US 12,407,790 B2
Optimal grouping during video conferencing by loss based techniques
Oleg Ostap, Camas, WA (US); Kostiantyn Verhun, Ternopil (UA); Henry Levak, San Mateo, CA (US); Kristopher Glenn Perry, Camas, WA (US); Andrzej Jan Szewczyk, Cracow (PL); Ihor Dutchak, Skalat (UA); Ankita Verma, Vancouver, WA (US); and Ihor Okhrimenko, Kyiv (UA)
Assigned to Logitech Europe S.A., Lausanne (CH)
Filed by Logitech Europe S.A., Lausanne (CH)
Filed on Jul. 14, 2023, as Appl. No. 18/222,315.
Claims priority of provisional application 63/472,800, filed on Jun. 13, 2023.
Prior Publication US 2024/0422289 A1, Dec. 19, 2024
Int. Cl. H04N 7/15 (2006.01); G06T 7/11 (2017.01); G06V 20/40 (2022.01); H04N 5/262 (2006.01); H04N 5/278 (2006.01)
CPC H04N 7/15 (2013.01) [G06T 7/11 (2017.01); G06V 20/49 (2022.01); H04N 5/2628 (2013.01); H04N 5/278 (2013.01); G06T 2207/20132 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A computer implemented method, comprising:
generating, by a sensor, a video stream that comprises a series of frames that each include a plurality of objects positioned within a conference environment;
determining the objects captured within at least one frame of the video stream;
assigning one or more croppings to each of the objects in the at least one frame of the video stream, wherein the assigning of the one or more croppings to each of the objects comprises:
determining a plurality of combinations of croppings that include at least one of the objects in the at least one frame; and
assigning a first cropping configuration to each of the determined croppings, wherein each of the assigned first cropping configurations include at least one object; and
adjusting each assigned first cropping configuration to determine a preferred cropping configuration for each of the determined croppings based on a cropping function, wherein the cropping function comprises two or more individual cropping loss values and a respective cropping weight for each of the two or more individual cropping loss values.