Results 31 to 40 of about 6,725,081 (252)

Accurate and real-time object detection in crowded indoor spaces based on the fusion of DBSCAN algorithm and improved YOLOv4-tiny network

Journal of Intelligent Systems, 2023
Real-time object detection is an integral part of internet of things (IoT) application, which is an important research field of computer vision. Existing lightweight algorithms cannot handle target occlusions well in target detection tasks in indoor ...
Shen Jianing, Zhou Yang
doaj   +1 more source

Overview for Internet of Things: Basics, Components and Applications [PDF]

مجلة جامعة الانبار للعلوم الصرفة, 2018
There are significant developments in the field of remote sensing, communications, and control in the world today. The Internet of Things (IoT) is the result of cooperation between them.
Safa Ahmed, Nahla Fadhil Alwan, Ammar Mohamed Ali   +2 more
doaj   +1 more source

Performance Improvement of Underwater Continuous-Variable Quantum Key Distribution via Photon Subtraction

Entropy, 2019
Considering the ocean water’s optical attenuation is significantly larger than that of Fiber Channel, we propose an approach to enhance the security of underwater continuous-variable quantum key distribution (CVQKD).
Qingquan Peng, Guojun Chen, Xuan Li, Qin Liao, Ying Guo   +4 more
doaj   +1 more source

Extended incremental fuzzy clustering algorithm for sparse high-dimensional big data [PDF]

Jisuanji gongcheng, 2019
Fuzzy C-Means(FCM) clustering algorithm can only deal with low-dimensional data and is sensitive to the initial center,without considering the interactions between class centers.For this reason,an improved method of initial center selection is designed ...
QIAN Xuezhong,YAO Linya
doaj   +1 more source

D9.6 – Business Models and Marketing Operations – First Version

, 2022
Compiles the first iteration regarding ASSIST-IoT business ...
ASSIST-IoT Consortium
core   +1 more source

Recent Advances in MoS₂-Based Saturable Absorbers for Mode-Locked Fiber Lasers

Nanomaterials
Ultrashort pulse mode-locked fiber lasers demonstrate significant application potential in optical communication, precision measurement, and ultrafast photonics.
Jiahao Huang, Jiancheng Zheng, Xin Xiong, Yuxian Yang, Xiyan Huang, Chibiao Liu   +5 more
doaj   +1 more source

IoT Applications in Urban Sustainability

CoRR, 2020
Internet of Things is one of the driving technologies behind the concept of Smart Cities and is capable of playing a significant role in facilitating urban sustainable development. This chapter explores the relationship between three core concepts namely Smart Cities, Internet of Things and Sustainability; thereby identifying the challenges and ...
Samiya Khan, Mohammad Moazum Wani, Mansaf Alam   +2 more
openaire   +2 more sources

Recent Advances in Two-Dimensional Metallic MXenes as High-Performance Saturable Absorbers

Nanomaterials
Passively mode-locked lasers, as essential tools for generating ultrashort pulses, have found widespread applications in industrial manufacturing, optical communications, biomedical imaging, and fundamental scientific research.
Xin Xiong, Jiancheng Zheng, Jiahao Huang, Yuxian Yang, Xiyan Huang, Chibiao Liu   +5 more
doaj   +1 more source

A Vector Algebraic Algorithm for Coverage Compensation in Hybrid Wireless Sensor Networks

International Journal of Distributed Sensor Networks, 2013
In wireless sensor networks, coverage holes are caused by energy depletion at some nodes, and the aim of this paper is to study how to utilize the redundant nodes with remaining energy.
Ning-ning Qin, Li-xia Guo, Zhi-guo Ding, Bao-guo Xu   +3 more
doaj   +1 more source

Plant Leaf Diseases Fine-Grained Categorization Using Convolutional Neural Networks

IEEE Access, 2022
The difference of leaf disease images within the class is large but the difference between the class is small, so it is very important to represent the features of the local area of the target.
Yang Wu, Xian Feng, Guojun Chen
doaj   +1 more source