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Adaptive robust beamformer formulti-pair two-way relay networks with imperfect channel state information

Jin WANG,Feng SHU,Ri-qing CHEN,Yu-di CUI,Yu CHEN,Jun LI

Frontiers of Information Technology & Electronic Engineering 2016, Volume 17, Issue 3,   Pages 265-280 doi: 10.1631/FITEE.1500134

Abstract: coefficient of the Gaussian-Markov CSI error model is modeled as a function of CSI delay, Doppler spread, and signal-to-noiseratio, and can be estimated in real time.signal-to-interferenceand- noise ratio (Max-SINR) plus maximum signal-to-leakage-and-noise ratio (Max-SLNRdensity of transmit pilot symbols, its BER and sum-rate performances tend to those of the beamformer of Max-SINRplus Max-SLNR with ideal CSI.

Keywords： Multi-pair two-way relay     Adaptive robust beamformer     Channel state information (CSI)     Maximum signal-to-interference-and-noiseratio (Max-SINR)     Maximum signal-to-leakage-and-noise ratio (Max-SLNR)    

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Robust generalized sidelobe canceller based on eigenanalysis and a MaxSINR beamformer Research Articles

Quan-dong WANG, Liang-hao GUO, Wei-yu ZHANG, Sui-ling REN, Chao YAN

Frontiers of Information Technology & Electronic Engineering 2019, Volume 20, Issue 7,   Pages 975-987 doi: 10.1631/FITEE.1700367

Abstract: To estimate the interference-plus-noise (IPN) statistics characteristics, conventional signal of interestThe blocking matrix is obtained by incorporating the effective reconstruction into the maximum signal-to-interferenceplus-noiseratio (MaxSINR) beamformer.It can minimize the influence of signal leakage and maximize the IPN power for further noise and interferenceshow that the two proposed methods achieve considerable improvements in terms of the output waveform SINR

Keywords： Eigenanalysis     Interference-plus-noise covariance matrix reconstruction     Maximum signal-to-interference-plus-noiseratio criterion     Blocking matrix     Generalized sidelobe canceller     Direction of arrival mismatch    

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Target tracking methods based on a signal-to-noise ratio model

Dai Liu, Yong-bo Zhao, Zi-qiao Yuan, Jie-tao Li, Guo-ji Chen,ybzhao@xidian.edu.cn

Frontiers of Information Technology & Electronic Engineering 2020, Volume 21, Issue 12,   Pages 1671-1814 doi: 10.1631/FITEE.1900679

Abstract: In traditional methods, the and are often measured by the empirical value, while observation noiseThey are influenced by the signal-to-noise ratio (SNR).
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A Realization to Enhance the Signal Noise Ratio With Superposition on the Same Phase Signal

Han Xiuting,Wang Jiechun,Jiao Zhenqaing,Gao Fei,Song Yubo

Strategic Study of CAE 2005, Volume 7, Issue 10,   Pages 64-68

Abstract: The method, in which mccltiple similar signals are superposed, can not only decrease the noise in thesignal, but also receive more message that may be lost before because of the interval of sample collectionSince the noise in signals could be treated as white noise, after multiple superposition the added noise

Keywords： vibrating wave     reflection wave     signal enhancement     software for superposition signal    

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Controlling interstory drift ratio profiles via topology optimization strategies

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 2,   Pages 165-178 doi: 10.1007/s11709-022-0892-3

Abstract: The theoretical foundation of the proposed approach involves solving a min–max optimization problem tosuppress the maximum interstory drift ratio among all stories.The proposed methodology can shape the interstory drift ratio profiles into inverted triangular or quadratic

Keywords： interstory drift ratio     aggregation function     bound formulation     min–max problem     topology optimization    

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Microseismic monitoring technology

Tang Chunhua,Gu Guangqing

Strategic Study of CAE 2012, Volume 14, Issue 4,   Pages 95-99

Abstract: instruction of the MS equipment such as acquisition strategies, optimal sensors, array design, digital-signal

Keywords： microseismic monitoring     hydraulic fracturing     oil and natural gas     SNR (signal to noise ratio)     event    

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High-order phase-field model with the local and second-order max-entropy approximants

Fatemeh AMIRI

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 2,   Pages 406-416 doi: 10.1007/s11709-018-0475-5

Abstract: We approximate the fracture surface energy functional based on phase-field method with smooth local maximumentropy (LME) and second-order maximum entropy (SME) approximants.

Keywords： second-order maximum entropy     local maximum entropy     second- and fourth-order phase-field models     B-spline    

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Process improvement in laser hot wire cladding for martensitic stainless steel based on the Taguchi method

Zilin HUANG,Gang WANG,Shaopeng WEI,Changhong LI,Yiming RONG

Frontiers of Mechanical Engineering 2016, Volume 11, Issue 3,   Pages 242-249 doi: 10.1007/s11465-016-0397-7

Abstract: In this work, volumetric defect ratio was proposed as the criterion to describe the integrity of formingfeed rate (Vf), and wire current (I), were optimized based on the analysis of signal-to-noise(S/N) ratio.

Keywords： process optimization     Taguchi method     signal-to-noise (S/N) ratio     volumetric defect ratio     laser hot wire    

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Electromagnetic interference modeling and suppression techniques in variable-frequency drive systems

Le YANG, Shuo WANG, Jianghua FENG

Frontiers of Mechanical Engineering 2018, Volume 13, Issue 3,   Pages 329-353 doi: 10.1007/s11465-018-0466-1

Abstract:

Electromagnetic interference (EMI) causes electromechanical damage to the motors and degrades theUnlike fundamental frequency components in motor drive systems, high-frequency EMI noise, coupled withEMI noise suppression techniques, including passive filter, Wheatstone bridge balance, active filter,

Keywords： variable-frequency drive (VFD)     electromagnetic interference (EMI)     motor drive modeling     EMI noise suppression    

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Overlap maximum matching ratio (OMMR): a new measure to evaluate overlaps of essential modules

Xiao-xia ZHANG,Qiang-hua XIAO,Bin LI,Sai HU,Hui-jun XIONG,Bi-hai ZHAO

Frontiers of Information Technology & Electronic Engineering 2015, Volume 16, Issue 4,   Pages 293-300 doi: 10.1631/FITEE.1400282

Abstract: In this paper, an evaluation criterion called overlap maximum matching ratio (OMMR) is proposed to analyze

Keywords： Protein-protein interaction network     Essential protein modules     Overlap     Overlap maximum matching ratio    

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A novel energy-efficient ICI cancellation technique for bandwidth improvements through cyclic prefix reuse in an OFDM system Article

Sandeep SAROWA, Harmanjeet SINGH, Sunil AGRAWAL, B. S. SOHI

Frontiers of Information Technology & Electronic Engineering 2017, Volume 18, Issue 11,   Pages 1892-1899 doi: 10.1631/FITEE.1601333

Abstract: severely affected by the undesirable effects of the frequency offset error, which generates inter carrier interferenceThere are many ICI cancellation techniques available in the literature, such as self-cancellation (SC), maximum

Keywords： frequency division multiplexing (OFDM)     Fast Fourier transform (FFT)     Cyclic prefix (CP)     Inter symbol interference(ISI)     Inter carrier interference (ICI)     Maximum likelihood estimation (MLE)    

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Predicting the elemental compositions of solid waste using ATR-FTIR and machine learning

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 10, doi: 10.1007/s11783-023-1721-1

Abstract:

● A method based on ATR-FTIR and ML was developed to predict CHNS contents in waste.

Keywords： Elemental composition     Infrared spectroscopy     Machine learning     Moisture interference     Solid waste     Spectralnoise    

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De-noising of diesel vibration signal using wavelet packet and singular value decomposition

DUAN Li-xiang, ZHANG Lai-bin, WANG Zhao-hui

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 4,   Pages 443-447 doi: 10.1007/s11465-006-0055-6

Abstract: The vibration signals of diesel include excess noise that must be eliminated before extraction of characteristicFirstly, the effects of vibration-signal de-noising among Fourier transform, wavelet decomposition andFinally, a new de-noise method integrated with wavelet packet and singular value is presented.The SNR (signal-to-noise ratio) of the vibration signals of a diesel cylinder lid is the highest.

Keywords： coefficient     de-noised     cylinder     signal-to-noise     wavelet decomposition    

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Destructive and non-destructive evaluation of concrete for optimum sand to aggregate volume ratio

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 6,   Pages 1400-1414 doi: 10.1007/s11709-021-0779-8

Abstract: detailed experimental investigation was carried out to evaluate the effect of sand-to-aggregate volume ratio, 0.40, 0.44, 0.48, 0.52, and 0.56), cement content (340 and 450 kg/m3), water-to-cement ratio(0.45 and 0.50), and maximum aggregate size (12 and 19 mm).formulating mix designs; optimum ratios of s/a were found to be 0.40 and 0.44 for the maximum

Keywords： aggregates     non-destructive testing     sand-to-aggregate volume ratio (s/a)     maximum aggregate    

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Optimal signal design strategywith improper Gaussian signaling in the Z-interference channel Article

Dan LI, Shan WANG, Fang-lin GU

Frontiers of Information Technology & Electronic Engineering 2017, Volume 18, Issue 11,   Pages 1900-1912 doi: 10.1631/FITEE.1700030

Abstract: We propose a thoroughly optimal signal design strategy to achieve the Pareto boundary (boundary of theachievable rate region) with improper Gaussian signaling (IGS) on the Z-interference channel (Z-IC)under the assumption that the interference is treated as additive Gaussian noise.The effectiveness of the proposed optimal signal design strategy is supported by simulations, and theThe proposed optimal signal design strategy also provides a simple way to achieve the required rate region

Keywords： Z-interference channel     Improper Gaussian signaling     Sum-rate     Pareto boundary     Covariance     Pseudo-covariance    

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Title Author Date Type Operation

Adaptive robust beamformer formulti-pair two-way relay networks with imperfect channel state information

Jin WANG,Feng SHU,Ri-qing CHEN,Yu-di CUI,Yu CHEN,Jun LI

Journal Article

Robust generalized sidelobe canceller based on eigenanalysis and a MaxSINR beamformer

Quan-dong WANG, Liang-hao GUO, Wei-yu ZHANG, Sui-ling REN, Chao YAN

Journal Article

Target tracking methods based on a signal-to-noise ratio model

Dai Liu, Yong-bo Zhao, Zi-qiao Yuan, Jie-tao Li, Guo-ji Chen,ybzhao@xidian.edu.cn

Journal Article

A Realization to Enhance the Signal Noise Ratio With Superposition on the Same Phase Signal

Han Xiuting,Wang Jiechun,Jiao Zhenqaing,Gao Fei,Song Yubo

Journal Article

Controlling interstory drift ratio profiles via topology optimization strategies

Journal Article

Microseismic monitoring technology

Tang Chunhua,Gu Guangqing

Journal Article

High-order phase-field model with the local and second-order max-entropy approximants

Fatemeh AMIRI

Journal Article

Process improvement in laser hot wire cladding for martensitic stainless steel based on the Taguchi method

Zilin HUANG,Gang WANG,Shaopeng WEI,Changhong LI,Yiming RONG

Journal Article

Electromagnetic interference modeling and suppression techniques in variable-frequency drive systems

Le YANG, Shuo WANG, Jianghua FENG

Journal Article

Overlap maximum matching ratio (OMMR): a new measure to evaluate overlaps of essential modules

Xiao-xia ZHANG,Qiang-hua XIAO,Bin LI,Sai HU,Hui-jun XIONG,Bi-hai ZHAO

Journal Article

A novel energy-efficient ICI cancellation technique for bandwidth improvements through cyclic prefix reuse in an OFDM system

Sandeep SAROWA, Harmanjeet SINGH, Sunil AGRAWAL, B. S. SOHI

Journal Article

Predicting the elemental compositions of solid waste using ATR-FTIR and machine learning

Journal Article

De-noising of diesel vibration signal using wavelet packet and singular value decomposition

DUAN Li-xiang, ZHANG Lai-bin, WANG Zhao-hui

Journal Article

Destructive and non-destructive evaluation of concrete for optimum sand to aggregate volume ratio

Journal Article

Optimal signal design strategywith improper Gaussian signaling in the Z-interference channel

Dan LI, Shan WANG, Fang-lin GU

Journal Article