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Embedding-based similarity metrics between text sequences can be influenced not just by the content dimensions we most care about, but can also be biased by spurious attributes like the text's source or language. These document confounders…

Computation and Language · Computer Science 2025-09-25 Yu Fan , Yang Tian , Shauli Ravfogel , Mrinmaya Sachan , Elliott Ash , Alexander Hoyle

Deep Research systems have revolutionized how LLMs solve complex questions through iterative reasoning and evidence gathering. However, current systems remain fundamentally constrained to textual web data, overlooking the vast knowledge…

Information Retrieval · Computer Science 2025-10-27 Kuicai Dong , Shurui Huang , Fangda Ye , Wei Han , Zhi Zhang , Dexun Li , Wenjun Li , Qu Yang , Gang Wang , Yichao Wang , Chen Zhang , Yong Liu

Large language models (LLMs) have recently achieved remarkable success in generating rigorous mathematical proofs, with "AI for Math" emerging as a vibrant field of research (Ju et al., 2026). While these models have mastered…

Artificial Intelligence · Computer Science 2026-03-10 Lve Meng , Weilong Zhao , Yanzhi Zhang , Haoxiang Guan , Jiyan He

Current code generation benchmarks focus primarily on functional correctness while overlooking two critical aspects of real-world programming: algorithmic efficiency and code quality. We introduce COMPASS (COdility's Multi-dimensional…

Software Engineering · Computer Science 2025-08-20 James Meaden , Michał Jarosz , Piotr Jodłowski , Grigori Melnik

Hallucinations in Large Language Models (LLMs) -- generations that are plausible but factually unfaithful -- remain a critical barrier to high-stakes deployment. Current detection methods typically rely on computationally expensive external…

Artificial Intelligence · Computer Science 2026-01-23 Manish Bhatt

Analogy-making is central to human cognition, allowing us to adapt to novel situations -- an ability that current AI systems still lack. Most analogy datasets today focus on simple analogies (e.g., word analogies); datasets including…

Computation and Language · Computer Science 2024-05-15 Oren Sultan , Yonatan Bitton , Ron Yosef , Dafna Shahaf

Legal passage retrieval is an important task that assists legal practitioners in the time-intensive process of finding relevant precedents to support legal arguments. This study investigates the task of retrieving legal passages or…

Computation and Language · Computer Science 2025-06-17 Larissa Mori , Carlos Sousa de Oliveira , Yuehwern Yih , Mario Ventresca

Large Language Models for code generation frequently produce hallucinations in Fill-in-the-Middle (FIM) tasks -- plausible but incorrect completions such as invented API methods, invalid parameters, undefined variables, or non-existent…

Machine Learning · Computer Science 2026-05-12 Mahdi Erfanian , Nelson Daniel Troncoso , Aashna Garg , Amabel Gale , Xiaoyu Liu , Pareesa Ameneh Golnari , Shengyu Fu

Data analysis for scientific experiments and enterprises, large-scale simulations, and machine learning tasks all entail the use of complex computational pipelines to reach quantitative and qualitative conclusions. If some of the activities…

Databases · Computer Science 2020-04-15 Raoni Lourenço , Juliana Freire , Dennis Shasha

Transformers have revolutionized AI in natural language processing and computer vision, but their large computation and memory demands pose major challenges for hardware acceleration. In practice, end-to-end throughput is often limited by…

Hardware Architecture · Computer Science 2026-03-20 Qunyou Liu , Marina Zapater , David Atienza

A fundamental trade-off between effectiveness and efficiency needs to be balanced when designing an online question answering system. Effectiveness comes from sophisticated functions such as extractive machine reading comprehension (MRC),…

Computation and Language · Computer Science 2019-08-14 Ming Yan , Jiangnan Xia , Chen Wu , Bin Bi , Zhongzhou Zhao , Ji Zhang , Luo Si , Rui Wang , Wei Wang , Haiqing Chen

Long-horizon reasoning is a key challenge for autonomous agents, yet existing benchmarks evaluate agents on single tasks in isolation. Real organizational work requires managing many concurrent long-horizon tasks with interleaving,…

Retrieval-Augmented Generation (RAG) systems using Multimodal Large Language Models (MLLMs) show great promise for complex document understanding, yet their development is critically hampered by inadequate evaluation. Current benchmarks…

Computation and Language · Computer Science 2025-08-06 Wenxuan Shen , Mingjia Wang , Yaochen Wang , Dongping Chen , Junjie Yang , Yao Wan , Weiwei Lin

Recruiters can easily shortlist candidates for jobs via viewing their curriculum vitae (CV) document. Unstructured document CV beholds candidate's portfolio and named entities listing details. The main aim of this study is to design and…

Machine Learning · Computer Science 2023-07-12 Nikhil Verma , Krishna Prasad

Predictive analytics systems are currently one of the most important areas of research and development within the Artificial Intelligence domain and particularly in Machine Learning. One of the "holy grails" of predictive analytics is the…

Information Retrieval · Computer Science 2019-07-23 Laurentiu Piciu , Andrei Damian , Nicolae Tapus , Andrei Simion-Constantinescu , Bogdan Dumitrescu

In this study, we address the issue of API hallucinations in various software engineering contexts. We introduce CloudAPIBench, a new benchmark designed to measure API hallucination occurrences. CloudAPIBench also provides annotations for…

Computation and Language · Computer Science 2024-07-17 Nihal Jain , Robert Kwiatkowski , Baishakhi Ray , Murali Krishna Ramanathan , Varun Kumar

RAG-based QA has emerged as a powerful method for processing long industrial documents. However, conventional text chunking approaches often neglect complex and long industrial document structures, causing information loss and reduced…

Artificial Intelligence · Computer Science 2026-04-15 Joongmin Shin , Chanjun Park , Jeongbae Park , Jaehyung Seo , Heuiseok Lim

Enterprises grapple with the significant challenge of managing proprietary unstructured data, hindering efficient information retrieval. This has led to the emergence of AI-driven information retrieval solutions, designed to adeptly extract…

Input pipelines, which ingest and transform input data, are an essential part of training Machine Learning (ML) models. However, it is challenging to implement efficient input pipelines, as it requires reasoning about parallelism,…

Machine Learning · Computer Science 2022-03-22 Michael Kuchnik , Ana Klimovic , Jiri Simsa , Virginia Smith , George Amvrosiadis

Several recent papers claim human parity at sentence-level Machine Translation (MT), especially in high-resource languages. Thus, in response, the MT community has, in part, shifted its focus to document-level translation. Translating…

Computation and Language · Computer Science 2023-05-19 Yuchen Eleanor Jiang , Tianyu Liu , Shuming Ma , Dongdong Zhang , Mrinmaya Sachan , Ryan Cotterell