Results 41 to 50 of about 693,378 (301)

Identification and Evaluation of the Polycentric Urban Structure: An Empirical Analysis Based on Multi-Source Big Data Fusion

open access: yesRemote Sensing, 2022
Identifying and evaluating polycentric urban spatial structure is essential for understanding and optimizing current urban development. In order to accurately identify the urban centers of the Guangdong–Hong Kong–Macao Greater Bay Area (GBA), this study ...
Yuquan Zhou, Xiong He, Yiting Zhu
doaj   +1 more source

Scaling laws in the spatial structure of urban road networks

open access: yes, 2006
The urban road networks of the 20 largest German cities have been analysed, based on a detailed database providing the geographical positions as well as the travel-times for network sizes up to 37,000 nodes and 87,000 links.
Albert   +16 more
core   +2 more sources

Elephant‐Skin‐Inspired Porous Cementitious Tiles with Programmable Crack Networks for Passive Cooling

open access: yesAdvanced Materials, EarlyView.
Elephant‐skin‐inspired crack networks are programmed in porous diatomaceous earth (DE)‐cement composites using substrate‐guided, stress‐concentration induced fracture. The resulting crack lattices act as capillary conduits that redistribute water, while the porous matrix stores moisture.
Qingya Huang   +5 more
wiley   +1 more source

The anatomy of urban social networks and its implications in the searchability problem [PDF]

open access: yes, 2014
The appearance of large geolocated communication datasets has recently increased our understanding of how social networks relate to their physical space. However, many recurrently reported properties, such as the spatial clustering of network communities,
Benito, R. M.   +6 more
core   +4 more sources

Orbital Electrowetting: From Continuous Droplet Transport to Programmable Microfluidics

open access: yesAdvanced Materials, EarlyView.
This work comprehensively summarizes the mechanisms, recent advances, potential applications, and key challenges of orbital electrowetting. It highlights that integrating orbital electrowetting with conventional electrowetting is required to enable complete digital‐microfluidic workflows while simplifying platform architecture.
Jie Tan   +7 more
wiley   +1 more source

Key factors on the spatial structure of smart city in an ICT dominated era (case study: Greater Mashhad)

open access: yesAin Shams Engineering Journal
Although the industrial revolutions including steam engine, electricity and Information and Communication Technology (ICT) have changed the spatial structure of cities, the key factors on the Spatial Structure of Smart City in an ICT Dominated Era are ...
Reza Akbari, Zahra Eidy
doaj   +1 more source

Improving the Robustness of Visual Teach‐and‐Repeat Navigation Using Drift Error Correction and Event‐Based Vision for Low‐Light Environments

open access: yesAdvanced Robotics Research, EarlyView.
Visual teach‐and‐repeat (VTR) navigation allows robots to learn and follow routes without building a full metric map. We show that navigation accuracy for VTR can be improved by integrating a topological map with error‐drift correction based on stereo vision.
Fuhai Ling, Ze Huang, Tony J. Prescott
wiley   +1 more source

Analysis of the Spatial Structure of Regional Enterprises and Its Impact on Regional Economic Development Based on the Data Envelopment Analysis Model (DEA)

open access: yesJournal of Mathematics, 2021
This paper adopts the data envelopment analysis (DEA) model to conduct an in-depth study and analysis of the spatial structure of regional enterprises and their impact on regional economic development and to apply the analysis of the impact between the ...
Lei Wang, Yuan He, Tongwen Wang
doaj   +1 more source

Plot-based urbanism and urban morphometrics : measuring the evolution of blocks, street fronts and plots in cities [PDF]

open access: yes, 2011
Generative urban design has been always conceived as a creation-centered process, i.e. a process mainly concerned with the creation phase of a spatial transformation. We argue that, though the way we create a space is important, how that space evolves in
Da Fontoura Costa, Luciano   +6 more
core  

From Lab to Landscape: Environmental Biohybrid Robotics for Ecological Futures

open access: yesAdvanced Robotics Research, EarlyView.
This Perspective explores environmental biohybrid robotics, integrating living tissues, microorganisms, and insects for operation in real‐world ecosystems. It traces the leap from laboratory experiments to forests, wetlands, and urban environments and discusses key challenges, development pathways, and opportunities for ecological monitoring and ...
Miriam Filippi
wiley   +1 more source

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