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Graph representation learning methods have been widely adopted in financial applications to enhance company representations by leveraging inter-firm relationships. However, current approaches face three key challenges: (1) The advantages of…

统计金融 · 定量金融 2025-07-04 Yingjie Niu , Mingchuan Zhao , Valerio Poti , Ruihai Dong

The generalizability to new databases is of vital importance to Text-to-SQL systems which aim to parse human utterances into SQL statements. Existing works achieve this goal by leveraging the exact matching method to identify the lexical…

计算与语言 · 计算机科学 2022-08-09 Aiwei Liu , Xuming Hu , Li Lin , Lijie Wen

Online continual learning for image classification is crucial for models to adapt to new data while retaining knowledge of previously learned tasks. This capability is essential to address real-world challenges involving dynamic…

计算机视觉与模式识别 · 计算机科学 2025-02-14 Adjovi Sim , Zhengkui Wang , Aik Beng Ng , Shalini De Mello , Simon See , Wonmin Byeon

Multi-view learning (MVL) has gained great success in integrating information from multiple perspectives of a dataset to improve downstream task performance. To make MVL methods more practical in an open-ended environment, this paper…

机器学习 · 计算机科学 2023-10-16 Depeng Li , Tianqi Wang , Junwei Chen , Kenji Kawaguchi , Cheng Lian , Zhigang Zeng

Hybrid question answering (HybridQA) over the financial report contains both textual and tabular data, and requires the model to select the appropriate evidence for the numerical reasoning task. Existing methods based on encoder-decoder…

计算与语言 · 计算机科学 2023-05-08 Yifan Wei , Fangyu Lei , Yuanzhe Zhang , Jun Zhao , Kang Liu

Context: Multi-schema-version data management (MSVDM) is the database technology that simultaneously supports multiple schema versions of one database. With the technology, multiple versions of one software system can co-exist and exchange…

编程语言 · 计算机科学 2025-03-03 Tetsuo Kamina , Tomoyuki Aotani , Hidehiko Masuhara

Visual relation detection methods rely on object information extracted from RGB images such as 2D bounding boxes, feature maps, and predicted class probabilities. We argue that depth maps can additionally provide valuable information on…

计算机视觉与模式识别 · 计算机科学 2020-10-20 Sahand Sharifzadeh , Sina Moayed Baharlou , Max Berrendorf , Rajat Koner , Volker Tresp

How can we analyze enormous networks including the Web and social networks which have hundreds of billions of nodes and edges? Network analyses have been conducted by various graph mining methods including shortest path computation,…

分布式、并行与集群计算 · 计算机科学 2017-09-27 Chiwan Park , Ha-Myung Park , Minji Yoon , U Kang

GUI grounding, which translates natural language instructions into precise pixel coordinates, is essential for developing practical GUI agents. However, we observe that existing grounding models exhibit significant coordinate prediction…

计算机视觉与模式识别 · 计算机科学 2025-12-10 Yunzhu Zhang , Zeyu Pan , Zhengwen Zeng , Shuheng Shen , Changhua Meng , Linchao Zhu

A scene graph is a semantic representation that expresses the objects, attributes, and relationships between objects in a scene. Scene graphs play an important role in many cross modality tasks, as they are able to capture the interactions…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Xuming Hu , Zhijiang Guo , Yu Fu , Lijie Wen , Philip S. Yu

Graph-based retrieval-augmented generation (RAG) enables large language models (LLMs) to ground responses with structured external knowledge from up-to-date knowledge graphs (KGs) and reduce hallucinations. However, LLMs often rely on a…

计算与语言 · 计算机科学 2025-07-01 Deyu Zou , Yongqiang Chen , Mufei Li , Siqi Miao , Chenxi Liu , Bo Han , James Cheng , Pan Li

The text-to-SQL task aims to convert natural language into Structured Query Language (SQL) without bias. Recently, text-to-SQL methods based on large language models (LLMs) have garnered significant attention. The core of mainstream…

数据库 · 计算机科学 2025-02-25 Zeshun You , Jiebin Yao , Dong Cheng , Zhiwei Wen , Zhiliang Lu , Xianyi Shen

Modern data analysis pipelines are becoming increasingly complex due to the presence of multi-view information sources. While graphs are effective in modeling complex relationships, in many scenarios a single graph is rarely sufficient to…

Graph databases have become essential tools for managing complex and interconnected data, which is common in areas like social networks, bioinformatics, and recommendation systems. Unlike traditional relational databases, graph databases…

数据库 · 计算机科学 2026-02-24 Miguel E. Coimbra , Lucie Svitáková , Domagoj Vrgoč , Alexandre P. Francisco , Luís Veiga

With the advancement of the data acquisition techniques, multi-view learning has become a hot topic. Some multi-view learning methods assume that the multi-view data is complete, which means that all instances are present, but this too…

机器学习 · 计算机科学 2022-08-09 Heng Zhang , Xiaohong Chen

Learning continually from a stream of non-i.i.d. data is an open challenge in deep learning, even more so when working in resource-constrained environments such as embedded devices. Visual models that are continually updated through…

人工智能 · 计算机科学 2025-07-30 Clea Rebillard , Julio Hurtado , Andrii Krutsylo , Lucia Passaro , Vincenzo Lomonaco

Large vision-language models (LVLMs) often fail to align with human preferences, leading to issues like generating misleading content without proper visual context (also known as hallucination). A promising solution to this problem is using…

计算机视觉与模式识别 · 计算机科学 2025-02-03 Chenglong Wang , Yang Gan , Yifu Huo , Yongyu Mu , Murun Yang , Qiaozhi He , Tong Xiao , Chunliang Zhang , Tongran Liu , Quan Du , Di Yang , Jingbo Zhu

Context graphs are essential for modern AI applications including question answering, pattern discovery, and data analysis. Building accurate context graphs from structured databases requires inferring join relationships between entities.…

数据库 · 计算机科学 2026-03-05 Shivani Tripathi , Ravi Shetye , Shi Qiao , Alekh Jindal

Recent advances in generative artificial intelligence have enabled the creation of highly realistic image forgeries, raising significant concerns about digital media authenticity. While existing detection methods demonstrate promising…

多媒体 · 计算机科学 2025-04-15 Junhao Xu , Jingjing Chen , Yang Jiao , Jiacheng Zhang , Zhiyu Tan , Hao Li , Yu-Gang Jiang

With the need for flexible and on-demand decision support, Dynamic Data Warehouses (DDW) provide benefits over traditional data warehouses due to their dynamic characteristics in structuring and access mechanism. A DDW is a data framework…

数据库 · 计算机科学 2017-03-07 Charles H. Goonetilleke , J. Wenny Rahayu , Md. Saiful Islam
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