Keywords

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34C15 37C10 05C76 06B23 (1) 34C15 37C10 06B23 05C76 05C50 (1) 65F15 (1)
abdominal ECGs (1) Abelian varieties (1) ABI (3)
Abstracts (2) Acceleration (1) acoustic signal processing (1)
actions (1) acute brain injury (3) adsorption systems. (1)
Air stripping (1) Algebra (4) Algebraic Combinatorics (1)
Algèbre: péninsule ibérique: Renaissance: Pérez de Moya: Tartaglia: Pedro Nunes: Stifel (1) Algebristas portugueses (1) algorithms (1)
ambiskew polynomial ring (2) analytic combinatorics (1) aperiodic semigroup (1)
Appell sequences (1) APX-hardness (1) ARARX modeling (1)
Area-preserving map (1) ARFIMA (2) ARFIMA-GARCH Modelling,Heart Rate Variability,Statistical Biosignal Processing (1)
Arithmetic (1) Art gallery (1) Association schemes (1)
Asymptotic analysis (1) automata (1) Automatic demonstrations (1)
automorphism group (2) automorphisms (2) autonomic nervous system (2)
autonomic nervous system dysfunctions (1) autoregressive fractionally integrated moving average (2) autoregressive moving average processes (2)
average case complexity (1) baseline wander (1) Bento Fernandes (1)
Bernoulli numbers (1) Bernoulli polynomials (1) bi-parameters Weibull density function (1)
Bifurcation (1) bifurcation theory. (1) Bins (1)
bioelectric potentials (1) Biorthogonal polynomial (1) biorthogonality. (1)
Birkhoff averages (1) Bochner’s differential equation (1) Boundary value problems (1)
brain (3) brain death (3) Brain injuries (1)
Branes in hyperkähler manifolds (1) Brownian diffusivity (1) Cancer therapies (1)
Caputo fractional derivative (1) Cardiac arrhythmia (1) cardiac arrhythmias (1)
Cardiac disorders (1) Cardiac electrophysiology (1) cardiac parameter alterations (1)
cardiology (3) cardiovascular system (3) cardiovascular variabilities (1)
center manifold reduction (1) Cerny Conjecture (1) Chebyshev and Modified Chebyshev methods (1)
Chebyshev form of second kind (1) Chebyshev forms (1) Chebyshev polynomials (1)
Classical forms (1) Classical orthogonal polynomials (1) Classifying Heart Sounds PASCAL Challenge datasets (1)
Clinical evaluation (1) Closing Lemma (1) Clustered eigenvalues (1)
coma (3) Compact operators (1) competições inclusivas (1)
completeness (1) Computational complexity (1) Computational mathematics (1)
computer aided assessment (1) Computer Assisted Education (1) computer-aided assessment (2)
Comunicação (1) configuration space (1) Connection coefficients (3)
Conservation laws (1) Constraint Logic Programming (1) Control problems (1)
Convergence (1) convergence acceleration (1) cost function (1)
coupled cell networks (1) coupled cell systems. (2) covering system. (1)
critically ill pediatric patients (2) cubic decomposition (3) dangling node (1)
Databases (1) Decay of correlations (1) Defect correction (1)
density (1) Deregulation of a healthy cell (1) derivation (2)
derivations, Hochschild cohomology (1) Descriptional complexity (1) Detectors (1)
Dicionários (1) Difference equations (1) differential operator rings (1)
diffusion (1) Diffusion process (1) diffusion processes (1)
Discrete dynamical system (2) discrete sampling (1) disease progression (1)
disease severity (2) diseases (3) Distinguishability (1)
dominated splitting (1) Don't care automata (1) double Ore extension (1)
down-up algebra (1) e-learning (2) early prognostic predictor (1)
ECG delineation (1) ECG Holter recordings (1) ECG signals (1)
Economic cohesion (1) Economic growth (1) Eigenvalue approximation (1)
Eigenvalue problems (1) Eigenvalues (1) Eigenvalues and eigenfunctions (1)
eigenvector computation (1) Eigenvectors (2) electrocardiogram (1)
electrocardiography (5) Electronic mail (1) Electrophysiology (1)
Elliptic point (1) enculturação matemática (1) Entropy (2)
enveloping algebra (1) equidivisible semigroup (1) equivariant dynamical system, Cayley graph, Hopf bifurcation, heteroclinic cycle. (1)
Error bounds (1) essential extensions (1) estimated median FHR (1)
Estimation (1) Euler numbers (1) Euler polynomials (1)
Europe (2) European Space Agency (1) evolutionary algorithms (1)
external fetal ECG information extraction (1) extrapolation (1) facebook (1)
false negatives median rate (1) false positives median rate (1) feature extraction (1)
feedback (1) fetal cardiac rhythms assessment (1) Fetal heart rate (1)
fetal heart rate monitoring (1) fetal physiology (1) fetal QRS detection (1)
Finance (1) Finite automata (1) finite cyclic group (1)
finite-type relations (1) First integrals (1) fixed point (1)
Flat connections (1) Fluid dynamics (1) Fourier transforms (1)
Fourier-based frequency estimation (1) Fourier–Mukai (1) Fractional differential equations (1)
Fractional optimal control (1) France (1) Fredholm equation of the second kind (1)
Fredholm integral equation (1) frequency 0.04 Hz to 0.15 Hz (1) Frequency estimation (1)
frequency tracking algorithm (1) Frobenius–Padé approximants (1) GAP (1)
GAP, numerical semigroups, affine semigroups (1) generalized autoregressive conditional heteroscedastic errors (2) generalized down-up algebra (2)
generalized Euler polynomialsals (1) generalized Heisenberg algebra (2) generalized Weyl algebra (1)
genericity. (1) Globally periodic maps (1) Google (1)
Google matrix (1) GPU computing (1) GPU implementation (1)
Graphs and Linear Algebra (1) Green ring (1) Gynecology (1)
Hafnium (1) half quantum group (1) half quantum group, Green ring, subgroup depth, Hopf subalgebra, quotient module (1)
head down bed rest test (1) Heart (2) Heart beat (1)
heart rate variability (5) heart sound detection (1) heart sound identification (1)
heart sound segmentation approaches (1) heteroclinic cycle, heteroclinic network, switching (1) heteroclinic network, heteroclinic cycle, stability (1)
hierarchical clustering (1) Hierarchically semiseparable matrix (1) Higgs bundles (1)
História e biografia de matemáticos. (1) Hopf algebras (2) Hopf bifurcation (4)
Hopf bifurcation, spatio-temporal symmetry, finite cyclic group, periodic solutions (1) Hopf subalgebra (1) Hospitals (1)
HRV (1) HRV fetal measures (1) hyperbolic conservation laws (1)
Hyperbolic plane (1) Hyperbolic toral automorphisms (1) hyperlink structure (1)
Hyperplane arrangement (2) Iberian (1) Iberian peninsula (1)
Impedance (1) implicit signature (1) Impulsive dynamical system (1)
inapproximability (1) index transforms (1) Indexes (1)
Inertial particles (1) infinite-dimensional representation (1) Initial and boundary value problems (1)
injuries (2) Instanton bundles (1) Integral operator (1)
integral operators (2) Integral operators 2010 MSC: 68W15 (1) intensive care unit (1)
interactive contents (2) Interativo (1) Interior symmetries (1)
intersection (1) involution (1) irreducible numerical semigroups (1)
irreducible representation (1) Ish arrangement (2) iterated Ore extension (1)
Iterative refinement (2) Jacobi-Davidson approximation (1) Juan Pérez de Moya (1)
Krylov subspace methods (1) labeled linear order (1) Laguerre polynomials (1)
Lead (1) likelihood estimation method (1) linear algebra (1)
linear dependence (1) Linear dependency (1) linear functionals (1)
Linear relationships (1) Linkage (1) local-retractable (1)
long-term HRV (2) Loss of hyperbolicity (1) low order AR-ARARX model (1)
lumping (1) lumping method (1) Lyapunov exponents. (1)
MAPK cascade pathway (1) Mastery Learning (2) matemática (1)
maternal ECG waves location (1) maternal heartbeats signal singularities (1) Math Quizzes (1)
Mathematica (2) Mathematica 8.0.1.0. (1) Mathematical models (1)
Mathematical works of the Renaissance (1) Mathematica®(version 8) (1) mathematics (7)
Mathematics, History, Renaissance, Pedro Nunes, Pentagon (1) mathematics, multimedia contents (1) mean absolute error (1)
mean detection jitter (1) median FHR correlation (1) median FHR estimation error (1)
medical signal detection (2) medical signal processing (3) Microgravity (1)
Microgravity processing (1) microgravity simulation (1) Mittag-Leffler function (1)
modules (2) Moduli spaces (1) Módulos, interativo, vídeo, applet, online (1)
Monitoring (1) multilead directions (1) multimédia (5)
multimedia contents (1) multimedia contents. (1) multiphase flow (1)
Multiphase flow in porous media (1) Multiple Time Windows (1) muscle (1)
muscular noise (1) N-dimensional PDE (1) Nakajima quiver varieties (1)
Navigation, Juan Pérez de Moya, 16th Century, Iberian Peninsula (1) Navigation, Juan Pérez de Moya, 16th Century, Iberian Peninsula. (1) neurophysiology (3)
Noetherian (2) Noetherian Rings (1) Noetherian unique factorisation domain (1)
Noetherian unique factorisation ring (1) Noise (2) Noise measurement (1)
noises (1) noisy ECG signals (1) non-wandering points (1)
Nondeterminism (1) noninvasive fetal cardiovascular system characterization (1) nonlinear dynamics (1)
Numerical computations (1) Numerical libraries (2) numerical linear algebra (1)
Numerical semigroup (2) numerical semigroups (2) obstetrics (1)
online (3) online assessment (1) ontology of mathematical objects (1)
optimisation (1) Optimization (1) Option pricing theory (1)
Ore extensions, Weyl algebras, derivations, Hochschild cohomology, Witt algebra. (1) Orthogonal polynomials (11) Pacioli (1)
Pad~ approximation (1) paediatrics (3) PageRank computation (1)
Pair-wise comparison (1) Pak-Stanley labeling (2) parabolic equations (1)
Parallel computing (1) Parallelization (1) parameter optimization (1)
Parking functions (2) partial derivatives (1) Partial differential equations (1)
Partial hyperbolicity (1) patient monitoring (1) pattern clustering (1)
Pearson coefficient (1) pediatric patients (1) Pediatrics (1)
Pedro Nunes (2) Pérez de Moya (2) periodic solution (1)
periodic solutions (1) Perturbation theory (2) Perturbed Chebyshev polynomials (1)
Perturbed fixed slope (2) perturbed forms (2) perturbed orthogonal polynomials (1)
physiological models (2) physiology (2) PhysioNet 2013 Challenge (1)
Physionet MGH/MF dataset (1) PI3K/AKT pathway (1) Piecewise expanding maps, Metric entropy, Entropy formula (1)
pneumodynamics (1) pointwise convergence. (1) Polynomial approximation (1)
porous media (1) Portugal (1) Potential effects (1)
Poverty traps (1) power spectral analysis (1) Practical Geometry (1)
Practical geometry, 16th century, Iberian Peninsula, Juan Pérez de Moya (1) Pre and post conditions (1) Pré-cálculo (1)
pre-periodic orbit. (1) Preconditioned GMRES (1) Preconditioners (1)
Pregnancy (1) pregnancy third trimester (1) principal component algorithm (1)
principal component analysis (1) proarrhythmic marker (1) profinite monoid (1)
Projection approximation (3) Projection approximations in L1L1 (1) pseudo-Frobenius numbers (1)
pseudoidentity (1) pseudovariety. (1) pseudoword (1)
Public deficits (1) Pythagorean triangle (1) QD-algorithm (1)
QRS (1) QRS detection optimization (1) QRS on-set (1)
QT variability dependence (1) QT/RR relationship (1) quadratic decomposition (1)
quantized enveloping algebra (1) quantum plane (1) quantum Weyl algebra (1)
quasi-Baer modules (1) Quasi-diagonal matrices (2) Quasi-neutral buoyancy (1)
quasi-retractable (1) query processing (1) query satisfaction (1)
Quivers (1) quotient module (1) R&D subsidies (1)
Random Lorentz gas (1) Random walk in random environment (1) Rational approximation (1)
Recurrence relation (1) reducible pseudovariety (1) reference median FHR (1)
regular expressions (1) regular languages (1) Regular perturbation method (1)
relatively free profinite semigroup (1) Renaissance (3) reordered techniques (1)
respiratory rate estimation (1) reversibility (1) Reversing symmetry (1)
Riemann problem (1) Riemann problems (1) rings (2)
rings and modules (2) Routing (1) RR fetal measures (1)
Ruelle-expanding map (1) S1 heart sound (1) S2 heart sound (1)
search engine (1) search engines (1) second degree forms (2)
second order differential equation of semi-classical orthogonal polynomials (1) second-degree forms (1) semi-classical forms (2)
semigroup (1) Semistable Higgs bundles, connected components of moduli spaces. (1) Sensitivity (1)
Series of orthogonal polynomials of dimension d (1) series, visualisation, ostensive, postsecondary education, historical analysis (1) Settling velocity (1)
Sharkovskii order (1) Shi arrangement (2) Shohat–Favard (1)
signal classification (1) signal denoising (1) Simple Modules (1)
simulation (1) single annotator (1) single lead based annotation (1)
singular-hyperbolic flows (1) Sixteenth century (1) smash products (1)
Software (1) Solution equivalence (1) Sparse eigensolver (1)
sparse linear iterative methods (1) spatio-temporal symmetry (2) special functions (1)
specification (1) spectral analysis (1) spectral approximation (1)
Spectral methods (2) Spectral refinement (2) Sphere. (1)
STACK (1) Standards (2) stationary wavelet transform detail coefficients (1)
statistical analysis (1) Statistical stability (1) Steady/periodic/cellular flows (1)
Stifel (1) Stifel. (1) Stirling numbers (1)
stochastic diffusion equation (1) Stochastic volatility (1) Stress (1)
stress test recordings (1) Strongly regular graphs (1) structural stability (1)
Sturm-Liouville spectral problem (1) subgroup depth (1) sudden cardiac death (1)
Symbolic computation (1) Symbolic computations (4) symbolic computations. (1)
symmetric polynomials (2) syntactical proof (1) T wave peak (1)
Tartaglia (3) Tau method (2) time 21 day (1)
time 5 day (1) Time-frequency analysis (1) time-varying conditional variance (2)
Toulouse (1) Training (2) transport properties (1)
transversality (1) Travelling Salesman Problem (1) trends functions (1)
true positives median rate (1) tutoring system (1) Variational principle. (1)
Vector orthogonal polynomial of dimension d and −d (d 2 N) (1) Vectors (1) Ventricular repolarization (1)
ventricular repolarization beat-to-beat indices (1) ventricular repolarization dysfunctions (1) ventricular repolarization variability (1)
Ventricular tachyarrhythmias (1) vídeo (3) Volatile organic compounds (1)
wavelet transform based system (1) wavelet transforms (2) wavelet-based method (1)
weak general- ized Weyl algebra (1) weak generalized Weyl algebra (1) Weakly singular integral operators (1)
Weakly singular kernel (2) Web information retrieval (1) Web matrix (1)
weighted multi-signal oscillator-based algorithm (1) Wilf conjecture (2) Yor integral (1)
zero gravity experiments (1) zeros. (1) zeta function. (1)
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