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A myriad of different Large Language Models (LLMs) face a common challenge in contextually analyzing table question-answering tasks. These challenges are engendered from (1) finite context windows for large tables, (2) multi-faceted…

Artificial Intelligence · Computer Science 2024-06-18 William Watson , Nicole Cho , Tucker Balch , Manuela Veloso

Domain-specific quantitative reasoning remains a major challenge for large language models (LLMs), especially in fields requiring expert knowledge and complex question answering (QA). In this work, we propose Expert Question Decomposition…

Computation and Language · Computer Science 2025-10-03 Mengyu Wang , Sotirios Sabanis , Miguel de Carvalho , Shay B. Cohen , Tiejun Ma

The integration of Large Language Models (LLMs) in 6G vehicular networks promises unprecedented advancements in intelligent transportation systems. However, offloading LLM computations from vehicles to edge infrastructure poses significant…

Cryptography and Security · Computer Science 2025-09-09 Ikhlasse Badidi , Nouhaila El Khiyaoui , Aya Riany , Badr Ben Elallid , Amine Abouaomar

Large language models (LLMs) are increasingly deployed in enterprise settings where they interact with multiple users and are trained or fine-tuned on sensitive internal data. While fine-tuning enhances performance by internalizing domain…

Tabular data embedded in PDF files, web pages, and other types of documents is prevalent in various domains. These tables, which we call human-centric tables (HCTs for short), are dense in information but often exhibit complex structural…

Large Language Models (LLMs) are increasingly adopted in healthcare to support clinical decision-making, summarize electronic health records (EHRs), and enhance patient care. However, this integration introduces significant privacy and…

Cryptography and Security · Computer Science 2026-01-16 Mohoshin Ara Tahera , Karamveer Singh Sidhu , Shuvalaxmi Dass , Sajal Saha

We introduce CUS-QA, a benchmark for evaluation of open-ended regional question answering that encompasses both textual and visual modalities. We also provide strong baselines using state-of-the-art large language models (LLMs). Our dataset…

Computation and Language · Computer Science 2026-02-03 Jindřich Libovický , Jindřich Helcl , Andrei Manea , Gianluca Vico

This paper introduces a hybrid encryption framework combining classical cryptography (EdDSA, ECDH), post-quantum cryptography (ML-DSA-6x5, ML-KEM-768), and Quantum Key Distribution (QKD) via Guardian to counter quantum computing threats.…

Cryptography and Security · Computer Science 2025-09-16 Amal Raj , Vivek Balachandran

While question-answering~(QA) benchmark performance is an automatic and scalable method to compare LLMs, it is an indirect method of evaluating their underlying problem-solving capabilities. Therefore, we propose a holistic and…

Computation and Language · Computer Science 2025-08-01 Yunxiang Yan , Tomohiro Sawada , Kartik Goyal

Healthcare alert systems (HAS) are undergoing rapid evolution, propelled by advancements in artificial intelligence (AI), Internet of Things (IoT) technologies, and increasing health consciousness. Despite significant progress, a…

Computers and Society · Computer Science 2024-08-26 Yulan Gao , Ziqiang Ye , Ming Xiao , Yue Xiao , Dong In Kim

Natural Question Answering (QA) datasets play a crucial role in evaluating the capabilities of large language models (LLMs), ensuring their effectiveness in real-world applications. Despite the numerous QA datasets that have been developed…

Large language models (LLMs) do not preserve privacy at inference-time. The LLM's outputs can inadvertently reveal information about the model's context, which presents a privacy challenge when the LLM is augmented via tools or databases…

Computation and Language · Computer Science 2026-02-03 Rushil Thareja , Preslav Nakov , Praneeth Vepakomma , Nils Lukas

Distributed machine learning systems require strong privacy guarantees, verifiable compliance, and scalable deployment across heterogeneous and multi-cloud environments. This work introduces a cloud-native privacy-preserving architecture…

Anonymizing text that contains sensitive information is crucial for a wide range of applications. Existing techniques face the emerging challenges of the re-identification ability of large language models (LLMs), which have shown advanced…

Computation and Language · Computer Science 2025-06-19 Tianyu Yang , Xiaodan Zhu , Iryna Gurevych

The growing use of large language model (LLM)-based conversational agents to manage sensitive user data raises significant privacy concerns. While these agents excel at understanding and acting on context, this capability can be exploited…

Cryptography and Security · Computer Science 2024-09-20 Eugene Bagdasarian , Ren Yi , Sahra Ghalebikesabi , Peter Kairouz , Marco Gruteser , Sewoong Oh , Borja Balle , Daniel Ramage

Large Language Models (LLMs) deployed in enterprise settings (e.g., as Microsoft 365 Copilot) face novel security challenges. One critical threat is prompt inference attacks: adversaries chain together seemingly benign prompts to gradually…

Cryptography and Security · Computer Science 2025-07-22 Andrii Balashov , Olena Ponomarova , Xiaohua Zhai

Machine reading comprehension (MRC) of text data is one important task in Natural Language Understanding. It is a complex NLP problem with a lot of ongoing research fueled by the release of the Stanford Question Answering Dataset (SQuAD)…

Computation and Language · Computer Science 2022-02-11 Addi Ait-Mlouk , Sadi Alawadi , Salman Toor , Andreas Hellander

Quantitative research increasingly relies on unstructured financial content such as filings, earnings calls, and research notes, yet existing LLM and RAG pipelines struggle with point-in-time correctness, evidence attribution, and…

Computational Engineering, Finance, and Science · Computer Science 2025-09-29 Haoxue Wang , Keli Wen , Yuante Li , Qiancheng Qu , Xiangxu Mu , Xinjie Shen , Jiaqi Gao , Chenyang Chang , Chuhan Xie , San Yu Cheung , Zhuoyuan Hu , Xinyu Wang , Sirui Bi , Bi'an Du

Recent advancements in Large Language Models (LLMs) have transformed communication, yet their role in secure messaging remains underexplored, especially in surveillance-heavy environments. At the same time, many governments all over the…

Cryptography and Security · Computer Science 2025-04-15 Danilo Gligoroski , Mayank Raikwar , Sonu Kumar Jha

Quantum machine learning (QML) can complement the growing trend of using learned models for a myriad of classification tasks, from image recognition to natural speech processing. A quantum advantage arises due to the intractability of…

Quantum Physics · Physics 2021-03-11 William M Watkins , Samuel Yen-Chi Chen , Shinjae Yoo