Showing papers in "The Journal of China Universities of Posts and Telecommunications in 2017"

TL;DR: An anomaly detection model based on encoder-decoder framework with recurrent neural network (RNN) is proposed that is able to successfully capture anomalies with a precision higher than 95%.

TL;DR: A novel feature representation method, implementing the fusion of local Gabor histograms (FLGH), in order to improve the accuracy of palm vein recognition systems, achieves better performance by utilizing score-level fusion.

TL;DR: A common spatial pattern (CSP) and chaotic particle swarm optimization (CPSO) twin support vector machine (TWSVM) scheme for classification of MI electroencephalography (EEG) and it achieved a faster or comparable central processing unit (CPU) running time over the traditional SVM methods.

TL;DR: Experimental analysis shows that driver's lateral controller based on cloud model is able to achieve tracking of the desired angle, and achieve good control effect, and verifies that a series of mental activities such as feeling, cognition, calculation, decision and so on are fuzzy and uncertain.

TL;DR: The performance evaluation on average cost of processing a mobility event is conducted for the proposed MDNS framework and the long term evolution (LTE) system, and operating benefits are analyzed including efficiency and scalability.

TL;DR: A multiset generalized canonical discriminant projection (MGCDP) method for feature-level multimodal biometric information fusion, which maximizes the correlation of the intra-class features while minimizes the correlations of the between- class features.

TL;DR: An iteration convergence criterion is proposed to reduce the time of the iteration of GrabCut algorithm dramatically with satisfied segmentation accuracy and the results demonstrate that this method has a more accurate segmentation effect.

TL;DR: Compared with the existing routing protocol, the performance of CCRPM is improved significantly in reducing the probability of network congestion, prolonging average network lifetime, increasing network throughput, and decreasing end-to-end delay.

TL;DR: A new algorithm is formulated which supports attribute core and attribute relative reduction based on the generalized binary discernibility matrix, which is not only suitable for consistent information systems but also inconsistent information systems.

TL;DR: The reconstruction of speech samples removes the added noise and acoustic features extracted from the reconstructed samples are selected to build an optimal feature subset with better emotional recognizability in Speech emotion recognition (SER).

TL;DR: Two dynamic resource allocation schemes including a speed switching (SS) scheme and a speed increasing (SI) scheme are proposed and theoretical analysis and simulation results prove that these schemes can effectively reduce the consumption of storage resource and keep the download time short enough for a good user experience.

TL;DR: An automatic parking scheme based on trajectory planning, which analyzing the mechanical model of the vehicle, establishing vehicle steering model and parking model, coming to the conclusion that it is the turning radius is independent of thevehicle speed at low speed is solved.

TL;DR: A compressed sensing method to recognize human activities that is based on compressed sensing theory and utilizes both raw mobile phone accelerometer data and phone placement information is proposed and can achieve a recognition accuracy reaching 89.86%, which is higher than that of a recognition method that does not adopt the phone placed information for the recognition process.

TL;DR: The proposed novel modular handover algorithm with a comprehensive load index for the 5th generation (5G) heterogeneous networks (HetNets) is proposed and results indicate that the proposed algorithm can reduce the handover frequency and maintain user satisfaction at a higher level.

TL;DR: This scheme introduces the proxy re-encryption mechanism and key encrypting key tree to realize fine-grained access control with attribute revocation and improves the efficiency of encryption and decryption.

TL;DR: In this article, an isotropic electromagnetic (EM) lens based on Huygens' metasurface is proposed for 28.0 GHz lens antenna design, which consists of a series of non-resonant and subwavelength metallic patterns etched on both sides of an ultrathin dielectric substrate.

TL;DR: Based on the data collected from a leading online video service provider in China, namely Youku, the dynamics of online video popularity are analyzed in-depth from four key aspects: overall popularity distribution, individual popularity Distribution, popularity evolution pattern and early-future popularity relationship.

TL;DR: A comprehensive overview of the outdoor and indoor network design over TVWS is given and shows that: in the indoor scenario, the white space ratio is on average 18.4% higher than that in the outdoor scenario, which corresponds to 7.7 vacant TV channels.

TL;DR: In the proposed scheme, the initial CW size is dynamically adjusted to optimum according to the measured packet collision probability, which can significantly improve the throughput performance.

TL;DR: Simulation results show that ALRWA performs well in blocking probability and realizes efficient load balancing, and the average transmission delay can meet the basic requirement of real-time business transmission.

TL;DR: Simulation results demonstrate that the LAPB algorithm can reduce the packets and discovery delay (DD) in the routing discovery phase.

TL;DR: Experimental results show that the proposed algorithm is effective in the applications of the color image detail enhancement, and enables image's edges to be more prominent and texture clearer while avoiding color distortion.

TL;DR: An asymptotically unitary hybrid precoding (AUHP) algorithm based on antenna array response (AAR) properties to solve the HBF optimization problem and demonstrates that this proposed AUHP algorithm enables a lower computational complexity with negligible spectral efficiency performance degradation.

TL;DR: A large universe CP-ABSE scheme supporting secure block-level deduplication and match-concealing (MC) searchable security is proposed under a hybrid cloud mechanism, which has the advantage in supporting fine-grained access control, block- level deduPlication and efficient search, simultaneously.

TL;DR: Simulation results show that the proposed criterion can reduce the average number of iterations and achieve a better balance in bit error ratio (BER) performance and decoding complexity than other stopping criteria using extrinsic information.

TL;DR: The results show that the proposed algorithm can reduce the average list size, and the frame error rate (FER) performance, and has a better performance with the increase of the part number.

TL;DR: In this paper, a microwave photonic repeater system was proposed to solve the satellite repeater's flexible and wideband frequency conversion problem, which employs one 20 GHz bandwidth dual-drive Mach-Zehnder modulator and two 10 GHz bandwidth MZMs.

TL;DR: Two types of NAND flash technologies–charge-trap (CT) and floating-gate (FG) are presented in this paper to introduce Nander flash designs in detail and the physical characteristics of CT and FG-based 3D NAND flashes are analyzed.

TL;DR: The proposed security situation automatic prediction model based on accumulative data preprocess and support vector machine (SVM) optimized by covariance matrix adaptive evolutionary strategy (CMA-ES) has faster convergence-speed and higher prediction accuracy than other extant prediction models.

TL;DR: A matching model that links tariff packages and users' usage behavior (e.g., the total minutes used, data usage, etc.) based on the market segmenting theory is introduced.