1.a diagram representing a system of connections or interrelations among two or more things, as by a number of distinctive dots or lines. 2.Math. a.a series of discrete or continuous points, as in forming a curve or surface, each of which represents a value of a given function. ...
In this chapter we discuss the problem of plotting the graph of a given function, as well as the inverse problem of finding suitable formulas representing a given graph.Toni, PaoloLiceo Scientifico Statale Enrico FermiDomenico Lamberti, Pier
Using Function NotationOnce we determine that a relationship is a function, we need to display and define the functional relationships so that we can understand and use them, and sometimes also so that we can program them into computers. There are various ways of representing fu...
In this notation, the symbolfrepresents the function, the letterxis theindependent variable(自变量) representing the input value off, andyis thedependent variable(因变量) or output value offatx. The setDof all possible input values is called thedomain(定义域) of the function. The set of all ...
Two applications of FDGs are presented: in the former, FDGs are used for modelling and matching 3D-objects described by multiple views, whereas in the latter, they are used for representing and recognising human faces, described also by several views. 展开 ...
As we said, the natural underlying metric structure in a graph representing a dynamical system is not symmetric: non-symmetric distances model in an optimal way the evolution of the system with the time. It must be said that a (symmetric) distance is often used for non-directed graphs: the...
The problem of representing a function f:[d]→[r] supporting the described set of operations is equivalent to representing a string S of length d over an alphabet of size r. The equivalent operations are string access (to report S[i]), string select (to determine the location of the i...
Internally, autograd represents this graph as a graph of Function objects, which can be apply()-ed to compute the result of evaluating the graph. When computing the forward pass, autograd simultaneously performs the requested computations and builds up a graph representing the function that computes...
purposes, etc., for representing numbers, reports, performance, etc. Graphs vs charts, although often used interchangeably, differ slightly in their definitions and usage. A graph is a type of diagram and a mathematical function that can also be used as a diagram of the data, which is ...
In representing graphs, we assume that the vertices are numbered 0 through v 1. If it is necessary to associate other data such as city names with the vertices, this can be done with a Map or a direct address table. In an unweighted graph, we need to keep track only of which vertices...