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関連する概念動画

Migration00:53

Migration

8.1K
Migration is long-range, seasonal movement from one region or habitat to another. This common strategy, carried out by many different organisms around the world, is an adaptive response that typically corresponds to changes in an organism’s environment, like resource availability or climate. Migrations can involve huge groups of thousands of animals as well as single individuals traveling alone and can range from thousands of kilometers to just a few hundred meters.
8.1K
Anatomical Movements00:51

Anatomical Movements

13.8K
Anatomical movements refer to the various actions or motions that can be performed by the body's joints and muscles. These movements are described using specific terms to provide a standardized way of discussing and understanding the range of motion at different joints.
Here are some common anatomical movements:
Flexion and extension motions are in the sagittal (anterior–posterior) plane of motion. These movements take place at the shoulder, hip, elbow, knee, wrist,...
13.8K
Mechanistic Models: Compartment Models in Individual and Population Analysis01:23

Mechanistic Models: Compartment Models in Individual and Population Analysis

359
Mechanistic models are utilized in individual analysis using single-source data, but imperfections arise due to data collection errors, preventing perfect prediction of observed data. The mathematical equation involves known values (Xi), observed concentrations (Ci), measurement errors (εi), model parameters (ϕj), and the related function (ƒi) for i number of values. Different least-squares metrics quantify differences between predicted and observed values. The ordinary least...
359
Movement Joints in Buildings01:27

Movement Joints in Buildings

487
Movement joints in buildings are essential design elements that accommodate inevitable motions caused by various factors such as temperature changes, moisture content variations, and structural deflections. These motions, if not considered in design and construction, can lead to unsightly or dangerous damage. Movement joints are incorporated in different forms to manage these stresses and allow materials to move without causing distress.
The simplest type of movement joints, working joints, are...
487
Impact of Individuals on Individuals01:30

Impact of Individuals on Individuals

515
Human behavior is intricately shaped by social influences that arise from interactions with others in diverse contexts. These influences not only mold beliefs and attitudes but also drive the regulation of behaviors through both direct communication and observational learning. The study of these processes falls within the domain of social psychology, which seeks to understand how individuals are affected by and affect those around them.Mechanisms of Social InfluenceDirect social influence...
515
Impact of Social Context on Individuals01:21

Impact of Social Context on Individuals

516
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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関連する実験動画

Updated: May 1, 2026

Trajectory Data Analyses for Pedestrian Space-time Activity Study
16:14

Trajectory Data Analyses for Pedestrian Space-time Activity Study

Published on: February 25, 2013

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個々の人間の移動パターンを理解する.

Marta C González1, César A Hidalgo, Albert-László Barabási

  • 1Center for Complex Network Research and Department of Physics, Biology and Computer Science, Northeastern University, Boston, Massachusetts 02115, USA.

Nature
|June 6, 2008
PubMed
まとめ

人間の動きはランダムではない. 携帯電話のデータは,個人が定期的な旅行パターンを持ち,頻繁に特定の場所に戻り,既存のモデルに挑戦し,都市計画と病気の拡散予測に影響を与えることを明らかにしています.

科学分野:

  • 複雑なシステム 複雑なシステム
  • 人間移動に関する研究
  • コンピューティング社会科学

背景:

  • 人間の動きを理解することは,都市計画,交通予報,病気の拡散モデリングに不可欠です.
  • 現在のモデルはしばしばレヴィの飛行やランダムな散歩のようなランダムな動きを想定しており,これは現実世界の人間の行動を正確に反映していない可能性があります.

研究 の 目的:

  • 大規模な時間解像度の位置データを用いて,人間の動きを支配する基本的な法則を調査する.
  • 経験的な人間の軌道を,ランダムウォークとレヴィフライトモデルの予測と比較する.

主な方法:

  • 6ヶ月の期間 (100,000人のユーザー) にわたる匿名化された携帯電話ユーザー経路の分析.
  • 個々の移動パターンの空間的および時間的な規則性の統計的分析.
  • 個々の移動距離と軌道のアニソトロピーの補正.

主要な成果:

  • 人間の軌道は,ランダムなモデルから逸脱して,重要な時間的,空間的な規則性を示す.
  • 個人は,特徴的な,時間に関係のない移動距離を示し,頻繁に訪れた場所に戻る可能性が高い.
  • 標準化された個々の移動パターンは,単一の普遍的な空間的確率分布に崩壊する.

さらに関連する動画

Simulation of Human-induced Vibrations Based on the Characterized In-field Pedestrian Behavior
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Simulation of Human-induced Vibrations Based on the Characterized In-field Pedestrian Behavior

Published on: April 13, 2016

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Frame-by-Frame Video Analysis of Idiosyncratic Reach-to-Grasp Movements in Humans
10:51

Frame-by-Frame Video Analysis of Idiosyncratic Reach-to-Grasp Movements in Humans

Published on: January 15, 2018

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関連する実験動画

Last Updated: May 1, 2026

Trajectory Data Analyses for Pedestrian Space-time Activity Study
16:14

Trajectory Data Analyses for Pedestrian Space-time Activity Study

Published on: February 25, 2013

13.4K
Simulation of Human-induced Vibrations Based on the Characterized In-field Pedestrian Behavior
10:52

Simulation of Human-induced Vibrations Based on the Characterized In-field Pedestrian Behavior

Published on: April 13, 2016

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Frame-by-Frame Video Analysis of Idiosyncratic Reach-to-Grasp Movements in Humans
10:51

Frame-by-Frame Video Analysis of Idiosyncratic Reach-to-Grasp Movements in Humans

Published on: January 15, 2018

8.5K

結論:

  • 人間の移動は,さまざまな旅歴にもかかわらず,シンプルで再現可能なパターンに従います.
  • これらの発見は,疫病予防,緊急対応,都市計画,およびエージェントベースのモデリングに重大な影響を及ぼします.
  • この研究は,人間の動きに関する現在のランダムベースのモデルの限界を強調しています.