Title:
RANDOM FOREST COMPUTATION DEVICE, RANDOM FOREST COMPUTATION METHOD, AND RANDOM FOREST COMPUTATION PROGRAM
Document Type and Number:
WIPO Patent Application WO/2021/005786
Kind Code:
A1
Abstract:
A random forest computation device (10) includes: a score computation unit (16) that successively computes a score indicating a degree of division, at a stage where data scanning is carried out on a node to be processed; and an upper limit computation unit (17) that computes a score upper-limit, and that stops the data scanning carried out on the node to be processed, if a prescribed stop-condition is satisfied, the stop condition having been set on the basis of the score upper limit and the degree of division set at the scanning stage.
Inventors:
FUJIWARA YASUHIRO (JP)
Application Number:
PCT/JP2019/027534
Publication Date:
January 14, 2021
Filing Date:
July 11, 2019
Export Citation:
Assignee:
NIPPON TELEGRAPH & TELEPHONE (JP)
International Classes:
G06N20/00
Foreign References:
| US20150309854A1 | 2015-10-29 |
Other References:
YOKOYAMA, YUSEI ETAL: "Decision tree learning over all subgraph indicators", (MATERIALSOF THE 99TH SPECIAL INTEREST GROUP ON FUNDAMENTAL PROBLEMS IN ARTIFICIAL INTELLIGENCE), 20 January 2016 (2016-01-20), pages 75 - 80
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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