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The classification of short texts is a common subtask in Information Retrieval (IR). Recent advances in graph machine learning have led to interest in graph-based approaches for low resource scenarios, showing promise in such settings.…

信息检索 · 计算机科学 2024-12-18 Gregor Donabauer , Udo Kruschwitz

Schema linking is a crucial step in Text-to-SQL pipelines. Its goal is to retrieve the relevant tables and columns of a target database for a user's query while disregarding irrelevant ones. However, imperfect schema linking can often…

计算与语言 · 计算机科学 2024-08-20 Karime Maamari , Fadhil Abubaker , Daniel Jaroslawicz , Amine Mhedhbi

This study addresses the challenge of detecting semantic column types in relational tables, a key task in many real-world applications. While language models like BERT have improved prediction accuracy, their token input constraints limit…

机器学习 · 计算机科学 2024-05-02 Ehsan Hoseinzade , Ke Wang

All industries are trying to leverage Artificial Intelligence (AI) based on their existing big data which is available in so called tabular form, where each record is composed of a number of heterogeneous continuous and categorical columns…

Emotions are an inherent part of human interactions, and consequently, it is imperative to develop AI systems that understand and recognize human emotions. During a conversation involving various people, a person's emotions are influenced…

计算与语言 · 计算机科学 2022-05-06 Abhinav Joshi , Ashwani Bhat , Ayush Jain , Atin Vikram Singh , Ashutosh Modi

Recent work has demonstrated that semantics specified by pretraining data influence how representations of different concepts are organized in a large language model (LLM). However, given the open-ended nature of LLMs, e.g., their ability…

To elevate the foundational capabilities and generalization prowess of the text-to-SQL model in real-world applications, we integrate model interpretability analysis with execution-guided strategy for semantic parsing of WHERE clauses in…

人工智能 · 计算机科学 2025-08-20 Cong Zhang

Session-based recommender systems have attracted much attention recently. To capture the sequential dependencies, existing methods resort either to data augmentation techniques or left-to-right style autoregressive training.Since these…

信息检索 · 计算机科学 2020-01-28 Fajie Yuan , Xiangnan He , Haochuan Jiang , Guibing Guo , Jian Xiong , Zhezhao Xu , Yilin Xiong

The Text-to-SQL task, aiming to translate the natural language of the questions into SQL queries, has drawn much attention recently. One of the most challenging problems of Text-to-SQL is how to generalize the trained model to the unseen…

计算与语言 · 计算机科学 2022-01-19 Ruichu Cai , Jinjie Yuan , Boyan Xu , Zhifeng Hao

Graph models are fundamental to data analysis in domains rich with complex relationships. Text-to-Graph-Query-Language (Text-to-GQL) systems act as a translator, converting natural language into executable graph queries. This capability…

人工智能 · 计算机科学 2026-02-13 Songlin Lyu , Lujie Ban , Zihang Wu , Tianqi Luo , Jirong Liu , Chenhao Ma , Yuyu Luo , Nan Tang , Shipeng Qi , Heng Lin , Yongchao Liu , Chuntao Hong

We focus on graph-to-sequence learning, which can be framed as transducing graph structures to sequences for text generation. To capture structural information associated with graphs, we investigate the problem of encoding graphs using…

计算与语言 · 计算机科学 2019-09-10 Zhijiang Guo , Yan Zhang , Zhiyang Teng , Wei Lu

In this work, we seek new insights into the underlying challenges of the Scene Graph Generation (SGG) task. Quantitative and qualitative analysis of the Visual Genome dataset implies -- 1) Ambiguity: even if inter-object relationship…

计算机视觉与模式识别 · 计算机科学 2022-04-13 Sangmin Woo , Junhyug Noh , Kangil Kim

Textual graphs are ubiquitous in real-world applications, featuring rich text information with complex relationships, which enables advanced research across various fields. Textual graph representation learning aims to generate…

机器学习 · 计算机科学 2024-08-22 Wenbin Hu , Huihao Jing , Qi Hu , Haoran Li , Yangqiu Song

Objects and their relationships are critical contents for image understanding. A scene graph provides a structured description that captures these properties of an image. However, reasoning about the relationships between objects is very…

计算机视觉与模式识别 · 计算机科学 2018-11-16 Sanghyun Woo , Dahun Kim , Donghyeon Cho , In So Kweon

Graph problems are fundamentally challenging for large language models (LLMs). While LLMs excel at processing unstructured text, graph tasks require reasoning over explicit structure, permutation invariance, and computationally complex…

机器学习 · 计算机科学 2026-04-23 Angelo Zangari , Peyman Baghershahi , Sourav Medya

There are many recent advanced developments for the Text-to-SQL task, where the Picard model is one of the the top performing models as measured by the Spider dataset competition. However, bringing Text-to-SQL systems to realistic use-cases…

计算与语言 · 计算机科学 2023-12-12 Irene Manotas , Octavian Popescu , Ngoc Phuoc An Vo , Vadim Sheinin

Recent progress in cross-lingual relation and event extraction use graph convolutional networks (GCNs) with universal dependency parses to learn language-agnostic sentence representations such that models trained on one language can be…

计算与语言 · 计算机科学 2021-02-19 Wasi Uddin Ahmad , Nanyun Peng , Kai-Wei Chang

We present a novel method for mapping unrestricted text to knowledge graph entities by framing the task as a sequence-to-sequence problem. Specifically, given the encoded state of an input text, our decoder directly predicts paths in the…

计算与语言 · 计算机科学 2019-04-08 Victor Prokhorov , Mohammad Taher Pilehvar , Nigel Collier

World models improve a learning agent's ability to efficiently operate in interactive and situated environments. This work focuses on the task of building world models of text-based game environments. Text-based games, or interactive…

机器学习 · 计算机科学 2021-10-22 Prithviraj Ammanabrolu , Mark O. Riedl

Recent standardization work for database languages has reflected the growing use of typed graph models (TGM) in application development. Such data models are frequently only used early in the design process, and not reflected directly in…

数据库 · 计算机科学 2024-07-10 Malcolm Crowe , Fritz Laux