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조기 위암의 위벽단축:상부 위장관 조영술과 병리 소견의 비교
김인재,최철순,김은아,김규선,윤구섭,김호철,배상훈,강구,신형식,Kim, In-Jae,Choi, Chul-Soon,Kim, Eun-Ah,Kim, Kyu-Sun,Yun, Ku-Sub,Kim, Ho-Chul,Bae, Sang-Hun,Kang, Gu,Shin, Hyung-Sik 대한영상의학회 1995 대한영상의학회지 Vol.32 No.1
Purpose : To investigate the causes of gastric wall shortening in ealy gastric cancer, upper gastrointestinalstudy was correlated with pathologic findings. Materials and Methods : We evaluated 41 cases (m:F=1.7:1, averageage=49) of early gastric cancer, retrospectively. The gastric wall shortening were classified as Grade I;none,Grade II;intermediate, and Grade III; prominent. Pathologic findings such as size of lesions, depth of tumorinvasion, degree of the submucosal fibrosis, degree of thickness of the submucosa and muscularis propria, andmorphologic patterns of lesions including conversing mucosal folds were correlated with the degree of gastric wallshortening on upper gastrointestinal series. Results : Submucosal fibrosis was present in 4 cases in Grade I(n=21), 4 cases in Grade II (n=6) and 8 cases in Grade III (n=10), Positive conversing mucosal folds were seen in 5cases in Grade I (n=17), 0 case in Grade II (n=2) and 9 cases in Grade III (n=9), Gastric wall shortening wassignificantly associated with submucosal fibrosis and conversing mucosal folds of early gastric cancer. (p=.0001and p=.002, respectively) Conclusion : Upper gastrointestinal finding of gastric wall protrusion in patients withearly gastric cancer should not misinterprete as advanced gastric cancer sine the finding could be a result ofsubmucosal fibrosis.
연구보문 : 자연과학; 한지형마늘의 파종시기 이동이 생육 및 수량에 미치는 영향
김인재 ( In Jae Kim ),박계원 ( Gyei Won Park ),윤철구 ( Seong Yel Choi ),이재선 ( Cheol Ku Yun ),이재선 ( Jae Sun Lee ),김기현 ( Ki Hyuen Kim ),안기수 ( Ki Su Ahn ),남상영 ( Sang Young Nam ),김태중 ( Tae Jung Kim ) 한국국제농업개발학회 2013 韓國國際農業開發學會誌 Vol.25 No.3
This experiment was conducted to investigate the optimum sowing date of northern type garlic in the central-northern part of korea. The sowing was carried out four times at intervals of 10 days from October 20 to November 20. There was no difference between the emergence rate from 85.6 to 90.3% and in the growth characteristics of the leaf by sowing date. There was no difference in the growth characteristics underground bulb by sowing date. Bulb weight was 25.1 ~ 8.8 g, bulb diameter 40.1 ~ 42.1 mm, bulb height was 33.6 ~ 34.7 mm, and the number of cloves was 6.1 ~ 6.3. Secondary growth rate was as high as 47.8 to 56.7% with no difference in sowing date. Significant difference between the time of sowing was not observed in the weight and length of the spathe. The yield and marketable yield has increased as the sowing period sooner.
박주가리과 식물(백수오, 이엽우피소, 박주가리) 생장의 경시적 변화
김인재 ( In Jae Kim ),김민자 ( Min Ja Kim ),최성열 ( Seung Yel Choi ),한동호 ( Dong Ho Han ),김영호 ( Young Ho Kim ),이정관 ( Jeong Gwan Lee ),홍의연 ( Eui Yon Hong ),김태중 ( Tae Jung Kim ) 한국국제농업개발학회 2014 韓國國際農業開發學會誌 Vol.26 No.3
This studies were conducted to develop cultivation methods on three Asclepiadaceae families( Cynanchum wilfordii Hemsley, C. auriculatum Royle ex Wight and Metaplexis japonica Makino) of which products are conventionally used as medicinal materials by analyzing plant growth. The variation of leaf weight of Asclepiadaceae families showed culmination point at August 15, and the stem showed highest growth on August 30. The root weight increased linearly during the growth. The days for sprouting was most shortened in the Cynanchum wilfordii as 18 days, and C. auriculatum, Metaplexis japonica followed after. The seed harvesting dates was Oct. 8 in the Cynanchum wilfordii, Oct. 23 in the Metaplexis japonica, and Nov. 1 in the C. auriculatum, respectively.
초피나무 종자의 전처리가 포장에서의 출아에 미치는 영향
김인재(In Jae Kim),김민자(Min Ja Kim),남상영(Sang Young Nam),박재호(Jae Ho Park),이철희(Cheol Hee Lee),김홍식(Hong Sik Kim) 한국자원식물학회 2003 한국자원식물학회지 Vol.16 No.2
초피나무 종자의 전처리가 포장에서의 출아에 미치는 영향을 구명 하고자 노천매장과 NaClO 10% 등 7처리를 두어 생육 특성 을 분석하였다. 출아율은 노천매장 17.3%에 비해 GA3100 ppm과 NaClO 10% 처리 후 노천매장에서 각각 30.3%, 22.7%로 출아율이 향상되었으며 , 파종 후 26∼33일 사이에서 가장 높은 출아를 보였고, 이후 미미한 증가를 보였다. T/R율은 GA3 100 ppm전처리 후 노천매장에서 뿌리의 발달이 가장 양호하였다. To improve the percentage of field germination of Zanthoxytum piperitum DC., storage in ground(control) and several chemicals as treatments was investigated. Germination percentage was 30.3 and 22.7% in GA3(100 ppm) and NaCIO(10%), respectively compared with 17.3% in storage in ground without treatments. Germination percentage reached maximum between 26 and 33 days after seeding and then increased slowly. Top/Root ratio was the highest at storage in ground after the treatment of GA3 100ppm.
김인재(Kim In-Jae),김정일(Kim Jeong-Il),양신추(Yang Shin-Choo),한상철(Han Sang-Chul) 한국철도학회 2007 한국철도학회 학술발표대회논문집 Vol.- No.-
The improvement of speed and ride comfort requires a very horizontally and vertically rigid and non-flexible alignment. It is inevitable to construct many bridges depending on the topography of landscapes and obliged to lay turnouts on the bridges. In that case, special considerations have to be taken into account, i.e. permissible stresses of turnout components and limitations of displacements of bridge and turnouts. In this studies, numerical analyses for turnout/bridge interaction are carried out using commercial program LUSAS. The target of analytical model is the turnout layed near Pyeongrae-Hopyeng station on Kyeongchun line. The lead rail, stock rails, and the bridge are modelled using beam elements. Fasteners and ballast resistances are modelled using bi-linear spring elements. The turnout behaviors are investigated by varying the parameters such as span length of bridge, spring coefficients, and thermal loads.
Type-2 퍼지집합 기반의 퍼지 C-Means 클러스터링의 설계
김인재(In-Jae Kim),오성권(Sung-Kwun Oh) 한국지능시스템학회 2008 한국지능시스템학회 학술발표 논문집 Vol.18 No.2
본 논문 에서는 Type-2 TSK 퍼지 논리 시스템을 설계하고, 불확실한 정보를 갖는 입력 데이터에 대하여 Type-1 TSK 퍼지 논리 시스템과 성능을 비교한다. Type-1 TSK 퍼지 논리 시스템은 외부 잡음에 민감한 단점을 가지고 있는 반면, Type-2 TSK 퍼지 논리 시스템은 불확실한 정보를 잘 표현 할 수 있다. 따라서 Type-2 TSK 퍼지 논리 시스템을 이용하여 이러한 단점을 극복하고자 2가지의 모델을 설계한다. 첫 번째 모델은 규칙의 전ㆍ후반부가 Type-1 TSK 퍼지 집합으로 구성된 Type-1 TSK 퍼지 논리 시스템을 설계한다. 두 번째는 규칙 전ㆍ후반부에 Type-2 TSK 퍼지 집합으로 구성한 Type-2 TSK 퍼지 논리 시스템을 설계한다. 여기서 규칙 전반부의 입력 공간 분할에는 FCM(Fuzzy C-Means) clustering 방법을 사용하며, 입자 군집 최적화(Particle Swarm Optimization) 알고리즘을 사용하여 동정한다. 또한 입력 데이터에 인위적으로 가하는 노이즈에 따른 각각 모델의 성능을 비교한다. 마지막으로 비선형 모델 평가에 주로 사용되는 가스로 시계열 데이터를 제안된 모델에 적용하고, 실험을 통하여 불확실한 정보를 다루기에 Type-1 퍼지 논리 시스템 보다 Type-2 퍼지 논리 시스템이 효율적이라는 것을 보인다.
김인재(Kim, In-Jae) 성균관대학교 법학연구소 2008 성균관법학 Vol.20 No.3
To close the wage differentials between the employees of the big business and the small business at controversial issue in Korea, the Act on Fair Subcontract Transactions should be amended in the direction to guarantee the appropriate wage levels to subcontractor's employees. The details of the amended example may be summarized as follows; Firstly, the application of the Act on Fair Subcontract Transactions should be extended farther to the contractors who its annual sales is lower than the applied contractor currently. Second, the regulation of contract between the contractor and the subcontractor should be imposed more strictly than the regulations now in force. For example, the principles of contract should be expressly provided for in the law; drawing up a written contract and using a standard contract form should be are required by law. And it should be demanded that the items, calculation basis, and reduction reasons of the subcontracting cost must be listed on the contract form. Third, the determination of the subcontracting cost should be regulated more strictly than the regulations now in force. For example, the principles on the determination of subcontracting cost should be expressly provided for in the law; the subcontracting information or data should be obligatorily disclosed. Fourthly, the prohibition against the unjust reduction of subcontracting cost should be expressly provided for in the law. And the reason of reduction should be strictly restricted. Lastly, the administrative control of subcontracting trade should be exercised more strictly than now, such as investigation and monitoring of the actual conditions of the subcontracting trade.
콘크리트궤도에 고속분기기 설치를 고려한 교량설계 및 시공기법
김인재(Kim In-Jae),오세영(Oh Sei-Young),주환중(Joo Hwan-Joong) 한국철도학회 2008 한국철도학회 학술발표대회논문집 Vol.- No.-
The concrete track is being used at the Phase Ⅱ of the Kyeongbu High Speed Railway and New Constructed Honam High Speed Railway. When it makes a decision of bridge type, It has to consider about longitudinal forces of Continuous Welded Rail, Displacement at the end of bridges, Up-lift forces for fastener on the track. If it is installed turnout on the bridge, There is likelihood of the deck twist by applying the each difference longitudinal forces at the 4 each rails and the buckling by concentration of rail stress at the turnout. Moreover, If it is installed turnout on the continuous bridge and REJ(Rail Expansion Joint) on the main track or turnout track. It is hard to keep a safety for rail because of coming to twist or folding at the expansion of deck on the turnout track. Therefore when it is a design of bridge with turnout. It need to take bridge type to minimize an additional axial force and a displacement at the turnout. This paper makes a study of the composite steel arch bridge that is able to resolve criteria requirements of safety for track with turnout and suggest a helpful design method for bridge considering track with turnout by being based on design and construction method of Eonyang Bridge at the north part of Ulsan Station in Phase Ⅱ of the Kyeongbu High Speed Railway.