Search Results - "Baek, Kwang Ryul"

Asymmetric Gait Analysis Using a DTW Algorithm with Combined Gyroscope and Pressure Sensor by Jeong, Yeon-Keun, Baek, Kwang-Ryul

“…Walking is one of the most basic human activities. Various diseases may be caused by abnormal walking, and abnormal walking is mostly caused by disease. There…”
Get full text

Indoor Positioning System Using Magnetic Field Map Navigation and an Encoder System by Kim, Han-Sol, Seo, Woojin, Baek, Kwang-Ryul

“…In the indoor environment, variation of the magnetic field is caused by building structures, and magnetic field map navigation is based on this feature. In…”
Get full text

Artificial intelligence based real-time microcirculation analysis system for laparoscopic colorectal surgery by Park, Sang-Ho, Park, Hee-Min, Baek, Kwang-Ryul, Ahn, Hong-Min, Lee, In Young, Son, Gyung Mo

“…Colonic perfusion status can be assessed easily by indocyanine green (ICG) angiography to predict ischemia related anastomotic complications during…”
Get full text

Optimization of indocyanine green angiography for colon perfusion during laparoscopic colorectal surgery by Ahn, Hong‐min, Son, Gyung Mo, Lee, In Young, Park, Sang‐Ho, Kim, Nam Su, Baek, Kwang‐Ryul

“…Aim This study aims to evaluate the extrinsic effects of conditional factors affecting quantitative parameters and to establish the optimization of indocyanine…”
Get full text

Improved Frequency Sweep Keying CDMA Using Faster R-CNN for Extended Ultrasonic Crosstalk Reduction by Park, Ga-Rin, Park, Sang-Ho, Baek, Kwang-Ryul

“…Ultrasonic sensors are inexpensive and provide highly accurate measurements, even with simple hardware configurations, facilitating their use in various…”
Get full text

Edge Bleeding Artifact Reduction for Shape from Focus in Microscopic 3D Sensing by Park, Sang-Ho, Park, Ga-Rin, Baek, Kwang-Ryul

“…Shape from focus enables microscopic 3D sensing by combining it with a microscope system. However, edge bleeding artifacts of estimated depth easily occur in…”
Get full text

Frequency Sweep Keying CDMA for Reducing Ultrasonic Crosstalk by Park, Ga-Rin, Park, Sang-Ho, Baek, Kwang-Ryul

“…Various sensors are embedded in automobiles to implement intelligent safety technologies such as autonomous driving and front–rear collision avoidance…”
Get full text

Compression automation of circular stapler for preventing compression injury on gastrointestinal anastomosis by Kim, Jin‐Seok, Park, Sang‐Ho, Kim, Nam‐Su, Lee, In Young, Jung, Hyun Seok, Ahn, Hong‐Min, Son, Gyung Mo, Baek, Kwang‐Ryul

“…Background Conventional manual compression relies on the surgeon's subjective sensations, so excessive compression can cause tissue injury to the stapling line…”
Get full text

The Safe Values of Quantitative Perfusion Parameters of ICG Angiography Based on Tissue Oxygenation of Hyperspectral Imaging for Laparoscopic Colorectal Surgery: A Prospective Observational Study by Son, Gyung Mo, Nazir, Armann M, Yun, Mi Sook, Lee, In Young, Im, Sun Bin, Kwak, Jae Yeong, Park, Sang-Ho, Baek, Kwang-Ryul, Gockel, Ines

“…Safe values for quantitative perfusion parameters of indocyanine green (ICG) angiography have not been fully defined, and interpretation remains at the…”
Get full text

Positioning of a mobile robot based on odometry and a new ultrasonic LPS by Cho, Bong-Su, Seo, Woo-Jin, Moon, Woo-sung, Baek, Kwang-Ryul

“…Odometry is a method that calculates the position and heading angle of a mobile robot using encoders attached to the wheels of the robot. Errors in the…”
Get full text

A dead reckoning localization system for mobile robots using inertial sensors and wheel revolution encoding by Cho, Bong-Su, Moon, Woo-sung, Seo, Woo-Jin, Baek, Kwang-Ryul

“…Inertial navigation systems (INS) are composed of inertial sensors, such as accelerometers and gyroscopes. An INS updates its orientation and position…”
Get full text

A Multi-Robot Positioning System using a Multi-Code Ultrasonic Sensor Network and a Kalman Filter by Moon, Woo-Sung, Cho, Bong-Soo, Jang, Jin-Won, Baek, Kwang-Ryul

“…In multi-robot systems, each robot needs to have the position and pose information of itself and that of the other cooperative robots. This paper presents a…”
Get full text

Virtual pheromone map building and a utilization method for a multi-purpose swarm robot system by Moon, Woo-Sung, Jang, Jin-Won, Kim, Han-Sol, Baek, Kwang-Ryul

“…Swarm robotics is an approach to realizing an intelligent system using swarm intelligence that emerges from complex interactions among individual robots. To…”
Get full text

Modified Otsu's method for indoor mobile robot tracking system by Sewon Lee, Jin-won Jang, Kwang-Ryul Baek, Heungbo Shim

“…In vision-based tracking system, thresholding is one of the most important steps in image pre-processing. Thresholding algorithm has a strong influence on both…”
Get full text

AI-driven automatic compression system for colorectal anastomosis by Kim, Yong Seop, Park, Sang Ho, Lee, In Young, Son, Gyung Mo, Baek, Kwang Ryul

“…Although circular staplers offer technical advancements over traditional hand-sewn techniques, their use remains challenging for unskilled users, necessitating…”
Get full text

Implementation of vision-based real time helipad detection system by Sewon Lee, Jin-won Jang, Kwang-Ryul Baek

“…This paper presents vision-based helipad detection algorithm and implementation of embedded landing system for an UAV (Unmanned Aerial Vehicle). The helipad…”
Get full text

Clinical effect and standardization of indocyanine green angiography in the laparoscopic colorectal surgery by Son, Gyung Mo, Ahn, Hong-min, Lee, In Young, Lee, Sun Min, Park, Sang-Ho, Baek, Kwang-Ryul

“…Anastomotic complications occur after 5% to 20% of operations for rectosigmoid colon cancer. The intestinal perfusion status at the anastomotic site is an…”
Get full text

Global thresholding algorithm based on boundary selection by Jin-won Jang, Sewon Lee, Hee-Jung Hwang, Kwang-Ryul Baek

“…A global image thresholding algorithm based on boundary selection is proposed for improving conventional histogram-based thresholding algorithms. An image is…”
Get full text

Capacitive coupling leading to electrical skin burn injury during laparoscopic surgery by Kim, Woo Jun, Son, Gyung Mo, Lee, In Young, Yun, Sung Uk, Jeon, Gye Rok, Shin, Dong-Hoon, Kwon, Myung Sook, Kwak, Jae Yeong, Baek, Kwang-Ryul

“…Purpose: Trocar-site burns occurring during laparoscopic surgery have been reported in various cases, and several efforts to reduce them are underway. This…”
Get full text

Position estimation using hyperbolic model for time difference of flight of ultrasonic by Woo-Jin Seo, Bong-Su Cho, Woo-Sung Moon, Kwang-Ryul Baek

“…Three ultrasonic transmitters are in line at one side and transmit ultrasonic signals that contain different 9bit pseudo-random codes at the same time. The…”
Get full text