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We explore the effectiveness of an LLM-guided query refinement paradigm for extending the usability of embedding models to challenging zero-shot search and classification tasks. Our approach refines the embedding representation of a user…

计算与语言 · 计算机科学 2026-05-13 Ariel Gera , Shir Ashury-Tahan , Gal Bloch , Ohad Eytan , Assaf Toledo

The main approach of traditional information retrieval (IR) is to examine how many words from a query appear in a document. A drawback of this approach, however, is that it may fail to detect relevant documents where no or only few words…

计算与语言 · 计算机科学 2017-10-19 Sun Kim , Nicolas Fiorini , W. John Wilbur , Zhiyong Lu

Publicly accessible benchmarks that allow for assessing and comparing model performances are important drivers of progress in artificial intelligence (AI). While recent advances in AI capabilities hold the potential to transform medical…

人工智能 · 计算机科学 2022-12-26 Kathrin Blagec , Jakob Kraiger , Wolfgang Frühwirt , Matthias Samwald

BACKGROUND: In this study, we investigated the efficacy of current state-of-the-art neural sentence embedding models for semantic similarity estimation of sentences from biomedical literature. We trained different neural embedding models on…

计算与语言 · 计算机科学 2021-11-01 Kathrin Blagec , Hong Xu , Asan Agibetov , Matthias Samwald

The increasing reliance on online recruitment platforms coupled with the adoption of AI technologies has highlighted the critical need for efficient resume classification methods. However, challenges such as small datasets, lack of…

计算与语言 · 计算机科学 2024-07-16 Ahmed Heakl , Youssef Mohamed , Noran Mohamed , Aly Elsharkawy , Ahmed Zaky

Accurately linking news articles to scientific research works is a critical component in a number of applications, such as measuring the social impact of a research work and detecting inaccuracies or distortions in science news. Although…

信息检索 · 计算机科学 2021-07-15 Jun Wang , Bei Yu

Large language models (LLMs) have demonstrated strong capabilities in medical question answering; however, purely parametric models often suffer from knowledge gaps and limited factual grounding. Retrieval-augmented generation (RAG)…

计算与语言 · 计算机科学 2026-04-09 Nusrat Sultana , Abdullah Muhammad Moosa , Kazi Afzalur Rahman , Sajal Chandra Banik

The astounding success made by artificial intelligence (AI) in healthcare and other fields proves that AI can achieve human-like performance. However, success always comes with challenges. Deep learning algorithms are data-dependent and…

图像与视频处理 · 电气工程与系统科学 2021-06-25 Johann Li , Guangming Zhu , Cong Hua , Mingtao Feng , BasheerBennamoun , Ping Li , Xiaoyuan Lu , Juan Song , Peiyi Shen , Xu Xu , Lin Mei , Liang Zhang , Syed Afaq Ali Shah , Mohammed Bennamoun

A computational framework utilizes the traditional similarity measures for mining the significant relationships in biological annotations is recently proposed by Tatiana V. Karpinets et al. [2]. In this paper, an improved approximation…

数据库 · 计算机科学 2015-07-21 Shuliang Wang , Yiping Zhao

We introduce and address the problem of ad hoc table retrieval: answering a keyword query with a ranked list of tables. This task is not only interesting on its own account, but is also being used as a core component in many other…

信息检索 · 计算机科学 2018-03-09 Shuo Zhang , Krisztian Balog

The reuse of research software is central to research efficiency and academic exchange. The application of software enables researchers with varied backgrounds to reproduce, validate, and expand upon study findings. Furthermore, the…

Capturing sentence semantics plays a vital role in a range of text mining applications. Despite continuous efforts on the development of related datasets and models in the general domain, both datasets and models are limited in biomedical…

计算与语言 · 计算机科学 2019-09-09 Qingyu Chen , Jingcheng Du , Sun Kim , W. John Wilbur , Zhiyong Lu

Background and Significance: Selecting cohorts for a clinical trial typically requires costly and time-consuming manual chart reviews resulting in poor participation. To help automate the process, National NLP Clinical Challenges (N2C2)…

计算与语言 · 计算机科学 2019-02-27 Samarth Rawal , Ashok Prakash , Soumya Adhya , Sidharth Kulkarni , Saadat Anwar , Chitta Baral , Murthy Devarakonda

With the advancement of high-throughput biotechnologies, we increasingly accumulate biomedical data about diseases, especially cancer. There is a need for computational models and methods to sift through, integrate, and extract new…

定量方法 · 定量生物学 2020-07-03 Thomas Gaudelet , Noel Malod-Dognin , Natasa Przulj

We present EntropyDB, an interactive data exploration system that uses a probabilistic approach to generate a small, query-able summary of a dataset. Departing from traditional summarization techniques, we use the Principle of Maximum…

数据库 · 计算机科学 2019-11-13 Laurel Orr , Magdalena Balazinska , Dan Suciu

Developing the capacity to effectively search for requisite datasets is an urgent requirement to assist data users in identifying relevant datasets considering the very limited available metadata. For this challenge, the utilization of…

信息检索 · 计算机科学 2024-10-08 Teruaki Hayashi , Hiroki Sakaji , Jiayi Dai , Randy Goebel

While user-modeling and recommender systems successfully utilize items like emails, news, and movies, they widely neglect mind-maps as a source for user modeling. We consider this a serious shortcoming since we assume user modeling based on…

信息检索 · 计算机科学 2017-03-28 Joeran Beel

Publications in the life sciences are characterized by a large technical vocabulary, with many lexical and semantic variations for expressing the same concept. Towards addressing the problem of relevance in biomedical literature search, we…

信息检索 · 计算机科学 2018-03-01 Sunil Mohan , Nicolas Fiorini , Sun Kim , Zhiyong Lu

Feature subset selection, as a special case of the general subset selection problem, has been the topic of a considerable number of studies due to the growing importance of data-mining applications. In the feature subset selection problem…

机器学习 · 计算机科学 2014-11-13 Tofigh Naghibi , Sarah Hoffmann , Beat Pfister

In many application domains such as medicine, information retrieval, cybersecurity, social media, etc., datasets used for inducing classification models often have an unequal distribution of the instances of each class. This situation,…

机器学习 · 计算机科学 2022-01-21 Mohamed S. Kraiem , Fernando Sánchez-Hernández , María N. Moreno-García