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See searches and references containing SIGNED DISTANCE-FUNCTION!SIGNED DISTANCE-FUNCTION
Distance from a point to the boundary of a set
mathematics and its applications, the signed distance function or signed distance field (SDF) is the orthogonal distance of a given point x to the boundary
Signed_distance_function
Separation between two points
-38° A distance: 8.72 km In mathematics and its applications, the signed distance function or signed distance field (SDF) is the orthogonal distance of a
Distance
3D computer graphics rendering method
point is approximated between the ray and a surface defined by a signed distance function (SDF). The SDF is evaluated for each iteration in order to be able
Ray_marching
Derived representation of a digital image
marching cubes algorithm. Signed distance function Function representation Parallel curve Level sets methods for distance computation. Gibson, Sarah
Distance_transform
Mathematical space with a notion of distance
together with a notion of distance between its points. The distance is measured by a function called a metric or distance function. Metric spaces are a general
Metric_space
Distance along a curve
point taken as origin in the curve (see also: curve orientation and signed distance). If a planar curve in R 2 {\displaystyle \mathbb {R} ^{2}} is defined
Arc_length
Topics referred to by the same term
Scientific Data Format, a Hierarchical Data Format implementation Signed distance function (or field), in mathematical applications Syntax Definition Formalism
SDF
Type of artificial neural network
dynamic cases. For example, a neural field can learn signed distance functions (SDFs) or occupancy functions, which provide an efficient and continuous representation
Neural_field
Surface in 3D space defined by an implicit function of three variables
implicit surfaces. Implicit curve Geologic modelling Signed distance function Radial basis function Adriano N. Raposo; Abel J.P. Gomes (2019). "Pi-surfaces:
Implicit_surface
Line or vector perpendicular to a curve or a surface
stereo. The normal vector may be obtained as the gradient of the signed distance function. The normal ray is the outward-pointing ray perpendicular to the
Normal_(geometry)
Topics referred to by the same term
Forensics, an academic degree Multi-channel signed distance field, a field created by a signed distance function Danish company "Møbler Samling Drømmen Flyder"
MSDF
Mathematical idealization of the surface of a body
Perimeter, a two-dimensional equivalent Polyhedral surface Shape Signed distance function Solid figure Surface area Surface patch Surface integral A smooth
Surface_(mathematics)
Rendering method
intersection point between the ray and a surface defined by a signed distance function (SDF). The SDF is evaluated for each iteration in order to be able
Ray_tracing_(graphics)
Number property of being positive or negative
Percent sign Plus–minus sign Positive element Signedness Symmetry in mathematics Weisstein, Eric W. "Sign". mathworld.wolfram.com. Retrieved 2020-08-26
Sign_(mathematics)
Image-based volume rendering technique
point is approximated between the ray and a surface defined by a signed distance function (SDF). The SDF is evaluated for each iteration in order to be able
Volume_ray_casting
modeling Isosurface Signed distance function HyperFun Digital materialization ""Shape Modeling and Computer Graphics with Real Functions"". Archived from
Function_representation
Producing images of 3D scenes
object, such as a volumetric dataset or a surface defined by a signed distance function. It is not, by itself, a rendering method, but it can be incorporated
Rendering_(computer_graphics)
Distance between two statistical objects
to "distance", similar terms include deviance, deviation, discrepancy, discrimination, and divergence, as well as others such as contrast function and
Statistical_distance
Measure of linear correlation
cross-product of standardized variables Function of the angle between two standardized regression lines Function of the angle between two variable vectors
Pearson correlation coefficient
Pearson_correlation_coefficient
Frequency with which an engineered system or component fails
function), h ( t ) {\displaystyle h(t)} . In the many-system case, this is defined as the proportional failure rate of the systems still functioning at
Failure_rate
Mathematical relation assigning a probability event to a cost
optimization and decision theory, a loss function or cost function (sometimes also called an error function) is a function that maps an event or values of one
Loss_function
Generalization of the concept of parallel lines
S_{d}^{-1}=S^{-1}+S_{n}^{-1}} . Bump mapping Channel surface Distance function and signed distance function Distance field Offset printing Tubular neighborhood Willson
Parallel_curve
Distance from origin of tangent hyperplanes
mathematics, the support function hA of a non-empty closed convex set A in R n {\displaystyle \mathbb {R} ^{n}} describes the (signed) distances of supporting hyperplanes
Support_function
Function related to statistics and probability theory
A likelihood function (often simply called the likelihood) measures how well a statistical model explains observed data by calculating the probability
Likelihood_function
Branch of mathematics
steady 50 mph for 3 hours results in a total distance of 150 miles. Plotting the velocity as a function of time yields a rectangle with a height equal
Calculus
Mathematical function
In mathematics, a Gaussian function, often simply referred to as a Gaussian, is a function of the base form f ( x ) = exp ( − x 2 ) {\displaystyle f(x)=\exp(-x^{2})}
Gaussian_function
Measure of covariance of components of a random vector
functions, the map shows statistical relations between different regions of the random functions. Statistically independent regions of the functions show
Covariance_matrix
Length of a line segment
given distance from a given point) as its neighborhoods. Other common distances in real coordinate spaces and function spaces: Chebyshev distance (L∞ distance)
Euclidean_distance
Function of the observed sample results
for instance using Fisher's combined probability test. The p-value is a function of the chosen test statistic T {\displaystyle T} and is therefore a random
P-value
Mathematical function for the probability a given outcome occurs in an experiment
likely different results are. Formally, it is a probability measure: a function that assigns probabilities to events in a way that satisfies the axioms
Probability_distribution
Solution to partial differential equation
known to be the signed distance function to the boundary of the domain. Note also in the previous example, the importance of the sign of F {\displaystyle
Viscosity_solution
Statistical hypothesis test
function. SciPy includes an implementation of the Wilcoxon signed-rank test in Python. Accord.NET includes an implementation of the Wilcoxon signed-rank
Wilcoxon_signed-rank_test
Relative measure of dispersion expressed as the ratio of standard deviation to the mean
Standard score Information ratio Omega ratio Sampling (statistics) Variance function Everitt, Brian (1998). The Cambridge Dictionary of Statistics. Cambridge
Coefficient_of_variation
Functions of an angle
mathematics, the trigonometric functions (also called circular functions, angle functions or goniometric functions) are real functions which relate an angle of
Trigonometric_functions
Statistical measure of variability
data set than the standard deviation. In the standard deviation, the distances from the mean are squared, so large deviations are weighted more heavily
Median_absolute_deviation
Generalized function whose value is zero everywhere except at zero
Dirac delta function (or δ {\displaystyle {\boldsymbol {\delta }}} distribution), also known as the unit impulse, is a generalized function on the real
Dirac_delta_function
Distance from zero to a number
numbers (their absolute difference) is the distance between them. The notion of an abstract distance function in mathematics can be seen to be a generalisation
Absolute_value
Distance function defined between probability distributions
In mathematics, the Wasserstein distance or Kantorovich–Rubinstein metric is a distance function defined between probability distributions on a given metric
Wasserstein_metric
Measure of the joint variability
Analysis of covariance Autocovariance Covariance function Covariance matrix Covariance operator Distance covariance, or Brownian covariance. Law of total
Covariance
Description of particle density in statistical mechanics
(atoms, molecules, colloids, etc.), describes how density varies as a function of distance from a reference particle. If a given particle is taken to be at
Radial_distribution_function
Probability of survival beyond any specified time
certain time. The survival function is also known as the survivor function or reliability function. The term reliability function is common in engineering
Survival_function
Generalized notion of measure in mathematics
signed measure is a generalization of the concept of (positive) measure by allowing the set function to take negative values, i.e., to acquire sign.
Signed_measure
Covariance and correlation
processing, cross-correlation is a measure of similarity of two series as a function of the displacement of one relative to the other. This is also known as
Cross-correlation
Fourth standardized moment in statistics
type IV family restricted to symmetric densities. The probability density function (PDF) is given by f ( x ; a , m ) = Γ ( m ) a π Γ ( m − 1 / 2 ) [ 1 + (
Kurtosis
Statistical measure of how far values spread from their average
random variable X {\displaystyle X} is discrete with probability mass function x 1 ↦ p 1 , x 2 ↦ p 2 , … , x n ↦ p n {\displaystyle x_{1}\mapsto p_{1}
Variance
Conjecture on zeros of the zeta function
Unsolved problem in mathematics Do all non-trivial zeros of the Riemann zeta function have a real part equal to one half? More unsolved problems in mathematics
Riemann_hypothesis
Statistical test comparing two probability distributions
statistic quantifies a distance between the empirical distribution function of the sample and the cumulative distribution function of the reference distribution
Kolmogorov–Smirnov_test
Statistical property
as GLS can exhibit strong bias in small samples if the actual skedastic function is unknown. Because heteroscedasticity concerns expectations of the second
Homoscedasticity and heteroscedasticity
Homoscedasticity_and_heteroscedasticity
Measure of the asymmetry of random variables
} where Q is the quantile function (i.e., the inverse of the cumulative distribution function). The numerator is difference between the
Skewness
Value approached by a mathematical object
{\displaystyle x_{i}} are real, an example of a suitable distance function is the Euclidean distance, defined by d ( x , y ) = ‖ x − y ‖ = ∑ i ( x i − y i
Limit_(mathematics)
Function that measures dissimilarity between two probability distributions
information geometry, a divergence is a kind of statistical distance: a binary function which establishes the separation from one probability distribution
Divergence_(statistics)
Self-shadowing Shader Shading Shading language Shadow mapping Shadow volume Signed distance function Simplex noise Simulation noise Skeletal animation Slab method Soft-body
List of computer graphics and descriptive geometry topics
List_of_computer_graphics_and_descriptive_geometry_topics
Type of statistics
breakdown point and the influence function described below. The practical effect of problems seen in the influence function can be studied empirically by
Robust_statistics
Function for integral Fourier-like transform
shifts of one generating function ψ in L2(R), the mother wavelet. For the example of the scale one frequency band [1, 2] this function is ψ ( t ) = 2 sinc
Wavelet
Nonparametric measure of rank correlation
relationship between two variables can be described using a monotonic function. The Spearman correlation between two variables is equal to the Pearson
Spearman's rank correlation coefficient
Spearman's_rank_correlation_coefficient
Computer vision framework
wavefront, which defines an additional speed function. Accordingly, then the evolution of the signed distance function ϕ t ( x ) {\displaystyle \textstyle \phi
Gradient_vector_flow
Fundamental theorem in probability theory and statistics
characteristic functions of a number of density functions becomes close to the characteristic function of the normal density as the number of density functions increases
Central_limit_theorem
Statistical model validation technique
vector xi are denoted xi1, ..., xip. If least squares is used to fit a function in the form of a hyperplane ŷ = a + βTx to the data (xi, yi) 1 ≤ i ≤ n
Cross-validation_(statistics)
Physics concept relating to automobiles
conditions, or when the driver's cognitive function is superior or deficient. To determine actual total stopping distance, one would typically empirically obtain
Braking_distance
Point to which functions converge in analysis
mathematics, the limit of a function is a fundamental concept in calculus and analysis concerning the behavior of that function near a particular input which
Limit_of_a_function
In mathematics, a quantitative measure of the shape of a set of points
Moments of a function in mathematics are certain quantitative measures related to the shape of the function's graph. For example, if the function represents
Moment_(mathematics)
Statistical measure of association
the function cramerV() from the package rcompanion calculates V using the chisq.test function from the stats package. In contrast to the function cramersV()
Cramér's_V
Branch of statistics
of members of a group Life tables Kaplan–Meier curves Survival function Hazard function To compare the survival times of two or more groups Log-rank test
Survival_analysis
Type of average of a collection of numbers
and redefine the difference as a modular distance (i.e. the distance on the circle: so the modular distance between 1° and 359° is 2°, not 358°). The
Arithmetic_mean
Variable representing a random phenomenon
refers to neither randomness nor variability but instead is a mathematical function in which the domain is the set of possible outcomes in a sample space (e
Random_variable
Measure of statistical dispersion
calculated by integrating the probability density function (which yields the cumulative distribution function—any other means of calculating the CDF will also
Interquartile_range
Probabilistic problem-solving algorithm
that produces the best evaluation function at the end. In the traveling salesman problem the goal is to minimize distance traveled. There are also applications
Monte_Carlo_method
Generates a forecast of future values of a time series
exponential window function. Whereas in the simple moving average the past observations are weighted equally, exponential functions are used to assign
Exponential_smoothing
their function. France is a signatory to the 1968 Vienna Convention on Road Signs and Signals. France signed the Vienna Convention on Road Signs and Signals
Road_signs_in_France
Value that appears most often in a set of data
random variable, the mode is the value x at which the probability mass function P(X) takes its maximum value, i.e., x = argmaxxi P(X = xi). In other words
Mode_(statistics)
Diagnostic plot of binary classifier ability
The ROC can also be thought of as a plot of the statistical power as a function of the Type I Error of the decision rule (when the performance is calculated
Receiver operating characteristic
Receiver_operating_characteristic
Cosmological formulas for expanding universe
Distance measures are used in physical cosmology to generalize the concept of distance between two objects or events in an expanding universe. They may
Distance_measure
Correlation of a signal with a time-shifted copy of itself, as a function of shift
Pearson correlation between values of the process at different times, as a function of the two times or of the time lag. Let { X t } {\displaystyle \left\{X_{t}\right\}}
Autocorrelation
Analytic function in mathematics
The Riemann zeta function or Euler–Riemann zeta function, denoted by the lowercase Greek letter ζ (zeta), is a mathematical function of a complex variable
Riemann_zeta_function
Statistics concept
statistical estimation problem it is linear, in the sense that the regression function E(y | x) is linear in the unknown parameters that are estimated from the
Polynomial_regression
Nonparametric test of the null hypothesis
Nonparametric tests used on two dependent samples are the sign test and the Wilcoxon signed-rank test. Henry Mann and Donald Ransom Whitney developed
Mann–Whitney_U_test
Generalization of the one-dimensional normal distribution to higher dimensions
Mahalanobis distance r {\displaystyle r} from the Gaussian, a direct generalization of the standard deviation. In order to compute the values of this function, closed
Multivariate normal distribution
Multivariate_normal_distribution
Mathematical function with no sudden changes
a continuous function is a function such that a small variation of the argument induces a small variation of the value of the function. This implies
Continuous_function
Programming language for creating 3D printable products
modifications while modifying the script. ShapeJS uses a combination of signed distance functions and voxel representations. A voxel is similar to a 2D pixel but
ShapeJS
Mathematical approximation of a function
of a function is an infinite sum of terms that are expressed in terms of the function's derivatives at a single point. For most common functions, the
Taylor_series
Middle quantile of a data set or probability distribution
point or an empty set). Every convex function is a C function, but the reverse does not hold. If f is a C function, then f ( med [ X ] ) ≤ med [ f
Median
Method for fitting a statistical model to data
measure of "distance" between its two arguments. The functional d {\displaystyle \displaystyle d} is also called the criterion function. If there exists
Minimum-distance_estimation
Statistical transformation
(r),} where "ln" is the natural logarithm function and "artanh" is the inverse hyperbolic tangent function. If (X, Y) has a bivariate normal distribution
Fisher_transformation
Statistical test that compares goodness of fit
}{\mathcal {L}}(\theta )\,\right]} is the logarithm of the maximized likelihood function L {\displaystyle {\mathcal {L}}} , and ℓ ( θ 0 ) {\displaystyle \ell (\theta
Likelihood-ratio_test
Distribution function associated with the empirical measure of a sample
an empirical distribution function (a.k.a. an empirical cumulative distribution function, eCDF) is the distribution function associated with the empirical
Empirical distribution function
Empirical_distribution_function
Multivalued function in mathematics
In mathematics, the Lambert W function, also called the omega function or product logarithm, is a multivalued function, namely the branches of the converse
Lambert_W_function
Statistical hypothesis test
desired false-rejection probability (e.g. 0.05). Since F is a monotone function of the likelihood ratio statistic, the F-test is a likelihood ratio test
F-test
Data visualization
observed data point from the dataset that falls within this distance. Similarly, a distance of 1.5 times the IQR is measured out below the lower quartile
Box_plot
Statistical sampling technique
only one in each axis-aligned hyperplane containing it. When sampling a function of N {\displaystyle N} variables, the range of each variable is divided
Latin_hypercube_sampling
Statistical modeling method
of the explanatory variables (or predictors) is assumed to be an affine function of those values; less commonly, the conditional median or some other quantile
Linear_regression
Characteristic of an optical system
This function is sometimes referred to as the edge spread function (ESF). However, the values on this line are inversely proportional to the distance from
Optical_transfer_function
Term in statistical hypothesis testing
exists using a given test in a given context. In typical use, it is a function of the specific test that is used (including the choice of test statistic
Power_(statistics)
Statistical model for a binary dependent variable
the value "1"), hence the labeling; the function that converts log-odds to probability is the logistic function, hence the name. The unit of measurement
Logistic_regression
Non-parametric statistic used to estimate the survival function
estimator, is a non-parametric statistic used to estimate the survival function from lifetime data. In medical research, it is often used to measure the
Kaplan–Meier_estimator
Graphical representation of the distribution of numerical data
and often for density estimation: estimating the probability density function of the underlying variable. The total area of a histogram used for probability
Histogram
Absolute value: distance to the origin (zero point) Sigma function: Sums of powers of divisors of a given natural number. Euler's totient function: Number of
List of mathematical functions
List_of_mathematical_functions
Statistical relationship
variables (which in turn may be present even when one variable is a nonlinear function of the other). Other correlation coefficients, such as Spearman's rank
Correlation
Sequence of data points over time
the autocorrelation function and the spectral density function (also cross-correlation functions and cross-spectral density functions) Scaled cross- and
Time_series
Statistical test used on paired nominal data
is the binomial distribution probability mass function and n = b + c. Binomial distribution functions are readily available in common software packages
McNemar's_test
Range to estimate an unknown parameter
a Bayesian alternative for interval estimation Cumulative distribution function-based nonparametric confidence interval – Class of confidence intervals
Confidence_interval
SIGNED DISTANCE-FUNCTION
SIGNED DISTANCE-FUNCTION
Girl/Female
Indian
Some distance
Girl/Female
Indian
Some distance
Girl/Female
Muslim
Some distance
Female
Norse
Variant spelling of Old Norse Signy, SIGNE means "new victory."
Girl/Female
Latin American Swedish
Sign.
Female
French
French form of Latin Constantia, CUSTANCE means "steadfast."Â
Girl/Female
Muslim
Some distance
Girl/Female
Muslim
Some distance
Girl/Female
Arabic, Muslim, Sindhi
Some Distance
Girl/Female
Arabic, Muslim, Sindhi
Some Distance
Girl/Female
Latin
Sign.
Girl/Female
Danish, German, Latin, Scandinavian, Swedish
Sign; Signal; Victory
Girl/Female
Muslim
Some distance
Girl/Female
Australian, Danish, Finnish, German, Latin, Scandinavian, Swedish
Sign; New Victory
Boy/Male
Indian
Distance
Girl/Female
Indian
Sign, Distinct
Girl/Female
Muslim
Sign, Distinct
Boy/Male
Arabic
Distance
Female
Scandinavian
Scandinavian form of Old Norse SigrÃðr, SIGRID means "beautiful victory."
Girl/Female
Latin
Sign.
SIGNED DISTANCE-FUNCTION
SIGNED DISTANCE-FUNCTION
Boy/Male
British, English
Blend of Jar and Darell
Boy/Male
Arabic, Muslim
Good News Bringer
Surname or Lastname
English
English : unexplained.
Girl/Female
Indian, Marathi
Joy; Light
Boy/Male
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Telugu
Sun God
Female
Vietnamese
Vietnamese unisex name THANH means "achieved, intelligent."
Biblical
rushes; sea-moss
Girl/Female
Hindu, Indian
Cold; Angel; Having Life
Boy/Male
Hindu
Lord Shiva, Lord of Ganga
Surname or Lastname
English
English : occupational name for a thatcher, someone who covered roofs in straw, from an agent derivative of Middle English thach(en) ‘to thatch’ (Old English þæccan ‘to cover or roof’).
SIGNED DISTANCE-FUNCTION
SIGNED DISTANCE-FUNCTION
SIGNED DISTANCE-FUNCTION
SIGNED DISTANCE-FUNCTION
SIGNED DISTANCE-FUNCTION
n.
Remoteness in succession or relation; as, the distance between a descendant and his ancestor.
imp. & p. p.
of Singe
a.
Separated; having an intervening space; at a distance; away.
imp. & p. p.
of Distance
a.
Stamped or marked with a signet.
n.
One who signs or subscribes his name; as, a memorial with a hundred signers.
n.
The interval between two notes; as, the distance of a fourth or seventh.
a.
Tined; tinged.
n.
One who has sinned; especially, one who has sinned without repenting; hence, a persistent and incorrigible transgressor; one condemned by the law of God.
a.
Indistinct; faint; obscure, as from distance.
v. t.
To cause to appear as if at a distance; to make seem remote.
imp. & p. p.
of Sign
v. t.
To outstrip by as much as a distance (see Distance, n., 3); to leave far behind; to surpass greatly.
a.
Noticeable; distinguished from what is ordinary; eminent; remarkable; memorable; as, a signal exploit; a signal service; a signal act of benevolence.
n.
A seal; especially, in England, the seal used by the sovereign in sealing private letters and grants that pass by bill under the sign manual; -- called also privy signet.
v. i.
To act as a sinner.
n.
One who, or that which, singes.
v. t.
To place at a distance or remotely.
a.
Having sight, or seeing, in a particular manner; -- used in composition; as, long-sighted, short-sighted, quick-sighted, sharp-sighted, and the like.
n.
Distance.