• Title/Summary/Keyword: Current Situation

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Analysis for Current Situation of Slope along National Roads in Korea (국내 국도변의 비탈면 현황 분석 연구)

  • Park, Jaeyoung;Shin, Changgun;Chang, Bumsu
    • Journal of the Korean GEO-environmental Society
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    • v.11 no.12
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    • pp.19-25
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    • 2010
  • Inventory survey is process collecting data about cut slope. It's different from inspection. Collected data are being used get at status about cut slope along national roads. And we analyse between current situation and data about collapse slope. It helps finding better method about maintenance of cut slope. We found changes in the situation between data at present and data at 10 years ago. We will research collapse and counterplan by cause.

A Situation-Based Dialogue Management with Dialogue Examples (대화 예제를 이용한 상황 기반 대화 관리 시스템)

  • Lee, Cheong-Jae;Jung, Sang-Keun;Lee, Geun-Bae
    • MALSORI
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    • no.56
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    • pp.185-194
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    • 2005
  • In this paper, we present POSSDM (POSTECH Situation-Based Dialogue Manager) for a spoken dialogue system using a new example and situation-based dialogue management technique for effective generation of appropriate system responses. Spoken dialogue system should generate cooperative responses to smoothly control dialogue flow with the users. We introduce a new dialogue management technique incorporating dialogue examples and situation-based rules for EPG (Electronic Program Guide) domain. For the system response inference, we automatically construct and index a dialogue example database from dialogue corpus, and the best dialogue example is retrieved for a proper system response with the query from a dialogue situation including a current user utterance, dialogue act, and discourse history. When dialogue corpus is not enough to cover the domain, we also apply manually constructed situation-based rules mainly for meta-level dialogue management.

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Multi-Sensor Signal based Situation Recognition with Bayesian Networks

  • Kim, Jin-Pyung;Jang, Gyu-Jin;Jung, Jae-Young;Kim, Moon-Hyun
    • Journal of Electrical Engineering and Technology
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    • v.9 no.3
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    • pp.1051-1059
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    • 2014
  • In this paper, we propose an intelligent situation recognition model by collecting and analyzing multiple sensor signals. Multiple sensor signals are collected for fixed time window. A training set of collected sensor data for each situation is provided to K2-learning algorithm to generate Bayesian networks representing causal relationship between sensors for the situation. Statistical characteristics of sensor values and topological characteristics of generated graphs are learned for each situation. A neural network is designed to classify the current situation based on the extracted features from collected multiple sensor values. The proposed method is implemented and tested with UCI machine learning repository data.

A Situation-Based Dialogue Management with Dialogue Examples (대화 예제를 이용한 상황 기반 대화 관리 시스템)

  • Lee, Cheon-Jae;Jung, Sang-Keun;Lee, Geun-Bae
    • Proceedings of the KSPS conference
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    • 2005.11a
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    • pp.113-115
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    • 2005
  • In this paper, we present POSSDM (POSTECH Situation-Based Dialogue Manager) for a spoken dialogue system using a new example and situation-based dialogue management techniques for effective generation of appropriate system responses. Spoken dialogue system should generate cooperative responses to smoothly control dialogue flow with the users. We introduce a new dialogue management technique incorporating dialogue examples and situation-based rules for EPG (Electronic Program Guide) domain. For the system response inference, we automatically construct and index a dialogue example database from dialogue corpus, and the best dialogue example is retrieved for a proper system response with the query from a dialogue situation including a current user utterance, dialogue act, and discourse history. When dialogue corpus is not enough to cover the domain, we also apply manually constructed situation-based rules mainly for meta-level dialogue management.

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Network Security Situation Assessment Method Based on Markov Game Model

  • Li, Xi;Lu, Yu;Liu, Sen;Nie, Wei
    • KSII Transactions on Internet and Information Systems (TIIS)
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    • v.12 no.5
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    • pp.2414-2428
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    • 2018
  • In order to solve the problem that the current network security situation assessment methods just focus on the attack behaviors, this paper proposes a kind of network security situation assessment method based on Markov Decision Process and Game theory. The method takes the Markov Game model as the core, and uses the 4 levels data fusion to realize the evaluation of the network security situation. In this process, the Nash equilibrium point of the game is used to determine the impact on the network security. Experiments show that the results of this method are basically consistent with the expert evaluation data. As the method takes full account of the interaction between the attackers and defenders, it is closer to reality, and can accurately assess network security situation.

Metal Injection Moulding -Technological Trends and European Business Situation

  • Petzoldt, Frank
    • Proceedings of the Korean Powder Metallurgy Institute Conference
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    • 2006.09a
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    • pp.229-230
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    • 2006
  • The global metal injection moulding industry is getting mature. The technology is on its way to grow from a niche technology to a widely accepted manufacturing process. This paper addresses the latest technological trends in MIM. Challenges in materials development as well as the current limits of the technology are discussed. Trends in processing like 2-component injection moulding and micro injection moulding are presented. The European MIM market situation is described and some key factors for business success are addressed. In the discussion of future business opportunities best practice examples are included.

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Current Situation and Policies of Shipping Industry in Vietnam

  • Van Le, Thanh;Kim, Sung-June;Jeong, Jung-Sik
    • Journal of Navigation and Port Research
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    • v.39 no.2
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    • pp.131-140
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    • 2015
  • The main aim of this paper, via the method of statistical data analysis, is to analyze the current situation of the shipping industry and policies of the shipping industry in Vietnam. Section 1 gives some key information about the current situation of the shipping industry in Vietnam such as: shipping companies and their fleets, seafarers and ports. In view of the many restrictions faced by the Vietnamese shipping industry, section 2 is used to disclose the policies issued by the Vietnamese government in order to help the domestic maritime industry develop further in the near future, and the outcomes of implementing these policies. Besides the fact that some of the measures were feasible and reasonable, some others were not as effective as they were supposed to be, or in fact the initial forecast of their effectiveness was far-fetched. In the last section, after analyzing reasons for the failures, the author proposes that focusing on coastal transportation routes, fleet and port restructuring and skilled labour training were truly necessary to the development of the industry in the immediate period. Furthermore, this paper is also expected to provide a basic foundation for further research by the authors about 'the strategical approach for the development of shipping industry in developing countries: a case of Vietnam' in the near future.

The Current Situation for Recycling of Lithium Ion Batteries

  • Hiroshi Okamoto;Lee, Sang-Hoon
    • Proceedings of the IEEK Conference
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    • 2001.10a
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    • pp.252-256
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    • 2001
  • The rapid development of communication equipment and information processing technology has led to a constant improvement in cordless communication. Lithium ion batteries used in cellular phones and laptop computers, in particular, have been in the forefront of the above revolution. These batteries use high value added raw materials and have a high and stable energy output and are increasingly coming into common use. The development of the material for the negative terminal has led to an improvement in the quality and efficiency of the batteries, whereas a reduction in the cost of the battery by researching new materials for the positive anode has become a research theme by itself. These long life batteries, it is being increasingly realized, can have value added to them by recycling. Research is increasingly being done on recycling the aluminum case and the load casing for the negative diode. This paper aims to introduce the current situation of recycling of lithium ion batteries. 1. Introduction 2. Various types of batteries and the situation of their recycling and the facts regarding recycling. 3. Example of cobalt recycling from waste Lithium ion secondary cell. 3-1) Flow Chart of Lithium ion battery recycling 3-2) Materials that make a lithium ion secondary cell. 3-3) Coarse grinding of Lithium ion secondary cell, and stabilization of current discharge 3-4) Burning 3-5) Grinding 3-6) Magnetic Separation 3-7) Dry sieving 3-8) Dry Classifying 3-9) Content Ratio of recycled cobalt parts 3-10) Summary of the Line used for the recovery of Cobalt from waste Lithium ion battery. 4. Conclusion.

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A user behavior prediction technique using mobile-based Lifelog (모바일 기반 라이프로그를 이용한 사용자 행동 예측 기법)

  • Bang, Jae-Geun;Kim, Byeong Man
    • Journal of Korea Society of Industrial Information Systems
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    • v.19 no.6
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    • pp.63-76
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    • 2014
  • Recently the desired information has been recommended to many people in a number of ways using the smartphone. Though there are many applications for that purpose, but most applications does not consider the user's current situation. In order to automatically recommend the information considering the user's situation, it is necessary to predict the future behavior of the user from the records of the past behavior of the user. Therefore, in this paper, we propose a method that predicts the user's future behavior through association analysis based on the user's current behavior which is identified by applying the user's current situation data collected via a smartphone to the Bayesian network built from the user's life log. From the experiments and analysis for five students and five virtual workers, the usefulness of the proposed method is confirmed.