{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000241},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000179","480:4800000211","480:4800000240","480:4800000212","480:4800000242","495:4950000815","480:4800000180","480:4800000214","480:4800000239","480:4800000146","480:4800000210","480:4800000244","495:4950000814","480:4800000213","480:4800000181","495:4950000271","480:4800000245","480:4800000001","491:4910003271","480:4800000216","480:4800000182","480:4800000215","495:4950000272","480:4800000243","480:4800000133"],"twin_admin_codes":[480,480,480,480,480,495,480,480,480,480,480,480,495,480,480,495,480,480,491,480,480,480,495,480,480],"twin_sims":[0.7549471780275588,0.7408129727374853,0.7205852216239638,0.5083719328639483,0.4958115164518788,0.30805613705636875,0.2839590885104772,0.27933964342652917,0.2522823988914079,0.16462017948060856,0.155182933402555,0.15234905265953674,0.1405151981148186,0.1255748489075973,0.1143994288638136,0.10375993154908773,0.09322999403832653,0.08852132487583392,0.0810559644564292,0.07881999190578767,0.07754473589211278,0.07429992917100747,0.07115606541685203,0.06399217184777455,0.0621740377878916],"twin_dists":[0.09738118534128834,0.10060153303259244,0.10514085184328777,0.15107277571735525,0.15384063992368016,0.19930324445570446,0.20608139768924952,0.20741950822187522,0.21554518549313334,0.24670098334394017,0.2507049040286956,0.25194184329775426,0.25729834699774334,0.26456509224396485,0.2704421697080731,0.27646342782129935,0.28291694388050626,0.28599009681525417,0.29113998572130373,0.2927561433556357,0.29369444930579114,0.29613919425219815,0.29859157000533887,0.304526983674543,0.30611930559390976],"n_dims_used":42,"mean_confidence":0.8929235367547899},"coverage":{"mean_confidence":0.8929235367547899,"n_dims_used":42,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}