Do Location Encoders Capture Spatial Effects? A GeoShapley Benchmark Across Scales
位置编码器能否捕捉空间效应?跨尺度的GeoShapley基准测试
机构 * Siebel School of Computing \& Data Science, University of Illinois Urbana-Champaign Urbana IL USA ; Department of Geography \& GIS ; Siebel School of Computing \& Data Science, University of Illinois Urbana-Champaign
AI总结 通过GeoShapley解释器,评估11种位置编码器在不同尺度下从嵌入中恢复空间变化系数的能力,发现主系数恢复稳定,次系数依赖尺度,原始坐标基线始终有竞争力。
Comments 4 pages, 2 figures, 2 tables, Submitted to SIGSPATIAL '26 short papers