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Longest Common Sub-sequence is a basic algorithm problem. It serves as a basic component for a variety of applications in information processing and bioinformatics. It is a NP-hard problem and often manipulated using dynamic programming, which is relatively fast but involves large memory space. Fortunately, cloud computing and outsourced computing provides a practical method for overload alleviation...
In this paper, energy efficiency (EE)-oriented partial spectrum reuse (PSR) scheme for heterogeneous cellular networks (HCN) with wired backhaul is studied with the aid of stochastic geometry theory. We first derive the total expected delay for a typical user by taking into account retransmissions over the wireless link, as well as the backhaul delay incurred from wired backhaul. Furthermore, we minimize...
It is interesting but challenging to infer people's personality from multimedia data. This paper resolving this problem by jointly considered both human appearances from portrait image and behavior representative data from social media, where features are designed and selected separately inspired by psychology theory. Best features are selected for four personality categories respectively depending...
To solve the lack of accurate evaluation methods in current large-scale cloud systems, a new evaluation model, named C-ANP, is proposed in this paper, which is based on Analytic Network Process approach (ANP). C-ANP is adaptive to the quantitative evaluation and active description of cloud system, thus can effectively model and evaluate the complex cloud system, which has many distinct characters...
This paper investigates the adaptive impedance control dealing with parameter uncertainties of robot's manipulator. The system uncertainty is modeled as nominal part and unknown part where the known information is provided as basic feedback while adaptive design is put on the estimation. By writing the unknown part into linearly parameterized form, the adaptive controller is designed. The simulation...
This paper aims at accomplish the trajectory tracking control of an underactuated surface vessel (USV) with unknown disturbances. An adaptive dynamic surface control (ADSC) scheme for the USV is proposed in this paper. And an adaptive method is employed to approximate unknown disturbances. The tracking error dynamic system is divided into two cascaded subsystems, then we can separately design the...
One-way light has attracted much attention recently. They have wide range of applications, such as optical isolators and optical diodes. At present, two approaches can be used to realize the one-way light. One is one-way surface waves, which come from chiral edge states of photonic crystals [1, 2]. The other is one-way body waves, which may originate from the parity-time symmetry of a system [3, 4]...
Because of the special aerodynamic layout of the flying wing UAV, a strong coupling effect will be generated among its respective channel. However, this thesis, different from the traditional methods, applies the differential geometry method to the decoupling control design of the UAV. Besides, because the difficulty of the differential geometric linearity method's linear condition cannot be solved...
This paper addresses the community detection problem in multi-view weighted signed network. Although some methods have been developed to detect communities in multi-view network, they are mostly designed for the unweighted unsigned case. There is still a lack of methods for multi-view weighted signed network. Since an increasing number of multi-view weighted signed networks are being generated in...
This paper realizes real-time precise point positioning and implements precision analysis on RTKLIB software based on Real Time Precise Point Positioning(RTPPP) model of broadcast ephemeris corrections via the real-time Ntrip streams, which contains state space representation(SSR) correction information provided by International GNSS Service (IGS). The static and dynamic experimental results show:...
A multi-Watt, multi-GHz laser eye-safe laser was obtained by simultaneously Q-switched Kerr-lens mode-locking and stimulated Raman scattering. The high power fundamental laser at 1342 nm was generated efficiently with a side-pump Nd:YAP laser rod. The fundamental laser was captured by the intra-cavity Raman cavity, and the mode beating of the fundamental laser and the Raman laser was maximized by...
The Koninklijk Nederlands Meteorologisch Instituut (KNMI) is since long involved in the development of wind processing software and wind products for European Users. This experience is exploited for the development of wind retrieval for rotating fan-beam scatterometers, such as the China-France Oceanography SATellite (CFOSAT) scatterometer. KNMI has a long experience in the development of software...
The Improved TD-RVoG model was combined with the classical forest inversion algorithm, three-stage inversion method, for the estimation of forest height by using single baseline spaceborne PolInSAR data. Previous research [6–7] has shown temporal decorrelation reduces the interferometric coherence and increases the deviation of the interferometric phase. The Improved TD-RVoG model considers the both...
An integrated simulation system is proposed in the paper, which considers the universal runtime platform environment, the resource management mechanism, and the aerospace oriented model software framework. The platform is compatible with the HLA protocol and support both synchronous and asynchronous modes for data interaction. The simulation execution is established on the specifically formulated...
In this issue, a new parameter estimation method based on spline interpolation for Networked Control Systems is discussed. The method is as following: firstly, the input signals are added timestamp, meaning that the input signals are sorted, so that the data should be lost on a certain time. And, the missing message is supplemented adaptively using spline interpolating, which means the data is supplemented...
Improved Simultaneous Localization and Mapping (SLAM) algorithm for underwater navigation here is based on the underwater robot Autonomous Underwater Vehicle (AUV) as a carrier. This paper focuses on the Extended Kalman Filtering (EKF) algorithm, which can solve problems of SLAM. However, the EKF algorithm generates modeling errors in the process of linearization, and also has unknown modeling errors...
This paper proposes an H∞ polytopic filter design for a nonlinear system. Based on the polytopic approximation of the nonlinear system, the polytopic filter design is converted into a group of linear matrix inequalities (LMIs) so that the polytopic filter parameters can be effectively acquired by numerical convex optimization algorithms. At this stage, the tensor product (TP) model transformation...
This paper discusses a novel fault diagnosis and tolerant control problem for a class of non-Gaussian stochastic distribution systems with unknown fault based on two-step fuzzy modeling. Following square fuzzy logic approximation for the output probability density functions (PDFs) of non-Gaussian processes, the T-S weight models are employed to describe the nonlinear relations between the fuzzy weight...
In this paper, we investigate the stability analysis problem for a class of genetic regulatory networks (GRNs) with time-varying delays and stochastic perturbations. By employing the free-weighting matrix and the convex combination method, the linear matrix inequality approach is used to derive a new sufficient condition guaranteeing the stochastic asymptotic stability in mean square sense of the...
This paper addresses the stochastic stability problem of a modified extended Kalman filter (MEKF), targeted at the state estimation of the nonlinear system through wireless channel, where both transmission failure and channel fading are practically under consideration. For a class of nonlinear systems whose observation's Jacobi Matrix is always invertible, the sufficient conditions of the error covariance...
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