Cognitive State Engineering for Vehicle Manipulation

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Solution Overview

Problem

Transportation systems, particularly for vehicles, often lead to frustrating and stressful experiences due to factors like congestion, unfamiliar routes, and driver fatigue, which can result in accidents and decreased productivity.

Innovation Solution

The use of cognitive state engineering to analyze images and data from vehicle occupants, such as facial expressions and physiological signals, to determine their cognitive state and adjust vehicle settings or routes to optimize driver comfort and safety through cognitive state alteration engineering.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If cognitive state monitoring and vehicle manipulation systems are implemented, then driver safety and satisfaction are improved, but device complexity and cost increase

Engineering Contradiction:
Improvedriver safetyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system integrates multiple functions into a unified cognitive state monitoring and vehicle manipulation platform. The imaging devices capture both facial expressions and physiological signals, the computing device performs multiple analysis tasks (cognitive state determination, loading curve mapping, stress detection), and the vehicle manipulation system responds to various cognitive states with appropriate adjustments. This multi-functionality approach improves driver safety through comprehensive monitoring while managing system complexity through integration rather than separate dedicated systems for each function.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Reliability

If real-time cognitive state analysis is performed using imaging devices and computing devices, then driver alertness and safety are improved, but energy consumption and processing requirements increase

Engineering Contradiction:
Improvedriver alertnessVSAvoidenergy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The system performs cognitive state analysis selectively based on driving conditions and detected cognitive states rather than continuously at maximum capacity. The computing device analyzes images and determines cognitive states only when needed for vehicle manipulation decisions, mapping to loading curves and adjusting vehicle settings accordingly. This partial action approach maintains driver alertness monitoring effectiveness while reducing unnecessary energy consumption during periods when full analysis capacity is not required.

Inventive Principle:
Principle #16Partial or excessive action

3Reliability

If vehicle settings and routes are adjusted based on cognitive state, then driver comfort and safety are improved, but ease of operation and control are reduced

Engineering Contradiction:
Improvedriver safetyVSAvoiddriver control
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The vehicle manipulation system automatically adjusts vehicle settings and routes based on detected cognitive states without requiring explicit driver commands. The computing device determines cognitive states from images, maps them to loading curves, and the vehicle manipulation system autonomously implements appropriate adjustments such as modifying climate controls, entertainment settings, or suggesting route changes. This self-service approach improves driver safety by reducing cognitive load and manual control requirements, allowing the vehicle to adapt to driver needs without increasing operational complexity.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11292477B2Vehicle manipulation using cognitive state engineering
Publication Date: 2022.04.05 AFFECTIVA
  • US11292477B2 patent drawing
  • US11292477B2 patent drawing
  • US11292477B2 patent drawing

AI summary

Vehicle manipulation uses cognitive state engineering. Images of a vehicle occupant are obtained using imaging devices within a vehicle. The one or more images include facial data of the vehicle occupant. A computing device is used to analyze the images to determine a cognitive state. Audio information from the occupant is obtained and the analyzing is augmented based on the audio information. The cognitive state is mapped to a loading curve, where the loading curve represents a continuous spectrum of cognitive state loading variation. The vehicle is manipulated, based on the mapping to the loading curve, where the manipulating uses cognitive state alteration engineering. The manipulating includes changing vehicle occupant sensory stimulation. Additional images of additional occupants of the vehicle are obtained and analyzed to determine additional cognitive states. Additional cognitive states are used to adjust the mapping. A cognitive load is estimated based on eye gaze tracking.