SPARK-X
SPARK 的快速版本，基于非参数协方差函数检验检测空间可变基因。该方法 无需分布假设，计算效率显著优于 SPARK，适用于大规模空间转录组数据。
| Property | Value |
|---|---|
| Purpose | 快速非参数空间可变基因检测 |
| Time Complexity | O(g * n) |
| Space Complexity | O(n) |
| Year | 2021 |
| Difficulty | Intermediate |
| Languages | R |
| Category | Spatial Omics |
Complexity Analysis
- Time Complexity:
O(g * n) - Space Complexity:
O(n)
Performance Insight: The time complexity of this algorithm is polynomial. Linear space can often be reduced by constant factors via sliding-window techniques.
Note: Complexity analysis is based on theoretical models. Actual runtime is affected by input scale, hardware, and implementation optimizations. Benchmark for your specific workload.
Literature & Implementation
Related Tools
SPARK · SpatialDE · MERINGUE