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- research-articleJuly 2024
YAGO 4.5: A Large and Clean Knowledge Base with a Rich Taxonomy
SIGIR '24: Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information RetrievalPages 131–140https://doi.org/10.1145/3626772.3657876Knowledge Bases (KBs) find applications in many knowledge-intensive tasks and, most notably, in information retrieval. Wikidata is one of the largest public general-purpose KBs. Yet, its collaborative nature has led to a convoluted schema and taxonomy. ...
- research-articleFebruary 2024
Satellite-based DBF ADS-B Payload with Amplitude-phase Mismatch Calibration
CECCT '23: Proceedings of the 2023 International Conference on Electronics, Computers and Communication TechnologyPages 159–163https://doi.org/10.1145/3637494.3638722Abstract: The satellite-based ADS-B system is an important realization of efficient aviation management in the future. However, the phased array antenna of the satellite payload is prone to multi-channel amplitude-phase mismatch in the variable ...
- research-articleOctober 2022
Global Coverage Constellation Design for Internet of things using NSGAII Algorithm
BDIOT '22: Proceedings of the 2022 5th International Conference on Big Data and Internet of ThingsPages 88–95https://doi.org/10.1145/3561801.3561816To meet the needs of the space-based Internet of Things (IoT) development, this paper proposes a global coverage constellation design method and a constellation coverage index concept. Satellite Tool Kit (STK) software was used to verify the ...