Kedis ku xidhan hagaha · Adag Heerka

Kediska Habraaca Gaussian

Waxay hubisaa qaybinta shaqada GP-ga, kernels, hubanti la'aanta danbe, miisaan kubka, hagaajinta hyperparameter iyo hagaajinta Bayesian.

Wadooyinka haga ee la xidhiidhaHabka Gaussian
Su'aal 1 ee 8

Habka Gaussian wuxuu qeexayaa qaybinta itimaalka maxaa?

Horudhac su'aal kasta8 su'aalo

Jawaabaha iyo sharraxaadaha waxay soo baxayaan markaad qaadanayso kediska.

  1. Habka Gaussian wuxuu qeexayaa qaybinta itimaalka maxaa?
    • Hawlaha
    • Dhibcaha xogta shaqsiga kaliya
    • Calaamadaha fasalka Discrete
    • Miisaanka shabakada neerfaha
  2. Beyond a point estimate, what does a Gaussian Process return under its chosen kernel and noise assumptions?
    • Only an exact parameter vector
    • A posterior predictive distribution with an uncertainty estimate
    • A guaranteed calibrated interval under any model mismatch
    • A deterministic label with no variance
  3. Doorkee ayuu kernel-ku ka ciyaaraa GP-ga?
    • Waxay calaamadisaa xogta tababarka
    • Waxay meesha ka saaraysaa baahida xogta tababarka
    • Waxay qeexaysaa sida wax-soo-saarka la midka ah ay u yihiin wax-soo-gelinta dhow
    • Waxay dejisaa heerka waxbarashada
  4. Waa maxay sababta hababka Gaussian caadiga ah ay ula halgamaan xog-ururinta aadka u weyn?
    • Ma matali karaan hawlo aan toos ahayn
    • Waxay u baahan yihiin fasallo calaamadeysan
    • Waxay iska indhatiraan xogta tababarka gabi ahaanba
    • U rogida matrixka kernel-ka waxay ku kacaysaa qiyaastii wakhtiga n-cubed
  5. Sidee loo doortaa cabbirada GP-ga sida cabbirka dhererka?
    • Iyada oo la kordhinayo suurtogalnimada marginal
    • Male-awaal aan toos ahayn
    • Iyadoo la yareynayo tirada dhibcaha xogta
    • Had iyo jeer waa kuwo go'an oo aan waligood la hagaajin
  6. Waa kuwee farsamada caanka ah ee geeddi-socodka Gaussian qayb muhiim ah?
    • Kala soocida sawirka convolutional
    • Hagaajinta Bayesian ee hagaajinta hyperparameter
    • Calaamadaynta qoraalka
    • Dib u faafinta iyada oo loo marayo shabakado qoto dheer
  7. Which kernel is described in the guide as smoother than the Matérn alternative?
    • A unigram frequency kernel
    • A transition-probability kernel
    • The RBF (squared exponential) kernel
    • The Viterbi kernel
  8. Why can a GP’s predictive uncertainty widen far from training observations?
    • The model adds more observed labels automatically
    • The mean function becomes a neural network
    • The kernel matrix becomes smaller than zero
    • There is less nearby data constraining the function under the selected covariance assumptions