関連する実験動画
Updated: Sep 9, 2025
16:14
Trajectory Data Analyses for Pedestrian Space-time Activity Study
Published on: February 25, 2013
13.7K
地理的な制約を人間の移動から切り離す
Louis Boucherie1,2, Benjamin F Maier1,2, Sune Lehmann3,4
1DTU Compute, Technical University of Denmark, Kongens Lyngby, Denmark.
Nature human behaviour
|September 1, 2025
まとめ
地理的な制約を考慮すると,人間の移動パターンは力法則を示します. この研究は,住居の空間的分布が 距離と機会モデルを結びつけることで 移動の形状をどのように形作っているかを明らかにしています
科学分野:
- 複雑なシステム
- 空間分析
- 人類の地理
背景:
- 人間の移動に関する研究は 大規模なデータセットで進み 規模のない移動パターンを明らかにしています
- 既存のモデルはスケールフリー分布を説明しますが,しばしば地理的な制約を無視します.
研究 の 目的:
- 地理的な構造が人間の移動パターンに与える影響を調査する.
- 地理情報を移動モデルに統合する.
主な方法:
- 何百万もの人の移動記録の分析
- ペア分布関数を使って地理的構造を組み込む.
- 地理的な影響と個人の移動選択の分離
主要な成果:
- 地理を考慮すると,5つの大きさの範囲に及ぶ人間の移動における力法則の関係が特定されました.
- パア分布関数は,空間的な位置構造が移動に与える影響を効果的に捉えます.
- 人間の住居の空間的分布が 移動性を大きく左右しています
結論:
- 地理的な制約は人間の移動パターンの決定的な要因です.
- この研究は,距離に基づくモビリティモデルと 機会に基づくモビリティモデルの間のギャップを埋めるものです.
- 定住の構造を理解することは 人間の移動を予測する鍵です
関連する概念動画
01:25Selected Data About Geographic Locations
69
Geographic Information Systems (GIS) rely on two core types of data: spatial data and attribute data.Spatial DataSpatial data defines the physical location of features within a coordinate system, typically expressed in terms of latitude and longitude. It provides precise positioning for elements like roads, rivers, or buildings.Attribute DataAttribute data complements spatial data by adding descriptive information about these features. For example, a road's spatial data includes its start and...
69
02:12Short-distance Transport of Resources
16.5K
Short-distance transport refers to transport that occurs over a distance of just 2-3 cells, crossing the plasma membrane in the process. Small uncharged molecules, such as oxygen, carbon dioxide, and water, can diffuse across the plasma membrane on their own. In contrast, ions and larger molecules require the assistance of transport proteins due to their charge or size. Transport across membranes also occurs within individual cells, playing a variety of essential roles for the plant as a whole.
16.5K
02:39Gene Flow
35.6K
Gene flow is the transfer of genes among populations, resulting from either the dispersal of gametes or from the migration of individuals.
35.6K
01:28Field Application of Global Positioning System
88
The Global Positioning System (GPS) has become an indispensable tool in fieldwork, offering unparalleled precision and efficiency for surveying, navigation, and infrastructure development. By harnessing signals from a constellation of satellites, GPS receivers determine the location of objects with remarkable speed and accuracy, often completing calculations within a second.Advantages of Modern GPS TechnologyContemporary GPS receivers are designed to meet the practical demands of field...
88
00:53Migration
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
01:30Design Example: Identifying the Locations of Monuments in the Field Using Global Positioning System Device
168
Surveyors use Global Positioning System (GPS) technology to measure the precise location and elevation of points on Earth. In a recent survey, GPS receivers were used to determine the coordinates and elevations of two park monuments. The process involved careful mission planning, data collection, and correction to ensure accuracy. The survey began with mission planning to identify optimal satellite visibility and minimize Position Dilution of Precision (PDOP). A geodetic control point...
168