PATENT CLAIM ANALYSIS

Application Number: 15922091
Application Type: Utility
Filing Date: 2018-03
Publication Date: 2019-01
Patent Classification: ["382", "115000"]

Abstract:
Provided is a user authentication method and apparatus that obtains first environmental information indicating an environmental condition in which an input image of a user is captured, extracts a first feature vector from the input image, selects a second feature vector including second environmental information that matches the first environmental information from enrolled feature vectors in an enrollment database (DB), and authenticates the user based on the first feature vector and the second feature vector.

Claim (Index 25):
A user authentication apparatus, comprising:\n an infrared ray (IR) sensor configured to capture an input image of a user; a memory including an enrollment database (DB) in which features vectors are enrolled; and a processor configured to obtain first environmental information indicating an environmental condition in which the input image is captured, select a second feature vector including second environmental information that matches the first environmental information from the enrolled feature vectors, and authenticate the user based on a first feature vector extracted from the input image and the second feature vector.

Metadata:
- Claim Count in Document: 43.0
- Percentile: 90.0
- Lexical Diversity: 1.88372
- Patent Class: 382.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['15078148', '14290054', '13716583', '12848346', '12873729']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.3470909563785541
- 35 USC 102 Novelty (BERT): 0.5014025524730522
- Combined Prediction Score: 0.362522115988004
- Mean Citation Score: 244.321028
- Max Citation Score: 277.16403
- Similarity Product: 214.61900604067685

Labels:
- Claim Label 101: 1
- Claim Label 102: 0
- Claim Label 103: 1
- Claim Label 112: 1
- Combined Label: 0
- Label 101 Adjusted: 1

Dataset: test