scispace - formally typeset
Search or ask a question

How to make alternative route evacuation using huff model on gis? 


Best insight from top research papers

Alternative route evacuation using the Huff model on GIS involves several steps. First, LiDAR data is used to create a dynamic network of buildings and roads, considering flood-prone areas identified through flood models . Next, an urban evacuation simulation system is developed, incorporating an Agent model and A* algorithm for route choice . Additionally, a GIS-SimQueue vehicle evacuation model is integrated with a Geographic Information System to examine the effectiveness of an evacuation plan . Another approach involves developing an evacuation plan based on areas unaffected by emergency events, using spatial overlay and proximity analysis . Finally, a multi-objective evacuation route assignment model is proposed, aiming to minimize evacuation time, travel distance, and congestion during the evacuation process . This model is solved using a multi-objective optimization algorithm, providing alternative strategies for evacuation policy makers .

Answers from top 4 papers

More filters
Papers (4)Insight
The provided paper does not mention the use of the Huff model or GIS for making alternative route evacuations. The paper focuses on a multiobjective evacuation route assignment model based on a genetic algorithm.
Proceedings ArticleDOI
01 Oct 2012
4 Citations
The provided paper does not mention the use of the Huff model for making alternative route evacuations in GIS.
The paper does not mention the use of the Huff model or how to make alternative route evacuations using it on GIS. The paper focuses on the development of an urban evacuation simulation system using an Agent model and A* algorithm for route choice.
The provided paper does not mention the use of the Huff model or how to make alternative route evacuations using it on GIS. The paper focuses on using LiDAR data, flood models, and the Analytic Hierarchy Process for evacuation routing in flood-prone areas.

Related Questions

How to insure of Effectiveness Of Evacuation Process?4 answersTo ensure the effectiveness of an evacuation process, several key factors must be considered. Firstly, utilizing public transportation can aid car-free individuals, alleviate fuel shortages, and reduce traffic congestion. Secondly, optimizing the layout and flow within evacuation areas can enhance pedestrian safety and efficiency during evacuations. Additionally, incorporating well-defined measures of effectiveness (MOEs) and a comprehensive MOE framework can guide optimization processes and assess the success of evacuation plans. Moreover, governance issues play a crucial role in effective evacuation procedures, highlighting the importance of incorporating governance strategies into evacuation simulation models for disaster management and emergency response. By integrating these elements, policymakers and practitioners can enhance the overall effectiveness of evacuation processes in disaster situations.
How do different types of evacuation systems affect the efficiency of corridor configuration?4 answersDifferent types of evacuation systems significantly impact the efficiency of corridor configuration. The optimal placement of evacuation exits along both sides of a corridor minimizes the mixing of human flows during emergencies. Factors such as the width of the evacuation corridor, pedestrian flow intensity, and the presence of canalization influence evacuation speed. The width of the corridor plays a crucial role in occupant evacuation, with a specific relationship between corridor width and evacuation time. Additionally, integrating network reconfiguration strategies like contraflow lane reversal and time-dependent conflict point elimination can enhance operational efficiency during evacuations, leading to increased evacuee throughput and reduced exposure risks. These findings underscore the importance of considering various evacuation system elements to optimize corridor configurations for efficient evacuations.
What is the significance of alternative route?4 answersAlternative routes have significant importance in various domains. In the context of road networks, generating diverse alternate routes is crucial for online navigation systems. These routes offer multiple unknown preferences for users and are robust to changes in network conditions. In the field of further education, the concept of alternative routes distinguishes further education in colleges from secondary education in schools and higher education in universities. Additionally, alternative routes play a vital role in predicting the safest route during a pandemic. By considering the active number of infection cases, alternative routes can minimize exposure to affected localities, aiding common people in traveling and assisting local administrations in restricting movement. Furthermore, as self-driving cars become more prevalent, finding a large set of reasonable alternative routes becomes essential for balancing traffic loads on the road network.
How can space syntax be used to evacuation?5 answersSpace syntax can be used to analyze and improve evacuation strategies in urban environments. It can help identify the vulnerability of structures related to fire evacuation. By analyzing indicators such as connectivity, mean depth, and integration of an area, space syntax can assess the ease of evacuation during a fire disaster and the level of accessibility. Additionally, space syntax can be used to model pedestrian movement behavior through spaces like sky courts, which are important for tall building design and evacuation strategies. It can improve integration, intelligibility, and footfall through spatial re-configuration. Furthermore, space syntax algorithms can predict natural movement patterns in large-scale urban environments, guiding messages towards their destination more efficiently. Overall, space syntax provides valuable insights for evacuation planning and emergency wayfinding strategies.
Can you please provide me a model to predict hurricane evacuation trip generation?5 answersA new methodology for predicting hurricane evacuation trip generation is proposed in the papers by Sun et al. and Fu. The methodology utilizes easily accessible demographic and resource-related predictors instead of relying heavily on psychological factors. Sun et al. develop an enhanced logistic regression (ELR) model that automatically accounts for nonlinearities using low-depth decision trees. Fu, on the other hand, presents a static disaggregate destination choice model and a sequential logit model for predicting time-dependent origin-destination (O-D) trip tables for hurricane evacuation. Both models consider various factors such as household characteristics, hurricane threats, and destination characteristics to estimate evacuation trip generation. The models are validated using empirical datasets from hurricanes Katrina, Rita, and Floyd, and show promising results in predicting households' evacuation decisions and trip lengths. These models provide valuable tools for emergency management authorities to improve the estimation of evacuation traffic demands in a timely and accurate manner.
How can behavioral, data-driven, agent-based evacuation simulation be used for building safety design?5 answersBehavioral, data-driven, agent-based evacuation simulation can be used for building safety design by accurately predicting individuals' wayfinding behavior during emergency evacuations and examining crowd evacuation performance under different building design scenarios. Machine learning and discrete choice models can be trained to predict individuals' directional choices during evacuations, taking into account social and environmental factors. These models can be integrated into agent-based evacuation simulations to simulate crowd behavior and evaluate the effectiveness of different building designs. The trained models can also be compared to identify critical factors for the applicability of evacuation models and provide recommendations for future research in building design evaluation and optimization. By incorporating behavioral and data-driven approaches, evacuation simulations can enhance occupant safety during building emergencies and inform the design of safer buildings.