• 제목/요약/키워드: corpus size

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수종(數種)의 한약재(韓藥材)가 초음파상(超音波象)에 나타난 자궁(子宮), 난소(卵巢) 종양(腫瘍)에 미치는 영향(影響) (A Clinical Study on the Effects of a Few Herbs on the Ovarian Tumor in Ultrasonographic Appearance)

  • 김수현;이상룡
    • Korean Journal of Acupuncture
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    • 제19권1호
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    • pp.85-90
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    • 2002
  • In order to investigate the effects of Gamikyuchoolpajingtang(GMKCPT) and Gamibojungikgitand(GBIKT) on the ovarian tumor, the ultrasonographic appearance were studied in a few patients. the results obtained were follows : 1. The administration of Gamikyuchoolpajingtang(GMKCPT) reduced significantly tumor's size in corpus uteri and uterus. 2. The administration of Gamibojungikgitang(GBIKT) reduced significantly size in the ovarian. 3. The tumors of ovarian and uterus seem to be connected with Seven Emotions. 4. In this study, it is suggested big tumors over 10cm can be treated as herbal prescription. From above findings, it is suggested that Gamikyuchoolpajingtang(GMKCPT) and Gamibojungikgitang(GBIKT) seem to reduce significantly tumor's size.

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Ambiguity Resolution in Chinese Word Segmentation

  • Maosong, Sun;T'sou, Benjamin-K.
    • 한국언어정보학회:학술대회논문집
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    • 한국언어정보학회 1995년도 Language, Information and Computation = Proceedings of the 10th Pacific Asia Conference, Hong Kong
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    • pp.121-126
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    • 1995
  • A new method for Chinese word segmentation named Conditional F'||'&'||'BMM (Forward and Backward Maximal Matching) which incorporates both bigram statistics (ie., mutual infonllation and difference of t-test between Chinese characters) and linguistic rules for ambiguity resolution is proposed in this paper The key characteristics of this model are the use of: (i) statistics which can be automatically derived from any raw corpus, (ii) a rule base for disambiguation with consistency and controlled size to be built up in a systematic way.

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정보검색 기술을 이용한 비지도 학습 기반 문서 분류 시스템 개발 (Developing a Text Categorization System Based on Unsupervised Learning Using an Information Retrieval Technique)

  • 노대욱;이수용;나동열
    • 한국정보과학회논문지:소프트웨어및응용
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    • 제34권2호
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    • pp.160-168
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    • 2007
  • 문서분류기의 개발에 있어 지도학습기법을 이용할 경우 많은 양의 사람에 의한 범주 부착 말뭉치가 필요하다. 그러나 이의 구축은 많은 시간과 노력을 필요로 한다. 최근 이러한 범주 부착 말뭉치 대신 원시말뭉치와 범주마다 약간의 씨앗 정보를 이용하여 학습을 수행하여 문서분류기를 개발하는 방법론이 제시되었다. 본 논문에서는 이 방법론 하에서 다른 연구에서의 결과보다 좋은 성능을 나타내는 비지도 학습 기법을 소개한다. 본 논문에서 제시하는 기법의 특징은 씨앗 단어에서 출발하여 평균상호정보를 이용하여 다른 대표단어 및 그들의 가중치를 학습한 다음, 정보검색에서 많이 사용하는 기술을 이용하여 그 가중치를 갱신하는 것이다. 그리고 이 과정을 반복 수행하여 최종적으로 높은 성능의 시스템을 개발 할 수 있음을 제시하였다.

고령 남성의 배뇨 후 요실금 연구를 위한 동물 모델 (Animal Models for the Study of Post-Micturition Dribble in Aged Male)

  • 전승환;박미영
    • 대한임상검사과학회지
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    • 제54권4호
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    • pp.307-315
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    • 2022
  • 중년 이후 많은 환자들이 배뇨 후 요실금을 앓고 있지만 아직 적절한 치료가 이뤄지지 않고 있다. 몇 가지 병태생리학적 기전이 제안되었지만 우리가 주목한 기전은 구해면체근과 해면체 조직의 위축으로 인한 요도의 확장이었다. 본 연구의 목적은 해면체와 요도의 해부학적 변화를 관찰하여 배뇨 후 요실금의 기전을 규명하는 것으로 8주령의 SD 수컷 랫드 그룹과 24개월 이상 된 SD 수컷 랫드 그룹으로 나누었다. 전체 음경에 대한 구부요도 및 해면체 면적의 비율은 두 그룹 간 통계적으로 유의하였다(P<0.05). 평활근 함량과 배뇨 후 요실금의 기전(nNOS, α-SMA)과 관련된 매개변수는 두 그룹 간 유의한 차이가 있었으며(P<0.05), 본 연구의 결과는 배뇨 후 요실금 연구에 기여할 것으로 기대된다.

Laparoscopic Transabdominal Transfer of Blastocysts in Korean Black Goats

  • Cho, Sang-Cheol;Cho, Jong-Ki;Shin, Sang Tae
    • 한국수정란이식학회지
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    • 제32권2호
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    • pp.47-52
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    • 2017
  • As a part of the effort to improve post-transfer survival rate of embryos in Korean black goats, a technique for laparoscopic uterine transfer of blastocysts was carried out. A total of 26 transferrable embryos (morula to expanded blastocysts) were transferred to 13 recipient goats via transabdominal laparoscopic method. In consequence of our hormone protocol, 65% of the recipients (13/20) were found to have synchronized estrus. After confirmation of corpus luteum in each recipient goat, a Babcock laparoscopic forceps was inserted into the lower abdominal cavity to hold a uterine horn and fasten it near the peritoneum without causing injury. Then 7.5cm long 16G IV catheter was inserted directly into the uterine lumen through the abdominal wall. After removal of the stylet of the IV catheter, the embryo transfer tube (identical in size to the stylet and loaded with blastocysts) was inserted into the uterine lumen through the catheter to unload the embryos. Of the 13 estrus synchronized recipients, 9 were transferred blastocysts and 4 were transferred molurae (2 embryos in each recipient) in uterine ipsilateral to the ovary with corpus luteum. Four of the 9 recipients which blastocysts were transferred using this method has been confirmed pregnant (44.4% pregnancy rate).

한우 체외수정란이 이식된 수란우의 임신과 유산에 영향을 미치는 수란우 측 요인들 (Effects of Recipient Factors on the Pregnancy and Abortion after Transfer of In Vitro Produced Korean Native Cow Embryos)

  • 김소섭;박용수;박민철;박흠대;김일화;최석화
    • 한국수정란이식학회지
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    • 제20권1호
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    • pp.17-24
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    • 2005
  • 본 연구는 임상 조건하에서 수정란이식의 효율성 증대를 위하여 수란우 측면의 산차, 체점수(BCS), 발정 발현과 유도, 황체 형태, 자궁 크기 및 자궁각 위치가 체외수정란이 이식된 수란우의 임신과 유산에 미치는 효과를 검토하였다. 미경산우의 임신율$(43.5\%)$이 경산우$(33.6\%)$에 비하여 유의하게 높았으나, 유산율$(12.6\;vs.\;7.5\%)$은 유사한 경향이었다. BCS에 따른 임신율은 차이가 없었으나 유산율은 BCS 3.0 미만군$(55.6\%)$$3.0\~3.9$$(10.8\%)$에 비하여 유의하게 높았다. 수란우의 발정 발현과 유도 방법, 황체 형태, 자궁 크기 및 자궁각 위치에 따른 임신율과 유산율은 유사한 경향이었다.

Morphological Criteria of Bovine Ovaries for Predicting Retrieval Efficiency of Preantral Follicles

  • Choi, Moon Hwan;Oh, Ji Hwan;Kim, Tae Min;Han, Jae Yong;Lim, Jeong Mook
    • Asian-Australasian Journal of Animal Sciences
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    • 제19권12호
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    • pp.1711-1715
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    • 2006
  • To predict the number of preantral (primordial, primary and secondary) follicles retrieved from bovine ovaries, we examined the relationship between morphological parameters of ovaries and number of preantral follicles retrieved mechanically. The preantral follicles were retrieved mechanically by slicing ovarian tissue and the influences of size of the ovaries, number of antral follicles, and presence of cystic follicle and corpus luteum on the retrieval were evaluated. Total 77 ovaries were used and significant (p<0.05) relationship was detected between the number of antral follicles and the presence of cystic follicles, and the retrieval number. More preantral follicles were retrieved from the ovaries having more than 20 antral follicles than those having less than 20 antral follicles (17,760${\pm}$5,637 vs. 3,689${\pm}$537) in the ovarian cortex. The retrieval number was significantly reduced in cystic ovaries compared with non-cystic ovaries (5,167${\pm}$825 vs. 20,631${\pm}$6,507). However, neither ovary size (<3.5, 3.5 to 4.0, 4.0 to 4.5 and >4.5 cm) nor the presence of corpus luteum affected the follicle retrieval. In conclusion, the number of preantral follicles retrieved from the ovaries can simply be predicted by the number of antral follicles and the presence of cystic follicles in the ovarian cortex.

주사전자현미경을 이용한 3종 화분포자류(花粉胞子類) 한약재(송화분(松花粉), 포황(蒲黃), 해금사(海金沙))의 미세형태 비교연구 (Comparative study on the external micro-morphology of 3 kinds of minute pollen and spore Herbs (Pini Pollen, Typhae Pollen, Lygodii Spora) utilizing scanning electron microscope)

  • 김영식;송준호;최고야;이금산;주영승
    • 대한본초학회지
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    • 제35권1호
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    • pp.9-18
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    • 2020
  • Objectives : We tried to establish standards for genuine by discriminating 3 kinds of pollen and spore herbs that are highly to be mixed with each other. Using an scanning electron microscope, we prepare a standard for discriminating external morphological characters of minute herbs, thereby contributing to the stable supply of genuine herbal medicines. Methods : Standard samples were confirmed by literature review on external morphological characteristics of original plants and herbal medicines, and collection and identification of original plants. The herbal medicines on the market were purchased and classified with using naked eye observation and magnifier. Finally, micromorphological identifications were conducted using an scanning electron microscope. Results : 1. Pini Pollen was clearly distinguished by its relatively medium size and a pollen grain with two swollen reticulate sacci at both ends. The verrucate ornamentation on the exine surface of the corpus and a sunken leptoma germ pore may be used as a discrimination criteria. 2. Typhae Pollen was distinguished by its relatively small size and a saccus on the end of a pollen grain. Reticulate ornamentation of exine surface of the corpus, and a slightly clear ulcerate germ pore can be used as a discrimination criteria. 3. Lygodii Spora was distinguished by its relatively large triangular-ovate shape and trichotomous fissure. Verrucate-tuberculate ornamentation of exine surface and trilete aperture could be used as a discrimination criteria. Conclusion : These results indicate that the use of electron microscopy is very effective for discriminating the external morphology of minute herbal medicines.

A Semi-supervised Learning of HMM to Build a POS Tagger for a Low Resourced Language

  • Pattnaik, Sagarika;Nayak, Ajit Kumar;Patnaik, Srikanta
    • Journal of information and communication convergence engineering
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    • 제18권4호
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    • pp.207-215
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    • 2020
  • Part of speech (POS) tagging is an indispensable part of major NLP models. Its progress can be perceived on number of languages around the globe especially with respect to European languages. But considering Indian Languages, it has not got a major breakthrough due lack of supporting tools and resources. Particularly for Odia language it has not marked its dominancy yet. With a motive to make the language Odia fit into different NLP operations, this paper makes an attempt to develop a POS tagger for the said language on a HMM (Hidden Markov Model) platform. The tagger judiciously considers bigram HMM with dynamic Viterbi algorithm to give an output annotated text with maximum accuracy. The model is experimented on a corpus belonging to tourism domain accounting to a size of approximately 0.2 million tokens. With the proportion of training and testing as 3:1, the proposed model exhibits satisfactory result irrespective of limited training size.

한우에서 생식기질환의 치료 및 조기임신진단을 위한 초음파영상진단 (Ultrasonographic Diagnosis for the Treatment of Genital Disease and Early Pregnancy Diagnosis in Korean Native Cattle)

  • 황광남;김명철;변홍섭;박명호;이경광;한용만;신상태
    • 한국가축번식학회지
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    • 제21권1호
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    • pp.31-37
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    • 1997
  • Ultrasonographic diagnosis of genital disease and early pregnancy diagnosis was performed in Korean native cattle. The size of ovarian follicle in preovulation, luteal stage and follicular cyst was 18.9, 9.2 and 27.6 mm, respectively, and the thickness of follicular wall was 2.3, 1.8 and 2.8 mm, respectively. The size of corpus luteums in formation stage, activity stage, regression stage, cystic corpora lutea and luteal cyst was 6.2, 11.3, 8.6, 26.7 and 25.9 mm, respectively. The thickness of luteal wall in cystic corpora lutea and luteal cyst was 8.4 and 4.9 mm, respectively. The size of embryo or fetus on day 25, 27, 30, 35, 40, 45 and 50 was 0.8, 0.9, 1.3, 1.5, 2.2, 2.8 and 3.8 cm, respectively. The size of amniotic vesicle on day 25, 27 and 30 was 1.2, 2.1 and 3,0 cm, respectively. The diameter of pregnant uterus on day 25 and 27 was 7.0 and 7.8 cm, respectively. It was concluded that the ultrasonographci values determined in this study can be used as references for the treatment of genital disease and early pregnancy diagnosis in Korean native cattle.

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