一种复合生态系统关联性测度方法及系统

By constructing a spatiotemporal sequence similarity matrix, the correlation of complex ecosystems is quantified, which solves the problem of the failure to quantify the correlation of multiple elements in complex ecosystems, realizes precise regulation of ecological protection and restoration, and supports regional sustainable development.

CN120492945BActive Publication Date: 2026-07-17BEIJING FORESTRY UNIVERSITY

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
BEIJING FORESTRY UNIVERSITY
Filing Date
2025-04-27
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies have failed to effectively quantify the interrelationships among multiple elements in complex ecosystems, making it difficult to achieve holistic and systematic protection and restoration, and thus failing to meet the needs of regional sustainable development.

Method used

A spatiotemporal sequence similarity-based approach is adopted. By acquiring land use remote sensing monitoring data, a spatial weight matrix and a temporal similarity matrix are constructed. Local and global statistics are calculated to quantify the spatiotemporal similarity of various land use types, thereby measuring the correlation of complex ecosystems.

Benefits of technology

It provides a multi-angle and multi-dimensional precise definition of the interconnectedness of complex ecosystems, supports the precise regulation of differentiated ecological protection and restoration strategies, and has the advantages of being easy to operate and understand.

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Abstract

本发明属于生态环境保护技术领域,提供了一种复合生态系统关联性测度方法及系统,方法包括:获取研究区范围内的土地利用遥感监测数据,确定样点位置并得到样点土地利用时间序列数据集,构建空间权重矩阵和时间相似性矩阵,对各个土地利用类型进行计算,得到对应的局部统计量S′i、显著性水平值Si、全局统计量S和显著性水平Z值,并构建各个土地利用类型的关系矩阵和显著性检验矩阵。本发明基于复合生态系统的理论框架,纳入时空相似性技术体系,创造性地在双变量相关分析中融入点位时空特征,计算两地类复合生态系统关联度,为解耦复合生态系统内部复杂机制提供了新的认知。
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