and ((A1.WEEK3_PERF_RAG = A2.WEEK3_PERF_RAG) or ((A1.WEEK3_PERF_RAG is null) and (A2.WEEK3_PERF_RAGand ((A1.MONTH2_PERF_RAG = A2.MONTH2_PERF_RAG) or ((A1.MONTH2_PERF_RAG is null)
谢谢def rag_boundary(labels, edge_map, connectivity=2): along the boundary between 2 adjacent regions, the average value of the= data.chelsea()
>>> labels = se