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Jun Ah Lee,Bin Cho,Sun Ah Shin,Seog Yun Park,Meerim Park,Hyeon Jin Park 대한소아혈액종양학회 2021 Clinical Pediatric Hematology-Oncology Vol.28 No.1
Synovial sarcoma occurring in the pleura and lung is extremely rare. We report a case of pleuropulmonary synovial sarcoma as a second malignant neoplasm. The patient had been diagnosed with acute myelomonocytic leukemia at 5 years of age, and received matched sibling donor allogeneic bone marrow transplantation, with total body i rradiation and cyclophosphamide conditioning. At 22 years of age, he complained of worsening chest discomfort and exertional dyspnea. Chest CT revealed a huge mass in the right middle lobe, pleura, and diaphragm. The patient was initially diagnosed as sarcomatoid malignant mesothelioma, without any environmental or occupational a sbestos exposure. Five months later, the patient p resented with soft tissue metastasis and underwent needle biopsy. Pathological examination including SYT-SSX RT-PCR revealed synovial sarcoma, which led to a review of the original tumor findings and confirmed the diagnosis of pleuropulmonary synovial sarcoma. To the best of our knowledge, our patient is the first case of pleuropulmonary synovial sarcoma developed after allogeneic hematopoietic stem cell transplantation.
조석빈,이운근,백광렬,Cho, Seog-Bin,Yi, Un-Kun,Baek, Kwang-Ryul 대한전자공학회 2005 電子工學會論文誌-SP (Signal processing) Vol.42 No.5
일반적인 카메라의 시야는 사람에 비하여 매우 좁기 때문에 큰 물체를 한 화면으로 얻기 힘들며, 그 움직임도 넓게 감시하기에 어려움 점이 많다. 이에 본 논문에서는 어안 렌즈(Fish-Eye Lens)를 사용하여 넓은 시야의 영상을 획득하고 전방향 감시를 위한 투시(perspective) 영상과 파노라마(panorama) 영상을 복원하는 방법을 제시한다. 영상 변환 과정에서 어안 렌즈의 특성으로 인한 해상도 차이를 보완하기 위하여 여러 가지 영상 보간법을 적용하고 결과를 비교하였다. 그리고 ME(Moving Edge) 방법으로 움직임을 검출하여 다중 물체를 추적할 수 있도록 하였다. In this paper, we developed an omni-directional surveillance and motion detection method. The fish-eye lens provides a wide field of view image. Using this image, the equi-distance model for the fish-eye lens is applied to get the perspective and panorama images. Generally, we must consider the trade-off between resolution and field of view of an image from a camera. To enhance the resolution of the result images, some kind of interpolation methods are applied. Also the moving edge method is used to detect moving objects for the object tracking.
Kwon, Dae Woong,Kim, Wandong,Kim, Do-Bin,Lee, Sang-Ho,Seo, Joo Yun,Choi, Eunseok,Cho, Gyu Seog,Park, Sung-Kye,Lee, Jong-Ho,Park, Byung-Gook IEEE 2016 IEEE transactions on electron devices Vol.63 No.9
<P>In this paper, we propose new string select transistors (SSTs)/dummy SSTs (DSSTs) threshold voltage (V-th) setting methods in simplified channel-stacked array with layer selection by multilevel operation (SLSM). In these methods, SSTs/DSSTs on each layer are set to their targeted V-th values by incremental step pulse program/one erase with various erase voltages, respectively. In the fabricated pseudo-SLSM, the validity of the new methods is verified. As a result, it is confirmed that the V-th values of SSTs/DSSTs are set to the targeted V-th values by the new methods and SSTs with extremely narrow V-th distribution can be obtained in the consequence. Moreover, memory operations such as erase, program, and read are performed in the fabricated structure after setting the V-th values of all the SSTs/DSSTs by the new methods. Despite unique LSM operations, stable memory operations are obtained successfully without the interference between stacked layers.</P>