Hadamard-Test
What is the purpose of Hadamard Test? Hadamard Test is a subroutine to estimate eigen values of unitary matrix U.…
Signalprocessing
kevin-tofu Generate White Noise in order to put a child to sleep
Why White Noise has huge demands on Youtube? A video on YouTube featuring a completely black screen with white noise…
Neural Search Example using Qdrant
Neural Search Code Example The vector search using embedding is sometimes so called Neural Search. Here shows example how to…
Deciphering The Heart of Control Engineering (2)
Classical Control Theory The deviation between the reference value and the output, denoted as (1), is input to the controller…
Deciphering The Heart of Control Engineering (1)
Second-Order Differential Equation of the Spring-Mass-Damper System Consider a system with the transfer function given by equation (1). This is…
Explaining: the difference between Observables and Projection
These 2 keywords seems almost meaning same. So I wondered how we should distinguish to use these words to use…
Important Knowledge and Rules of Quantum Computing
Quantum Logic and Cricuit Encoding Algorithm
Note: Quantum Computing (3)
Encoding in Quantum Computer 1. Basis Encoding Basis Encoding is a method that associates the basis states of an N-qubit…
Note: Quantum Computing (2)
Quantum bit Amplitude Vector A Quantum bit (Qbit) is represented as below. The above Qbit is expressed using another form,…
Note: Quantum Computing (1)
Quantum Computing State space Unitary Matrix and Operator Hermite Matrix and Operator Some Rules of Dirac Form (Norm of a…