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We experiment graph-based Semi-Supervised Learning (SSL) of Conditional Random Fields (CRF) for the application of Spoken Language Understanding (SLU) on unaligned data. The aligned labels for examples are obtained using IBM Model. We adapt…

Computation and Language · Computer Science 2017-01-31 Mohammad Aliannejadi , Masoud Kiaeeha , Shahram Khadivi , Saeed Shiry Ghidary

Named Entity Recognition (NER) is one of the most common tasks of the natural language processing. The purpose of NER is to find and classify tokens in text documents into predefined categories called tags, such as person names, quantity…

Computation and Language · Computer Science 2017-10-10 L. T. Anh , M. Y. Arkhipov , M. S. Burtsev

Large Language Models (LLMs) and Retrieval-Augmented Generation (RAG) are reshaping how AI systems extract and organize information from unstructured text. A key challenge is designing AI methods that can incrementally extract, structure,…

Information Retrieval · Computer Science 2025-06-03 Maruf Ahmed Mridul , Ian Sloyan , Aparna Gupta , Oshani Seneviratne

Recent advances in Retrieval-Augmented Generation (RAG) have revolutionized knowledge-intensive tasks, yet traditional RAG methods struggle when the search space is unknown or when documents are semi-structured or structured. We introduce a…

Information Retrieval · Computer Science 2026-03-25 Manie Tadayon , Mayank Gupta

Segment-level disclosures are a central component of financial reporting, providing insight into firms' internal organization and the allocation of economic activities across operating units. However, segment information is often presented…

Computation and Language · Computer Science 2026-05-26 Yue Liu , Zhiyuan Cheng , Longying Lai

Multimodal fake news detection typically demands complex architectures and substantial computational resources, posing deployment challenges in real-world settings. We introduce UNITE-FND, a novel framework that reframes multimodal fake…

Machine Learning · Computer Science 2025-02-18 Arka Mukherjee , Shreya Ghosh

CRF has been used as a powerful model for statistical sequence labeling. For neural sequence labeling, however, BiLSTM-CRF does not always lead to better results compared with BiLSTM-softmax local classification. This can be because the…

Computation and Language · Computer Science 2019-11-11 Leyang Cui , Yue Zhang

We describe our entry for the Systematic Review Information Extraction track of the 2018 Text Analysis Conference. Our solution is an end-to-end, deep learning, sequence tagging model based on the BI-LSTM-CRF architecture. However, we use…

Computation and Language · Computer Science 2019-01-09 Artur Nowak , Paweł Kunstman

This paper explores the development and application of an automated system designed to extract information from semi-structured interview transcripts. Given the labor-intensive nature of traditional qualitative analysis methods, such as…

Computation and Language · Computer Science 2024-03-11 Angelina Parfenova

The transformation of unstructured legal contracts into standardized, machine-readable formats is essential for automating financial workflows. The Common Domain Model (CDM) provides a standardized framework for this purpose, but converting…

Information Retrieval · Computer Science 2025-10-29 Maruf Ahmed Mridul , Oshani Seneviratne

Although named entity recognition (NER) helps us to extract domain-specific entities from text (e.g., artists in the music domain), it is costly to create a large amount of training data or a structured knowledge base to perform accurate…

Computation and Language · Computer Science 2023-06-07 Kosuke Nishida , Naoki Yoshinaga , Kyosuke Nishida

Recent advances in the healthcare industry have led to an abundance of unstructured data, making it challenging to perform tasks such as efficient and accurate information retrieval at scale. Our work offers an all-in-one scalable solution…

Information Retrieval · Computer Science 2023-02-15 Shreya Saxena , Raj Sangani , Siva Prasad , Shubham Kumar , Mihir Athale , Rohan Awhad , Vishal Vaddina

The surging amount of biomedical literature & digital clinical records presents a growing need for text mining techniques that can not only identify but also semantically relate entities in unstructured data. In this paper we propose a text…

Computation and Language · Computer Science 2021-12-28 Hasham Ul Haq , Veysel Kocaman , David Talby

Multimodal retrieval has emerged as a promising yet challenging research direction in recent years. Most existing studies in multimodal retrieval focus on capturing information in multimodal data that is similar to their paired texts, but…

Artificial Intelligence · Computer Science 2026-01-09 Delong Zeng , Yuexiang Xie , Yaliang Li , Ying Shen

We present Multimodal OCR (MOCR), a document parsing paradigm that jointly parses text and graphics into unified textual representations. Unlike conventional OCR systems that focus on text recognition and leave graphical regions as cropped…

The clinical trial is a pivotal and costly process, often spanning multiple years and requiring substantial financial resources. Therefore, the development of clinical trial outcome prediction models aims to exclude drugs likely to fail and…

Machine Learning · Computer Science 2025-01-29 Wenhao Zheng , Liaoyaqi Wang , Dongshen Peng , Hongxia Xu , Yun Li , Hongtu Zhu , Tianfan Fu , Huaxiu Yao

Financial fraud detection remains a critical challenge due to the dynamic and adversarial nature of fraudulent behavior. As fraudsters evolve their tactics, detection systems must combine robustness, adaptability, and precision. This study…

Cryptography and Security · Computer Science 2025-04-08 Diego Vallarino

Large language models with retrieval-augmented generation encounter a pivotal challenge in intricate retrieval tasks, e.g., multi-hop question answering, which requires the model to navigate across multiple documents and generate…

Information Retrieval · Computer Science 2025-05-06 Weijie Chen , Ting Bai , Jinbo Su , Jian Luan , Wei Liu , Chuan Shi

We propose unsupervised multi-scenario (UMS) person re-identification (ReID) as a new task that expands ReID across diverse scenarios (cross-resolution, clothing change, etc.) within a single coherent framework. To tackle UMS-ReID, we…

Computer Vision and Pattern Recognition · Computer Science 2026-01-19 Zhiqi Pang , Lingling Zhao , Yang Liu , Chunyu Wang , Gaurav Sharma

The main challenge in the Visible-Infrared Person Re-Identification (VI-ReID) task lies in how to extract discriminative features from different modalities for matching purposes. While the existing well works primarily focus on minimizing…

Machine Learning · Computer Science 2025-04-02 Xuecheng Hua , Ke Cheng , Hu Lu , Juanjuan Tu , Yuanquan Wang , Shitong Wang