Results 151 to 160 of about 1,163,681 (226)

Morphometric features enhance phenotype discrimination in frontotemporal lobar degeneration. [PDF]

open access: yesBrain Commun
Stocks JK   +5 more
europepmc   +1 more source

Theory and applications of the sum-of-squares technique

Journal of Statistical Mechanics: Theory and Experiment, 2023
The sum-of-squares (SOS) approximation method is a technique used in optimization problems to derive lower bounds on the optimal value of an objective function. By representing the objective function as a sum of squares in a feature space, the SOS method
F. Bach   +3 more
semanticscholar   +1 more source

Explicit Lower Bounds Against Ω(n)-Rounds of Sum-of-Squares

IEEE Annual Symposium on Foundations of Computer Science, 2022
We construct an explicit family of 3-XOR instances hard for $\Omega(n)$-levels of the Sum-of-Squares (SoS) semi-definite programming hierarchy. Not only is this the first explicit construction to beat brute force search (beyond low-order improvements ...
Max Hopkins, Ting Lin
semanticscholar   +1 more source

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