Propagation of Errors—Basic Rules
· PDF 檔案3. If z = f(x) for some function f(), then –z = jf0(x)j–x: We will justify rule 1 later. The justiﬁcation is easy as soon as we decide on a mathematical deﬁnition of –x, etc. Quick Check 3.4 Problem: To ﬁnd the volume of a certain cube, you measure its side as 2:00 0:02cm.
Measurement error and uncertainty
· In science, there are numbers and there are “numbers”. What we ordinarily think of as a “number” and will refer to here as a pure number is just that: an expression of a precise value. The first of these you ever learned were the counting numbers, or integers; later on, you were introduced to the decimal numbers, and the rational numbers, which include numbers such as 1/3 and π (pi) that
Back-Propagation is very simple. Who made it …
Almost 6 months back when I first wanted to try my hands on Neural network, I scratched my head for a long time on how Back-Propagation works. When I talk to peers around