Patent SG-11201908841W-A (SG)
Title: Model training method and apparatus based on data sharing
Inventor: ZHAO PEILIN
IPC: G06Q10/06
Filed: 2018-07-30
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 07 February 2019 (07.02.2019) WIP0 I PCT omit omoiolomin OH ois (10) International Publication Number WO 2019/027915 Al (51) International Patent Classification: GO6Q 10/06 (2012.01) GO6Q 10/10 (2012.01) (21) International Application Number: PCT/US2018/044404 (22) International Filing Date: 30 July 2018 (30.07.2018) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 201710650740.3 02 August 2017 (02.08.2017) CN (71) Applicant: ALIBABA GROUP HOLDING LIMITED [ /US]; Fourth Floor, One Capital Place, P.O. Box 847, George Town (KY). (72) Inventors: ZHAO, Peilin; c/o Ants Patent Team, 17F Building B, Huanglong Times Plaza, No. 18 Wantang Road, Hangzhou, Zhejiang 310099 (CN). ZHOU, Jun; c/o Ants Patent Team, 17F Building B, Huanglong Times Plaza, No. 18 Wantang Road, Hangzhou, Zhejiang 310099 (CN). LI, Xiaolong; c/o Ants Patent Team, 17F Building B, Huang- long Times Plaza, No. 18 Wantang Road, Hangzhou, Zhe- jiang 310099 (CN). LI, Longfei; c/o Ants Patent Team, 17F Building B, Huanglong Times Plaza, No. 18 Wantang Road, Hangzhou, Zhejiang 310099 (CN). (74) Agent: STALFORD, Terry J. et al.; Fish & Richardson P.C., P.O. Box 1022, Minneapolis, MN 55440-1022 (US). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: — with international search report (Art. 21(3)) before the expiration of the time limit for amending the claims and to be republished in the event of receipt of amendments (Rule 48.2(h)) rsi (54) Title: MODEL TRAINING METHOD AND APPARATUS BASED ON DATA SHARING O iiis\" u (57) : A public parameter is downloaded by a data provider from a data miner. A private parameter set W that is locally u - u 0 maintained is replaced by using a downloading result. A private parameter set W, that is obtained after the replacement, is updated by \" using local data and a model parameter update algorithm. An update result is uploaded to the data miner so that the data miner updates C2 lobal the public parameter set e by using the update result uploaded by the data provider.