• Title/Summary/Keyword: Pattern Categorization

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A Recognition Algorithm of Suspicious Human Behaviors using Hidden Markov Models in an Intelligent Surveillance System (지능형 영상 감시 시스템에서의 은닉 마르코프 모델을 이용한 특이 행동 인식 알고리즘)

  • Jung, Chang-Wook;Kang, Dong-Joong
    • Journal of Korea Multimedia Society
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    • v.11 no.11
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    • pp.1491-1500
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    • 2008
  • This paper proposes an intelligent surveillance system to recognize suspicious patterns of the human behavior by using the Hidden Markov Model. First, the method finds foot area of the human by motion detection algorithm from image sequence of the surveillance camera. Then, these foot locus form observation series of features to learn the HMM. The feature that is position of the human foot is changed to each code that corresponds to a specific label among 16 local partitions of image region. Therefore, specific moving patterns formed by the foot locus are the series of the label numbers. The Baum-Welch algorithm of the HMM learns each suspicious and specific pattern to classify the human behaviors. To recognize the inputted human behavior pattern in a test image, the probabilistic comparison between the learned pattern of the HMM and foot series to be tested decides the categorization of the test pattern. The experimental results show that the method can be applied to detect a suspicious person prowling in corridor.

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A Model-Based Method for Information Alignment: A Case Study on Educational Standards

  • Choi, Namyoun;Song, Il-Yeol;Zhu, Yongjun
    • Journal of Computing Science and Engineering
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    • v.10 no.3
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    • pp.85-94
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    • 2016
  • We propose a model-based method for information alignment using educational standards as a case study. Discrepancies and inconsistencies in educational standards across different states/cities hinder the retrieval and sharing of educational resources. Unlike existing educational standards alignment systems that only give binary judgments (either "aligned" or "not-aligned"), our proposed system classifies each pair of educational standard statements in one of seven levels of alignments: Strongly Fully-aligned, Weakly Fully-aligned, Partially-$aligned^{***}$, Partially-$aligned^{**}$, Partially-$aligned^*$, Poorly-aligned, and Not-aligned. Such a 7-level categorization extends the notion of binary alignment and provides a finer-grained system for comparing educational standards that can broaden categories of resource discovery and retrieval. This study continues our previous use of mathematics education as a domain, because of its generally unambiguous concepts. We adopt a materialization pattern (MP) model developed in our earlier work to represent each standard statement as a verb-phrase graph and a noun-phrase graph; we align a pair of statements using graph matching based on Bloom's Taxonomy, WordNet, and taxonomy of mathematics concepts. Our experiments on data sets of mathematics educational standards show that our proposed system can provide alignment results with a high degree of agreement with domain expert's judgments.

A study on the Transmutation among Six-channels in Shanghanlun (『상한론(傷寒論)』 육경병(六經病) 전변(傳變)에 관한 연구(硏究))

  • Lee, Sang-Hyup;Kim, Hoon
    • Journal of Korean Medical classics
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    • v.28 no.3
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    • pp.27-43
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    • 2015
  • Objectives : Zhang Zhong-jing's Shanghanlun is based on Six-channels system to classified a disease. This paper is planning to describe the Transmutation among Six-channels system. Six-channels change not fixed in either direction and each is relative to each other. Methods : I will try to describe the Transmutation among Six channels system, through the letter of the Shanghanlun. First, I will find letters related to a disease transmission. Second, It will be described through the analysis of the past medical scientists. Results : Six-Meridian Pattern is the categorization of syndromes according to the theory of the six meridians, applied to the diagnosis of acute febrile diseases at different stages, but also useful for the pattern syndrome differentiation of other diseases. Transmutation among Six channels system is not fixed in a certain order and it each affects one another. Conclusions : We can see that Zhong-jing's medical treatment from syndrome differentiation is associated with a Mutual transmission(相互傳變).

A Study on an Application of Constructivism to Reading Instruction in the School Library (학교도서관 독서교육방법으로서의 구성주의 학습이론 적용에 관한 연구)

  • Suh, Jin-Won
    • Journal of Korean Library and Information Science Society
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    • v.43 no.3
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    • pp.265-289
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    • 2012
  • In this paper, I studied on reading instruction in the school library. Reading instruction is a very important role of school library. And it is an essential element of school education. In this paper, I tried an application of constructivism for reading instruction. Information literacy instruction of school library includes reading instruction. So the pattern of information literacy instruction of school library was accepted as reading instruction pattern of school library in this paper. And then constructivism for learning principle and reading strategies as reading instruction was analyzed in this paper. Gerard J. Westhoff categorized reading strategies into 4 parts. I applied this categorization of reading strategies to the reading instruction pattern. And I analyzed and synthesized these relative constructivism elements and reading strategies for the reading instruction pattern in this paper.

Review on Hyungsang Medicine (형상의학(形象醫學)에 대한 논문 고찰)

  • Seo, Jae-Ho;Park, Young-Bae;Park, Young-Jae
    • The Journal of Korean Medicine
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    • v.34 no.1
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    • pp.52-68
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    • 2013
  • Objectives: Hyungsang medicine (HM) is an inspection which emphasizes the relationships between pathological patterns and one's facial or bodily shape, color and movement. The purpose of this study was to review previously published study results of the HM. Methods: The authors reviewed a total of 51 HM-related studies published from 2000 to 2012 found on PubMed and various domestic Oriental medicine journals. Each study was classified into theoretical, diagnostic, or treatment-related category. Results: Theoretical studies were mostly based on the Nei-Ching and Dong-Eui-Bo-Gam texts, and dealt with differences in form between types such as masculine and feminine, the five organ image types, the four-type categorization of body essence, vital energy (Qi), mentality, and Blood, Gallbladder and Bladder, the four-type categorization of fish, bird, horse, and turtle types, and the six meridian types. Research on diagnosis has been performed on diagnostic characteristics of HM, correlation between HM and general coordinative manipulation (GCM), and Hyungsang medicine and ante-disease pattern (未病類型). Studies on treatments could largely be classified as treatments for specific diseases using certain acupuncture or herbal prescriptions based on HM. Treatments were mostly evaluated solely through subjective symptom improvement of patients. Conclusions: Our review results suggest that HM-related studies were focused on the constitutional characteristics and clinical utility of HM. To strengthen the theoretical basis of HM and its clinical utility, clinical trials including randomized, treatment-placebo and blind methods are needed.

A Compound Term Retrieval Model Using Statistical Noun-Pattern Categorization (통계적 명사패턴 분류를 이용한 복합명사 검색 모델)

  • Park, Young-C.;Choi, Key-Sun
    • Annual Conference on Human and Language Technology
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    • 1996.10a
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    • pp.21-31
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    • 1996
  • 복합명사는 한국어에서 가장 빈번하게 나타나는 색인어의 한 형태로서, 영어권 중심의 정보검색 모델로는 다루기가 어려운 언어 현상의 하나이다. 복합명사는 2개 이상의 단일어들의 조합으로 이루어져 있고, 그 형태 또한 여러 가지로 나타나기 때문에 색인과 검색의 큰 문제로 여겨져 왔다. 본 논문에서는 복합명사의 어휘적 정보를 단위명사들의 통계적 행태(statistical behavior)에 기반 하여 자동 획득하고, 이러한 어휘적 정보를 검색에 적용하는 모텔을 제시하고자 한다. 본 방법은 색인시의 복합명사 인식의 어려움과 검색시의 형태의 다양성을 극복하는 모델로서 한국어를 포함한 동양권의 언어적 특징을 고려한 모델이다.

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Defining 'Islamic' Urbanity Through A Trans-Regional Frame

  • Mukhopadhyay, Urvi
    • Asian review of World Histories
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    • v.3 no.1
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    • pp.113-135
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    • 2015
  • The word 'urbanity' literally means 'quality or state of being urban' where the criterion of urban economic and civic culture is assumed despite the general celebration of cultural uniqueness of urban centers. The narratives celebrating the uniqueness of urban centers since the ancient past till recent times could not get rid of the broad categorization of the urban models depending on their contextual networks of trade, mobility and culture. This paper attempts to explore whether the urban cultures in South Asia even preceding a global phenomenon like colonialism were actually reflecting an idea of urbanity where the urban culture, including planning and architecture reflected a trans-national model. This paper particularly concentrates on the medieval period when a pattern of urbanity took shape in this subcontinent under the influence of Islam, which could be explained by its particular idea of urban model, cultural exchange and vibrant trade networks.

The imitation patterns of adults and children on f0 intervals in North Kyungsang Korean

  • Kim, Jungsun
    • Phonetics and Speech Sciences
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    • v.11 no.2
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    • pp.23-31
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    • 2019
  • The present study examines whether pitch range variation in North Kyunsang Korean shows a categorical or continuous function. Specifically, the study is focused on the data imitated by adults and children in the North Kyungsang region. To investigate pitch range variation, the log-produced f0 intervals were measured and statistically analyzed. The results of the study are as follows. First, both the adults' and children's imitations were more categorical than continuous, especially for the HL-LH patterns. For the other pitch accent patterns, such as HH-HL and HH-LH, the curves were continuous or flat for most of the speakers. Second, the children's imitations were poorer than those of the adults. That is, the children's imitative responses were shown as more continuous or flat curves than categorical. For the children, the HL-LH pattern showed a categorical function at the midpoint of the curves, though the shifts were not as distinctive as the adults' data. This implies that the imitative responses of children follow the perceptual and productive trace of adults' speech behavior.

Code-Switching of English Learners in the TEE Program

  • Kim, Eunjeo;Choe, Sook Hee
    • English Language & Literature Teaching
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    • v.17 no.3
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    • pp.99-118
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    • 2011
  • Research on strategic Code-Switching (CS) of second language learners in teaching English in English (TEE) program provides an elaborate framework for analyzing how learners manage to express themselves in spite of their limited knowledge of the target language. This research presupposes that L2 learners' CS presents innovative solutions for communicative strategy, and that CS used as communicative strategy can promote L2 learners' language acquisition. The major questions of current research involve examining the significant patterns of different functions of CS in L2 learners' interaction and investigating L2 learners' CS styles according to the different functions of CS. The implication of CS utility is regarded as a teaching technique in the TEE program. Recorded transcript is analyzed to trace the same pattern and the categorization of CS as well as to recognize the functions of CS and their ratio. Hence, this leads to the conclusion that learners' negotiation between code selection and communication intention occurs in patterns. The learners' CS tends to be predictable, reproductive, and systematic, as one of the language acquisition phases. Therefore, the attention to the CS in the TEE program should be redirected in communication substantiality toward the principles of pragmatics. As an additional advantage of the CS analysis, this research elaborates on a conceptual acceptance of CS as a set of learners' strategies in the TEE program.

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Categorization of Middle school students' Math Learning Style Preferences and Comparison of Academic Characteristics (중학생의 수학학습양식 선호유형의 범주화와 학습 특성 비교)

  • Paik, Hee Su
    • School Mathematics
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    • v.15 no.1
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    • pp.15-35
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    • 2013
  • The purpose of the research is to categorize math learners into pattern through those tools that distinguish math learning style for middle school students. On the ground of survey for 976 middle school students, the fact that there are 16 different math learning style at the result of cluster analysis is confirmed and the results are compared and analyzed previous research. Also according to the each constituent of math learning style, dissimilarity of distribution about learner of different sexes and grades are analyzed. It's helpful to understanding the whole characteristics of learners regarding math learning to figure out their cognitive and affective learning styles through the tools to distinguish their math learning styles.

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