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Complex Sensor Event Processing for Business Process Integration
TEJADA, Pablo Rosales,JUNG, Jae-Yoon The Institute of Electronics, Information and Comm 2010 IEICE TRANSACTIONS ON COMMUNICATIONS - Vol.93 No.11
<P>Ubiquitous technologies such as sensor network and RFID have enabled companies to realize more rapid and agile manufacturing and service systems. In this paper, we addresses how the huge amount of real-time events coming from these devices can be filtered and integrated to business process such as manufacturing, logistics, and supply chain process. In particular, we focus on complex event processing of sensor and RFID events in order to integrate them to business rules in business activities. We also illustrate a ubiquitous event processing system, named ueFilter, which helps to filter and aggregate sensor event, to detect event patterns from sensors and RFID by means of event pattern languages (EPL), and trigger event-condition-action (ECA) in logistics processes.</P>
Jaime Moreno Tejada 한국라틴아메리카학회 2016 라틴아메리카연구 Vol.29 No.1
The present article investigates the everyday experience of trade at the Ecuadorian-Peruvian borderlands, in Upper Amazonia, during the peak of the rubber boom (c. 1890-1912). The article looks at this complex and often misrepresented socioeconomic process from the perspective of micro-history. More specifically, the paper offers a rhythmanalysis (Lefebvre) of Amazonian trade, and brings to the surface important undercurrents of modern Amazonian history, such as widespread low-level corruption and indigenous agency. It is argued that native mobility during the rubber boom was largely voluntary. In this period, however, the natives became more dependent on manufactured goods. Finally, attention is paid to the everyday practices of traders and government officials in their attempts to profit from the rubber industry. Make do and cunning were their most successful strategies of domination. The microanalysis of economic rhythms opens up innovative avenues of research into the mundane cultural fabric of large-scale processes. The primary sources of this investigation include archival and contemporary published materials, many of which have never been studied before.
RFID/USN 기반 유비쿼터스 프로세스 통합 아키텍처
김규리,오규협,Pablo Rosales Tejada,김상국,정재윤 한국엔터프라이즈아키텍처학회 2010 정보기술아키텍처연구 Vol.7 No.2
As many enterprises recently implement ubiquitous environments, several business architectures have been proposed for effectively processing real-time events in ubiquitous enterprise environment. Since such distributed enterprise environments generally include distributed and heterogeneous events from legacy information systems as well as real-time events from RFID and USN, it is necessary to develop an effective way of integrating those events into business process.. In this paper, we present a ubiquitous process integration architecture in which a variety of computing and communication devices such as RFID/USN and mobile devices can participate. In addition, we introduce the design and implementation of a prototype system which supports ubiquitous process execution and monitoring based on the proposed architecture. 최근 많은 기업들이 유비쿼터스 환경을 구축함에 따라, 실시간 이벤트를 효과적으로 처리하기위한 다양한 비즈니스 아키텍처를 제시하고 있다. 기업에서는 RFID/USN뿐만 아니라, 기존의 레거시시스템으로부터 다양한 이질적 이벤트들이 분산 환경에서 발생되고 있기 때문에, 이들을 기업의 비즈니스 프로세스로 통합하기 위한 효과적인 방법이 요구되고 있다. 본 논문에서는 RFID/USN, 모바일장비 등 다양한 정보 기기 및 컴퓨팅 장비들이 참여하는 유비쿼터스 프로세스 통합 아키텍처를 제시한다. 나아가 RFID/USN 및 정보시스템을 기반으로 유비쿼터스 프로세스 실행 및 모니터링 환경을설계하고 구현한 시스템을 소개한다.
Eun Young Lee,Maria Luisa G. Tejada,Insun Song,Seung Soo Chun,Susanne Gier,Laurent Riquier,Lloyd T. White,Bernhard Schnetger,Hans-Jurgen Brumsack,Matthew M. Jones,Mathieu Martinez 대한지질학회 2021 대한지질학회 학술대회 Vol.2021 No.10
This study investigates the linkages between physical properties, primary lithology, and alteration processes of a volcanic sequence at Site U1513 on the Naturaliste Plateau, offshore southwest Australia. The volcanic eruption and emplacement occurred in subaerial to shallow water setting on the rifted continental margin during the Early Cretaceous. The volcanic sequence consists of alternating basalt flows and volcaniclastic deposits, intruded by multiple dolerite dikes. We compile a variety of petrophysical data and correlate these with lithologic, mineralogical, and geochemical analyses (e.g., XRD, XRF), acquired during and after the International Ocean Discovery Program (IODP) Expedition 369. Variable alteration intensities from fresh-slight to strong are evaluated using Chemical Index of Alteration, alteration mineralogy, and textural changes. Intervals of fresh-slightly altered dikes exhibit low porosity (~13%) and high values of bulk density (~2.7 g/cm³), P-wave velocity (~4900 m/s) and thermal conductivity (~1.7 W/(m·K)). The increase of alteration intensity corresponds to decreases in bulk density to ~2 g/cm³, P-wave velocity to ~2000 m/s, thermal conductivity to ~1.2 W/(m·K) and an increase in porosity up to 50%. Natural Gamma Ray and magnetic susceptibility vary downhole with rock composition and at lithologic boundaries. The distinct physical variations exhibit a good correlation with primary lithologic characteristics as well as secondary mineralogical and textural changes attributed to alteration processes by subaerial exposure, seawater interaction and hydrothermal activities. Synthesis models of petrophysical variation with alteration intensity are provided for future studies. Although limitations and uncertainties are introduced due to differences in primary lithology, alteration type, and petrophysical methodology, there is a reasonable applicability of our results to rapidly characterize the alteration intensity and volcanic stratigraphy in volcanic sequences. Our results can be used to develop strategies better for exploration, drilling, and geophysical research of volcanic terrains.
현상민,Naokazu Ahagon,Maria Luisa G. Tejada,Mirko Alessandro C. Uy,Alyssa Peleo-Alampay,김길영,Minoru Ikehara 대한지질학회 2022 지질학회지 Vol.58 No.1
Two of alkenone and terrestrial n-alkane biomarkers derived from the South China Sea (SCS) International Ocean Discovery Program (IODP) 349 sediments were investigated to evaluate the relationship between paleoceanography and Asian monsoon variability since the last 400 ka. The average concentration of total alkenones is 0.43μg/g, and the alkenone-based sea surface temperature (SSTalk) ranged from 22.8 to 27.6℃ (average: 25.86℃; n = 73) at studied site U1432C. The concentration of n-alkanes shows high fluctuation through the glacial-interglacial periods with average 27.92 μg/g. Indices including average chain length (ACL) and carbon preferences index (CPI) showed large shifts and fluctuations, likely due to differences of delivery mechanism under the East Asian monsoon conditions. Specifically, spectral analysis of SSTalk shows a 40-kyr obliquity cycle. Therefore, both alkenone and terrestrial n-alkane biomarkers reflect the orbital obliquity cycle, the records of n-alkanes are not linearly associated with SSTalk paleoceanographic evolution in the last 400 ka. The results of this study suggest that the paleoceanography differs within the glacial-interglacial cycle. However, the terrestrial n-alkanes record developed a short-term variation during transportation reflecting paleoclimatic variation in East Asia region.