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Chunlin Jin,Yeongmi Park,Euiyoung Cha 한국정보과학회 2003 한국정보과학회 학술발표논문집 Vol.30 No.2Ⅱ
Human face detection plays an important role in variable applications. A face detection method based on skin-color information and facial feature in color images is proposed in this paper. First. the RGB color space is transformed to YCbCr space and only the skin region is extracted with the skin color information. And then, the candidate where face is likely to exist is selected after labeling processing. Finally, we detect facial features in face candidate. The experimental results show that the method proposed here is effective.
Intercellular Trafficking of Homeodomain Proteins
Kim, Seon-Won,Moon, Jun-Yeon,Jung, Jin-Hee,Chen, Xiongyan,Shi, Chunlin,Rim, Yeong-Gil,Kwon, Hey-Jin,Jackson, David,Datla, Raju,Joliot, Alain,Kim, Jae-Yean The Korean Society of Plant Pathology 2005 Plant Pathology Journal Vol.21 No.1
Homeotic proteins have pivotal roles during the development of both plant and animals. Many homeotic proteins exert control over cell fate in cells where their genes are not expressed, i.e., in a non-cell autonomous manner. Cell-to-cell communication, which delivers critical information for position-dependent specification of cell fate, is an essential biological process in multicellular organisms. In plants, there are two pathways for intercellular communication that have been identified: the ligand/receptor-mediated apoplastic pathway and the plasmodesmata-mediated symplasmic pathway. Regulatory proteins and RNAs traffic symplasmically via plasmodesmata and play a critical role in intercellular communication. Thus, the non-cell autonomous function of homeotic proteins can be explained by the recent discovery of cell-to-cell trafficking of proteins or RNAs. This article specifically focuses on understanding the intercellular movement of homeodomain proteins, a family of homeotic proteins.
Intercellular Trafficking of Homeodomain Proteins
김선원,문주연,정진희,임영길,김재연,Xiongyan Chen,Chunlin Shi,Hey-Jin Kwon,David Jackson,Raju Datla,Alain Joliot 한국식물병리학회 2005 Plant Pathology Journal Vol.21 No.1
Homeotic proteins have pivotal roles during the development of both plant and animals. Many homeotic proteins exert control over cell fate in cells where their genes are not expressed, i.e., in a non-cell autonomous manner. Cell-to-cell communication, which delivers critical information for position-dependent specification of cell fate, is an essential biological process in multicellular organisms. In plants, there are two pathways for intercellular communication that have been identified: the ligand/receptor-mediated apoplastic pathway and the plasmodesmata-mediated symplasmic pathway. Regulatory proteins and RNAs traffic symplasmically via plasmodesmata and play a critical role in intercellular communication. Thus, the non-cell autonomous function of homeotic proteins can be explained by the recent discovery of cell-to-cell trafficking of proteins or RNAs. This article specifically focuses on understanding the intercellular movement of homeodomain proteins, a family of homeotic proteins.
Intercellular Trafficking of Homeodomain Proteins
Kim, Seon-Won,Moon, Ju-Yeon,Jung, Jin-Hee,Chen, Xiongyan,Shi, Chunlin,Rim, Yeong-Gil,Kwon, Hey-Jin,David Jackson,Raju Datla,Alain Joliot,Kim, Jae-Yean Plant molecular biology and biotechnology research 2005 Plant molecular biology and biotechnology research Vol.2005 No.
Homeotic proteins have pivotal roles during the development of both plant and animals. Many homeotic proteins exert control over cell fate in cells where their genes are not expressed, I.e., in a non-cell autonomous manner. Cell-to-cell communication, which delivers critical information for position-dependent specification of cell fate, is an essential biological process in multicellular organisms. In plants, there are two pathways for intercellular communication that have been identified: the ligand/receptor-mediated apoplastic pathway and the plasmodesmata-mediated symplasmic pathway. Regulatory proteins and RNAs traffic symplasmically via plasmodesmata and play a critical role in intercellular communication. Thus, the non-cell autonomous function of homeotic proteins can be explained by the recent discovery of cell-to-cell trafficking of proteins of RNAs. This article specifically focuses on understanding the intercellular movement of homeodomain proteins, a family of homeotic proteins.
신복숙,제성관,김광백,조재현,차의영,Shin Bok-Suk,Je Sung-Kwan,Jin ChunLin,Kim Kwang-baek,Cho Jae-Hyun,Cha Eui-Young 한국정보통신학회 2004 한국정보통신학회논문지 Vol.8 No.8
본 논문은 다량의 가변적인 정보를 보유하고 있는 수중에서 유동하는 입자의 움직임을 추적하고 유체의 흐름에 따라 분산되는 입자의 분산정도 그리고 입자의 침전패턴을 정확하게 예측해내기 위해 인공신경망 알고리즘을 도입한 가시화 시스템을 제안한다. 이러한 시스템은 물과 같은 공간에서 움직이는 다양한 입자들을 고려하고 있는데, 물의 흐름을 위해서 운동량방정식과 연속방정식을 일반화하여 흐름을 제어하고 있다. 또한 입자간에 작용하는 부력, 침강력 등의 물리적인 힘과 침전패턴에 주요한 영향을 주고 있는 입자간의 충돌은 인공신경망 ART2를 이용하여 충돌을 감지하도록 하고 있다. 본 논문에서 제안한 시스템을 통해 다양한 외부적인 요인에 따라 움직임을 달리하는 유동 입자들을 실제 물에서와 같이 유사하게 가시화되도록 한다. 또한 가시화된 유동 입자의 움직임을 효율적으로 추적하고, 침전하는 입자들의 패턴까지도 미리 예측해 낼 수 있다. In this paper, we proposed a visualization system with ANN algorithm that traits the motion of particles that move colliding in the water, where we got a great deal of variable information and predicts the distribution of particles according to the flowing of water and the pattern of their precipitation. We adopted ART2 to detect sensitively the collision between particles in this visualzation. Various particles and their mutual collision influencing the force such as buoyancy force, gravitational force, and the pattern of precipitation are considered in this system. Flowing particles whose motion is changed with the environment can be visualized in the system presented here as they are in real water.
Pengfei Li,Lan Chen,Yan Ni,Jiaqi Liu,Donglin Li,Jianxin Guo,Zhihua Liu,Shuangling Jin,Yan Xu,Zhiqiang Li,Lu Wang,Xiaonong Bin,Jinghe Lang,Ping Liu,Chunlin Chen 대한부인종양학회 2021 Journal of Gynecologic Oncology Vol.32 No.2
Objective: To compare 5-year disease-free survival (DFS) and overall survival (OS) rates oflaparoscopic radical hysterectomy (LRH) and abdominal radical hysterectomy (ARH) forstage IB1 and tumor size <2 cm with visible or invisible tumors. Methods: We retrospectively compared the oncological outcomes of 1,484 cervical cancerpatients with IB1 and tumor size <2 cm on final pathology, who received ARH (n=899) or LRH(n=585) between January 2004 and December 2016. Patients were divided into visible tumorsubgroup (ARH: n=668, LRH: n=444) and invisible tumor subgroup (ARH: n=231, LRH:n=141) according to tumor type. Results: LRH and ARH showed similar 5-year DFS and OS rates (93.3% vs. 93.1%, p=0.997;96.2% vs. 97.5%, p=0.351) in total study population. LRH was not associated with worse5-year DFS rate (hazard ratio [HR]=0.96; 95% confidence interval [CI]=0.58–1.58; p=0.871)or OS rate (HR=1.37; 95% CI=0.65–2.89; p=0.409) by multivariable analysis. In the visibletumor subgroups, LRH and ARH showed similar 5-year DFS and OS rates (91.9% vs. 91.9%,p=0.933; 95.0% vs. 96.9%, p=0.276), and LRH was not associated with worse 5-year DFS orOS rate (p=0.804, p=0.324). In the invisible tumor subgroups, LRH and ARH also showedsimilar 5-year DFS and OS rates (97.3% vs. 97.1%, p=0.815; 100% vs. 99.5%, p=0.449), andLRH was not associated with worse 5-year DFS rate (p=0.723). Conclusions: Among patients with stage IB1 and tumor size <2 cm, whether the tumor isvisible or not, the oncological outcomes of LRH and ARH among cervical cancer patients arecomparable. This suggests that LRH may be suitable for stage IB1 and tumor size <2 cm withvisible or invisible tumors.Trial Registration: International Clinical Trials Registry Platform Identifier: CHiCTR180017778