• Title/Summary/Keyword: Mnemonic

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Analysis of Research Trend on Cognitive Orientation to daily Occupational Performance (CO-OP) in Korea: A Systematic Review (국내 인지기반 작업수행(Cognitive Orientation to daily Occupational Performance; CO-OP) 중재의 연구 동향 분석: 체계적 고찰)

  • Yoo, Yung-Mee;Choi, Yoo-Im
    • Therapeutic Science for Rehabilitation
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    • v.11 no.4
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    • pp.7-22
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    • 2022
  • Objective : This study aims to provide clinical evidence by systematically reviewing domestic CO-OP intervention studies. Methods : 13 papers suitable for selection criteria were finally selected and conducted. The analysis was divided into general characteristics and qualitative levels. Results : As a result of analyzing the contents of study, research has been conducted continuously since 2015, and the level of evidence for CO-OP intervention study was mainly single subject design. The subjects of the study were applied to both children and adults, and as the target activity areas of CO-OP intervention, children were shown to be play and leisure, and adults were instrumental daily living. COPM/PQRS were frequently used for evaluation to examine effectiveness of interventions. For domain specific strategies, children used body position, attention to doing, task specification, and verbal motor mnemonic. For adults, body position, attention to doing, task specification, and feeling to movement, verbal motor mnemonic, verbal rote script were used. Conclusion : It was found that CO-OP intervention is continuously being applied in occupational therapy, and age and diagnosis group are expanding. It is significant in that it provided evidence for implementing CO-OP interventions in clinical practice through a systematic review of domestic CO-OP intervention studies.

A Study on the Digital Forensics Artifacts Collection and Analysis of Browser Extension-Based Crypto Wallet (브라우저 익스텐션 기반 암호화폐 지갑의 디지털 포렌식 아티팩트 수집 및 분석 연구)

  • Ju-eun Kim;Seung-hee Seo;Beong-jin Seok;Heoyn-su Byun;Chang-hoon Lee
    • Journal of the Korea Institute of Information Security & Cryptology
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    • v.33 no.3
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    • pp.471-485
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    • 2023
  • Recently, due to the nature of blockchain that guarantees users' anonymity, more and more cases are being exploited for crimes such as illegal transactions. However, cryptocurrency is protected in cryptocurrency wallets, making it difficult to recover criminal funds. Therefore, this study acquires artifacts from the data and memory area of a local PC based on user behavior from four browser extension wallets (Metamask, Binance, Phantom, and Kaikas) to track and retrieve cryptocurrencies used in crime, and analyzes how to use them from a digital forensics perspective. As a result of the analysis, the type of wallet and cryptocurrency used by the suspect was confirmed through the API name obtained from the browser's cache data, and the URL and wallet address used for the remittance transaction were obtained. We also identified Client IDs that could identify devices used in cookie data, and confirmed that mnemonic code could be obtained from memory. Additionally, we propose an algorithm to measure the persistence of obtainable mnemonic code and automate acquisition.

Development of an Integrative Cognitive Rehabilitation Program for Brain Injured Patients in the Post-acute Stage (후급성기 뇌손상 환자를 위한 인지재활 프로그램의 개발)

  • Oh Hyun Soo;Kim Young Ran;Seo Wha Sook;Seo Yeon Ok
    • Journal of Korean Academy of Nursing
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    • v.35 no.2
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    • pp.270-282
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    • 2005
  • Purpose: This study was conducted to develop a comprehensive cognitive rehabilitation program that can be easily applied to brain injured patients by family members or nurses in community or hospital settings. Methods: A Systemic literature review design was used. Thirty-three related studies were reviewed. Result: Based on the results of the literature review, the training tasks for attention were designated to enhancing 4 hierarchical areas, i.e., focused, selective, alternating, and divided attention. On the other hand, the memory rehabilitation tasks mainly consisted of mnemonic skills, such as the association method which helps patients memorize given information by linking together common attributes, the visual imagery method, and self-instruction method. The problem solving rehabilitation program included a task of games or plays which stimulated the patients' curiosity and interest. The training tasks for problem solving were to encourage the process of deriving reasonable solutions for a problematic situation resembling real problems that the patients were faced with in their everyday life. Conclusion: It is expected that the cognitive rehabilitation program developed from this study could help patients having difficulty in their every day life, due to a reduced cognitive ability resulting from brain injury, to effectively adapt to every day life.

Yaksungga: Rhyme of medicinal herbs in Sugungga, Pansori. (https://www.youtube.com/watch?v=lNLGcaGiLJE)

  • Kang, Tae-Hee;Lee, Eue-Hyun;Kim, Ha-Eun;Shin, Byung-Cheul
    • CELLMED
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    • v.6 no.3
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    • pp.17.1-17.3
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    • 2016
  • Pansori is a unique genre of Korean art music. Sugungga is a form of Pansori that is so famous as to be included in the representative five texts of Pansori, and is also a fable about a Dragon King who lived in a palace on the water. The Dragon King had a disease and the major plot of the story is the finding of a cure for his illness. At the beginning of Sugungga, Yaksungga appears on the scene in the form of an ascetic who has knowledge of various herbal medicines. By reciting and singing this medical knowledge, Yaksungga functions as an effective mnemonic technique to aid memorization of the herbs and their properties. Yaksungga exists only in Korea, and functions in Sugungga not only as a dramatic factor in the play, but also as a tool that allows people to easily learn professional medical knowledge during those times, not by books, but by funny rhymes, which gave people the opportunities to apply such knowledge in useful ways.

Implementation of the Classification system for Dental Behavior using Multi-Axial Classification System (다축분류체계를 이용한 치과용 의료행위 분류체계 구축)

  • Ahn, S.H.;Chun, M.C.;Kim, M.S.;Hong, J.Y.;Kim, K.T.;Jun, K.R.
    • Proceedings of the KOSOMBE Conference
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    • v.1998 no.11
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    • pp.255-256
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    • 1998
  • In this paper, we propose the multi-axial classification system using parallel coding method that is systemic and flexible properties for representing dental clinical behavior. The methodology and organization of this thesis as follows. First, an analysis of other classification systems. Second, the domain of medical behavior and axises using selected elements was were determined. Third, the new code system is constructed of these common factors in properties of prediction of hierarchy, brevity, simplicity, flexibility and mnemonic usage. Finally, the framework of classification system for dental was made using multi-axial code system. The result of the this study, the eight bases axis of multi-axial code system is composed and can be basic information of research for construction of classification system of all medical domain.

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Recoverable Private Key Scheme for Consortium Blockchain Based on Verifiable Secret Sharing

  • Li, Guojia;You, Lin;Hu, Gengran;Hu, Liqin
    • KSII Transactions on Internet and Information Systems (TIIS)
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    • v.15 no.8
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    • pp.2865-2878
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    • 2021
  • As a current popular technology, the blockchain has a serious issue: the private key cannot be retrieved due to force majeure. Since the outcome of the blockchain-based Bitcoin, there have been many occurrences of the users who lost or forgot their private keys and could not retrieve their token wallets, and it may cause the permanent loss of their corresponding blockchain accounts, resulting in irreparable losses for the users. We propose a recoverable private key scheme for consortium blockchain based on the verifiable secret sharing which can enable the user's private key in the consortium blockchain to be securely recovered through a verifiable secret sharing method. In our secret sharing scheme, users use the biometric keys to encrypt shares, and the preset committer peers in the consortium blockchain act as the participants to store the users' private key shares. Due to the particularity of the biometric key, only the user can complete the correct secret recovery. Our comparisons with the existing mnemonic systems or the multi-signature schemes have shown that our scheme can allow users to recover their private keys without storing the passwords accurately. Hence, our scheme can improve the account security and recoverability of the data-sharing systems across physical and virtual platforms that use blockchain technology.

Utilization Deficiency in The Use of Spontaneous Elaboration Strategy (자발적 정교화 책략 사용에서의 이용결여 현상)

  • Lee, Ji-Hyun;Choi, Kyeong-Sook;Cho, Jeung-Ryeul
    • Asia-pacific Journal of Multimedia Services Convergent with Art, Humanities, and Sociology
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    • v.5 no.2
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    • pp.183-190
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    • 2015
  • This study investigated a utilization deficiency phase in the situation of children's acquiring mnemonic strategies in which children successfully execute a strategy but the strategy does not facilitate memory performance. This study examined spontaneous acquisition of elaboration strategy among 5th grade children in the learning of noun pairs for 5 sessions. Participants were tested in memory task using different list of word pairs in each session. Results showed that children increased the use of elaboration strategy significantly in 5 sessions but they did not gain benefit in recall. When the word pairs were associated, the use of elaboration strategy was significantly increased but children did not gain benefit in recall. This results were discussed in terms of utilization deficiency.

A study on QR code-based backup methods to strengthen the security of Cold wallet Purse (콜드월렛 지갑 보안 강화를 위한 QR코드 기반 백업 방안에 대한 연구)

  • Byoung Hoon Choi;JinYong Lee;Nam Hyun Koh;Sam Hyun Chun
    • The Journal of the Institute of Internet, Broadcasting and Communication
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    • v.23 no.6
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    • pp.21-26
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    • 2023
  • Recently, cryptocurrencies such as Ethereum and Bitcoin, which are called digital assets, Cryptocurrency has completely different characteristics from real assets and must be handled carefully and safely. But The disadvantage of digital assets is that anyone who knows the private key of the wallet can easily steal the digital assets. If the seed card is lost, stolen, or exposed when used, you can use the wallet by recovering the private key using the seed card acquired by someone else. In this paper We aim to safely protect encrypted assets by using QR codes when providing mnemonic words needed to create seed cards.

Chief causes for the development of the dewey decimal classification (듀이 십진분류법의 발전요인)

  • 이창수
    • Journal of Korean Library and Information Science Society
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    • v.13
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    • pp.85-111
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    • 1986
  • Dewey Decimal Classification (DDC) was first published in 1876. Since its first edition it has been revised, on an average, 6 years, and now it has become the widely used library classification system of which the scheme was translated in various languages. The purpose of this study is to find out the chief causes for the development of the DDC. The results of the study can be summarized as follows: 1. It allows materials to be shelved in a relative location as the collection expands. before the DDC was introduced, libraries used a fixed location for materials in which each item was assigned to a certain location set aside for a subject. 2. It is a practical system. The fact that it has survived many storms in the past hundred years and is still the most widely used classification scheme in the world today attests to its practical value. 3. The pure notation of arabic numerals is universally recognizable. People from any cultural or language background can adapt to the system easily. 4. The use of the decimal system enable infinite expansion and sub-division. And it has adaptability for use in libraries of various size and kinds because of its hierarchically expressive notation which permits varying degrees of inclusiveness and exclusiveness within its decimal structure. 5. The notation is simple and easily understood. The self-evident numerical sequence facilitates filing and shelving. And the mnemonic nature of the notation helps the readers to memorize and recognize the class numbers. 6. The relative index brings together different aspects of the same subject scattered in different disciplines. 7. We can avail of DDC numbers for specific titles easily because of its use by many central bibliographic services. 8. It is being continuously revised by a permanent office established in the library of congress in 1933. This office has been responsible for editing all editions of the DDC since the 16th (1958). And the periodic revision at regular intervals ensures the currentness of the scheme. 9. It has adaptability both for conventional (manual) shelf or classed catalogue analysis and also, through its meaningful nation, for retrieval through mechanization and computerized systems.

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Interactivity of Neural Representations for Perceiving Shared Social Memory

  • Ahn, Jeesung;Kim, Hye-young;Park, Jonghyun;Han, Sanghoon
    • Science of Emotion and Sensibility
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    • v.21 no.3
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    • pp.29-48
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    • 2018
  • Although the concept of "common sense" is often taken for granted, judging whether behavior or knowledge is common sense requires a complex series of mental processes. Additionally, different perceptions of common sense can lead to social conflicts. Thus, it is important to understand how we perceive common sense and make relevant judgments. The present study investigated the dynamics of neural representations underlying judgments of what common sense is. During functional magnetic resonance imaging, participants indicated the extent to which they thought that a given sentence corresponded to common sense under the given perspective. We incorporated two different decision contexts involving different cultural perspectives to account for social variability of the judgments, an important feature of common sense judgments apart from logical true/false judgments. Our findings demonstrated that common sense versus non-common sense perceptions involve the amygdala and a brain network for episodic memory recollection, including the hippocampus, angular gyrus, posterior cingulate cortex, and ventromedial prefrontal cortex, suggesting integrated affective, mnemonic, and social functioning in common sense processing. Furthermore, functional connectivity multivariate pattern analysis revealed that interactivity among the amygdala, angular gyrus, and parahippocampal cortex reflected representational features of common sense perception and not those of non-common sense perception. Our study demonstrated that the social memory network is exclusively involved in processing common sense and not non-common sense. These results suggest that intergroup exclusion and misunderstanding can be reduced by experiencing and encoding long-term social memories about behavioral norms and knowledge that act as common sense of the outgroup.