent concepts as points, excelling at similarity but struggling with higher-level reasoning and asymmetric relationships. We introduce a novel paradigm: embedding concepts as linear subspaces. This…

Machine Learning · Computer Science 2025-08-26 Gabriel Moreira , Zita Marinho , Manuel Marques , João Paulo Costeira , Chenyan Xiong

By representing words with probability densities rather than point vectors, probabilistic word embeddings can capture rich and interpretable semantic information and uncertainty. The uncertainty information can be particularly meaningful in…

Computation and Language · Computer Science 2018-04-30 Ben Athiwaratkun , Andrew Gordon Wilson

We propose a Bayesian generative model for incorporating prior domain knowledge into hierarchical topic modeling. Although embedded topic models (ETMs) and its variants have gained promising performance in text analysis, they mainly focus…

Computation and Language · Computer Science 2022-09-29 Dongsheng Wang , Yishi Xu , Miaoge Li , Zhibin Duan , Chaojie Wang , Bo Chen , Mingyuan Zhou

Knowledge graph embeddings (KGE) have been extensively studied to embed large-scale relational data for many real-world applications. Existing methods have long ignored the fact many KGs contain two fundamentally different views: high-level…

Artificial Intelligence · Computer Science 2023-07-06 Zijie Huang , Daheng Wang , Binxuan Huang , Chenwei Zhang , Jingbo Shang , Yan Liang , Zhengyang Wang , Xian Li , Christos Faloutsos , Yizhou Sun , Wei Wang

We demonstrate the utility of a new methodological tool, neural-network word embedding models, for large-scale text analysis, revealing how these models produce richer insights into cultural associations and categories than possible with…

Computation and Language · Computer Science 2019-11-13 Austin C. Kozlowski , Matt Taddy , James A. Evans