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Unstructured data is pervasive, but analytical queries demand structured representations, creating a significant extraction challenge. Existing methods like RAG lack schema awareness and struggle with cross-document alignment, leading to…

数据库 · 计算机科学 2025-11-05 Daren Chao , Kaiwen Chen , Naiqing Guan , Nick Koudas

The task of converting natural language queries into SQL queries is intricate, necessitating a blend of precise techniques for an accurate translation. The DIN-SQL (Decomposed-In-Context SQL) methodology represents a significant development…

数据库 · 计算机科学 2024-03-05 Shai Volvovsky , Marco Marcassa , Mustafa Panbiharwala

Exploiting known semantic relationships between fine-grained tasks is critical to the success of recent model agnostic approaches. These approaches often rely on meta-optimization to make a model robust to systematic task or domain shifts.…

计算机视觉与模式识别 · 计算机科学 2020-02-04 Sameeksha Katoch , Kowshik Thopalli , Jayaraman J. Thiagarajan , Pavan Turaga , Andreas Spanias

Data-driven reports communicate decision-relevant insights by tightly interleaving narrative text with charts grounded in underlying tables. However, current LLM-based systems typically generate narratives and visualizations in staged…

多智能体系统 · 计算机科学 2026-01-19 Huanxiang Lin , Qianyue Wang , Jinwu Hu , Bailin Chen , Qing Du , Mingkui Tan

Large Language Models (LLMs) struggle with complex Text-to-SQL queries that demand both sophisticated mathematical reasoning and intricate schema navigation. Existing methods often tackle these challenges in isolation, creating a fractured…

人工智能 · 计算机科学 2025-09-25 Xutao Mao , Tao Liu , Hongying Zan

Real-world enterprise text-to-SQL workflows often involve complex cloud or local data across various database systems, multiple SQL queries in various dialects, and diverse operations from data transformation to analytics. We introduce…

Biomedical question answering often requires decisions from retrieved literature whose relevance, quality, and support for candidate answers are uneven. Most retrieval-augmented large language model (LLM) methods feed this literature to the…

计算与语言 · 计算机科学 2026-05-19 Chang Zong , Hao Ning , Siliang Tang , Jie Huang , Jian Wan

The performance of Large Language Models (LLMs) for translating Natural Language (NL) queries into SQL varies significantly across databases (DBs). NL queries are often expressed using a domain specific vocabulary, and mapping these to the…

计算与语言 · 计算机科学 2025-10-06 Manasi Patwardhan , Ayush Agarwal , Shabbirhussain Bhaisaheb , Aseem Arora , Lovekesh Vig , Sunita Sarawagi

Network embedding methods map a network's nodes to vectors in an embedding space, in such a way that these representations are useful for estimating some notion of similarity or proximity between pairs of nodes in the network. The quality…

社会与信息网络 · 计算机科学 2022-02-02 Alexandru Mara , Jefrey Lijffijt , Tijl De Bie

Complex Verilog Design Problems (CVDP) challenge hardware LLM agents because solving them requires localizing verifier-relevant RTL, testbenches, include paths, and build dependencies inside large repository snapshots, making precise edits,…

人工智能 · 计算机科学 2026-05-22 Zijian Du , Nathaniel Pinckney

The rise of Large Language Models (LLMs) has accelerated the long-standing goal of enabling natural language querying over complex, hybrid databases. Yet, this ambition exposes a dual challenge: reasoning jointly over structured,…

数据库 · 计算机科学 2025-10-22 Aymane Hassini

The untraceability of transactions facilitated by Ethereum mixing services like Tornado Cash poses significant challenges to blockchain security and financial regulation. Existing methods for correlating mixing accounts suffer from limited…

密码学与安全 · 计算机科学 2025-05-16 Zheng Che , Taoyu Li , Meng Shen , Hanbiao Du , Liehuang Zhu

Decoder-only LLM rerankers struggle with long documents: inference is costly and relevance signals can be diluted by irrelevant context. Motivated by an attention analysis indicating a consistent degradation trend when non-relevant text is…

信息检索 · 计算机科学 2026-01-07 Minghan Li , Eric Gaussier , Juntao Li , Guodong Zhou

Record linkage is an essential part of nearly all real-world systems that consume structured and unstructured data coming from different sources. Typically no common key is available for connecting records. Massive data cleaning and data…

数据库 · 计算机科学 2019-09-30 Thomas Gschwind , Christoph Miksovic , Julian Minder , Katsiaryna Mirylenka , Paolo Scotton

Text-to-SQL enables non-experts to retrieve data from databases by converting natural language queries into SQL. However, state-of-the-art text-to-SQL studies rely on the BIRD dataset, which assumes that evidence is provided along with…

计算与语言 · 计算机科学 2025-06-10 Janghyeon Yun , Sang-goo Lee

The increasing amounts of semantic resources offer valuable storage of human knowledge; however, the probability of wrong entries increases with the increased size. The development of approaches that identify potentially spurious parts of a…

机器学习 · 计算机科学 2021-11-24 Sebastian Mežnar , Matej Bevec , Nada Lavrač , Blaž Škrlj

Link prediction, the problem of identifying missing links among a set of inter-related data entities, is a popular field of research due to its application to graph-like domains. Producing consistent evaluations of the performance of the…

社会与信息网络 · 计算机科学 2016-11-28 Dario Garcia-Gasulla , Eduard Ayguadé , Jesús Labarta , Ulises Cortés

Graph-based Retrieval-Augmented Generation (GraphRAG) mitigates hallucinations in Large Language Models (LLMs) by grounding them in structured knowledge. However, current GraphRAG methods are constrained by a prevailing…

计算与语言 · 计算机科学 2026-01-13 Manzong Huang , Chenyang Bu , Yi He , Xingrui Zhuo , Xindong Wu

A tremendous number of critical database systems lack adequate documentation. Declared primary keys are absent, foreign key constraints have been dropped for performance, column names are cryptic abbreviations, and no entity-relationship…

数据库 · 计算机科学 2026-03-25 Amith Nagarajan , Thomas Altman

SUMMARY: Recently, novel machine-learning algorithms have shown potential for predicting undiscovered links in biomedical knowledge networks. However, dedicated benchmarks for measuring algorithmic progress have not yet emerged. With…

人工智能 · 计算机科学 2022-04-06 Anna Breit , Simon Ott , Asan Agibetov , Matthias Samwald