Search for tag: "expectation"

13 Media

PHYS3QI3_class15 duration 46 minutes 51 seconds PHYS3QI3_class15 PHYS3QI3_class15	PHYS3QI3_class15 Mixed states and the density operator. Taught by Wyatt Kirkby in 2021 matrix density probability superposition trace operator expectation particle things basis thing elements kind spin particles measurement lot vector mixture sigma From DUNCAN O'DELL 2 plays 0
PHYS-4F03-class15 duration 39 minutes 1 second PHYS-4F03-class15 PHYS-4F03-class15	PHYS-4F03-class15 Variational principle. Taught by Wyatt Kirkby in 2021 energy ground guess wave function expectation electron theta r1 nucleus hydrogen wavefunction parameter thing charge r2 electrons lot principle phi From DUNCAN O'DELL 5 plays 0
14-Semiclassical BEC duration 1 hour 3 minutes 14-Semiclassical BEC 14-Semiclassical BEC	14-Semiclassical BEC Physics 4Q03 Lecture 14: This lecture continues the discussion of Bose Einstein condensation and shows how a semiclassical analysis can allow a calculation of the optimal density of condensed… psi naught particles energy thing hat ground star density volume epsilon mu things expectation times momentum interaction term infinity particle From Clifford Burgess 45 plays 0
PHYS3QI3_class17 duration 49 minutes 58 seconds PHYS3QI3_class17 PHYS3QI3_class17	PHYS3QI3_class17 Finished density operator slides (QI11_Density_Operator) and started the slides on local measurements (QI12_Local_Measurements) density matrix trace operator sum basis rho probabilities entropy things phi probability expression row systems eigenvalues elements sort expectation operators From DUNCAN O'DELL 11 plays 0
PHYS3QI3_class16 duration 18 minutes 0 seconds PHYS3QI3_class16 PHYS3QI3_class16	PHYS3QI3_class16 Went through the ``projector method'' for quantum measurement calculations (QI11_Density_Operator) probability psi basis operator object measurement matrix overlap trace expectation projector side vm half superposition photon elements thing effect words From DUNCAN O'DELL 15 plays 0
PHYS-4F03-Class9 duration 49 minutes 35 seconds PHYS-4F03-Class9 PHYS-4F03-Class9	PHYS-4F03-Class9 Finished L7TimeIndepPerturbationTheory perturbation correction term energy lambda things theory thing corrections bit field sort side potential expression expectation equation particle levels times From DUNCAN O'DELL 5 plays 0
PHYS3QI3_Class9 duration 51 minutes 21 seconds PHYS3QI3_Class9 PHYS3QI3_Class9	PHYS3QI3_Class9 Continued with QI7_Operators. Introduced Hermitian operators operator psi thing mechanics operators basis matrix measurement lambda adjoint expectation commutator uncertainty hand eigenvectors conjugate eigenvalues probability n. dagger From DUNCAN O'DELL 9 plays 0
PHYS-4F03-class6 duration 49 minutes 5 seconds PHYS-4F03-class6 PHYS-4F03-class6	PHYS-4F03-class6 Covered the exchange interaction and began discussion of quantum statistical mechanics particles wave interaction function exchange expectation energy sort density electrons particle spin bit fermions spins term times atoms psi probability From DUNCAN O'DELL 7 plays 0
October 30, 2020 - David Stephens duration 1 hour 6 minutes October 30, 2020 - David Stephens October 30, 2020 - David Stephens	October 30, 2020 - David Stephens model distribution analysis regression procedure specification bootstrap sample propensity score psi gamma estimation expectation dirichlet coverage parameter equation likelihood sort From MATHEUS GRASSELLI 2 plays 0
Norm Emergence and Change in a Collective-Risk… duration 43 minutes 56 seconds Norm Emergence and Change in a Collective-Risk… Norm Emergence and Change in a Collective-Risk Social Dilemma with Dr. Giulia Andrighetto – Productivity During Pandemic	Norm Emergence and Change in a Collective-Risk Social Dilemma with Dr. Giulia Andrighetto – Productivity During Pandemic From climate change to ecosystem and habitat destruction to the spread of infectious diseases such as COVID-19, many contemporary societal challenges are exacerbated by collective action problems. In… dr giulia andrighetto cress productivity during pandemic allison van michelle dion social sciences (social issues) social italy social norms empirical research norms behavior expectations subjects effect expectation change contribution risk questions question experiment points tokens cooperation association hypothesis probability norm pot From Allison Van 8 plays 0
025 Linear Regression duration 9 minutes 31 seconds 025 Linear Regression 025 Linear Regression	025 Linear Regression beta hat squares sum equation estimator square times acts values point total base sigma sse methods month change expectation slope From Mu He 230 plays 0
020 Point Estimation duration 7 minutes 43 seconds 020 Point Estimation 020 Point Estimation	020 Point Estimation estimator hat expectation deviation standard error sample times bears distribution parameter population estimation point size estimators equation variance virus minus From Mu He 229 plays 0
017 Covariance and Linear Combination duration 15 minutes 13 seconds 017 Covariance and Linear Combination 017 Covariance and Linear Combination	017 Covariance and Linear Combination distribution combination covariance expectation function linear sigma thing times correlation bar equation variance theorem limit p. variables square bracket variable From Mu He 294 plays 0