{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002030},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001192","487:4870002441","487:4870002119","487:4870001677","494:4940008567","494:4940006333","487:4870002365","487:4870002281","487:4870001833","487:4870000690","487:4870002032","487:4870001403","487:4870000837","494:4940004661","487:4870004507","496:4960007535","490:4900002920","494:4940008837","487:4870001497","487:4870001834","487:4870001945","487:4870001500","487:4870001394","496:4960007003","496:4960007271"],"twin_admin_codes":[487,487,487,487,494,494,487,487,487,487,487,487,487,494,487,496,490,494,487,487,487,487,487,496,496],"twin_sims":[0.5934437213282779,0.5097732353156796,0.4416663493501035,0.39374276899619964,0.3822556593881413,0.3630090791892089,0.3535860976224724,0.32143706281535583,0.31664883456682114,0.3098164564747411,0.3005931761269784,0.2938725117078542,0.28971095404984704,0.287905606590697,0.2695982922833527,0.2683627600551877,0.25349394434085515,0.25323525280588716,0.2531093600995821,0.2523101482281682,0.25146283241237327,0.24654582320750096,0.2354470702097581,0.23365838131933384,0.23225179646509608],"twin_dists":[0.1326771846221376,0.15076512611236248,0.1660363464887188,0.17732100571974496,0.18011541828584646,0.1848901369444151,0.18727417101594454,0.19567163827052178,0.19696114903181766,0.19882042650708695,0.2013680788273884,0.2032533020347204,0.20443346333520063,0.2049485751088547,0.21028618571418278,0.2106543070470542,0.21516995374577927,0.2152499780001391,0.21528894075468516,0.215536578334472,0.2157996672685195,0.21733768128314954,0.2208835657511881,0.22146514560171904,0.22192454154358393],"n_dims_used":43,"mean_confidence":0.912727622098701},"coverage":{"mean_confidence":0.912727622098701,"n_dims_used":43,"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}}