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The development of IT and WWW provides different teaching strategies, which are chosen by teachers. Students can acquire knowledge through different learning models. The problem based learning is a popular teaching strategy for teachers.…

其他计算机科学 · 计算机科学 2009-12-22 P. Ramasubramanian , K. Iyakutti , P. Thangavelu , J. Joy Winston

Efficient representation of patients is very important in the healthcare domain and can help with many tasks such as medical risk prediction. Many existing methods, such as diagnostic Cost Groups (DCG), rely on expert knowledge to build…

机器学习 · 计算机科学 2019-09-17 Xianlong Zeng , Soheil Moosavinasab , En-Ju D Lin , Simon Lin , Razvan Bunescu , Chang Liu

Deep learning (DL) has demonstrated its innate capacity to independently learn hierarchical features from complex and multi-dimensional data. A common understanding is that its performance scales up with the amount of training data. Another…

计算机视觉与模式识别 · 计算机科学 2023-09-19 Sivaramakrishnan Rajaraman , Ghada Zamzmi , Feng Yang , Zhaohui Liang , Zhiyun Xue , Sameer Antani

Decision-making in complex systems often relies on machine learning models, yet highly accurate models such as XGBoost and neural networks can obscure the reasoning behind their predictions. In operations research applications,…

机器学习 · 计算机科学 2025-02-28 Gaurav Arwade , Sigurdur Olafsson

In this paper, we consider the problem of disease diagnosis. Unlike the conventional learning paradigm that treats labels independently, we propose a knowledge-enhanced framework, that enables training visual representation with the…

计算机视觉与模式识别 · 计算机科学 2023-02-28 Chaoyi Wu , Xiaoman Zhang , Yanfeng Wang , Ya Zhang , Weidi Xie

The study of machine learning-based logical query answering enables reasoning with large-scale and incomplete knowledge graphs. This paper advances this area of research by addressing the uncertainty inherent in knowledge. While the…

人工智能 · 计算机科学 2025-05-21 Weizhi Fei , Zihao Wang , Hang Yin , Yang Duan , Yangqiu Song

Local decision rules are commonly understood to be more explainable, due to the local nature of the patterns involved. With numerical optimization methods such as gradient boosting, ensembles of local decision rules can gain good predictive…

机器学习 · 计算机科学 2025-08-27 Xin Du , Subramanian Ramamoorthy , Wouter Duivesteijn , Jin Tian , Mykola Pechenizkiy

The departure of subject-matter experts from industrial organizations results in the irreversible loss of tacit knowledge that is rarely captured through conventional documentation practices. This paper proposes Expert Mind, an experimental…

人工智能 · 计算机科学 2026-03-17 Diego Ezequiel Cervera

Knowledge graph (KG) based reasoning has been regarded as an effective means for the analysis of semantic networks and is of great usefulness in areas of information retrieval, recommendation, decision-making, and man-machine interaction.…

人工智能 · 计算机科学 2024-01-18 Qinghua Huang , Yongzhen Wang

A large-scale knowledge graph enhances reproducibility in biomedical data discovery by providing a standardized, integrated framework that ensures consistent interpretation across diverse datasets. It improves generalizability by connecting…

统计方法学 · 统计学 2024-10-11 Suqi Liu , Tianxi Cai , Xiaoou Li

While large language models hold promise for complex medical applications, their development is hindered by the scarcity of high-quality reasoning data. To address this issue, existing approaches typically distill chain-of-thought reasoning…

机器学习 · 计算机科学 2026-04-14 Haolin Li , Shuyang Jiang , Ruipeng Zhang , Jiangchao Yao , Ya Zhang , Yanfeng Wang

The paper introduces a framework for the evaluation of the encoding of factual scientific knowledge, designed to streamline the manual evaluation process typically conducted by domain experts. Inferring over and extracting information from…

计算与语言 · 计算机科学 2024-10-21 Magdalena Wysocka , Oskar Wysocki , Maxime Delmas , Vincent Mutel , Andre Freitas

We present knowledge continuity, a novel definition inspired by Lipschitz continuity which aims to certify the robustness of neural networks across input domains (such as continuous and discrete domains in vision and language,…

机器学习 · 计算机科学 2024-11-05 Alan Sun , Chiyu Ma , Kenneth Ge , Soroush Vosoughi

In robust optimization, the uncertainty set is used to model all possible outcomes of uncertain parameters. In the classic setting, one assumes that this set is provided by the decision maker based on the data available to her. Only…

最优化与控制 · 数学 2019-01-23 Trivikram Dokka , Marc Goerigk , Rahul Roy

For the diagnostic inference under uncertainty Bayesian networks are investigated. The method is based on an adequate uniform representation of the necessary knowledge. This includes both generic and experience-based specific knowledge,…

人工智能 · 计算机科学 2022-10-11 Sebastian Flügge , Sandra Zimmer , Uwe Petersohn

Knowledge graph completion (a.k.a.~link prediction), i.e.,~the task of inferring missing information from knowledge graphs, is a widely used task in many applications, such as product recommendation and question answering. The…

人工智能 · 计算机科学 2022-07-05 Zoi Kaoudi , Abelardo Carlos Martinez Lorenzo , Volker Markl

The growing popularity of Virtual Assistants poses new challenges for Entity Resolution, the task of linking mentions in text to their referent entities in a knowledge base. Specifically, in the shopping domain, customers tend to use…

计算与语言 · 计算机科学 2021-04-15 Ying Lin , Han Wang , Jiangning Chen , Tong Wang , Yue Liu , Heng Ji , Yang Liu , Premkumar Natarajan

This work analyses main features that should be present in knowledge representation. It suggests a model for representation and a way to implement this model in software. Representation takes care of both low-level sensor information and…

人工智能 · 计算机科学 2007-05-23 Mikalai Birukou

Based on a weighted knowledge graph to represent first-order knowledge and combining it with a probabilistic model, we propose a methodology for the creation of a medical knowledge network (MKN) in medical diagnosis. When a set of symptoms…

人工智能 · 计算机科学 2017-03-29 Jingchi Jiang , Chao Zhao , Yi Guan , Qiubin Yu

Rough set theory models uncertainty by approximating target concepts through lower and upper sets induced by indiscernibility, or more generally, by granulation relations in data tables. This perspective captures vagueness caused by limited…

人工智能 · 计算机科学 2026-04-24 Takaaki Fujita , Florentin Smarandache