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Large Language Models have recently shown impressive capabilities in reasoning and code generation, making them promising tools for natural language interfaces to relational databases. However, existing approaches often fail to generalize…

Databases · Computer Science 2026-02-03 Wenjia Jiang , Yiwei Wang , Boyan Han , Joey Tianyi Zhou , Chi Zhang

We introduce a novel large language model (LLM)-driven agent framework, which iteratively refines queries and filters contextual evidence by leveraging dynamically evolving knowledge. A defining feature of the system is its decoupling of…

Artificial Intelligence · Computer Science 2025-04-02 Seyoung Song

Graphical User Interface (GUI) Agents, powered by multimodal large language models (MLLMs), have shown great potential for task automation on computing devices such as computers and mobile phones. However, existing agents face challenges in…

Artificial Intelligence · Computer Science 2025-01-09 Yuhang Liu , Pengxiang Li , Zishu Wei , Congkai Xie , Xueyu Hu , Xinchen Xu , Shengyu Zhang , Xiaotian Han , Hongxia Yang , Fei Wu

Large language models (LLMs), adopted to understand human language, drive the development of artificial intelligence (AI) web search agents. Compared to traditional search engines, LLM-powered AI search agents are capable of understanding…

Information Retrieval · Computer Science 2025-02-25 Chuanrui Hu , Shichong Xie , Baoxin Wang , Bin Chen , Xiaofeng Cong , Jun Zhang

Modern web scraping struggles with dynamic, interactive websites that require more than static HTML parsing. Current methods are often brittle and require manual customization for each site. To address this, we introduce Webscraper, a…

Artificial Intelligence · Computer Science 2026-04-01 Guan-Lun Huang , Yuh-Jzer Joung

Each language has its own complex systems of word, phrase, and sentence construction, the guiding principles of which are often summarized in grammar descriptions for the consumption of linguists or language learners. However, manual…

Computation and Language · Computer Science 2022-03-29 Aditi Chaudhary , Zaid Sheikh , David R Mortensen , Antonios Anastasopoulos , Graham Neubig

Graphical User Interface (GUI) agents adopt an end-to-end paradigm that maps a screenshot to an action sequence, thereby automating repetitive tasks in virtual environments. However, existing GUI agents are evaluated almost exclusively on…

Computer Vision and Pattern Recognition · Computer Science 2025-12-15 Chunyi Li , Longfei Li , Zicheng Zhang , Xiaohong Liu , Min Tang , Weisi Lin , Guangtao Zhai

Large language models (LLMs) have brought exciting new advances to mobile UI agents, a long-standing research field that aims to complete arbitrary natural language tasks through mobile UI interactions. However, existing UI agents usually…

Artificial Intelligence · Computer Science 2025-05-07 Hao Wen , Shizuo Tian , Borislav Pavlov , Wenjie Du , Yixuan Li , Ge Chang , Shanhui Zhao , Jiacheng Liu , Yunxin Liu , Ya-Qin Zhang , Yuanchun Li

The rapid advancement of large language models (LLMs) has led to a new era marked by the development of autonomous applications in real-world scenarios, which drives innovation in creating advanced web agents. Existing web agents typically…

Computation and Language · Computer Science 2024-06-10 Hongliang He , Wenlin Yao , Kaixin Ma , Wenhao Yu , Yong Dai , Hongming Zhang , Zhenzhong Lan , Dong Yu

Graphical user interface (GUI) has become integral to modern society, making it crucial to be understood for human-centric systems. However, unlike natural images or documents, GUIs comprise artificially designed graphical elements arranged…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Ziwei Wang , Weizhi Chen , Leyang Yang , Sheng Zhou , Shengchu Zhao , Hanbei Zhan , Jiongchao Jin , Liangcheng Li , Zirui Shao , Jiajun Bu

Multi-agent systems powered by large language models have demonstrated remarkable capabilities across diverse domains, yet existing automated design approaches seek monolithic solutions that fail to adapt resource allocation based on query…

Artificial Intelligence · Computer Science 2025-10-06 Bo Ma , Hang Li , ZeHua Hu , XiaoFan Gui , LuYao Liu , Simon Liu

Autonomous Graphical User Interface (GUI) agents often struggle with multi-step tasks due to constrained context windows and static policies that fail to adapt to dynamic environments. To address these limitations, this work proposes the…

Machine Learning · Computer Science 2026-05-19 Shilong Jin , Lanjun Wang , Zhuosheng Zhang

Multimodal large language models (MLLMs) are transforming the capabilities of graphical user interface (GUI) agents, facilitating their transition from controlled simulations to complex, real-world applications across various platforms.…

Artificial Intelligence · Computer Science 2025-06-18 Boyu Gou , Ruohan Wang , Boyuan Zheng , Yanan Xie , Cheng Chang , Yiheng Shu , Huan Sun , Yu Su

We have developed a framework to reliably build agents capable of UI navigation. The state space is simplified from raw-pixels to a set of UI elements extracted from screen understanding, such as OCR and icon detection. The action space is…

Artificial Intelligence · Computer Science 2021-10-19 Wei Li

Current paradigms for training GUI agents are fundamentally limited by a reliance on either unsafe, non-reproducible live web interactions or costly, scarce human-crafted data and environments. We argue this focus on data volume overlooks a…

Artificial Intelligence · Computer Science 2026-04-15 Sicheng Fan , Qingyun Shi , Shengze Xu , Shengbo Cai , Tieyong Zeng , Li Ling , Yanyi Shang , Dehan Kong

We present XPath Agent, a production-ready XPath programming agent specifically designed for web crawling and web GUI testing. A key feature of XPath Agent is its ability to automatically generate XPath queries from a set of sampled web…

Information Retrieval · Computer Science 2025-02-25 Yu Li , Bryce Wang , Xinyu Luan

The proliferation of datasets across open data portals and enterprise data lakes presents an opportunity for deriving data-driven insights. Widely-used dataset search systems rely on keyword search over dataset metadata, including…

Databases · Computer Science 2025-12-19 Haoxiang Zhang , Yurong Liu , Aécio Santos , Wei-Lun Hung , Juliana Freire

Large language models (LLMs) have evolved beyond simple text generation to power software agents that directly translate natural language commands into tangible actions. While API-based LLM agents initially rose to prominence for their…

Artificial Intelligence · Computer Science 2025-06-24 Chaoyun Zhang , Shilin He , Liqun Li , Si Qin , Yu Kang , Qingwei Lin , Saravan Rajmohan , Dongmei Zhang

Multimodal Large Language Models (MLLMs) have shown great potential in revolutionizing Graphical User Interface (GUI) automation. However, existing GUI models mostly rely on learning from nearly error-free offline trajectories, thus lacking…

Artificial Intelligence · Computer Science 2025-06-10 Penghao Wu , Shengnan Ma , Bo Wang , Jiaheng Yu , Lewei Lu , Ziwei Liu

GUI agents are rapidly becoming a new interaction to software, allowing people to navigate web, desktop and mobile rather than execute them click by click. Yet ``agent'' is described with radically different degrees of autonomy, obscuring…

Software Engineering · Computer Science 2026-02-13 Sidong Feng , Chunyang Chen