• 제목/요약/키워드: peer-to-peer

검색결과 2,817건 처리시간 0.028초

또래지위에 따른 아동의 사회적 정보처리 능력과 사회적 행동 특성 (Children's Social Information Processing and Social Behavior in relation to Peer Status)

  • 임연진;이은해
    • 대한가정학회지
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    • 제38권1호
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    • pp.9-23
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    • 2000
  • This study was designed to test the differences in children's social information-processing patterns and bahavioral characteristics among four different groups of peer status, and to evaluate the predictability of peer status from social information-processing and social behavior. In addition, age and sex differences were assessed. The subjects were 80 boys and 80 girls identified as popular, average, neglected, and rejected by their peers in the first and the third grade. They responded to a sociometric test and three hypothetical social dilemmas, while behavioral characteristics were rated by their teachers. The data were analyzed by ANOVAs, and discriminant analyses. The results showed that children's social information-processing patterns were not significantly different by peer status except the number of interventions requested. Whereas children's behavioral characteristics were different by peer status in all of the four domains. Children's social information-processing patterns and behavioral characteristics were different in part by age and sex. The important predictors of peer status were hyperactive-distractive, anxious-withdrawn, sociable-prosocial behaviors, and the number of interventions requested.

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Korean EFL University Students' Evaluation of Peer Review Interactions: A Social Model for Evaluating the Writing Process

  • Prochaska, Eric
    • 영어어문교육
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    • 제11권2호
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    • pp.51-66
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    • 2005
  • This study investigates the feasibility of incorporating student evaluations of peer review interactions into the course grade for an EFL writing course. The use of such evaluations offers a way to grade the process of writing more directly than using writing portfolios alone. Moreover, evaluating peer review interactions highlights the social aspect of writing, which is valuable in the current post-process climate in writing instruction. The 18 members of a semester-long EFL writing course at a Korean university were trained in peer response for one half of a semester; then performed evaluations of peer review interactions during the second half of the semester as part of their writing course. Student evaluations were examined to reveal whether any bias occurred due to relative age, gender, major, or question type. The results revealed no such biases. Therefore, it is suggested that students are capable of providing fair evaluations of peers, which means the evaluations can be factored into the course grade in order to evaluate the social aspect of the writing process.

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빈곤층 아동의 또래역량 (The Peer Competence of Children in Poverty)

  • 이은주;이재연
    • 아동학회지
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    • 제17권2호
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    • pp.195-206
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    • 1996
  • The purpose of this study was to observe differences in peer competence by children's personality and to investigate the relationship between peer competence and characteristics of children from poor families. The subjects were 79 parents and their 4- to 6-year-old children at a kindergarten in Seoul. The instruments were Iannotti's facial drawings cards, vignettes, "roster and rating" the Family Environment Scale (FES) and the Family Expressiveness Questionnaire (FEQ). The main results of this study were that girls from poor families had higher levels of peer competence than boys. There was a significant correlation between the peer competence of the children in poverty and family characteristics. The children's gender, knowledge of emotion, and mother's negatively dominant conduct were the factors that indicated children's behavior in peer competence. Family conflict and mother's emotional conduct did not relate to children's knowledge of emotion.

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아동학대가 청소년의 비행에 미치는 영향: 또래 소외와 공격성의 매개효과 (The Effects of Child Abuse on Delinquency in Adolescents: The Mediating Effects of Peer Alienation and Aggression)

  • 조인주
    • 한국산업융합학회 논문집
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    • 제27권1호
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    • pp.107-113
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    • 2024
  • The purpose of this study is to examine the dual mediating effects of peer alienation and aggression in the relation between child abuse and delinquency in adolescents. Data were collected from 352 junior high school students living in Jeonbuk from October 2021 to December 2021. This study used a structured self-administered questionnaire to collect the data. In order to analyze the data, SPSS 26.0 and SPSS Process macro 4.0 program were used. The results showed that child abuse had statistically significant positive effect on delinquency via peer alienation. Also, child abuse had statistically significant positive effect on delinquency via aggression. In addition, child abuse had statistically significant positive effect on delinquency via peer alienation and aggression. Therefore, the dual mediating effects of peer alienation and aggression were verified. Based on the study results, implications for preventing adolescents' delinquency and suggestions for future study were discussed.

최소의 Forwarding Peer 선택을 통한 애드 혹 네트워크에서의 효율적 콘텐츠 분배 방법 (Efficient Content Sharing using the Selection of Minimum Forwarding Peers in an Ad Hoc Network)

  • 강승석
    • 한국시뮬레이션학회논문지
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    • 제18권4호
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    • pp.165-173
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    • 2009
  • 최근의 휴대용 기기들은 통신과 멀티미디어 측면에서 다양한 기능들을 장착하고 있으며 특히 WWAN(Wireless WAN)과 WLAN(Wireless LAN) 등 두 개 이상의 채널을 이용하여 인터넷 혹은 주변기기와 접속할 수 있도록 다양한 서비스가 개발되고 있다. WWAN 채널이 내려 받은 자료의 양과 비례하여 요금을 부과하는 경우 해당 통신비용을 절감하기 위하여 peer라 하는 무선기기들이 서로 공유하고자 하는 콘텐츠를 인터넷에서 내려 받을 때, 각 peer는 일부의 콘텐츠만 비용이 부과되는 WWAN을 통해 내려 받고 나머지를 비용이 부과되지 않는 WLAN을 통해 peer들이 애드 혹 네트워크를 구성하여 서로 교환함으로 비용과 시간을 절감할 수 있다. 교환 과정에서 모든 peer가 forwarding에 참여하면 여러 peer가 동일한 패킷을 중복 전송하게 되는 경우가 발생된다. 그러나 이웃한 peer의 패킷 forwarding으로 인하여 특정 peer는 더 이상의 forwarding이 필요 없는 경우가 발생하는데, 본 논문에서는 forwarding이 필요 없는 peer를 선별하는 excluding 방식과 최소한의 peer로 forwarding을 수행하는 minimum cover set 방식등 두 가지 해결방식을 소개한다. 소개된 두 가지 방식을 이용하면 모든 peer가 forwarding 하는 방식에 비해 분배완료 시간을 더욱 단축할 수 있으며, 모의실험을 통해 최대 29% 정도 분배완료 시간이 단축되었다.

아동이 지각하는 아버지 특성이 자기조절능력 및 또래관계기술에 미치는 영향 (Influence of Elementary School Student's Perceived Father's Trait on Self-Regulating Skills and Peer Relationship Skills)

  • 박미순;김현숙
    • 수산해양교육연구
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    • 제27권2호
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    • pp.353-362
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    • 2015
  • The purpose of this study is to examine the influence of elementary school student's perceived father's trait on self-regulating skills and peer relationship skills as well as the influence of father's trait according to gender of children on self-regulation skills and peer relationship skills. The summary of main results of this is as follows: It can be seen that by diminishing time-bomb and fatherless and enhancing compassionate mentor among sub-factors of father's trait as perceived by children, self-regulation skills and peer relationship skills of children could be improved. And it was understood that in the influence of father's trait as perceived by children on self-regulation skills and peer relationship skills, there is a need to consider gender difference of male and female children.

어머니의 양육행동과 또래수용도가 아동의 자아존중감에 미치는 영향 (Influences of Maternal Child Rearing Behaviors and Peer Acceptance on Children's Self Esteem)

  • 이숙;최정미
    • 대한가정학회지
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    • 제41권2호
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    • pp.31-42
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    • 2003
  • The purpose of this research is to find the relational influences of maternal child rearing behavior and peer acceptance on children's self esteem. The sample subject were 200 of fourth/sixth grade of elementary school. The major findings of the research were as follows : First, the scores of peer acceptance, social acceptance, behavior conduct, global self-worth and affect tend to be over the mean scores. Second, the influences of maternal child rearing behaviors and peer acceptance on children's self esteem found significant due to the sub-areas of self-esteem. The affectionate child rearing affects all sub-areas of self-esteem. Overprotection and peer acceptance affect social acceptance. In addition, gender affect cognitive ability and fade affects global self-worth.

Peer-to-Peer 응용을 위한 모바일 에드혹 라우팅 프로토콜 (Mobile Ad-Hoc Routing Protocol for Peer-to-Peer Applications)

  • 송점기;정홍종;김동균;김병엽
    • 한국정보과학회:학술대회논문집
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    • 한국정보과학회 2004년도 가을 학술발표논문집 Vol.31 No.2 (3)
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    • pp.697-699
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    • 2004
  • 최근 MANET(Mobile Ad-hoc Networks)에서의 P2P 응용을 이용한 서비스 개발이 활발히 진행 중이다. 이와 함께 에드혹 환경에서의 적합한 P2P 모델에 관한 연구로 기존 P2P 모델인 Gnutella, DHT등을 에드혹에 적용한 연구 역시 활발히 이루어지고 있다. 본 논문에서는 on-demand 방식의 에드혹 라우팅 프로토콜인 AODV(Ad-hoc On-Demand Distance Vector)상에서, 대표적인 P2P 응용인 Gnutella의 동작 과정을 통해 P2P 응용이 갖는 문제점을 분석하고, P2P 응용의 검색과정에서 발생하는 오버헤드를 줄이기 위한 방안을 제안한다. 그리고 위의 연구 결과를 바탕으로 현재 IPv6 AODV상에서 MANET을 위한 응용인 DiPP(Fully Distributed Peer-to-Peer)시스템을 구현한다. DiPP 시스템은 MANET상에서의 메신저와 파일공유를 위한 기능을 위해 동작한다.

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또래쌍구성에 따른 유아의 상호작용과 문제해결력 (Preschoolers' peer interaction type and joint problem-solving performance depending on a partner's age)

  • 권혜진
    • 한국생활과학회지
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    • 제15권1호
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    • pp.1-15
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    • 2006
  • The purpose of this study is (1) to investigate how children's peer interaction type and joint problem-solving performance differ, depending on a partner's age, in such a situation as they are asked to solve problems with their peer and (2) to investigate relationship between children's peer interaction type and joint problem-solving performance. Results reveal that children's problem-solving performance receives more benefit in the interactions with older peers, rather than those with younger ones. It can also be improved by higher level of collaborative interactions such as abstract collaborative explanations in joint activities. It is influenced positively by collaborative interactions, expecially when the children are in the same age groups. Results here were discussed in terns Piagetian and Vygotskian theories.

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XML기반 Peer-to-Peer 엔진의 메시지 디스패쳐 설계 (The Design of Message Dispatcher for Peer-to-Peer Engine Based on XML)

  • 이재욱;이일수;권태숙;이승룡
    • 한국정보과학회:학술대회논문집
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    • 한국정보과학회 2001년도 가을 학술발표논문집 Vol.28 No.2 (3)
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    • pp.298-300
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    • 2001
  • 본 논문에서는 웹, 모바일 환경에 적응 가능하고, 다양한 서비스의 지원이 가능한 글로벌 Peer-to-Peer(P2P) 엔진에서 서비스 모듈, 네트워크 모듈, 레파지토리 모듈간에 발생되는 메시지를 처리하는 메시지 디스패쳐의 설계 경험을 기술한다. P2P엔진이 이 기종 네트워크환경에 적응 가능하고, 다양한 서비스들을 동시에 지원하기 위해서는 피어 간 또는 엔진 내부에서 발생하는 많은 메시지들을 원활히 처리하는 모듈이 필요하다. 이를 위하여 메시지 처리를 위한 글로벌 P2P 엔진의 메시지 디스패쳐를 제안한다. 메시지 디스패쳐는 글로벌 P2P엔진에서 지원하는 서비스 또는 다른 모듈에서 발생하는 메시지들을 우선순위와 마감시간을 이용하여 작업순서를 배열하는 Message Queue, Message Queue에 적재된 메시지들을 분석하여 처리하는 Message Processor, 메시지 디스패쳐와 서비스 또는 각 모듈간의 메시지의 전달을 위한 공유 버퍼인 Service Buffer로 구성되어져 있다. P2P 엔진에서 메시지 디스패쳐를 이용하게 되면 다양만 서비스에 적응가능하고, 모듈간의 투명성을 제공하고, 신속한 메시지의 처리가 가능하게 된다.

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