• Title/Summary/Keyword: PLU

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A Phonetics Based Design of PLU Sets for Korean Speech Recognition (한국어 음성인식을 위한 음성학 기반의 유사음소단위 집합 설계)

  • Hong, Hye-Jin;Kim, Sun-Hee;Chung, Min-Hwa
    • MALSORI
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    • no.65
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    • pp.105-124
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    • 2008
  • This paper presents the effects of different phone-like-unit (PLU) sets in order to propose an optimal PLU set for the performance improvement of Korean automatic speech recognition (ASR) systems. The examination of 9 currently used PLU sets indicates that most of them include a selection of allophones without any sufficient phonetic base. In this paper, a total of 34 PLU sets are designed based on Korean phonetic characteristics arid the effects of each PLU set are evaluated through experiments. The results show that the accuracy rate of each phone is influenced by different phonetic constraint(s) which determine(s) the PLU sets, and that an optimal PLU set can be anticipated through the phonetic analysis of the given speech data.

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A Study on Speech Recognition based on Phoneme for Korean Subway Station Names (한국의 지하철역명을 위한 음소 기반의 음성인식에 관한 연구)

  • Kim, Beom-Seung;Kim, Soon-Hyob
    • Journal of the Korean Society for Railway
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    • v.14 no.3
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    • pp.228-233
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    • 2011
  • This paper presented the method about the Implementation of Speech Recognition based on phoneme considering the phonological characteristic for Korean Subway Station Names. The Pronunciation dictionary considering PLU set and phonological variations with four Case in order to select the optimum PLU used for Speech Recognition based on phoneme for Korean Subway Station Names was comprised and the recognition rate was estimated. In the case of the applied PLU, we could know the optimum recognition rate(97.74%) be shown in the triphone model in case of considering the recognition unit division of the initial consonant and final consonant and phonological variations.

Interface between S-PLUS and C using Static Loading and Dynamic Loading (정적로딩 및 동적로딩을 통한 S-PLUS와 C 언어간의 인터페이스 구현)

  • 차경준;박영선
    • The Korean Journal of Applied Statistics
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    • v.12 no.1
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    • pp.29-43
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    • 1999
  • S-PLUS는 통계자료분석 및 모의실험을 행할 때 가장 많이 사용되는 통계패키지 중 하나로서 연산을 수향하는 내장함수(buit-in function)와 그래픽 기능을 가지고 있다. 그러나, 이러한 기능이 모든 문제를 해결해 주는 것은 아니며 문제 해결을 위하여 함수를 복합적으로 사용하거나 C 또는 Fortran같은 언어로 구성된 프로그램을 S-PLUS와 연결시켜 사용해야 하는 경우가 발생한다. 본 논문에서는 많은 장점을 가지고 있음에도 불구하고 실제 구현단계에서 여러 가지 어려움으로 인하여 널리 쓰이지 못하고 있는 S-PLUS와 C 언어간의 인터페이스 구현에 관한 것으로 정적로딩(Static Loading)과 동적로딩(Dynamic Loading)을 통한 구체적인 인터페이스 실행방법을 보이고 그 예를 실행하였다.

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Rational PurifyPlus를 이용한 J2EE 테스팅

  • 손미향
    • Proceedings of the CALSEC Conference
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    • 2002.01a
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    • pp.470-472
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    • 2002
  • 개발은 신속하게, 코드는 믿을 수 있게 개발하기 위해서 필요한 사항들 찾기 어려운 오류를 자동으로 찾게 함 성능의 병목부분을 표시 테스트 되지 않은 코드를 찾아 줌 이것을 가능하게 하는 툴 = Rational PurifyPlus Rational PurifyPlus는 하나의 패키지 형식으로 업계 최고의 세 가지 제품으로 구성 Rational Purify Rational Quantify Rational PureCoverage(중략)

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Cloning and Analysis of Medium-Chain-Length Poly(3-Hydroxyalkanoate) Depolymerase Gene of Pseudomonas luteola M13-4

  • Park, In-Jae;Rhee, Young-Ha;Cho, Nam-Young;Shin, Kwang-Soo
    • Journal of Microbiology and Biotechnology
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    • v.16 no.12
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    • pp.1935-1939
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    • 2006
  • The gene encoding the extracellular medium-chain-length poly(3-hydroxyalkanoate) (MCL-PHA) depolymerase of Pseudomonas luteola Ml3-4, $phaZ_{plu}$, was cloned and analyzed. It was found to be 849 bp, with a deduced protein of 282 amino acids, and was revealed to have a typical leader peptide at its N terminus. The amino acid sequence of $PhaZ_{plu}$ revealed relatively low identity (69 to 72%) with those of other Pseudomonas MCL-PHA depolymerases. In comparison with the amino acid sequences of all available MCL-PHA depolymerases, the depolymerase was found to consist of three domains in sequential order; signal peptide, an N-terminal substrate binding domain, and a catalytic domain, indicating that $PhaZ_{plu}$ belongs to the type IV depolymerases family. The enzyme also contained Asn as an oxyanion hole amino acid.

Development of Data Mining Tool Using S-PLUS and StatServer (S-PLUS와 StatServer를 이용한 Data Mining 도구 개발)

  • 정인석;이재준
    • Journal of Intelligence and Information Systems
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    • v.4 no.2
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    • pp.129-139
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    • 1998
  • 통계 software에는 data mining에 필요한 다양한 모형과 함수들이 제공되고 있어 이를 이용한 data mining 도구가 소개되고 있다. 본 논문에서는 data mining을 수행하는데 효과적인 환경을 제공하는 S-Plus로 data mining 기법들을 구현하거나 재구성하였으며, StatServer를 이용하여 대용량의 data base를 직접 관리할 수 있게 하고, S-PLUS의 분석기능을 Internet을 통하여 사용할 수 있게 하여 원거리에서 data mining작업을 수행될 수 있도록 구성하였다. 또한 분석자는 찾아낸 모형을 복잡한 프로그래밍 작업 없이 새로운 웹 페이지를 만들 수 있으며, 이를 통해 운영계의 사용자가 최적 모형이 제시하는 결과를 실제 업무에 즉시 이용할 수 있도록 하였다.

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Energy Plus 부하 해석 프로그램

  • 공성훈
    • The Magazine of the Society of Air-Conditioning and Refrigerating Engineers of Korea
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    • v.29 no.7
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    • pp.56-59
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    • 2000
  • Energy Plus의 첫 작업버전인 알파 버전은, 작업 팀에 의한 내부 테스트가 1998년 12월에 이루어 졌으며, 외부 사용자들이 1999년 말에 테스트를 하여 2001년 초에는 Energy Plus 버전 1.0을 개발할 예정이며 향후에도 지속적인 개발을 계획 하고 있다. Energy Plus는 BLAST와 DOE-2의 장점과 많은 새로운 시뮬레이션 성능을 지닌 에너지 시뮬레이션 프로그램이 될 것으로 기대한다 Energy Plus 프로그램의 주요기능은 다음과 같다. · 열평형 부하 계산 · 동일 시간대에서 통합된 부하, 시스템, 플랜트 계산 · 사용자 위주의 HVAC 시스템 해석 · 다른 개발자가 새로운 시뮬레이션 모듈을 첨가하기 용이 한 모듈구조 · 그래픽 작업이 용이한 간단한 입력과 출력데이터 양식

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Forage Performance of Introduced Vetch Cultivars and Korean Native Vetch (도입 베치 품종 및 한국 야생종의 생육특성과 수량)

  • 신정남;김동암;김용원
    • Journal of The Korean Society of Grassland and Forage Science
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    • v.20 no.4
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    • pp.251-258
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    • 2000
  • A field experiment was conducted to evaluate agronomic characteristics, forage quality and dry matter yield of Korean native wild hairy vetch(Vicia villosa Roth) and introduced vetch(Vicia) cultivars from Australia. Seeds were sown on 29 August 1998 and 29 September 1999 at the Livestock Experiment Farm, Keimyung College, Kyeongsan, Kyeongbuk. Vetch plants were harvested on 14 November 1998 and 5 May 1999 and 29 April 2000. 'Haymaker plus' and 'Cappelo woolly pod' (Vicia villosa ssp. dasycarpa(Ten.) Eav.) were higher than 'Namoi' (Vicia villosa ssp. dasycarpa(Ten.) Eav.) in winter survival and 'Popany' (Vicia benghalensis L.) and 'Victa' (Vicia sativa L.) did not overwinter from 1998 to 1999. 'Haymaker plus', 'Cappelo woolly pod', 'Namoi', Korean native wild hairy vetch and Chinese milk vetch were overwintered from 1999 to 2000, except 'Aneto common' (Vicia sativa L.). Fifty percent flowering was observed 23 April for 'Namoi', 24 April for 'Cappelo woolly pod' and 26 April for 'Haymaker plus' from 1998 to 1999. In 1999~2000, fifty percent flowering was observed 12 April for 'Namoi' and 'Cappelo woolly pod', 14 April for 'Haymaker plus', 23 April for Chinese milk, 30 April for 'Aneto common' and Korean native wild hairy vetch. Dry matter yield per hectare was significantly higher(p<0.05) for 'Haymaker plus', 'Cappelo' and 'Namoi' than 'Popany' and 'Vicata' from 1998 to 1999. In 1999-2000, dry matter yield per hectare was higher(p<0.05) for 'Namoi', 'Haymaker plus', 'Cappelo woolly pod' and Korean native wild hairy vetch than Chinese milk vetch (Astragalus sinicus L.) and 'Aneto common'. CP content was relatively high, but Chinese milk vetch and 'Aneto common' were lower than other cultivars. ADF(acid deterguent fiber) was low in Chinese milk vetch, but between the other cultivars were similar. According to the results obtained from this study, it is suggested that 'Haymaker plus' would be recommendable for fall sown vetch for dry matter production.

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Performance Trial for Developing High - Yielding and Early Maturing Hairy Vetch (Vicia villosa Roth) Cultivar under Double Cropping System (2모작 작부체계 적응 다수성 및 조숙성 헤어리베치 품종 선발을 위한 생산력 검정)

  • Shin, Chung-Nam;Ko, Ki-Hwan
    • Journal of The Korean Society of Grassland and Forage Science
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    • v.31 no.3
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    • pp.243-250
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    • 2011
  • This experiment was conducted to evaluate agronomic characteristics, forage quality and dry matter (DM) yield of early-maturing hairy vetch 'Cold green', 'Haymaker plus', 'Cappello' and medium-late maturing cultivar 'Cheong pa', 'Challenger', 'Hungvillosa' and 'Latigo' at Seongju in the Kyeongbuk from 2009 to 2011. The experiment was arranged in randomized complete block design with three replications. Hairy vetchs were seeded on Sep. 26 and Oct. 11 in 2009 and 2010. Vetch plants were harvested on 30 Apr. in 2010 and 2011. Cold tolerance for Haymaker plus and Cappello were a little lower than other cultivars. Fifty percent-flowering dates of Cold green had earlier than others and Haymaker plus and Cappello were earlier than Cheong pa, Challenger, Hungvillosa and Latigo. Cheong pa and Challenger were ealirer than Hungvillosa and Latigo. The DM yield of Cold green was the highest (p<0.05) of the cultivar except Haymaker plus. Haymaker plus was higher (p<0.05) than others and Cappello, Cheong pa, Challenger were higher (p<0.05) than Hungvillosa and Latigo in 2010. In 2011, the DM yield of Cold green was the highest (p<0.05) of the cultivar and Haymaker plus was higher (p<0.05) than others. Cappello was higher (p<0.05) than Hungvillosa and Latigo. Cheong pa and Challenger were higher (p<0.05) than Latigo. Vetch cultivar was high in crude protein (CP) and low in Acid detergent fiber (ADF). According to the results obtained from this study, it is suggested that early-maturing cultivar would be recommendable for fall sown vetch for DM production.