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Related Concept Videos

Self Within Cultural Contexts01:30

Self Within Cultural Contexts

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Cultural frameworks for understanding the self are often categorized into two broad orientations: individualism and collectivism. These paradigms influence how people define themselves, relate to others, and interpret their social worlds. Each orientation offers distinct perspectives on autonomy, responsibility, and the role of the individual within a community.Individualistic CulturesIn individualistic cultures like North America and Western Europe, identity is understood as autonomous and...
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Social psychology examines how the real or imagined presence of others influences individuals' thoughts, feelings, and behaviors. A key concept in this field is the role of social context in shaping behavior. The same individual may act differently depending on the social setting, due to the varying expectations and norms associated with each environment. This context-dependent behavior illustrates the influence of social roles, which prescribe appropriate conduct in specific situations.Social...
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Lev Vygotsky, a pioneering Russian psychologist, developed a theory of cognitive development that centers on the influence of social and cultural factors. Unlike Jean Piaget, who emphasized the child's direct interaction with the physical world as key to development, Vygotsky argued that cognitive growth is an interpersonal process that unfolds within a cultural context. For Vygotsky, a child's learning cannot be separated from their social environment, which includes the values,...
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Body temperature reflects the equilibrium between heat production and heat loss within the body. Most heat is generated by metabolically active tissues, particularly the liver, heart, brain, kidneys, and endocrine organs. At rest, skeletal muscles contribute 20–30% of total heat production, but during vigorous exercise, this can increase up to 30–40 times.
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The body's temperature, measured in degrees, is determined by the balance between heat production and dissipation to the surrounding environment. For instance, if exercising vigorously, the body will produce more heat, causing sweat and dissipating that heat. Despite extreme environmental conditions and physical exertion, the human temperature-control system maintains a constant core body temperature (the temperature of deep tissues, which are the tissues located beneath the skin and other...
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The spontaneity of a process depends upon the temperature of the system. Phase transitions, for example, will proceed spontaneously in one direction or the other depending upon the temperature of the substance in question. Likewise, some chemical reactions can also exhibit temperature-dependent spontaneities. To illustrate this concept, the equation relating free energy change to the enthalpy and entropy changes for the process is considered:
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Evaluation of a Smartphone-based Human Activity Recognition System in a Daily Living Environment
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Evaluation on Context Recognition Using Temperature Sensors in the Nostrils.

Ryosuke Kodama1, Tsutomu Terada2,3, Masahiko Tsukamoto4

  • 1Graduate School of Engineering, Kobe University, 1-1 Rokkodaicho, Nada, Kobe, Hyogo 657-8501, Japan. ryosukekodama@stu.kobe-u.ac.jp.

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This study introduces a novel wearable sensor system that uses nostril data to recognize user context, accurately detecting breathing, workload, and daily behaviors for health monitoring.

Keywords:
context recognitionnasal cycletemperature sensorwearable computing

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Area of Science:

  • Biomedical Engineering
  • Wearable Technology
  • Human-Computer Interaction

Background:

  • Wearable sensors offer diverse applications through context recognition.
  • Nostril data provides unique insights into physiological and psychological states.

Purpose of the Study:

  • To develop and evaluate a context recognition method using data acquired from the nostrils.
  • To explore the potential of nasal sensor data for monitoring breathing, health, and behaviors.

Main Methods:

  • Development of a system using small temperature sensors integrated into glasses to measure nostril temperature.
  • Acquisition and analysis of sensor data to identify various contexts.

Main Results:

  • The system accurately detects breathing and workload (96.4%).
  • It identifies six behaviors (54%) and eight daily life behaviors (86%).
  • Nasal congestion detection is also achieved, enabling logging of nasal cycles.

Conclusions:

  • Nostril-based sensor data is effective for context recognition.
  • The developed system shows potential for monitoring physiological and behavioral states, including autonomic nerve and biological conditions.