ARTICLE
|
doi:10.20944/preprints202305.1647.v1
Subject:
Engineering,
Safety, Risk, Reliability And Quality
Keywords:
Cross-term; Fourier transform; Frequency shifting; Time-frequency method; Natural frequency
Online: 23 May 2023 (10:55:32 CEST)
ARTICLE
|
doi:10.20944/preprints201810.0146.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
communication time delays; delay margin; delay dependent stability; load frequency control system; sweeping test
Online: 8 October 2018 (12:43:20 CEST)
ARTICLE
|
doi:10.20944/preprints202210.0358.v1
Subject:
Environmental And Earth Sciences,
Space And Planetary Science
Keywords:
BDS-3; Time transfer; Precise point positioning; Single frequency; Group and Phase Ionospheric Correction (GRAPHIC)
Online: 24 October 2022 (10:01:41 CEST)
ARTICLE
|
doi:10.20944/preprints202308.0665.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
ancillary services; secondary frequency control; tertiary frequency control; real time operation
Online: 8 August 2023 (13:34:09 CEST)
ARTICLE
|
doi:10.20944/preprints202309.1450.v1
Subject:
Environmental And Earth Sciences,
Geophysics And Geology
Keywords:
Microseisms; P-phase onset time picking; STA/LTA method; AIC method; Skew and Kurtosis method; Wavelet coefficient threshold denoising in time-frequency domain.
Online: 21 September 2023 (10:05:54 CEST)
ARTICLE
|
doi:10.20944/preprints202402.0480.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
absolute airspace; Doppler effect; Time shift effect; Time-frequency relation; anisotropy
Online: 8 February 2024 (07:31:59 CET)
ARTICLE
|
doi:10.20944/preprints201901.0107.v3
Subject:
Social Sciences,
Behavior Sciences
Keywords:
Values; Actions; Value-actions; Practice frequency; Methodology.
Online: 26 January 2021 (10:46:51 CET)
ARTICLE
|
doi:10.20944/preprints202211.0023.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Taylor; exponentially-fitted; two-parameter; periodic; oscillatory; frequency
Online: 1 November 2022 (07:29:50 CET)
ARTICLE
|
doi:10.20944/preprints201804.0337.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
frequency estimation; asynchronously sampled; harmonic; flicker
Online: 26 April 2018 (09:01:07 CEST)
ARTICLE
|
doi:10.20944/preprints202201.0159.v1
Online: 12 January 2022 (09:50:31 CET)
ARTICLE
|
doi:10.20944/preprints202311.0203.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
earthquake; P wave; characteristic period; frequency domain.
Online: 3 November 2023 (06:44:46 CET)
ARTICLE
|
doi:10.20944/preprints202311.1680.v1
Subject:
Chemistry And Materials Science,
Paper, Wood And Textiles
Keywords:
high frequency welding; process parameters; anode current; welding time; active pressure of upper electrode; frequency; power; dielectric constants; dielectric losses; time
Online: 27 November 2023 (11:36:48 CET)
ARTICLE
|
doi:10.20944/preprints201803.0033.v2
Subject:
Engineering,
Control And Systems Engineering
Keywords:
Signal Processing; Fourier Series; State Observer; Short Time Fourier Transform; Time-Frequency Analysis
Online: 26 April 2018 (07:53:32 CEST)
ARTICLE
|
doi:10.20944/preprints201808.0015.v1
Subject:
Computer Science And Mathematics,
Computer Science
Keywords:
wavelet transform; covariance matrix; spatial diversity; frequency diversity; robustness
Online: 1 August 2018 (10:10:13 CEST)
ARTICLE
|
doi:10.20944/preprints202311.1136.v1
Subject:
Biology And Life Sciences,
Neuroscience And Neurology
Keywords:
DLD; multifeature paradigm; mismatch response; ERPMMR time-frequency analysis
Online: 17 November 2023 (04:36:51 CET)
ARTICLE
|
doi:10.20944/preprints202307.0855.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
frequency synthesis; phase noise; phase settling time; stability analysis
Online: 13 July 2023 (05:25:20 CEST)
ARTICLE
|
doi:10.20944/preprints202309.0871.v1
Subject:
Environmental And Earth Sciences,
Soil Science
Keywords:
soil; low-frequency; discrete element method; vibration response; transmission
Online: 13 September 2023 (10:15:42 CEST)
ARTICLE
|
doi:10.20944/preprints202304.0835.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
self-healing ceramics; oxidation kinetics; activation energy; frequency factor; strength recovery
Online: 24 April 2023 (08:54:26 CEST)
ARTICLE
|
doi:10.20944/preprints202312.2110.v1
Subject:
Environmental And Earth Sciences,
Soil Science
Keywords:
soil nitrite; deionized water; potassium chloride; oscillation time; storage duration
Online: 27 December 2023 (14:37:16 CET)
ARTICLE
|
doi:10.20944/preprints202109.0118.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
mass energy formula; space/time; the camparable finity
Online: 7 September 2021 (10:35:38 CEST)
ARTICLE
|
doi:10.20944/preprints202402.0188.v1
Subject:
Computer Science And Mathematics,
Computational Mathematics
Keywords:
Vulnerable options; Default risk; Exponential Time Differencing; Penalty method
Online: 4 February 2024 (17:17:24 CET)
ARTICLE
|
doi:10.20944/preprints202308.1341.v1
Subject:
Engineering,
Civil Engineering
Keywords:
Uncertainty; Flood Frequency; Rainfall Disaggregation; Peak Flow Continuous Simulation
Online: 18 August 2023 (10:23:06 CEST)
ARTICLE
|
doi:10.20944/preprints202310.1085.v2
Subject:
Public Health And Healthcare,
Primary Health Care
Keywords:
Neuromodulation; Neurofeedback; Infra-Low Frequency; Slow Cortical Potential; Infra-Slow Fluctuations; EEG Biofeedback; Developmental Trauma
Online: 12 January 2024 (02:39:15 CET)
ARTICLE
|
doi:10.20944/preprints201907.0011.v1
Subject:
Engineering,
Telecommunications
Keywords:
LTE, LTE-A, 4G, PRACH, NCO, time-domain frequency shift, FPGA
Online: 1 July 2019 (11:52:58 CEST)
ARTICLE
|
doi:10.20944/preprints202309.2024.v2
Subject:
Environmental And Earth Sciences,
Remote Sensing
Keywords:
target detection; side-scan sonar images; seabed object; frequency domain
Online: 2 November 2023 (07:13:35 CET)
ARTICLE
|
doi:10.20944/preprints202306.1247.v1
Subject:
Engineering,
Telecommunications
Keywords:
channel estimation; orthogonal frequency division multiplexing (OFDM); adaptive frame statistics (AFS); double-threshold (DT)
Online: 16 June 2023 (13:45:03 CEST)
ARTICLE
|
doi:10.20944/preprints201712.0183.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Sine-Gordon Expansion Method; conformable time fractional RLW equation; conformable time fractional modified RLW equation; conformable time fractional symmetric-RLW equation
Online: 26 December 2017 (04:50:06 CET)
ARTICLE
|
doi:10.20944/preprints202210.0349.v1
Subject:
Environmental And Earth Sciences,
Space And Planetary Science
Keywords:
Time Frequency Transfer; Precise Point Positioning; Ambiguity Resolution (AR); Analysis Center (AC)
Online: 24 October 2022 (05:33:45 CEST)
BRIEF REPORT
|
doi:10.20944/preprints202101.0127.v1
Subject:
Physical Sciences,
Acoustics
Keywords:
Tools and Metrology; Time and Frequency; Philosophy of Science; Special Relativity; Semiconductors
Online: 6 January 2021 (15:09:15 CET)
ARTICLE
|
doi:10.20944/preprints202404.0391.v1
Subject:
Engineering,
Aerospace Engineering
Keywords:
micro satellite; natural frequency; stiffness requirement; structure designing; structure development
Online: 5 April 2024 (08:22:01 CEST)
ARTICLE
|
doi:10.20944/preprints202304.0599.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
Frequency Control; Model Predictive Control; Particle Filter; Phasor Measurement Units; Power Systems
Online: 20 April 2023 (03:12:24 CEST)
ARTICLE
|
doi:10.20944/preprints202106.0678.v1
Subject:
Physical Sciences,
Acoustics
Keywords:
Time-dependent Schrödinger equation; Numerical method; Laser-matter interaction; Kramers-Henneberger; Time-dependent unitary transformation
Online: 28 June 2021 (15:27:34 CEST)
ARTICLE
|
doi:10.20944/preprints202208.0068.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
Frequency estimation; FM; sensors; Internet of Things (IoT); software-defined radio (SDR); al-pha-stable noise; time-frequency distribution; deep learning
Online: 3 August 2022 (03:15:26 CEST)
ARTICLE
|
doi:10.20944/preprints202206.0330.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
crack severity; strain energy loss; beam deflection; frequency shift; hill-climbing method
Online: 24 June 2022 (04:46:40 CEST)
ARTICLE
|
doi:10.20944/preprints202310.1986.v1
Subject:
Medicine And Pharmacology,
Clinical Medicine
Keywords:
brain diseases; wavelet; feature extraction; signal denoising; classification and diagnosis; time-frequency analysis
Online: 31 October 2023 (03:34:53 CET)
ARTICLE
|
doi:10.20944/preprints202108.0027.v1
Subject:
Biology And Life Sciences,
Biochemistry And Molecular Biology
Keywords:
motor learning; fine motor coordination task; difficulty level; reduced feedback frequency; time pressure.
Online: 2 August 2021 (12:12:49 CEST)
COMMUNICATION
|
doi:10.20944/preprints202003.0377.v2
Subject:
Physical Sciences,
Applied Physics
Keywords:
contactless cardiography; polarization vector; polarimetry; aqueous electrolyte solution; relaxation time
Online: 13 July 2020 (03:05:48 CEST)
ARTICLE
|
doi:10.20944/preprints201904.0165.v1
Subject:
Engineering,
Control And Systems Engineering
Keywords:
railway transportation; time-space network; dynamic bottleneck; car flow organization
Online: 15 April 2019 (11:44:10 CEST)
ARTICLE
|
doi:10.20944/preprints202311.1693.v1
Subject:
Engineering,
Transportation Science And Technology
Keywords:
Virtual Arrival, traffic organization, carbon emission reduction, waiting time, multi-objective optimization
Online: 27 November 2023 (09:29:26 CET)
ARTICLE
|
doi:10.20944/preprints201811.0163.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
Cymatics, Speech recognition, Mel-Frequency Cepstral Coefficients (MFCC), Dynamic time warping (DTW), Chladni plates
Online: 7 November 2018 (13:42:22 CET)
ARTICLE
|
doi:10.20944/preprints202004.0162.v1
Subject:
Engineering,
Civil Engineering
Keywords:
Earned Value Method – EVM; time variances; cost variances; schedule
Online: 9 April 2020 (16:25:36 CEST)
ARTICLE
|
doi:10.20944/preprints202308.0645.v1
Subject:
Engineering,
Control And Systems Engineering
Keywords:
decentralized control; frequency domain; independent design; MIMO system, parametric uncertainty; robust performance; robust stability; Equivalent Subsystems Method (ESM); Quantitative Feedback Theory (QFT)
Online: 8 August 2023 (09:29:09 CEST)
ARTICLE
|
doi:10.20944/preprints202011.0037.v1
Subject:
Engineering,
Automotive Engineering
Keywords:
discreteness; frequency response; automatic control system; PID controller; variable structure system with sliding processes
Online: 2 November 2020 (11:40:24 CET)
ARTICLE
|
doi:10.20944/preprints202205.0138.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Shifted Chebyshev polynomials; Chebyshev-Gauss-Lobatto quadrature; space-time FPDE
Online: 10 May 2022 (10:19:34 CEST)
ARTICLE
|
doi:10.20944/preprints201712.0026.v2
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
fault diagnosis; condition monitoring; short time Fourier transform; slepian window; prolate spheroidal wave functions; discrete prolate spheroidal sequences; time-frequency distributions
Online: 6 December 2017 (05:34:29 CET)
ARTICLE
|
doi:10.20944/preprints201704.0071.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
gas turbine fuel system; anomaly detection; symbolic dynamic analysis; time series
Online: 13 April 2017 (05:36:51 CEST)
ARTICLE
|
doi:10.20944/preprints202107.0570.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Face Detection; Euclidean Distance; Fast Fourier Transformation; Discrete Cosine Transformation; Facial Parts Detection; Frequency domain; Spatial domain
Online: 26 July 2021 (11:47:11 CEST)
ARTICLE
|
doi:10.20944/preprints201904.0066.v1
Subject:
Chemistry And Materials Science,
Applied Chemistry
Keywords:
Raman spectra; mixed pesticides; apple; correction method; rapid; real-time
Online: 5 April 2019 (15:17:24 CEST)
SHORT NOTE
|
doi:10.20944/preprints202109.0369.v2
Subject:
Physical Sciences,
Quantum Science And Technology
Keywords:
Einstein-Planck relation; foundations of quantum mechanics; principle of maximum frequency; angles-time space; renormalisation
Online: 6 December 2021 (15:35:34 CET)
ARTICLE
|
doi:10.20944/preprints202102.0138.v1
Subject:
Computer Science And Mathematics,
Probability And Statistics
Keywords:
Mean time to failure; Poisson shock; Steady-state availability; Steady-state frequency; Supplementary variable technique.
Online: 4 February 2021 (13:07:59 CET)
ARTICLE
|
doi:10.20944/preprints202007.0300.v2
Subject:
Physical Sciences,
Theoretical Physics
Keywords:
Complex wave mek complex frequency, medium, electric field, the medium wave function, friction, relaxation time
Online: 15 December 2020 (10:01:14 CET)
ARTICLE
|
doi:10.20944/preprints201612.0004.v2
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
conformable time fractional (3+1)-dimensional Kadomtsev-Petviashvili equation; conformable time fractional modified Kawahara equation; modified Kudryashov method; wave solution
Online: 5 December 2016 (10:31:30 CET)
ARTICLE
|
doi:10.20944/preprints201911.0188.v1
Subject:
Engineering,
Civil Engineering
Keywords:
Earned Value Method (EVM); time variances; cost variances; schedule
Online: 16 November 2019 (00:54:47 CET)
ARTICLE
|
doi:10.20944/preprints202008.0244.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
multi-rate real-time simulation; the ideal source equivalent; the Norton equivalent; increment; extrapolation method
Online: 10 August 2020 (08:24:53 CEST)
ARTICLE
|
doi:10.20944/preprints202401.1502.v1
Subject:
Engineering,
Civil Engineering
Keywords:
earthquake; free field analysis; frequency domain analysis; time domain analysis; finite element analysis; shear wave propagation
Online: 19 January 2024 (10:52:48 CET)
ARTICLE
|
doi:10.20944/preprints202001.0036.v2
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Riccati Difference equations; Power System Stability; Interacting Multiple Model Kalman Filter; Load frequency controller; Time Delays
Online: 14 February 2020 (03:47:50 CET)
ARTICLE
|
doi:10.20944/preprints202404.1030.v1
Subject:
Engineering,
Energy And Fuel Technology
Keywords:
anerobic digestion; biogas production; retention time; pH; pre-treatment; Taguchi Design of Experiments
Online: 16 April 2024 (10:34:10 CEST)
ARTICLE
|
doi:10.20944/preprints201811.0522.v2
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
printed electronics; inkjet printing; terahertz time-domain spectroscopy; vortex phase plate; vortex beam
Online: 28 January 2019 (10:39:28 CET)
ARTICLE
|
doi:10.20944/preprints202001.0060.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
indoor location; fine time measurement; round trip time; FTM; RTT; IEEE 802.11mc; IEEE 802.11-2016; time diversity; spatial diversity; bandwidth diversity; frequency diversity; Bayesian grid; observation model; transition model
Online: 8 January 2020 (04:18:02 CET)
ARTICLE
|
doi:10.20944/preprints202305.1077.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
visualization; dynamic regime; mathematical model; dynamic time warping; computational experiment
Online: 16 May 2023 (04:12:15 CEST)
ARTICLE
|
doi:10.20944/preprints201903.0141.v2
Subject:
Engineering,
Energy And Fuel Technology
Keywords:
heat pump; dynamic test method; seasonal performance factor; variable frequency drive; field approximation; energy label; air source heat pump; ground source heat pump
Online: 15 March 2019 (04:40:11 CET)
ARTICLE
Subject:
Biology And Life Sciences,
Anatomy And Physiology
Keywords:
Real-time PCR; peanut; food allergen; chloroplast marker; DNA isolation
Online: 16 June 2021 (11:33:10 CEST)
ARTICLE
|
doi:10.20944/preprints202201.0398.v1
Subject:
Physical Sciences,
Atomic And Molecular Physics
Keywords:
B-spline R-matrix; R-matrix with time dependence; intense short-pulse extreme ultra14 violet radiation; time-dependent Schrdinger equation; Arnoldi-Lanczos propagation
Online: 26 January 2022 (13:01:07 CET)
ARTICLE
|
doi:10.20944/preprints202303.0380.v1
Subject:
Environmental And Earth Sciences,
Sustainable Science And Technology
Keywords:
correlation power-frequency; frequency stability; hydropower; power quality analysis
Online: 21 March 2023 (14:29:33 CET)
ARTICLE
|
doi:10.20944/preprints202302.0500.v1
Subject:
Biology And Life Sciences,
Biochemistry And Molecular Biology
Keywords:
spinal muscular atrophy; newborn screening; SMN1; SMN2; real-time PCR; dried blood spots; SMA incidence; carrier frequency
Online: 28 February 2023 (03:45:16 CET)
ARTICLE
|
doi:10.20944/preprints202009.0397.v1
Subject:
Physical Sciences,
Atomic And Molecular Physics
Keywords:
dual frequency comb spectroscopy; mid-infrared absorption and dispersion spectroscopy; electrical discharge plasma; time-resolved plasma kinetics
Online: 17 September 2020 (11:03:42 CEST)
ARTICLE
|
doi:10.20944/preprints202005.0174.v1
Subject:
Computer Science And Mathematics,
Artificial Intelligence And Machine Learning
Keywords:
cloud computations; task timing; genetics algorithm; response time; virtual machine
Online: 10 May 2020 (16:15:14 CEST)
ARTICLE
|
doi:10.20944/preprints202211.0445.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
singular spectrum analysis; fuzzy logic; innovative activity; time series; economic development; models
Online: 23 November 2022 (11:08:14 CET)
ARTICLE
|
doi:10.20944/preprints202210.0129.v1
Subject:
Computer Science And Mathematics,
Information Systems
Keywords:
PageRank; Time-Weighted PageRank; collective subjects; citation intensity; scientific research; research productivity; scientometrics
Online: 10 October 2022 (14:04:52 CEST)
ARTICLE
|
doi:10.20944/preprints201707.0092.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
wear debris detection; resonance method; sensitivity; phase controlled variable-frequency exciting system (PCVFES); modified lock-in amplifier (MLIA)
Online: 31 July 2017 (12:20:27 CEST)
ARTICLE
|
doi:10.20944/preprints202005.0356.v1
Subject:
Computer Science And Mathematics,
Artificial Intelligence And Machine Learning
Keywords:
Supervised Learning; Time Series Classification; Jamming Detection; Automatic Modulation Classification; Feature Selection; Genetic Algorithm; Principal Component Analysis; QPSK modulation; APSK modulation
Online: 23 May 2020 (05:10:36 CEST)
ARTICLE
|
doi:10.20944/preprints202010.0516.v1
Subject:
Engineering,
Energy And Fuel Technology
Keywords:
Frequency response characteristic (FRC) curve; frequency response; renewable generation; governor
Online: 26 October 2020 (11:40:43 CET)
ARTICLE
|
doi:10.20944/preprints201804.0053.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
injection locked frequency multiplier; Frequency Locked Loop (FLL); phase noise
Online: 4 April 2018 (08:02:01 CEST)
ARTICLE
|
doi:10.20944/preprints201907.0264.v1
Subject:
Physical Sciences,
Thermodynamics
Keywords:
heat transfer; inverse method; boiling flow; local Nusselt number; time resolution
Online: 24 July 2019 (04:10:31 CEST)
ARTICLE
|
doi:10.20944/preprints201811.0295.v1
Subject:
Engineering,
Control And Systems Engineering
Keywords:
indoor environment; 3D localization; staircase geometry; robotics; time-of-flight sensors
Online: 13 November 2018 (05:06:08 CET)
ARTICLE
|
doi:10.20944/preprints202310.1500.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
Non-destructive testing and evaluation; Pulse thermography; Lock-in thermography; Frequency and time domain phase images; Pulse compression
Online: 25 October 2023 (09:35:35 CEST)
ARTICLE
|
doi:10.20944/preprints202310.1600.v1
Subject:
Public Health And Healthcare,
Primary Health Care
Keywords:
Alzheimer's disease; signal processing methods; Fourier transform; time-frequency analysis; statistical signal processing; EEG; signal characteristics; signal noise
Online: 25 October 2023 (08:00:28 CEST)
ARTICLE
Subject:
Computer Science And Mathematics,
Artificial Intelligence And Machine Learning
Keywords:
semantic segmentation; time series; clustering; deep learning; kernel density estimation; electromechanical actuator; data labelling; prognosis and health management; aeronautics
Online: 26 July 2021 (17:31:56 CEST)
ARTICLE
|
doi:10.20944/preprints201908.0049.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
kinematics; universal frame of reference; coordinate and time transformation; one-way speed of light; summing speed; relative speed
Online: 5 August 2019 (05:20:28 CEST)
ARTICLE
|
doi:10.20944/preprints202305.0626.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
Nanocomposite; microcantilever; mass sensing; frequency shifts; carbon nanotubes; nonlinear frequency response
Online: 9 May 2023 (09:36:54 CEST)
ARTICLE
|
doi:10.20944/preprints202308.0390.v1
Subject:
Computer Science And Mathematics,
Computer Science
Keywords:
Three-phase DTC induction motor; simulation modeling; deep learning; Bi-LSTM; signal processing; time series forecasting; frequency domain; FFT
Online: 4 August 2023 (07:27:23 CEST)
ARTICLE
|
doi:10.20944/preprints202403.1110.v1
Subject:
Computer Science And Mathematics,
Artificial Intelligence And Machine Learning
Keywords:
Deep learning; explainability; feature selection; Granger causality; health demand modelling; LSTM; multivariate time-series forecasting
Online: 22 March 2024 (07:31:07 CET)
ARTICLE
|
doi:10.20944/preprints202107.0498.v1
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
Fault tolerant control; Adaptive fuzzy control; Time-varying actuator faults; Sliding mode control; Sliding mode observer
Online: 21 July 2021 (15:14:06 CEST)
ARTICLE
|
doi:10.20944/preprints202312.0892.v1
Subject:
Engineering,
Transportation Science And Technology
Keywords:
tourism itinerary; vehicle routing problem time windows; route recommendation; shortest path algorithm; analytics hierarchy process
Online: 12 December 2023 (12:49:28 CET)
TECHNICAL NOTE
|
doi:10.20944/preprints202105.0442.v2
Subject:
Engineering,
Civil Engineering
Keywords:
Axially functionally graded non-prismatic Timoshenko beam; finite difference method; additional points; vibration analysis; direct time integration method
Online: 24 September 2021 (13:12:35 CEST)
ARTICLE
|
doi:10.20944/preprints202212.0528.v1
Subject:
Chemistry And Materials Science,
Electronic, Optical And Magnetic Materials
Keywords:
magnetoelectric sensors; frequency upconversion technique; piezomagnetic material; low-frequency weak magnetic field
Online: 28 December 2022 (04:06:49 CET)
ARTICLE
|
doi:10.20944/preprints202112.0320.v1
Subject:
Biology And Life Sciences,
Virology
Keywords:
African swine fever virus; laboratory diagnosis; commercial real-time PCR; performance; sensitivity; specificity
Online: 21 December 2021 (09:24:26 CET)
TECHNICAL NOTE
|
doi:10.20944/preprints202105.0660.v2
Subject:
Engineering,
Civil Engineering
Keywords:
Axially functionally graded non-prismatic Euler-Bernoulli beam; finite difference method; additional points; vibration analysis; direct time integration method
Online: 24 September 2021 (11:27:04 CEST)
ARTICLE
|
doi:10.20944/preprints202010.0519.v1
Subject:
Computer Science And Mathematics,
Artificial Intelligence And Machine Learning
Keywords:
COVID-19; Machine learning (ML); Grey wolf optimizer (GWO); artificial neural network (ANN); time-series; outbreak prediction
Online: 26 October 2020 (11:57:14 CET)
ARTICLE
|
doi:10.20944/preprints202401.1266.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
Malfunction detection, air-forced power transformers, cooling fans, acoustic features, learning algorithms, data augmentation, joint time-frequency feature extraction.
Online: 17 January 2024 (11:25:41 CET)
ARTICLE
|
doi:10.20944/preprints202309.2031.v1
Subject:
Medicine And Pharmacology,
Endocrinology And Metabolism
Keywords:
Mediterranean diet; food frequency questionnaire; Israel Mediterranean diet screener (I-MEDAS); time-in-range (TIR); type 1 diabetes; dietary reference intake
Online: 29 September 2023 (04:00:49 CEST)
ARTICLE
|
doi:10.20944/preprints202305.2053.v1
Subject:
Biology And Life Sciences,
Biology And Biotechnology
Keywords:
cancer; inhibition; resonant; frequency; formant
Online: 30 May 2023 (05:23:20 CEST)
ARTICLE
|
doi:10.20944/preprints202403.0048.v1
Subject:
Business, Economics And Management,
Finance
Keywords:
Portfolio Optimization; Sharpes; Kurtosis minimization; High-Frequency; Rebalancing frequency; Diversification; Short-term investment strategy
Online: 1 March 2024 (12:28:48 CET)
ARTICLE
|
doi:10.20944/preprints202107.0220.v2
Subject:
Engineering,
Automotive Engineering
Keywords:
Eddy current sensor; lift-off variation; radius measurement; peak frequency feature; multi-frequency testing
Online: 14 July 2021 (14:10:02 CEST)
ARTICLE
|
doi:10.20944/preprints201808.0374.v1
Subject:
Environmental And Earth Sciences,
Environmental Science
Keywords:
Qinghai Tibet Plateau; permafrost; active layer thickness; ground penetrating radar; reverse time migration
Online: 21 August 2018 (09:13:59 CEST)
ARTICLE
|
doi:10.20944/preprints202401.0812.v1
Online: 10 January 2024 (10:23:40 CET)
ARTICLE
|
doi:10.20944/preprints202105.0252.v2
Subject:
Engineering,
Civil Engineering
Keywords:
Timoshenko beam; finite difference method; additional points; element stiffness matrix; tapered beam; second-order analysis; vibration analysis; direct time integration method
Online: 30 September 2021 (16:24:48 CEST)
ARTICLE
|
doi:10.20944/preprints202303.0478.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
active filters; filtering theory; low-pass filter; voltage followers; pole frequency; quality factor; frequency response
Online: 28 March 2023 (09:26:54 CEST)
ARTICLE
|
doi:10.20944/preprints202303.0467.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
active filters; filtering theory; low-pass filter; voltage followers; pole frequency; quality factor; frequency response
Online: 28 March 2023 (02:29:28 CEST)
ARTICLE
|
doi:10.20944/preprints202304.1256.v1
Subject:
Physical Sciences,
Particle And Field Physics
Keywords:
time-of-flight mass spectrometer; electron microscope; electrostatic lens; electrostatic mirror; relativistic effect; system of singular integral equations; factorized functions; eigenfunctions; eigenvalues.
Online: 30 April 2023 (04:22:43 CEST)