activity
20162019
most citedA Beaconless Asymmetric Energy-Efficient Time Synchronization Scheme for Resource-Constrained Multi-Hop Wireless Sensor Networks

5 citations · 8 across the 3 of their papers we have counts for

collaborators

5 papers

cs.NI20195 cited

A Beaconless Asymmetric Energy-Efficient Time Synchronization Scheme for Resource-Constrained Multi-Hop Wireless Sensor Networks

Xintao Huan, Kyeong Soo Kim, Sanghyuk Lee +2

The ever-increasing number of WSN deployments based on a large number of battery-powered, low-cost sensor nodes, which are limited in their computing and power resources, puts the…

cs.LG2019

Hierarchical Auxiliary Learning

Jaehoon Cha, Kyeong Soo Kim, Sanghyuk Lee

Conventional application of convolutional neural networks (CNNs) for image classification and recognition is based on the assumption that all target classes are equal(i.e., no hier…

cs.LG20193 cited

On the Transformation of Latent Space in Autoencoders

Jaehoon Cha, Kyeong Soo Kim, Sanghyuk Lee

Noting the importance of the latent variables in inference and learning, we propose a novel framework for autoencoders based on the homeomorphic transformation of latent variables,…

cs.LG2018

XJTLUIndoorLoc: A New Fingerprinting Database for Indoor Localization and Trajectory Estimation Based on Wi-Fi RSS and Geomagnetic Field

Zhenghang Zhong, Zhe Tang, Xiangxing Li +10

In this paper, we present a new location fingerprinting database comprised of Wi-Fi received signal strength (RSS) and geomagnetic field intensity measured with multiple devices at…

cs.NI2016

Simulation Study of an Energy-Efficient Time Synchronization Scheme based on Source Clock Frequency Recovery in Asymmetric Wireless Sensor Networks

Kyeong Soo Kim, Sanghyuk Lee, Eng Gee Lim

In this paper we report preliminary results of a simulation study on an energy-efficient time synchronization scheme based on source clock frequency recovery (SCFR) at sensor nodes…