Quoc H Tran

US Patent:

20230004836, Jan 5, 2023

Filed:

Nov 16, 2021

Appl. No.:

17/527426

Inventors:

- Bentonville AR, US
Samrat Kokkula - Sunnyvale CA, US
Theban Solomon Stanley - San Bruno CA, US
Quoc Tan Tran - San Carlos CA, US
Alessandro Magnani - Palo Alto CA, US
Chhavi Yadav - La Jolla CA, US
Abon Chaudhuri - Sunnyvale CA, US

Assignee:

Walmart Apollo, LLC - Bentonville AR

International Classification:

G06N 5/04

Abstract:

Some embodiments include systems and methods for recall estimation. An exemplary method comprises determining reservoir sampling and size of labeling from each strata; determining recall and variance for each strata; determining sum of sample size for a time period; and determining reservoir sampling for each strata and label the sample items. Other embodiments are described.

US Patent:

20210002904, Jan 7, 2021

Filed:

Jul 2, 2019

Appl. No.:

16/460592

Inventors:

- Valley Cottage NY, US
Quoc Tran - Valley Cottage NY, US

International Classification:

E04F 11/18

Abstract:

An elbow joint connector includes an elbow portion and a locking mechanism detachably coupled to a distal end of the elbow portion. The locking mechanism including a pair of locking members translatable relative to one another along an interface transverse to a longitudinal axis of the elbow joint connector. Divergent translation of the pair of locking members relative to one another along the interface increases a portion of an outer periphery of the locking mechanism to lock the elbow portion to an adjoining member. The elbow joint connector is configured for detachable coupling to an adjoining elbow joint connector and pivotally rotatable relative thereto from a first configuration in which respective center axes of the connectors form an acute angle to a second configuration in which the respective center axes are collinear.