Blar i SINTEF Open på forfatter "Ahmed, Usman"
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Deviation Point Curriculum Learning for Trajectory Outlier Detection in Cooperative Intelligent Transport Systems
Ahmed, Usman; Srivastava, Gautam; Djenouri, Youcef; Lin, Jerry Chun-Wei (Peer reviewed; Journal article, 2021)Cooperative Intelligent Transport Systems (C-ITS) are emerging in the field of transportation systems, which can be used to provide safety, sustainability, efficiency, communication and cooperation between vehicles, roadside ... -
An evolutionary model to mine high expected utility patterns from uncertain databases
Ahmed, Usman; Lin, Jerry Chun-Wei; Srivastava, Gautam; Yasin, Rizwan; Djenouri, Youcef (Peer reviewed; Journal article, 2021)In recent decades, mobile or the Internet of Thing (IoT) devices are dramatically increasing in many domains and applications. Thus, a massive amount of data is generated and produced. Those collected data contain a large ... -
Incrementally updating the high average-utility patterns with pre-large concept
Lin, Jerry Chun-Wei; Pirouz, Matin; Djenouri, Youcef; Cheng, Chien-Fu; Ahmed, Usman (Peer reviewed; Journal article, 2020)High-utility itemset mining (HUIM) is considered as an emerging approach to detect the high-utility patterns from databases. Most existing algorithms of HUIM only consider the itemset utility regardless of the length. ... -
A nutrient recommendation system for soil fertilization based on evolutionary computation
Ahmed, Usman; Lin, Jerry Chun-Wei; Srivastava, Gautam; Djenouri, Youcef (Peer reviewed; Journal article, 2021)In agricultural production, soil characteristics play a vital role in maintaining fertility by allowing crops to develop better through root nutrition with minimal energy inputs. Nitrogen (N), Phosphorus (P), and Potassium ...