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Shrimp Quality Detection Method Based on YOLOv4
Tao Xingyi,Feng Yiran,이응주,Tao Xueheng 한국멀티미디어학회 2022 멀티미디어학회논문지 Vol.25 No.7
A shrimp quality detection model using YOLOv4 deep learning algorithm is designed, which is superior in terms of network architecture, data processing and feature extraction. The shrimp images were taken and data expanded on their own, the LableImage platform was used for data annotation, and the network model was trained under the Darknet framework. Through comparison, the final performance of the model was all higher than other common target detection models, and its detection accuracy reached 93.7% with an average detection time of 47 ms, indicating that the method can effectively detect the quality of shrimp in the production process.
Human Computer Interaction Using Mouth Tracking
XueHeng Tao 한국멀티미디어학회 2008 한국멀티미디어학회 국제학술대회 Vol.2008 No.-
Web-cam has becomes a standard configuration for personal computer, as computer vision technology been developing. and with improving speed of computing, there need more algorithms to achieve computer vision for serving huamn daily life, what our finall goal is to make computer as human to see the world and recognize every thing in the world and also can understand human thinking according to human expression. In this paper, we will present a novel electronic head mouse control system which is based on algorithm to recongize human facial mout feature. In the system, we firstly detect human face in YCbCr Color space, and then detect mouth region in detected face region, for detected mouth position, mouth lip region gray level is usually lower than other region but V level higher than others, so we can reversal mouth region gray level and use associated threshold method to pick up mouth region pixels. Relationship between mouth position and face region boundary can be used to confirm human position of mouth which is correspond to camera, this information can be applied to achieve mouse controlling. Then throughing analysising mouth shape information, we can confirm mouth motion command for mouse. We have carried out the algorithm on windows XP system to evaluate the efficient of the algorithm. The simulation result showed that our algorithm can represent a good effect for head mouse control system.
A Research on Simulated Robot football Match
JinPeng Wang,XueHeng Tao,Xin Zhao,Xiao Liang 한국멀티미디어학회 2006 한국멀티미디어학회 국제학술대회 Vol.2006 No.-
The robot football is a kind of artificial intelligence system based on the un determination system. It gathers new advanced techniques, amusement and game together, thus arousing widespread attention and profound interests. In a simulated robot football match, cooperation of robots as a whole and attack or defense in some certain areas on the field become the key to influence the success of the match. Simulation software of Delphi, VC++6.0 can be used in simulation, this paper attempts introduce the robot football match, taking VC++6.0 as an example.
Design of Bionic Ray Robot Based on MPF Movement Patterns
Yiran Feng,Xueheng Tao,이응주 한국멀티미디어학회 2023 멀티미디어학회논문지 Vol.26 No.5
The pectoral fin fluctuation pattern is used as the object of study for the triangular-shaped skate. The skate generates waveforms through its broad pectoral fins, which are transmitted backwards to push the water backwards, and the reaction force of the water obtained is the forward thrust i.e. the MPF pattern. The fins are designed to meet the fluctuation pattern of the sinusoidal function. The prototype pectoral fin of the ray creature is analysed to establish the flutter kinematic model, the envelope coefficients are designed to decouple and simplify the kinematic equations, and a 3D mesh is drawn using MATLAB. Fluid simulation by Fluent to obtain vortex cloud diagrams verifies the feasibility of the design.
PREPARATION AND PHOTOCHROMISM OF SINGLE AG-TCNQ MICROSTRUCTURE
Guanying Cao,Limin Ma,Xiuyan Zhao,Xin Zhao,Xueheng Tao 한국멀티미디어학회 2006 한국멀티미디어학회 국제학술대회 Vol.2006 No.-
The micro/nanostructures of metal-organic complex Ag-TCNQ were successfully synthesized via the reaction between Ag film and TCNQ dissolved in acetonitrile solution. X-ray diffraction and scanning electron microscopy confirmed that the as-obtained Ag-TCNQ was crystalline one-dimensional micro/nanowires or tubes. The reversible photochromic property of single Ag-TCNQ microstructure was investigated both by home-made optical testing system and Raman