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Showing 8529 results for "databases" in AI & Data Science
AI & Data Science Preprint PDF DOI

Agent-Agnostic Evaluation of SQL Accuracy in Production Text-to-SQL Systems

Taslim Jamal Arif, Kuldeep Singh · 2026

Text-to-SQL (T2SQL) evaluation in production environments poses fundamental challenges that existing benchmarks do not address. Current evaluation methodologies whether rule-based SQL matching or sche…

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AI & Data Science Preprint PDF DOI

A generalised pre-training strategy for deep learning networks in semantic segmentation of remotely sensed images

Yuan Fang, Yuanzhi Cai, Jagannath Aryal, Qinfeng Zhu, Hong Huang, Cheng Zhang, Lei Fan · 2026

In the segmentation of remotely sensed images, deep learning models are typically pre-trained using large image databases like ImageNet before fine-tuned on domain-specific datasets. However, the perf…

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AI & Data Science Preprint PDF DOI

The Two Boundaries: Why Behavioral AI Governance Fails Structurally

Alan L. McCann · 2026

Every system that performs effects has two boundaries: what it can do (expressiveness) and what governance covers (governance). In nearly all deployed AI systems, these boundaries are defined independ…

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AI & Data Science Preprint PDF DOI

DualGeo: A Dual-View Framework for Worldwide Image Geo-localization

Junchao Cui, Wenqi Shi, Shaoyong Du, Hang He, Xuanzi Ma, Hao Tang, Xiangyang Luo · 2026

Worldwide image geo-localization aims to infer the geographic location of an image captured anywhere on Earth, spanning street, city, regional, national, and continental scales. Existing methods rely …

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AI & Data Science Preprint PDF DOI

Wiki Dumps to Training Corpora: South Slavic Case

Mihailo Skoric · 2026

This paper presents a methodology for transforming raw Wikimedia dumps into quality textual corpora for seven South Slavic languages. The work is divided into two major phases. The first involves extr…

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AI & Data Science Preprint PDF DOI

The Structured Output Benchmark: A Multi-Source Benchmark for Evaluating Structured Output Quality in Large Language Models

Abhinav Kumar Singh, Harsha Vardhan Khurdula, Yoeven D Khemlani, Vineet Agarwal · 2026

Large Language Models are increasingly being deployed to extract structured data from unstructured and semi-structured sources: parsing invoices, medical records, and converting PDF documents to datab…

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AI & Data Science Preprint PDF DOI

Semantic Layers for Reliable LLM-Powered Data Analytics: A Paired Benchmark of Accuracy and Hallucination Across Three Frontier Models

Michael Rumiantsau, Ivan Fokeev · 2026

LLMs deployed for natural-language querying of analytical databases suffer from two intertwined failures - incorrect answers and confident hallucinations - both rooted in the same cause: the model is …

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AI & Data Science Preprint PDF DOI

CiteRadar: A Citation Intelligence Platform for Researcher Profiling and Geographic Visualization

Chenxu Niu, Yiming Sun · 2026

Understanding the geographic reach and community structure of one's scholarly citations is increasingly valuable for career development, grant applications, and collaboration discovery -- yet accessib…

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AI & Data Science Preprint PDF DOI

Subjective Portrait Region Cropping in Landscape Videos with Temporal Annotation Smoothing

Cheng-Han Lee, Maniratnam Mandal, Neil Birkbeck, Yilin Wang, Balu Adsumilli, Alan C. Bovik · 2026

With the rise of mobile video consumption on diverse handheld display resolutions and orientation modes, altering videos to aspect ratios poses challenges. Static cropping and border padding often com…

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AI & Data Science Preprint PDF DOI

Generative Design of a Gas Turbine Combustor Using Invertible Neural Networks

Patrick Kruger, Hanno Gottschalk, Werner Krebs, Bastian Werdelmann · 2026

The need to burn 100% H2 in high efficient gas turbines featuring low NOx combustion in premix mode require the complete redesign of the combustion system to ensure stable operation without any flashb…

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AI & Data Science Preprint PDF DOI

MultiDx: A Multi-Source Knowledge Integration Framework towards Diagnostic Reasoning

Yimin Deng, Zhenxi Lin, Yejing Wang, Guoshuai Zhao, Pengyue Jia, Zichuan Fu, Derong Xu, Yefeng Zheng, Xiangyu Zhao, Li Zhu, Xian Wu, Xueming Qian · 2026

Diagnostic prediction and clinical reasoning are critical tasks in healthcare applications. While Large Language Models (LLMs) have shown strong capabilities in commonsense reasoning, they still strug…

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AI & Data Science Preprint PDF DOI

Viewport-Unaware Blind Omnidirectional Image Quality Assessment: A Unified and Generalized Approach

Jiebin Yan, Kangcheng Wu, Jingwen Hou, Jiayu Zhang, Pengfei Chen, Yuming Fang · 2026

Blind omnidirectional image quality assessment (BOIQA) presents a great challenge to the visual quality assessment community, due to different storage formats and diverse user viewing behaviors. The m…

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AI & Data Science Preprint PDF DOI

SoccerRef-Agents: Multi-Agent System for Automated Soccer Refereeing

Zi Meng, Wanli Song, Yi Hu, Jiayuan Rao, Gang Chen · 2026

Refereeing is vital in sports, where fair, accurate, and explainable decisions are fundamental. While intelligent assistant technologies are being widely adopted in soccer refereeing, current AI-assis…

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AI & Data Science Preprint PDF DOI

CombiMOTS: Combinatorial Multi-Objective Tree Search for Dual-Target Molecule Generation

Thibaud Southiratn, Bonil Koo, Yijingxiu Lu, Sun Kim · 2026

Dual-target molecule generation, which focuses on discovering compounds capable of interacting with two target proteins, has garnered significant attention due to its potential for improving therapeut…

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AI & Data Science Preprint PDF DOI

AnemiaVision: Non-Invasive Anemia Detection via Smartphone Imagery Using EfficientNet-B3 with TrivialAugmentWide, Mixup Augmentation, and Persistent Patient History Management

Rahul Patel · 2026

Anemia affects over one billion people globally and remains severely under-diagnosed in low-resource regions where laboratory blood tests are inaccessible. This paper presents AnemiaVision, an end-to-…

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AI & Data Science Preprint PDF DOI

Inter-Stance: A Dyadic Multimodal Corpus for Conversational Stance Analysis

Xiang Zhang, Xiaotian Li, Taoyue Wang, Nan Bi, Xin Zhou, Cody Zhou, Zoie Wang, Andrew Yang, Yuming Su, Jeff Cohn, Qiang Ji, Lijun Yin · 2026

Social interactions dominate our perceptions of the world and shape our daily behavior by attaching social meaning to acts as simple and spontaneous as gestures, facial expressions, voice, and speech.…

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AI & Data Science Preprint PDF DOI

Neural Recovery of Historical Lexical Structure in Bantu Languages from Modern Data

Hillary Mutisya, John Mugane · 2026

We investigate whether neural models trained exclusively on modern morphological data can recover cross-lingual lexical structure consistent with historical reconstruction. Using BantuMorph v7, a tran…

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AI & Data Science Preprint PDF DOI

An Integrated Framework for Explainable, Fair, and Observable Hospital Readmission Prediction: Development and Validation on MIMIC-IV

Isaac Tosin Adisa · 2026

Objective: To propose and retrospectively validate an integrated framework addressing three barriers to clinical translation of readmission prediction: lack of explainability, absence of deployment re…

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AI & Data Science Preprint PDF DOI

Region Matters: Efficient and Reliable Region-Aware Visual Place Recognition

Shunpeng Chen, Yukun Song, Changwei Wang, Rongtao Xu, Kexue Fu, Longxiang Gao, Li Guo, Ruisheng Wang, Shibiao Xu · 2026

Visual Place Recognition (VPR) determines a query image's geographic location by matching it against geotagged databases. However, existing methods struggle with perceptual aliasing caused by irreleva…

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AI & Data Science Preprint PDF DOI

A Nationwide Japanese Medical Claims Foundation Model: Balancing Model Scaling and Task-Specific Computational Efficiency

Nanae Aratake, Taisei Tosaki, Yuji Okamoto, Eiichiro Uchino, Masaki Nakamura, Nobutomo Matsui, Akiko Hatakama, Yasushi Okuno · 2026

Clinical risk prediction using longitudinal medical data supports individualized care. Self-supervised foundation models have emerged as a promising approach for leveraging large-scale unlabeled healt…

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