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강세혁,조지웅,Kang, Se Hyeok,Cho, Ji Woong 한국음향학회 2022 韓國音響學會誌 Vol.41 No.3
This paper proposes a model which classifies the type of guns and information about sound source location using deep neural network. The proposed classification model is composed of convolutional neural networks (CNN) and long short-term memory (LSTM). For training and test the model, we use the Gunshot Audio Forensic Dataset generated by the project supported by the National Institute of Justice (NIJ). The acoustic signals are transformed to Mel-Spectrogram and they are provided as learning and test data for the proposed model. The model is compared with the control model consisting of convolutional neural networks only. The proposed model shows high accuracy more than 90 %.
한재웅 ( Jae Woong Han ),김병천 ( Byung Chun Kim ),정재필 ( Jae Pil Jung ),조지웅 ( Ji Woong Cho ),정봉화 ( Bong Hwa Chung ),정경석 ( Kyung Suk Chung ),강구현 ( Koo Hyun Kang ) 대한외상학회 2006 大韓外傷學會誌 Vol.19 No.2
Purpose: This study was done to evaluate the incidence, type of injury, medical consequences, mortality, and prognostic factors associated with stab wounds in patients who visited Kangnam Sacred Heart Hospital, Hallym University, Seoul, Korea. Methods: A retrospective analysis of the clinical data of 40 patients with abdominal stab wounds who visited Kangnam Sacred Heart Hospital, Hallym University, Seoul, Korea from January 1, 2000 to December 31, 2004. Results: 1) The most prevalent age group was patients in their the twenties to fourties (77.5% of all patients), and average age of the patients was 39.3 years. The male-to-female ratio was 2.07:1. 2) The external site of stab wounds was most commonly the periumbilcal area of the abdomen (14 cases, 33.3%). 3) The most commonly injured organs were the liver and the stomach (10 cases each, 16.9%). 4) Operations were performed on all 40 patients, with 9 (22.5%) negative operation findings. 5) Death occurred in 5 cases (12.5%). 6) The trauma indices of the death group were TRISS 51.9%, RTS 3.6 points, and APACHE II 23.0 points. 7) The average transfusion amount of the death group was 13.8 pints Conclusion: These data suggest that the transfusion amount and the trauma index of abdominal stab injuries may be statistically significant factors for predicting mortality. (J Korean Soc Traumatol 2006;19:143-149)
김인철,신대원,최용재,배은주,이경자,류병윤,조지웅,최경찬,Kim, In-Cheol,Shin, Dae-Won,Choi, Yong-Jae,Bae, En-Joo,Lee, Kyeung-Ja,Ryu, Boung-Yoon,Cho, Ji-Woong,Choi, Kyung-Chan 대한소아소화기영양학회 2001 Pediatric gastroenterology, hepatology & nutrition Vol.4 No.1
저자들은 5개월 된 남아에게 장중첩증 원인으로 흔하지 않은 게실로 판명되었던 1례를 치험하여 문헌 고찰과 함께 보고하는 바이다. Intussusception is a frequent cause of bowel obstruction in the first five years of life and it is one of the most common surgical emergencies in infancy and early childhood. The age of five months child was administered in Department of Pediatrics of Chunchon Sacred Heart Hospital. His main symptoms were vomiting and high fever for three days. Abdominal sonography, air reduction and abdominal computerized tomography (CT) were performed and the conclusion of these study was intussusception due to cyst mass lesion; duplication cyst, mesenteric cyst or Meckel's diverticulum. He was transferred for operation. We had performed laparotomy for reduction of the intussusception. Operative findings revealed ileocolic type of intussusception due to cystic tumor on ileocecal valve that was invaginated into the cecum, and hyperplasia of the Peyer's patch were seen. But we failed manual reduction because of the tumor in the ileocecal area. So we had performed partial resection of the ileocecum. Diverticulum of the ileum was confirmed by pathologic examination. We experienced unusual cause of the intussusception. So we report this case with a review of the literatures.