Research Achievement

Classification of a new beetle (Coleoptera: Cupedidae) from the Lower Cretaceous of the Democratic People's Republic of Korea
Recently we discovered beetles belonging to the extinct tribe Notocupedini (Coleoptera: Cupedidae: Ommatinae) from the Sinuiju Formation near Paektho-⋯
Method for Speeding up Spatial Error Concealment using Prediction Mode of the Neighboring Blocks on H.264 Video communication
We proposed a fast spatial error concealment method using prediction mode of the neighboring ⋯
Coupled 3D Neutron Kinetics/Thermal-hydraulics Calculation of PWR Core Using Nodal Green's Function Method on Neumann Boundary Condition
We proposed a detailed numerical model to solve 3D neutron kinetics equation by NGFM on Neumann⋯
Genetic Evidence of Stable Northward Extension of Pinus thunbergii Parl. Forests in the Democratic People's Republic of Korea
We investigated genetic background of 9 populations existing in the Korean peninsula, using nuclear SSR markers in relation to⋯
Pyrite Bio-Leachate, Mine Wastewater Can Sterilize The Rice (Oryza Sativa L.) Seeds And Promote The Germination
This research work found that PBL treatment can sterilize rice seeds and promote the germination, which is of great significance in protecting⋯
Neighborhood loss for Age Estimation from Face Image using Convolutional Neural Networks
Our system architecture consists of face detection, face alignment and preprocessing, CNN architecture and age⋯
Characterizing Solid Waste To Analyze Life-Cycle Energy Demand And Emissions
Over the last decades, many researchers have widely applied the concept of life-cycle to the environmental evaluation of municipal solid waste⋯
Global Existence And Blow-Up Of Solutions To The Focusing Inhomogeneous Nonlinear Schrödinger Equation With Inverse-Square Potential
We studied the Cauchy problem for the inhomogeneous nonlinear Schrödinger (INLSc) equation with inverse square potential⋯
Post-KOH Activation Of Nitrogen-Containing Porous Carbon With Ordering Mesostructure Synthesized Through A Self-Assembly
We investigated the effects of post-KOH activation on pore textural characteristics of nitrogen-containing mesoporous carbon. Adjustment KOH/carbon ⋯
Method For Underwater Acoustic Signal Classification Using Convolutional Neural Network Combined With Discrete Wavelet Transform
The detection and classification of underwater targets such as fish are one of the major tasks of the underwater acoustic signal processing and very important for⋯
The impact of PSS autocorrelation on cell search based on robust maximum likelihood scheme in LTE system
In this paper, we evaluate the correlation properties of Zadoff-Chu (ZC) sequences included in PSS in the presence of CFO and⋯
Neighbor-Gradient Single-Pass Method for solving anisotropic eikonal equation
We have developed a single-pass method for approximating the solution to an anisotropic eikonal equation related to the anisotropic minimum-⋯
A Study on the Resource Block Allocation Method to Enhance the Total Energy Efficiency for LTE A Networks
Recently, we have developed a novel method of resource block allocation to minimize ⋯
Gold prospecting by detection of hydrothermal alteration zones of satellite image
In general, the hydrothermal alteration zones might be associated with the gold mineralization⋯
Ab initio study of photocatalytic characteristics of graphitic carbon nitride assisted by oxalic acid
In our research, it was illustrated that graphitic carbon nitride (GCN) assisted by oxalic acid (OA) improve photo-catalytic activity largely by using⋯
Adsorption characteristics of citric acid on Fe3O4 (001), (011), and (111) surfaces
In our research, adsorption characteristics of citric acid on Fe3O4 (001), (011), and (111) surfaces was studied by using ⋯
Spatial distribution, origin and contamination assessment of heavy metals in surface sediments from Jangsong tidal flat, Kangryong river estuary, DPR Korea
Recently, the spatial distribution, contamination and origin of heavy metals (Pb, Zn, Cu, Ni, Co and Cr) were investigated in surface sediments of⋯
Parametric study for optimal performance of Coulomb-coupled quantum dots
To overcome this, multi-terminal heat engines have been proposed. These engines separate the system into a conductor and environment and control the interaction between the two subsystems. ⋯