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Traditional language models are unable to efficiently model entity names observed in text. All but the most popular named entities appear infrequently in text providing insufficient context. Recent efforts have recognized that context can…

计算与语言 · 计算机科学 2019-06-25 Angli Liu , Jingfei Du , Veselin Stoyanov

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

External knowledge is often useful for natural language understanding tasks. We introduce a contextual text representation model called Conceptual-Contextual (CC) embeddings, which incorporates structured knowledge into text…

计算与语言 · 计算机科学 2020-03-13 Xiao Zhang , Dejing Dou , Ji Wu

Since conventional knowledge embedding models cannot take full advantage of the abundant textual information, there have been extensive research efforts in enhancing knowledge embedding using texts. However, existing enhancement approaches…

计算与语言 · 计算机科学 2023-05-05 Zhen Han , Ruotong Liao , Jindong Gu , Yao Zhang , Zifeng Ding , Yujia Gu , Heinz Köppl , Hinrich Schütze , Volker Tresp

Text generation system has made massive promising progress contributed by deep learning techniques and has been widely applied in our life. However, existing end-to-end neural models suffer from the problem of tending to generate…

人工智能 · 计算机科学 2020-03-03 Hao Wang , Bin Guo , Wei Wu , Zhiwen Yu

Finetuning is a common practice widespread across different communities to adapt pretrained models to particular tasks. Text classification is one of these tasks for which many pretrained models are available. On the other hand, ensembles…

计算与语言 · 计算机科学 2024-10-29 Sebastian Pineda Arango , Maciej Janowski , Lennart Purucker , Arber Zela , Frank Hutter , Josif Grabocka

Although named entity recognition (NER) helps us to extract domain-specific entities from text (e.g., artists in the music domain), it is costly to create a large amount of training data or a structured knowledge base to perform accurate…

计算与语言 · 计算机科学 2023-06-07 Kosuke Nishida , Naoki Yoshinaga , Kyosuke Nishida

Text representations using neural word embeddings have proven effective in many NLP applications. Recent researches adapt the traditional word embedding models to learn vectors of multiword expressions (concepts/entities). However, these…

计算与语言 · 计算机科学 2018-12-21 Walid Shalaby , Wlodek Zadrozny , Hongxia Jin

Table retrieval is essential for accessing information stored in structured tabular formats; however, it remains less explored than text retrieval. The content of the table primarily consists of phrases and words, which include a large…

信息检索 · 计算机科学 2025-04-10 Da Li , Keping Bi , Jiafeng Guo , Xueqi Cheng

Entities and relationships between entities are vital in the real world. Essentially, we understand the world by understanding entities and relations. For instance, to understand a field, e.g., computer science, we need to understand the…

计算与语言 · 计算机科学 2023-10-24 Jie Huang , Kevin Chen-Chuan Chang

Learner-item cognitive modeling plays a central role in the web-based online intelligent education system by enabling cognitive diagnosis (CD) across diverse online educational scenarios. Although ID embedding remains the mainstream…

计算与语言 · 计算机科学 2026-04-07 Yuanhao Liu , Zihan Zhou , Kaiying Wu , Shuo Liu , Yiyang Huang , Jiajun Guo , Aimin Zhou , Hong Qian

Language Models such as BERT have grown in popularity due to their ability to be pre-trained and perform robustly on a wide range of Natural Language Processing tasks. Often seen as an evolution over traditional word embedding techniques,…

计算与语言 · 计算机科学 2022-06-30 Nimesh Bhana , Terence L. van Zyl

Recent breakthroughs of pretrained language models have shown the effectiveness of self-supervised learning for a wide range of natural language processing (NLP) tasks. In addition to standard syntactic and semantic NLP tasks, pretrained…

计算与语言 · 计算机科学 2019-12-23 Wenhan Xiong , Jingfei Du , William Yang Wang , Veselin Stoyanov

Following the recent success of word embeddings, it has been argued that there is no such thing as an ideal representation for words, as different models tend to capture divergent and often mutually incompatible aspects like…

计算与语言 · 计算机科学 2021-12-28 Mikel Artetxe , Gorka Labaka , Iñigo Lopez-Gazpio , Eneko Agirre

Despite their large-scale coverage, cross-domain knowledge graphs invariably suffer from inherent incompleteness and sparsity. Link prediction can alleviate this by inferring a target entity, given a source entity and a query relation.…

计算与语言 · 计算机科学 2020-09-28 Rajarshi Bhowmik , Gerard de Melo

In this paper, we address the problem of learning low dimension representation of entities on relational databases consisting of multiple tables. Embeddings help to capture semantics encoded in the database and can be used in a variety of…

计算与语言 · 计算机科学 2021-05-03 Siddhant Arora , Vinayak Gupta , Garima Gaur , Srikanta Bedathur

Entity Alignment (EA) identifies entities across databases that refer to the same entity. Knowledge graph-based embedding methods have recently dominated EA techniques. Such methods map entities to a low-dimension space and align them based…

Pre-trained language models (LMs) are used for knowledge intensive tasks like question answering, but their knowledge gets continuously outdated as the world changes. Prior work has studied targeted updates to LMs, injecting individual…

计算与语言 · 计算机科学 2023-05-03 Yasumasa Onoe , Michael J. Q. Zhang , Shankar Padmanabhan , Greg Durrett , Eunsol Choi

Lately, instruction-based techniques have made significant strides in improving performance in few-shot learning scenarios. They achieve this by bridging the gap between pre-trained language models and fine-tuning for specific downstream…

信息检索 · 计算机科学 2024-01-25 Hiranmai Sri Adibhatla , Pavan Baswani , Manish Shrivastava

Results in interpretability suggest that large vision and language models learn implicit linear encodings when models are biased by in-context prompting. However, the existence of similar linear representations in more general adaptation…

机器学习 · 计算机科学 2025-12-18 Darrin O' Brien , Dhikshith Gajulapalli , Eric Xia