Search Results - "Cai, Kai"

CT manifestations of coronavirus disease-2019: A retrospective analysis of 73 cases by disease severity by Liu, Kai-Cai, Xu, Ping, Lv, Wei-Fu, Qiu, Xiao-Hui, Yao, Jin-Long, Gu, Jin-Feng, Wei, Wei

“…•Ground glass opacities in subpleural regions are the main CT features of COVID-19.•Pulmonary consolidation mostly occurs in critical patient.•Imaging features…”
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Average consensus on general strongly connected digraphs by Cai, Kai, Ishii, Hideaki

“…We study the average consensus problem of multi-agent systems for general network topologies with unidirectional information flow. We propose two linear…”
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Data‐driven stability margin for linear multivariable systems by Ren, Jinrui, Quan, Quan, Xu, Bin, Wang, Shuai, Cai, Kai‐Yuan

“…The notion of stability margin (SM) plays an important role in control engineering. For multiple‐input multiple‐output (MIMO) systems, the classic SM is no…”
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Warehouse automation by logistic robotic networks: a cyber-physical control approach by Cai, Kai

“…In this paper we provide a tutorial on the background of warehouse automation using robotic networks and survey relevant work in the literature. We present a…”
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Distributed Dual Gradient Tracking for Resource Allocation in Unbalanced Networks by Zhang, Jiaqi, You, Keyou, Cai, Kai

“…This paper proposes a distributed dual gradient tracking algorithm (DDGT) to solve resource allocation problems over an unbalanced network, where each node in…”
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Uniform Passive Fault-Tolerant Control of a Quadcopter With One, Two, or Three Rotor Failure by Ke, Chenxu, Cai, Kai-Yuan, Quan, Quan

“…This study proposes a uniform passive fault-tolerant control (FTC) method for a quadcopter that does not rely on fault information subject to one, two…”
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An Analytical Design-Optimization Method for Electric Propulsion Systems of Multicopter UAVs With Desired Hovering Endurance by Dai, Xunhua, Quan, Quan, Ren, Jinrui, Cai, Kai-Yuan

“…Multicopters are becoming increasingly important both in civil and military fields. Currently, most multicopter propulsion systems are designed by experience…”
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Robust Pose Estimation for Multirotor UAVs Using Off-Board Monocular Vision by Fu, Qiang, Quan, Quan, Cai, Kai-Yuan

“…This paper deals with the problem of pose estimation (or motion estimation) for multirotor unmanned aerial vehicles (UAVs) by using only an off-board camera…”
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Quantized Consensus and Averaging on Gossip Digraphs by Kai Cai, Ishii, Hideaki

“…We study distributed consensus problems of multi-agent systems on directed networks and subject to quantized information flow. For the communication among…”
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Efficiency Optimization and Component Selection for Propulsion Systems of Electric Multicopters by Dai, Xunhua, Quan, Quan, Ren, Jinrui, Cai, Kai-Yuan

“…Currently, the time of endurance of electric multicopters is still too short for many mission requirements, and optimizing the efficiency of the propulsion…”
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Practical Control for Multicopters to Avoid Non-Cooperative Moving Obstacles by Quan, Quan, Fu, Rao, Cai, Kai-Yuan

“…Unmanned Aerial Vehicles (UAVs) are now becoming increasingly accessible to amateur and commercial users alike. The main task for UAVs is to keep a prescribed…”
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Indoor Multi-Camera-Based Testbed for 3-D Tracking and Control of UAVs by Deng, Heng, Fu, Qiang, Quan, Quan, Yang, Kun, Cai, Kai-Yuan

“…Flight testbeds with multiple unmanned aerial vehicles (UAVs) are especially important to support research on multi-vehicle-related algorithms. The existing…”
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Simulation Credibility Assessment Methodology With FPGA-based Hardware-in-the-Loop Platform by Dai, Xunhua, Ke, Chenxu, Quan, Quan, Cai, Kai-Yuan

“…Electronic control systems are becoming more and more complicated, which makes it difficult to test them sufficiently only through experiments. Simulation is…”
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How Far Two UAVs Should be Subject to Communication Uncertainties by Quan, Quan, Fu, Rao, Cai, Kai-Yuan

“…Unmanned aerial vehicles are now becoming increasingly accessible to amateur and commercial users alike. A safety air traffic management system is needed to…”
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RFlySim: Automatic test platform for UAV autopilot systems with FPGA-based hardware-in-the-loop simulations by Dai, Xunhua, Ke, Chenxu, Quan, Quan, Cai, Kai-Yuan

“…Autopilot systems on unmanned aerial vehicles (UAVs) are safety-critical systems whose requirements on reliability and safety are ever-increasing. However,…”
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A method of multidimensional software aging prediction based on ensemble learning: A case of Android OS by Nie, Yuge, Chen, Yulei, Jiang, Yujia, Wu, Huayao, Yin, Beibei, Cai, Kai-Yuan

“…Software aging refers to the phenomenon of performance degradation, increasing failure rate, or system crash due to resource consumption and error accumulation…”
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Average Consensus on Arbitrary Strongly Connected Digraphs With Time-Varying Topologies by Kai Cai, Ishii, Hideaki

“…We have recently proposed a "surplus-based" algorithm which solves the multi-agent average consensus problem on general strongly connected and static digraphs…”
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Multi-aircraft Conflict Detection and Resolution Based on Probabilistic Reach Sets by Yang Yang, Jun Zhang, Kai-Quan Cai, Prandini, Maria

“…In this brief, a novel scheme to multi-aircraft conflict detection and resolution is introduced. A key feature of the proposed scheme is that uncertainty…”
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Relative Observability of Discrete-Event Systems and Its Supremal Sublanguages by Kai Cai, Renyuan Zhang, Wonham, W. M.

“…We identify a new observability concept, called relative observability, in supervisory control of discrete-event systems under partial observation. A fixed,…”
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MiR‐7, Inhibited Indirectly by LincRNA HOTAIR, Directly Inhibits SETDB1 and Reverses the EMT of Breast Cancer Stem Cells by Downregulating the STAT3 Pathway by Zhang, Hongyi, Cai, Kai, Wang, Jing, Wang, Xiaoying, Cheng, Kai, Shi, Fangfang, Jiang, Longwei, Zhang, Yunxia, Dou, Jun

“…Epithelial–mesenchymal transition (EMT) contributes to tumor invasion and metastasis in many cancers and correlates highly with the acquisition of cancer stem…”
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