• 제목/요약/키워드: new taxonomy

검색결과 1,023건 처리시간 0.035초

정보시각화의 새로운 분류법에 관한 연구 (A Research for New Taxonomy of Information Visualization)

  • 배준우;이석원;김인수;명노해
    • 산업경영시스템학회지
    • /
    • 제32권2호
    • /
    • pp.76-84
    • /
    • 2009
  • Since too much information has been generated, it became very difficult to find out valuable and necessary information. In order to deal with the problem of information overload, the taxonomy for information visualization techniques has been based upon visualized shapes such as tree map, fisheye view and parallel coordinates, so that it was difficult to choose the right representation technique by data characteristics. Therefore, this study was designed to introduce a new taxonomy for the information visualization by data characteristics which defined by space (3D vs. multi-dimensions), time (continuous vs. discrete), and relations of data (qualitative vs. quantitative). To verify the new taxonomy, forensic data which were generated to investigate the culprit of network security was used. The result showed that the new taxonomy was found to be very efficient and effective to choose the right visualized shape for forensic data for network security. In conclusion, the new taxonomy was proven to be very helpful to choose the right information visualization technique by data characteristics.

Bloom의 신 교육목표분류학에 기초한 초등학교 과학과 수업 목표 분석 (Classifications of Instructional Objectives of Elementary Science based on Bloom's Revised Taxonomy of Educational Objectives)

  • 김영신;이혜숙;신애경
    • 한국초등과학교육학회지:초등과학교육
    • /
    • 제26권5호
    • /
    • pp.570-579
    • /
    • 2007
  • Instructional objectives clearly show what teachers should teach in the class and how they lead the class, focusing on a certain activity for their students in the class. Clear instructional objectives are a prerequisite for teachers to accomplish effectively their curriculum. The revised Bloom's taxonomy table of educational objectives has been introduced in 50 years since the publication of his original taxonomy table in 1956. Bloom's revised taxonomy table of educational objectives has two-dimensions, the "cognitive process" dimension and the "knowledge" dimension, and it classifies class objectives more elaborately and clearly. This study was designed to classify instructional objectives stated in elementary science guidebooks for teachers into Bloom's revised taxonomy table, and see how the objectives of elementary science classes were categorized by grade level and areas. In addition, this study examined how the objectives of elementary science classes by study area were classified into the new taxonomy table. This study classified 618 elementary science instructional objectives of third- to sixth-grade science guidebooks for teachers into Bloom's revised taxonomy table. The results showed that the objectives of elementary science classes emphasized disproportionately some of the knowledge and cognitive process dimensions. In the area of subjects while the percentages of factual knowledge were very high, those of meta-cognitive knowledge were low.

  • PDF

Basauxia and Ashtaangam of Hyphorrycetes from Southeast Asia.

  • Subramanian, C.V.
    • 한국균학회지
    • /
    • 제20권4호
    • /
    • pp.281-284
    • /
    • 1992
  • Two interesting new hyphomycetes collected on rachis of an unidentified palm (Palmao) from Malayasia are described and their taxonomy is discussed in this paper. One of them is unique in producing basauxic conidiophores from conidiophore mother cells that are sessile, simple, cylindrical or cupulate, and solitary, gangliar, acrogenous, dry phragmoconidia. It is classified in a new genus Basauxia, as a new species, B. pulchra. The other hyphomycete is also unique in producing characteristic solitary, eight-celled, eight-armed gangliar conidia on simple conidiophores. A new genus, Ashtaangam is proposed for it in which it is placed as a new species, A. sundaram.

  • PDF

DEVELOPMENT OF NEW TAXONOMY OF INAPPROPRIATE COMMUNICATION AND ITS APPLICATION TO OPERATING TEAMS IN NUCLEAR POWER PLANTS

  • Kim, Ar Ryum;Park, Jinkyun;Lee, Seung Woo;Jang, Inseok;Kang, Hyun Gook;Seong, Poong Hyun
    • Nuclear Engineering and Technology
    • /
    • 제44권8호
    • /
    • pp.897-910
    • /
    • 2012
  • Inappropriate communications can cause a lack of necessary information exchange between operators and lead to serious consequences in large process systems such as nuclear power plants (NPPs). In this regard, various kinds of taxonomies of inappropriate communications have been developed to prevent inappropriate communications. However, there seems to be difficult to identify inappropriate communications from verbal protocol data between operators. Because the existing taxonomies were developed for use in report analysis, there is a problem of 'uncertainty'. In consequence, this paper proposes a new taxonomy of inappropriate communications and provides some insights to prevent inappropriate communications. In order to develop the taxonomy, existing taxonomies for four industries from 1980 to 2010 were collected and a new taxonomy is developed based on the simplified one-way communication model. In addition, the ratio of inappropriate communications from 8 samples of audio-visual format verbal protocol data recorded during emergency training sessions by operating teams is compared with performance scores calculated based on the task analysis. As a result, inappropriate communications can be easily identified from the verbal protocol data using the suggested taxonomy, and teams with a higher ratio of inappropriate communications tend to have a lower performance score.

Lecanorchis japonica var. insularis (Orchidaceae: Vanilloideae), a new variety from Jejudo Island, Korea

  • SEO, Seon-Won;CHUNG, Mi-Sook;CHUNG, Young-Soon;LIM, Chae Eun;OH, Sang-Hun
    • 식물분류학회지
    • /
    • 제50권4호
    • /
    • pp.413-418
    • /
    • 2020
  • A new variety, Lecanorchis japonica var. insularis (Orchidaceae: Vanilloideae), a mycoheterotrophic orchid from Jejudo Island, Korea, is described and illustrated. It usually grows with L. japonica var. japonica, L. japonica var. hokurikuensis and L. kiusiana in evergreen forests. The newly described variety is distinguished from L. japonica vars. japonica, hokurikuensis, and kiiensis by having fully opened, larger flowers and an obtuse labellum apex.

음악 장르 분류를 위한 새로운 자동 Taxonomy 구축 알고리즘 (New Automatic Taxonomy Generation Algorithm for the Audio Genre Classification)

  • 최택성;문선국;박영철;윤대희;이석필
    • 한국음향학회지
    • /
    • 제27권3호
    • /
    • pp.111-118
    • /
    • 2008
  • 본 논문에서는 음악 장르 분류를 위한 새로운 자동 Taxonomy 구축 알고리즘을 제안한다. 제안된 알고리즘은 모든 가능한 노드들의 분류 확률을 예측하여 예측된 분류 성능값이 가장 좋은 조합을 Taxonomy로 구축하는 것이다. 제안된 알고리즘에서의 분류 확률 예측은 훈련 데이터를 k-fold cross validation을 이용하여 분류기에 적용함으로써 이루어진다. 제안된 알고리즘을 기반으로 한 분류 성능 측정은 2 클래스로 이루어진 각각의 노드에 2개 범주 분류에 효과적인 support vector machine을 적용함으로써 이루어진다. 제안된 알고리즘의 성능 검증을 위해 음색, 리듬, 피치 등 오디오 신호의 특징을 나타내는 다양한 파라미터를 오디오 신호로부터 추출하여 제안된 알고리즘과 기존의 다중 범주 분류기들을 이용하여 분류성능을 평가하였다. 다양한 실험결과 제안된 알고리즘은 기존의 알고리즘에 비하여 5%에서 25%정도의 분류 성능이 향상된 것을 확인할 수 있었고 특히 낮은 차원의 특징벡터를 이용한 분류 실험에서는 10% 에서 25% 향상된 좋은 성능을 보였다.

A Taxonomy of Uninterpretable Interactions from Interaction Design Perspective

  • Jin, ZhouXiong;Pan, Younghwan
    • 대한인간공학회지
    • /
    • 제35권1호
    • /
    • pp.53-65
    • /
    • 2016
  • Objective: The aim of this study is to configure a taxonomy of uninterpretable Interactions. Background: Following the spread of the Internet, smart devices have increasingly covered our lives. Human beings are now living in an era of tremendous information explosion. We live with numerous interactive targets nowadays, and there are many ways to interact with these targets. Being an interaction designer in this era, we need to clearly understand the existing methods of the interaction. While Bill Moggridge posed interaction design as a new discipline in 1984, it still has not formed a structured framework. Method: This study categorizes uninterpretable interactions through case studies, and configures the taxonomy of uninterpretable interactions based on Object-Oriented View of interaction. To explore the use value and impact of the taxonomy of uninterpretable interactions, this study conducted an experiment and analyzed related results. Results: The framework gives a positive impact on the design process, and interaction designers can clarify and broaden the scope of their ideas. Conclusion: A study on the Taxonomy of Uninterpretable Interactions was the part that did not gain a lot of attention in the existing interaction process. The study made the part more clear. And the study also helps interaction designers expand their roles in the development process of products or services. Application: The taxonomy framework of uninterpretable interactions might help interaction designers design uninterpretable interactions more clearly, and it can also be applied to design interpretable interactions.

Interacting with Touchless Gestures: Taxonomy and Requirements

  • Kim, Huhn
    • 대한인간공학회지
    • /
    • 제31권4호
    • /
    • pp.475-481
    • /
    • 2012
  • Objective: The aim of this study is to make the taxonomy for classifying diverse touchless gestures and establish the design requirements that should be considered in determining suitable gestures during gesture-based interaction design. Background: Recently, the applicability of touchless gestures is more and more increasing as relevant technologies are being advanced. However, before touchless gestures are widely applied to various devices or systems, the understanding on human gestures' natures and their standardization should be prerequisite. Method: In this study, diverse gesture types in various literatures were collected and, based on those, a new taxonomy for classifying touchless gestures was proposed. And many gesture-based interaction design cases and studies were analyzed. Results: The proposed taxonomy consisted of two dimensions: shape (deictic, manipulative, semantic, or descriptive) and motion(static or dynamic). The case analysis based on the taxonomy showed that manipulative and dynamic gestures were widely applied. Conclusion: Four core requirements for valuable touchless gestures were intuitiveness, learnability, convenience and discriminability. Application: The gesture taxonomy can be applied to produce alternatives of applicable touchless gestures, and four design requirements can be used as the criteria for evaluating the alternatives.

AVOIDITALS: Enhanced Cyber-attack Taxonomy in Securing Information Technology Infrastructure

  • Syafrizal, Melwin;Selamat, Siti Rahayu;Zakaria, Nurul Azma
    • International Journal of Computer Science & Network Security
    • /
    • 제21권8호
    • /
    • pp.1-12
    • /
    • 2021
  • An operation of an organization is currently using a digital environment which opens to potential cyber-attacks. These phenomena become worst as the cyberattack landscape is changing rapidly. The impact of cyber-attacks varies depending on the scope of the organization and the value of assets that need to be protected. It is difficult to assess the damage to an organization from cyberattacks due to a lack of understanding of tools, metrics, and knowledge on the type of attacks and their impacts. Hence, this paper aims to identify domains and sub-domains of cyber-attack taxonomy to facilitate the understanding of cyber-attacks. Four phases are carried in this research: identify existing cyber-attack taxonomy, determine and classify domains and sub-domains of cyber-attack, and construct the enhanced cyber-attack taxonomy. The existing cyber-attack taxonomies are analyzed, domains and sub-domains are selected based on the focus and objectives of the research, and the proposed taxonomy named AVOIDITALS Cyber-attack Taxonomy is constructed. AVOIDITALS consists of 8 domains, 105 sub-domains, 142 sub-sub-domains, and 90 other sub-sub-domains that act as a guideline to assist administrators in determining cyber-attacks through cyber-attacks pattern identification that commonly occurred on digital infrastructure and provide the best prevention method to minimize impact. This research can be further developed in line with the emergence of new types and categories of current cyberattacks and the future.

한국산 Cloeon 및 Procloeon속(하루살이목: 꼬마하루살이과)의 분류 (Taxonomy of Cloeon and Procloeon (Ephemeropter: Baetidae) in Korea)

  • 배연재;박선영
    • Animal Systematics, Evolution and Diversity
    • /
    • 제13권4호
    • /
    • pp.303-314
    • /
    • 1997
  • 한국산 꼬마하루살이과의 유충 및 성충표본에 대한 종합적인 검토를 한 결과 Cloeon dipterum, Procloeon maritimum(미기록종), P. pennulatum(미기록종) 및 P. halla(신종)을 확인하였다. 이들의 유칭 및 알려진 성충에 대하여 삽화 및 주사전자현미경사진과 함께 기재하였다.

  • PDF